/* Unix SMB/CIFS implementation. client file operations Copyright (C) Andrew Tridgell 1994-1998 Copyright (C) Jeremy Allison 2001-2009 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "includes.h" #include "system/filesys.h" #include "libsmb/libsmb.h" #include "../lib/util/tevent_ntstatus.h" #include "async_smb.h" #include "libsmb/clirap.h" #include "trans2.h" #include "ntioctl.h" #include "libcli/security/secdesc.h" #include "../libcli/smb/smbXcli_base.h" /*********************************************************** Common function for pushing stings, used by smb_bytes_push_str() and trans_bytes_push_str(). Only difference is the align_odd parameter setting. ***********************************************************/ static uint8_t *internal_bytes_push_str(uint8_t *buf, bool ucs2, const char *str, size_t str_len, bool align_odd, size_t *pconverted_size) { size_t buflen; char *converted; size_t converted_size; if (buf == NULL) { return NULL; } buflen = talloc_get_size(buf); if (ucs2 && ((align_odd && (buflen % 2 == 0)) || (!align_odd && (buflen % 2 == 1)))) { /* * We're pushing into an SMB buffer, align odd */ buf = talloc_realloc(NULL, buf, uint8_t, buflen + 1); if (buf == NULL) { return NULL; } buf[buflen] = '\0'; buflen += 1; } if (!convert_string_talloc(talloc_tos(), CH_UNIX, ucs2 ? CH_UTF16LE : CH_DOS, str, str_len, &converted, &converted_size)) { return NULL; } buf = talloc_realloc(NULL, buf, uint8_t, buflen + converted_size); if (buf == NULL) { TALLOC_FREE(converted); return NULL; } memcpy(buf + buflen, converted, converted_size); TALLOC_FREE(converted); if (pconverted_size) { *pconverted_size = converted_size; } return buf; } /*********************************************************** Push a string into an SMB buffer, with odd byte alignment if it's a UCS2 string. ***********************************************************/ uint8_t *smb_bytes_push_str(uint8_t *buf, bool ucs2, const char *str, size_t str_len, size_t *pconverted_size) { return internal_bytes_push_str(buf, ucs2, str, str_len, true, pconverted_size); } uint8_t *smb_bytes_push_bytes(uint8_t *buf, uint8_t prefix, const uint8_t *bytes, size_t num_bytes) { size_t buflen; if (buf == NULL) { return NULL; } buflen = talloc_get_size(buf); buf = talloc_realloc(NULL, buf, uint8_t, buflen + 1 + num_bytes); if (buf == NULL) { return NULL; } buf[buflen] = prefix; memcpy(&buf[buflen+1], bytes, num_bytes); return buf; } /*********************************************************** Same as smb_bytes_push_str(), but without the odd byte align for ucs2 (we're pushing into a param or data block). static for now, although this will probably change when other modules use async trans calls. ***********************************************************/ uint8_t *trans2_bytes_push_str(uint8_t *buf, bool ucs2, const char *str, size_t str_len, size_t *pconverted_size) { return internal_bytes_push_str(buf, ucs2, str, str_len, false, pconverted_size); } uint8_t *trans2_bytes_push_bytes(uint8_t *buf, const uint8_t *bytes, size_t num_bytes) { size_t buflen; if (buf == NULL) { return NULL; } buflen = talloc_get_size(buf); buf = talloc_realloc(NULL, buf, uint8_t, buflen + num_bytes); if (buf == NULL) { return NULL; } memcpy(&buf[buflen], bytes, num_bytes); return buf; } struct cli_setpathinfo_state { uint16_t setup; uint8_t *param; }; static void cli_setpathinfo_done(struct tevent_req *subreq); struct tevent_req *cli_setpathinfo_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t level, const char *path, uint8_t *data, size_t data_len) { struct tevent_req *req, *subreq; struct cli_setpathinfo_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_setpathinfo_state); if (req == NULL) { return NULL; } /* Setup setup word. */ SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO); /* Setup param array. */ state->param = talloc_zero_array(state, uint8_t, 6); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } SSVAL(state->param, 0, level); state->param = trans2_bytes_push_str( state->param, smbXcli_conn_use_unicode(cli->conn), path, strlen(path)+1, NULL); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } subreq = cli_trans_send( state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ talloc_get_size(state->param), /* num param. */ 2, /* max returned param. */ data, /* data. */ data_len, /* num data. */ 0); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_setpathinfo_done, req); return req; } static void cli_setpathinfo_done(struct tevent_req *subreq) { NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL, NULL, 0, NULL, NULL, 0, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_setpathinfo_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_setpathinfo(struct cli_state *cli, uint16_t level, const char *path, uint8_t *data, size_t data_len) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_setpathinfo_send(ev, ev, cli, level, path, data, data_len); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_setpathinfo_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Hard/Symlink a file (UNIX extensions). Creates new name (sym)linked to oldname. ****************************************************************************/ struct cli_posix_link_internal_state { uint8_t *data; }; static void cli_posix_link_internal_done(struct tevent_req *subreq); static struct tevent_req *cli_posix_link_internal_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t level, const char *oldname, const char *newname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_link_internal_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_posix_link_internal_state); if (req == NULL) { return NULL; } /* Setup data array. */ state->data = talloc_array(state, uint8_t, 0); if (tevent_req_nomem(state->data, req)) { return tevent_req_post(req, ev); } state->data = trans2_bytes_push_str( state->data, smbXcli_conn_use_unicode(cli->conn), oldname, strlen(oldname)+1, NULL); subreq = cli_setpathinfo_send( state, ev, cli, level, newname, state->data, talloc_get_size(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_link_internal_done, req); return req; } static void cli_posix_link_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } /**************************************************************************** Symlink a file (UNIX extensions). ****************************************************************************/ struct tevent_req *cli_posix_symlink_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *oldname, const char *newname) { return cli_posix_link_internal_send( mem_ctx, ev, cli, SMB_SET_FILE_UNIX_LINK, oldname, newname); } NTSTATUS cli_posix_symlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_symlink(struct cli_state *cli, const char *oldname, const char *newname) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_symlink_send(frame, ev, cli, oldname, newname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_symlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Read a POSIX symlink. ****************************************************************************/ struct readlink_state { uint8_t *data; uint32_t num_data; }; static void cli_posix_readlink_done(struct tevent_req *subreq); struct tevent_req *cli_posix_readlink_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, size_t len) { struct tevent_req *req = NULL, *subreq = NULL; struct readlink_state *state = NULL; uint32_t maxbytelen = (uint32_t)(smbXcli_conn_use_unicode(cli->conn) ? len*3 : len); req = tevent_req_create(mem_ctx, &state, struct readlink_state); if (req == NULL) { return NULL; } /* * Len is in bytes, we need it in UCS2 units. */ if ((2*len < len) || (maxbytelen < len)) { tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER); return tevent_req_post(req, ev); } subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_QUERY_FILE_UNIX_LINK, 1, maxbytelen); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_readlink_done, req); return req; } static void cli_posix_readlink_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct readlink_state *state = tevent_req_data( req, struct readlink_state); NTSTATUS status; status = cli_qpathinfo_recv(subreq, state, &state->data, &state->num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } /* * num_data is > 1, we've given 1 as minimum to cli_qpathinfo_send */ if (state->data[state->num_data-1] != '\0') { tevent_req_nterror(req, NT_STATUS_DATA_ERROR); return; } tevent_req_done(req); } NTSTATUS cli_posix_readlink_recv(struct tevent_req *req, struct cli_state *cli, char *retpath, size_t len) { NTSTATUS status; char *converted = NULL; size_t converted_size = 0; struct readlink_state *state = tevent_req_data(req, struct readlink_state); if (tevent_req_is_nterror(req, &status)) { return status; } /* The returned data is a pushed string, not raw data. */ if (!convert_string_talloc(state, smbXcli_conn_use_unicode(cli->conn) ? CH_UTF16LE : CH_DOS, CH_UNIX, state->data, state->num_data, &converted, &converted_size)) { return NT_STATUS_NO_MEMORY; } len = MIN(len,converted_size); if (len == 0) { return NT_STATUS_DATA_ERROR; } memcpy(retpath, converted, len); return NT_STATUS_OK; } NTSTATUS cli_posix_readlink(struct cli_state *cli, const char *fname, char *linkpath, size_t len) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_readlink_send(frame, ev, cli, fname, len); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_readlink_recv(req, cli, linkpath, len); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Hard link a file (UNIX extensions). ****************************************************************************/ struct tevent_req *cli_posix_hardlink_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *oldname, const char *newname) { return cli_posix_link_internal_send( mem_ctx, ev, cli, SMB_SET_FILE_UNIX_HLINK, oldname, newname); } NTSTATUS cli_posix_hardlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_hardlink(struct cli_state *cli, const char *oldname, const char *newname) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_hardlink_send(frame, ev, cli, oldname, newname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_hardlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a POSIX getfacl (UNIX extensions). ****************************************************************************/ struct getfacl_state { uint32_t num_data; uint8_t *data; }; static void cli_posix_getfacl_done(struct tevent_req *subreq); struct tevent_req *cli_posix_getfacl_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct getfacl_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct getfacl_state); if (req == NULL) { return NULL; } subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_QUERY_POSIX_ACL, 0, CLI_BUFFER_SIZE); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_getfacl_done, req); return req; } static void cli_posix_getfacl_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct getfacl_state *state = tevent_req_data( req, struct getfacl_state); NTSTATUS status; status = cli_qpathinfo_recv(subreq, state, &state->data, &state->num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_posix_getfacl_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, size_t *prb_size, char **retbuf) { struct getfacl_state *state = tevent_req_data(req, struct getfacl_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *prb_size = (size_t)state->num_data; *retbuf = (char *)talloc_move(mem_ctx, &state->data); return NT_STATUS_OK; } NTSTATUS cli_posix_getfacl(struct cli_state *cli, const char *fname, TALLOC_CTX *mem_ctx, size_t *prb_size, char **retbuf) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_getfacl_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_getfacl_recv(req, mem_ctx, prb_size, retbuf); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Stat a file (UNIX extensions). ****************************************************************************/ struct stat_state { uint32_t num_data; uint8_t *data; }; static void cli_posix_stat_done(struct tevent_req *subreq); struct tevent_req *cli_posix_stat_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct stat_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct stat_state); if (req == NULL) { return NULL; } subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_QUERY_FILE_UNIX_BASIC, 100, 100); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_stat_done, req); return req; } static void cli_posix_stat_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct stat_state *state = tevent_req_data(req, struct stat_state); NTSTATUS status; status = cli_qpathinfo_recv(subreq, state, &state->data, &state->num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_posix_stat_recv(struct tevent_req *req, SMB_STRUCT_STAT *sbuf) { struct stat_state *state = tevent_req_data(req, struct stat_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } sbuf->st_ex_size = IVAL2_TO_SMB_BIG_UINT(state->data,0); /* total size, in bytes */ sbuf->st_ex_blocks = IVAL2_TO_SMB_BIG_UINT(state->data,8); /* number of blocks allocated */ #if defined (HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE) sbuf->st_ex_blocks /= STAT_ST_BLOCKSIZE; #else /* assume 512 byte blocks */ sbuf->st_ex_blocks /= 512; #endif sbuf->st_ex_ctime = interpret_long_date((char *)(state->data + 16)); /* time of last change */ sbuf->st_ex_atime = interpret_long_date((char *)(state->data + 24)); /* time of last access */ sbuf->st_ex_mtime = interpret_long_date((char *)(state->data + 32)); /* time of last modification */ sbuf->st_ex_uid = (uid_t) IVAL(state->data,40); /* user ID of owner */ sbuf->st_ex_gid = (gid_t) IVAL(state->data,48); /* group ID of owner */ sbuf->st_ex_mode = unix_filetype_from_wire(IVAL(state->data, 56)); #if defined(HAVE_MAKEDEV) { uint32_t dev_major = IVAL(state->data,60); uint32_t dev_minor = IVAL(state->data,68); sbuf->st_ex_rdev = makedev(dev_major, dev_minor); } #endif sbuf->st_ex_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(state->data,76); /* inode */ sbuf->st_ex_mode |= wire_perms_to_unix(IVAL(state->data,84)); /* protection */ sbuf->st_ex_nlink = BIG_UINT(state->data,92); /* number of hard links */ return NT_STATUS_OK; } NTSTATUS cli_posix_stat(struct cli_state *cli, const char *fname, SMB_STRUCT_STAT *sbuf) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_stat_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_stat_recv(req, sbuf); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Chmod or chown a file internal (UNIX extensions). ****************************************************************************/ struct cli_posix_chown_chmod_internal_state { uint8_t data[100]; }; static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq); static struct tevent_req *cli_posix_chown_chmod_internal_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, uint32_t mode, uint32_t uid, uint32_t gid) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_chown_chmod_internal_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_posix_chown_chmod_internal_state); if (req == NULL) { return NULL; } memset(state->data, 0xff, 40); /* Set all sizes/times to no change. */ memset(&state->data[40], '\0', 60); SIVAL(state->data,40,uid); SIVAL(state->data,48,gid); SIVAL(state->data,84,mode); subreq = cli_setpathinfo_send(state, ev, cli, SMB_SET_FILE_UNIX_BASIC, fname, state->data, sizeof(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_chown_chmod_internal_done, req); return req; } static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } /**************************************************************************** chmod a file (UNIX extensions). ****************************************************************************/ struct tevent_req *cli_posix_chmod_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, mode_t mode) { return cli_posix_chown_chmod_internal_send(mem_ctx, ev, cli, fname, unix_perms_to_wire(mode), SMB_UID_NO_CHANGE, SMB_GID_NO_CHANGE); } NTSTATUS cli_posix_chmod_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_chmod(struct cli_state *cli, const char *fname, mode_t mode) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_chmod_send(frame, ev, cli, fname, mode); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_chmod_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** chown a file (UNIX extensions). ****************************************************************************/ struct tevent_req *cli_posix_chown_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, uid_t uid, gid_t gid) { return cli_posix_chown_chmod_internal_send(mem_ctx, ev, cli, fname, SMB_MODE_NO_CHANGE, (uint32_t)uid, (uint32_t)gid); } NTSTATUS cli_posix_chown_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_chown(struct cli_state *cli, const char *fname, uid_t uid, gid_t gid) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_chown_send(frame, ev, cli, fname, uid, gid); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_chown_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Rename a file. ****************************************************************************/ static void cli_rename_done(struct tevent_req *subreq); struct cli_rename_state { uint16_t vwv[1]; }; struct tevent_req *cli_rename_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_rename_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_rename_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_src, strlen(fname_src)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes = talloc_realloc(state, bytes, uint8_t, talloc_get_size(bytes)+1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[talloc_get_size(bytes)-1] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_dst, strlen(fname_dst)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBmv, additional_flags, 1, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_rename_done, req); return req; } static void cli_rename_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_rename_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_rename_send(frame, ev, cli, fname_src, fname_dst); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_rename_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** NT Rename a file. ****************************************************************************/ static void cli_ntrename_internal_done(struct tevent_req *subreq); struct cli_ntrename_internal_state { uint16_t vwv[4]; }; static struct tevent_req *cli_ntrename_internal_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst, uint16_t rename_flag) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_ntrename_internal_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_ntrename_internal_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0 ,FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY); SSVAL(state->vwv+1, 0, rename_flag); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_src, strlen(fname_src)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes = talloc_realloc(state, bytes, uint8_t, talloc_get_size(bytes)+1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[talloc_get_size(bytes)-1] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_dst, strlen(fname_dst)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBntrename, additional_flags, 4, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ntrename_internal_done, req); return req; } static void cli_ntrename_internal_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } static NTSTATUS cli_ntrename_internal_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } struct tevent_req *cli_ntrename_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst) { return cli_ntrename_internal_send(mem_ctx, ev, cli, fname_src, fname_dst, RENAME_FLAG_RENAME); } NTSTATUS cli_ntrename_recv(struct tevent_req *req) { return cli_ntrename_internal_recv(req); } NTSTATUS cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_ntrename_send(frame, ev, cli, fname_src, fname_dst); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_ntrename_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** NT hardlink a file. ****************************************************************************/ struct tevent_req *cli_nt_hardlink_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst) { return cli_ntrename_internal_send(mem_ctx, ev, cli, fname_src, fname_dst, RENAME_FLAG_HARD_LINK); } NTSTATUS cli_nt_hardlink_recv(struct tevent_req *req) { return cli_ntrename_internal_recv(req); } NTSTATUS cli_nt_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_nt_hardlink_send(frame, ev, cli, fname_src, fname_dst); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_nt_hardlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Delete a file. ****************************************************************************/ static void cli_unlink_done(struct tevent_req *subreq); struct cli_unlink_state { uint16_t vwv[1]; }; struct tevent_req *cli_unlink_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, uint16_t mayhave_attrs) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_unlink_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_unlink_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0, mayhave_attrs); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBunlink, additional_flags, 1, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_unlink_done, req); return req; } static void cli_unlink_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_unlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_unlink(struct cli_state *cli, const char *fname, uint16_t mayhave_attrs) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_unlink_send(frame, ev, cli, fname, mayhave_attrs); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_unlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Create a directory. ****************************************************************************/ static void cli_mkdir_done(struct tevent_req *subreq); struct cli_mkdir_state { int dummy; }; struct tevent_req *cli_mkdir_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *dname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_mkdir_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_mkdir_state); if (req == NULL) { return NULL; } bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), dname, strlen(dname)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBmkdir, additional_flags, 0, NULL, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_mkdir_done, req); return req; } static void cli_mkdir_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_mkdir_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_mkdir(struct cli_state *cli, const char *dname) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_mkdir_send(frame, ev, cli, dname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_mkdir_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Remove a directory. ****************************************************************************/ static void cli_rmdir_done(struct tevent_req *subreq); struct cli_rmdir_state { int dummy; }; struct tevent_req *cli_rmdir_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *dname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_rmdir_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_rmdir_state); if (req == NULL) { return NULL; } bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), dname, strlen(dname)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBrmdir, additional_flags, 0, NULL, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_rmdir_done, req); return req; } static void cli_rmdir_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_rmdir_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_rmdir(struct cli_state *cli, const char *dname) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_rmdir_send(frame, ev, cli, dname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_rmdir_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Set or clear the delete on close flag. ****************************************************************************/ struct doc_state { uint16_t setup; uint8_t param[6]; uint8_t data[1]; }; static void cli_nt_delete_on_close_done(struct tevent_req *subreq) { NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL, NULL, 0, NULL, NULL, 0, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } struct tevent_req *cli_nt_delete_on_close_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, bool flag) { struct tevent_req *req = NULL, *subreq = NULL; struct doc_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct doc_state); if (req == NULL) { return NULL; } /* Setup setup word. */ SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO); /* Setup param array. */ SSVAL(state->param,0,fnum); SSVAL(state->param,2,SMB_SET_FILE_DISPOSITION_INFO); /* Setup data array. */ SCVAL(&state->data[0], 0, flag ? 1 : 0); subreq = cli_trans_send(state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ 6, /* num param. */ 2, /* max returned param. */ state->data, /* data. */ 1, /* num data. */ 0); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_nt_delete_on_close_done, req); return req; } NTSTATUS cli_nt_delete_on_close_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_nt_delete_on_close(struct cli_state *cli, uint16_t fnum, bool flag) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_nt_delete_on_close_send(frame, ev, cli, fnum, flag); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_nt_delete_on_close_recv(req); fail: TALLOC_FREE(frame); return status; } struct cli_ntcreate_state { uint16_t vwv[24]; uint16_t fnum; }; static void cli_ntcreate_done(struct tevent_req *subreq); struct tevent_req *cli_ntcreate_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, uint32_t CreatFlags, uint32_t DesiredAccess, uint32_t FileAttributes, uint32_t ShareAccess, uint32_t CreateDisposition, uint32_t CreateOptions, uint8_t SecurityFlags) { struct tevent_req *req, *subreq; struct cli_ntcreate_state *state; uint16_t *vwv; uint8_t *bytes; size_t converted_len; req = tevent_req_create(mem_ctx, &state, struct cli_ntcreate_state); if (req == NULL) { return NULL; } vwv = state->vwv; SCVAL(vwv+0, 0, 0xFF); SCVAL(vwv+0, 1, 0); SSVAL(vwv+1, 0, 0); SCVAL(vwv+2, 0, 0); if (cli->use_oplocks) { CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK); } SIVAL(vwv+3, 1, CreatFlags); SIVAL(vwv+5, 1, 0x0); /* RootDirectoryFid */ SIVAL(vwv+7, 1, DesiredAccess); SIVAL(vwv+9, 1, 0x0); /* AllocationSize */ SIVAL(vwv+11, 1, 0x0); /* AllocationSize */ SIVAL(vwv+13, 1, FileAttributes); SIVAL(vwv+15, 1, ShareAccess); SIVAL(vwv+17, 1, CreateDisposition); SIVAL(vwv+19, 1, CreateOptions | (cli->backup_intent ? FILE_OPEN_FOR_BACKUP_INTENT : 0)); SIVAL(vwv+21, 1, 0x02); /* ImpersonationLevel */ SCVAL(vwv+23, 1, SecurityFlags); bytes = talloc_array(state, uint8_t, 0); bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, &converted_len); /* sigh. this copes with broken netapp filer behaviour */ bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), "", 1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } SSVAL(vwv+2, 1, converted_len); subreq = cli_smb_send(state, ev, cli, SMBntcreateX, 0, 24, vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ntcreate_done, req); return req; } static void cli_ntcreate_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_ntcreate_state *state = tevent_req_data( req, struct cli_ntcreate_state); uint8_t wct; uint16_t *vwv; uint32_t num_bytes; uint8_t *bytes; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 3, &wct, &vwv, &num_bytes, &bytes); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->fnum = SVAL(vwv+2, 1); tevent_req_done(req); } NTSTATUS cli_ntcreate_recv(struct tevent_req *req, uint16_t *pfnum) { struct cli_ntcreate_state *state = tevent_req_data( req, struct cli_ntcreate_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; return NT_STATUS_OK; } NTSTATUS cli_ntcreate(struct cli_state *cli, const char *fname, uint32_t CreatFlags, uint32_t DesiredAccess, uint32_t FileAttributes, uint32_t ShareAccess, uint32_t CreateDisposition, uint32_t CreateOptions, uint8_t SecurityFlags, uint16_t *pfid) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_ntcreate_send(frame, ev, cli, fname, CreatFlags, DesiredAccess, FileAttributes, ShareAccess, CreateDisposition, CreateOptions, SecurityFlags); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_ntcreate_recv(req, pfid); fail: TALLOC_FREE(frame); return status; } struct cli_nttrans_create_state { uint16_t fnum; }; static void cli_nttrans_create_done(struct tevent_req *subreq); struct tevent_req *cli_nttrans_create_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, uint32_t CreatFlags, uint32_t DesiredAccess, uint32_t FileAttributes, uint32_t ShareAccess, uint32_t CreateDisposition, uint32_t CreateOptions, uint8_t SecurityFlags, struct security_descriptor *secdesc, struct ea_struct *eas, int num_eas) { struct tevent_req *req, *subreq; struct cli_nttrans_create_state *state; uint8_t *param; uint8_t *secdesc_buf; size_t secdesc_len; NTSTATUS status; size_t converted_len; req = tevent_req_create(mem_ctx, &state, struct cli_nttrans_create_state); if (req == NULL) { return NULL; } if (secdesc != NULL) { status = marshall_sec_desc(talloc_tos(), secdesc, &secdesc_buf, &secdesc_len); if (tevent_req_nterror(req, status)) { DEBUG(10, ("marshall_sec_desc failed: %s\n", nt_errstr(status))); return tevent_req_post(req, ev); } } else { secdesc_buf = NULL; secdesc_len = 0; } if (num_eas != 0) { /* * TODO ;-) */ tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED); return tevent_req_post(req, ev); } param = talloc_array(state, uint8_t, 53); if (tevent_req_nomem(param, req)) { return tevent_req_post(req, ev); } param = trans2_bytes_push_str(param, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname), &converted_len); if (tevent_req_nomem(param, req)) { return tevent_req_post(req, ev); } SIVAL(param, 0, CreatFlags); SIVAL(param, 4, 0x0); /* RootDirectoryFid */ SIVAL(param, 8, DesiredAccess); SIVAL(param, 12, 0x0); /* AllocationSize */ SIVAL(param, 16, 0x0); /* AllocationSize */ SIVAL(param, 20, FileAttributes); SIVAL(param, 24, ShareAccess); SIVAL(param, 28, CreateDisposition); SIVAL(param, 32, CreateOptions | (cli->backup_intent ? FILE_OPEN_FOR_BACKUP_INTENT : 0)); SIVAL(param, 36, secdesc_len); SIVAL(param, 40, 0); /* EA length*/ SIVAL(param, 44, converted_len); SIVAL(param, 48, 0x02); /* ImpersonationLevel */ SCVAL(param, 52, SecurityFlags); subreq = cli_trans_send(state, ev, cli, SMBnttrans, NULL, -1, /* name, fid */ NT_TRANSACT_CREATE, 0, NULL, 0, 0, /* setup */ param, talloc_get_size(param), 128, /* param */ secdesc_buf, secdesc_len, 0); /* data */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_nttrans_create_done, req); return req; } static void cli_nttrans_create_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_nttrans_create_state *state = tevent_req_data( req, struct cli_nttrans_create_state); uint8_t *param; uint32_t num_param; NTSTATUS status; status = cli_trans_recv(subreq, talloc_tos(), NULL, NULL, 0, NULL, /* rsetup */ ¶m, 69, &num_param, NULL, 0, NULL); if (tevent_req_nterror(req, status)) { return; } state->fnum = SVAL(param, 2); TALLOC_FREE(param); tevent_req_done(req); } NTSTATUS cli_nttrans_create_recv(struct tevent_req *req, uint16_t *fnum) { struct cli_nttrans_create_state *state = tevent_req_data( req, struct cli_nttrans_create_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *fnum = state->fnum; return NT_STATUS_OK; } NTSTATUS cli_nttrans_create(struct cli_state *cli, const char *fname, uint32_t CreatFlags, uint32_t DesiredAccess, uint32_t FileAttributes, uint32_t ShareAccess, uint32_t CreateDisposition, uint32_t CreateOptions, uint8_t SecurityFlags, struct security_descriptor *secdesc, struct ea_struct *eas, int num_eas, uint16_t *pfid) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { goto fail; } req = cli_nttrans_create_send(frame, ev, cli, fname, CreatFlags, DesiredAccess, FileAttributes, ShareAccess, CreateDisposition, CreateOptions, SecurityFlags, secdesc, eas, num_eas); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_nttrans_create_recv(req, pfid); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Open a file WARNING: if you open with O_WRONLY then getattrE won't work! ****************************************************************************/ struct cli_openx_state { const char *fname; uint16_t vwv[15]; uint16_t fnum; struct iovec bytes; }; static void cli_openx_done(struct tevent_req *subreq); struct tevent_req *cli_openx_create(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, int flags, int share_mode, struct tevent_req **psmbreq) { struct tevent_req *req, *subreq; struct cli_openx_state *state; unsigned openfn; unsigned accessmode; uint8_t additional_flags; uint8_t *bytes; req = tevent_req_create(mem_ctx, &state, struct cli_openx_state); if (req == NULL) { return NULL; } openfn = 0; if (flags & O_CREAT) { openfn |= (1<<4); } if (!(flags & O_EXCL)) { if (flags & O_TRUNC) openfn |= (1<<1); else openfn |= (1<<0); } accessmode = (share_mode<<4); if ((flags & O_ACCMODE) == O_RDWR) { accessmode |= 2; } else if ((flags & O_ACCMODE) == O_WRONLY) { accessmode |= 1; } #if defined(O_SYNC) if ((flags & O_SYNC) == O_SYNC) { accessmode |= (1<<14); } #endif /* O_SYNC */ if (share_mode == DENY_FCB) { accessmode = 0xFF; } SCVAL(state->vwv + 0, 0, 0xFF); SCVAL(state->vwv + 0, 1, 0); SSVAL(state->vwv + 1, 0, 0); SSVAL(state->vwv + 2, 0, 0); /* no additional info */ SSVAL(state->vwv + 3, 0, accessmode); SSVAL(state->vwv + 4, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN); SSVAL(state->vwv + 5, 0, 0); SIVAL(state->vwv + 6, 0, 0); SSVAL(state->vwv + 8, 0, openfn); SIVAL(state->vwv + 9, 0, 0); SIVAL(state->vwv + 11, 0, 0); SIVAL(state->vwv + 13, 0, 0); additional_flags = 0; if (cli->use_oplocks) { /* if using oplocks then ask for a batch oplock via core and extended methods */ additional_flags = FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK; SSVAL(state->vwv+2, 0, SVAL(state->vwv+2, 0) | 6); } bytes = talloc_array(state, uint8_t, 0); bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } state->bytes.iov_base = (void *)bytes; state->bytes.iov_len = talloc_get_size(bytes); subreq = cli_smb_req_create(state, ev, cli, SMBopenX, additional_flags, 15, state->vwv, 1, &state->bytes); if (subreq == NULL) { TALLOC_FREE(req); return NULL; } tevent_req_set_callback(subreq, cli_openx_done, req); *psmbreq = subreq; return req; } struct tevent_req *cli_openx_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, int flags, int share_mode) { struct tevent_req *req, *subreq; NTSTATUS status; req = cli_openx_create(mem_ctx, ev, cli, fname, flags, share_mode, &subreq); if (req == NULL) { return NULL; } status = smb1cli_req_chain_submit(&subreq, 1); if (tevent_req_nterror(req, status)) { return tevent_req_post(req, ev); } return req; } static void cli_openx_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_openx_state *state = tevent_req_data( req, struct cli_openx_state); uint8_t wct; uint16_t *vwv; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 3, &wct, &vwv, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->fnum = SVAL(vwv+2, 0); tevent_req_done(req); } NTSTATUS cli_openx_recv(struct tevent_req *req, uint16_t *pfnum) { struct cli_openx_state *state = tevent_req_data( req, struct cli_openx_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; return NT_STATUS_OK; } NTSTATUS cli_openx(struct cli_state *cli, const char *fname, int flags, int share_mode, uint16_t *pfnum) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_openx_send(frame, ev, cli, fname, flags, share_mode); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_openx_recv(req, pfnum); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Synchronous wrapper function that does an NtCreateX open by preference and falls back to openX if this fails. ****************************************************************************/ NTSTATUS cli_open(struct cli_state *cli, const char *fname, int flags, int share_mode_in, uint16_t *pfnum) { NTSTATUS status; unsigned int openfn = 0; unsigned int dos_deny = 0; uint32_t access_mask, share_mode, create_disposition, create_options; /* Do the initial mapping into OpenX parameters. */ if (flags & O_CREAT) { openfn |= (1<<4); } if (!(flags & O_EXCL)) { if (flags & O_TRUNC) openfn |= (1<<1); else openfn |= (1<<0); } dos_deny = (share_mode_in<<4); if ((flags & O_ACCMODE) == O_RDWR) { dos_deny |= 2; } else if ((flags & O_ACCMODE) == O_WRONLY) { dos_deny |= 1; } #if defined(O_SYNC) if ((flags & O_SYNC) == O_SYNC) { dos_deny |= (1<<14); } #endif /* O_SYNC */ if (share_mode_in == DENY_FCB) { dos_deny = 0xFF; } #if 0 /* Hmmm. This is what I think the above code should look like if it's using the constants we #define. JRA. */ if (flags & O_CREAT) { openfn |= OPENX_FILE_CREATE_IF_NOT_EXIST; } if (!(flags & O_EXCL)) { if (flags & O_TRUNC) openfn |= OPENX_FILE_EXISTS_TRUNCATE; else openfn |= OPENX_FILE_EXISTS_OPEN; } dos_deny = SET_DENY_MODE(share_mode_in); if ((flags & O_ACCMODE) == O_RDWR) { dos_deny |= DOS_OPEN_RDWR; } else if ((flags & O_ACCMODE) == O_WRONLY) { dos_deny |= DOS_OPEN_WRONLY; } #if defined(O_SYNC) if ((flags & O_SYNC) == O_SYNC) { dos_deny |= FILE_SYNC_OPENMODE; } #endif /* O_SYNC */ if (share_mode_in == DENY_FCB) { dos_deny = 0xFF; } #endif if (!map_open_params_to_ntcreate(fname, dos_deny, openfn, &access_mask, &share_mode, &create_disposition, &create_options, NULL)) { goto try_openx; } status = cli_ntcreate(cli, fname, 0, access_mask, 0, share_mode, create_disposition, create_options, 0, pfnum); /* Try and cope will all varients of "we don't do this call" and fall back to openX. */ if (NT_STATUS_EQUAL(status,NT_STATUS_NOT_IMPLEMENTED) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_INFO_CLASS) || NT_STATUS_EQUAL(status,NT_STATUS_PROCEDURE_NOT_FOUND) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_LEVEL) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_PARAMETER) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_REQUEST) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_STATE) || NT_STATUS_EQUAL(status,NT_STATUS_CTL_FILE_NOT_SUPPORTED) || NT_STATUS_EQUAL(status,NT_STATUS_UNSUCCESSFUL)) { goto try_openx; } return status; try_openx: return cli_openx(cli, fname, flags, share_mode_in, pfnum); } /**************************************************************************** Close a file. ****************************************************************************/ struct cli_close_state { uint16_t vwv[3]; }; static void cli_close_done(struct tevent_req *subreq); struct tevent_req *cli_close_create(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, struct tevent_req **psubreq) { struct tevent_req *req, *subreq; struct cli_close_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_close_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0, fnum); SIVALS(state->vwv+1, 0, -1); subreq = cli_smb_req_create(state, ev, cli, SMBclose, 0, 3, state->vwv, 0, NULL); if (subreq == NULL) { TALLOC_FREE(req); return NULL; } tevent_req_set_callback(subreq, cli_close_done, req); *psubreq = subreq; return req; } struct tevent_req *cli_close_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum) { struct tevent_req *req, *subreq; NTSTATUS status; req = cli_close_create(mem_ctx, ev, cli, fnum, &subreq); if (req == NULL) { return NULL; } status = smb1cli_req_chain_submit(&subreq, 1); if (tevent_req_nterror(req, status)) { return tevent_req_post(req, ev); } return req; } static void cli_close_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_close_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_close(struct cli_state *cli, uint16_t fnum) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_close_send(frame, ev, cli, fnum); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_close_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Truncate a file to a specified size ****************************************************************************/ struct ftrunc_state { uint16_t setup; uint8_t param[6]; uint8_t data[8]; }; static void cli_ftruncate_done(struct tevent_req *subreq) { NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL, NULL, 0, NULL, NULL, 0, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } struct tevent_req *cli_ftruncate_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t size) { struct tevent_req *req = NULL, *subreq = NULL; struct ftrunc_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct ftrunc_state); if (req == NULL) { return NULL; } /* Setup setup word. */ SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO); /* Setup param array. */ SSVAL(state->param,0,fnum); SSVAL(state->param,2,SMB_SET_FILE_END_OF_FILE_INFO); SSVAL(state->param,4,0); /* Setup data array. */ SBVAL(state->data, 0, size); subreq = cli_trans_send(state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ 6, /* num param. */ 2, /* max returned param. */ state->data, /* data. */ 8, /* num data. */ 0); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ftruncate_done, req); return req; } NTSTATUS cli_ftruncate_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_ftruncate(struct cli_state *cli, uint16_t fnum, uint64_t size) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_ftruncate_send(frame, ev, cli, fnum, size); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_ftruncate_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** send a lock with a specified locktype this is used for testing LOCKING_ANDX_CANCEL_LOCK ****************************************************************************/ NTSTATUS cli_locktype(struct cli_state *cli, uint16_t fnum, uint32_t offset, uint32_t len, int timeout, unsigned char locktype) { uint16_t vwv[8]; uint8_t bytes[10]; NTSTATUS status; unsigned int set_timeout = 0; unsigned int saved_timeout = 0; SCVAL(vwv + 0, 0, 0xff); SCVAL(vwv + 0, 1, 0); SSVAL(vwv + 1, 0, 0); SSVAL(vwv + 2, 0, fnum); SCVAL(vwv + 3, 0, locktype); SCVAL(vwv + 3, 1, 0); SIVALS(vwv + 4, 0, timeout); SSVAL(vwv + 6, 0, 0); SSVAL(vwv + 7, 0, 1); SSVAL(bytes, 0, cli_getpid(cli)); SIVAL(bytes, 2, offset); SIVAL(bytes, 6, len); if (timeout != 0) { if (timeout == -1) { set_timeout = 0x7FFFFFFF; } else { set_timeout = timeout + 2*1000; } saved_timeout = cli_set_timeout(cli, set_timeout); } status = cli_smb(talloc_tos(), cli, SMBlockingX, 0, 8, vwv, 10, bytes, NULL, 0, NULL, NULL, NULL, NULL); if (saved_timeout != 0) { cli_set_timeout(cli, saved_timeout); } return status; } /**************************************************************************** Lock a file. note that timeout is in units of 2 milliseconds ****************************************************************************/ NTSTATUS cli_lock32(struct cli_state *cli, uint16_t fnum, uint32_t offset, uint32_t len, int timeout, enum brl_type lock_type) { NTSTATUS status; status = cli_locktype(cli, fnum, offset, len, timeout, (lock_type == READ_LOCK? 1 : 0)); return status; } /**************************************************************************** Unlock a file. ****************************************************************************/ struct cli_unlock_state { uint16_t vwv[8]; uint8_t data[10]; }; static void cli_unlock_done(struct tevent_req *subreq); struct tevent_req *cli_unlock_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_unlock_state *state = NULL; uint8_t additional_flags = 0; req = tevent_req_create(mem_ctx, &state, struct cli_unlock_state); if (req == NULL) { return NULL; } SCVAL(state->vwv+0, 0, 0xFF); SSVAL(state->vwv+2, 0, fnum); SCVAL(state->vwv+3, 0, 0); SIVALS(state->vwv+4, 0, 0); SSVAL(state->vwv+6, 0, 1); SSVAL(state->vwv+7, 0, 0); SSVAL(state->data, 0, cli_getpid(cli)); SIVAL(state->data, 2, offset); SIVAL(state->data, 6, len); subreq = cli_smb_send(state, ev, cli, SMBlockingX, additional_flags, 8, state->vwv, 10, state->data); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_unlock_done, req); return req; } static void cli_unlock_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_unlock_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_unlock(struct cli_state *cli, uint16_t fnum, uint32_t offset, uint32_t len) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_unlock_send(frame, ev, cli, fnum, offset, len); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_unlock_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Lock a file with 64 bit offsets. ****************************************************************************/ NTSTATUS cli_lock64(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len, int timeout, enum brl_type lock_type) { uint16_t vwv[8]; uint8_t bytes[20]; unsigned int set_timeout = 0; unsigned int saved_timeout = 0; int ltype; NTSTATUS status; if (! (smb1cli_conn_capabilities(cli->conn) & CAP_LARGE_FILES)) { return cli_lock32(cli, fnum, offset, len, timeout, lock_type); } ltype = (lock_type == READ_LOCK? 1 : 0); ltype |= LOCKING_ANDX_LARGE_FILES; SCVAL(vwv + 0, 0, 0xff); SCVAL(vwv + 0, 1, 0); SSVAL(vwv + 1, 0, 0); SSVAL(vwv + 2, 0, fnum); SCVAL(vwv + 3, 0, ltype); SCVAL(vwv + 3, 1, 0); SIVALS(vwv + 4, 0, timeout); SSVAL(vwv + 6, 0, 0); SSVAL(vwv + 7, 0, 1); SIVAL(bytes, 0, cli_getpid(cli)); SOFF_T_R(bytes, 4, offset); SOFF_T_R(bytes, 12, len); if (timeout != 0) { if (timeout == -1) { set_timeout = 0x7FFFFFFF; } else { set_timeout = timeout + 2*1000; } saved_timeout = cli_set_timeout(cli, set_timeout); } status = cli_smb(talloc_tos(), cli, SMBlockingX, 0, 8, vwv, 20, bytes, NULL, 0, NULL, NULL, NULL, NULL); if (saved_timeout != 0) { cli_set_timeout(cli, saved_timeout); } return status; } /**************************************************************************** Unlock a file with 64 bit offsets. ****************************************************************************/ struct cli_unlock64_state { uint16_t vwv[8]; uint8_t data[20]; }; static void cli_unlock64_done(struct tevent_req *subreq); struct tevent_req *cli_unlock64_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_unlock64_state *state = NULL; uint8_t additional_flags = 0; req = tevent_req_create(mem_ctx, &state, struct cli_unlock64_state); if (req == NULL) { return NULL; } SCVAL(state->vwv+0, 0, 0xff); SSVAL(state->vwv+2, 0, fnum); SCVAL(state->vwv+3, 0,LOCKING_ANDX_LARGE_FILES); SIVALS(state->vwv+4, 0, 0); SSVAL(state->vwv+6, 0, 1); SSVAL(state->vwv+7, 0, 0); SIVAL(state->data, 0, cli_getpid(cli)); SOFF_T_R(state->data, 4, offset); SOFF_T_R(state->data, 12, len); subreq = cli_smb_send(state, ev, cli, SMBlockingX, additional_flags, 8, state->vwv, 20, state->data); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_unlock64_done, req); return req; } static void cli_unlock64_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_unlock64_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_unlock64(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (! (smb1cli_conn_capabilities(cli->conn) & CAP_LARGE_FILES)) { return cli_unlock(cli, fnum, offset, len); } if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_unlock64_send(frame, ev, cli, fnum, offset, len); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_unlock64_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Get/unlock a POSIX lock on a file - internal function. ****************************************************************************/ struct posix_lock_state { uint16_t setup; uint8_t param[4]; uint8_t data[POSIX_LOCK_DATA_SIZE]; }; static void cli_posix_unlock_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL, NULL, 0, NULL, NULL, 0, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } static struct tevent_req *cli_posix_lock_internal_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type) { struct tevent_req *req = NULL, *subreq = NULL; struct posix_lock_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct posix_lock_state); if (req == NULL) { return NULL; } /* Setup setup word. */ SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO); /* Setup param array. */ SSVAL(&state->param, 0, fnum); SSVAL(&state->param, 2, SMB_SET_POSIX_LOCK); /* Setup data array. */ switch (lock_type) { case READ_LOCK: SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_READ); break; case WRITE_LOCK: SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_WRITE); break; case UNLOCK_LOCK: SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK); break; default: return NULL; } if (wait_lock) { SSVAL(&state->data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_WAIT); } else { SSVAL(state->data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_NOWAIT); } SIVAL(&state->data, POSIX_LOCK_PID_OFFSET, cli_getpid(cli)); SOFF_T(&state->data, POSIX_LOCK_START_OFFSET, offset); SOFF_T(&state->data, POSIX_LOCK_LEN_OFFSET, len); subreq = cli_trans_send(state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ 4, /* num param. */ 2, /* max returned param. */ state->data, /* data. */ POSIX_LOCK_DATA_SIZE, /* num data. */ 0); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_unlock_internal_done, req); return req; } /**************************************************************************** POSIX Lock a file. ****************************************************************************/ struct tevent_req *cli_posix_lock_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type) { return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len, wait_lock, lock_type); } NTSTATUS cli_posix_lock_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_lock(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) { status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_lock_send(frame, ev, cli, fnum, offset, len, wait_lock, lock_type); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_lock_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** POSIX Unlock a file. ****************************************************************************/ struct tevent_req *cli_posix_unlock_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len) { return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len, false, UNLOCK_LOCK); } NTSTATUS cli_posix_unlock_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_unlock(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_unlock_send(frame, ev, cli, fnum, offset, len); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_unlock_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a SMBgetattrE call. ****************************************************************************/ static void cli_getattrE_done(struct tevent_req *subreq); struct cli_getattrE_state { uint16_t vwv[1]; int zone_offset; uint16_t attr; off_t size; time_t change_time; time_t access_time; time_t write_time; }; struct tevent_req *cli_getattrE_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_getattrE_state *state = NULL; uint8_t additional_flags = 0; req = tevent_req_create(mem_ctx, &state, struct cli_getattrE_state); if (req == NULL) { return NULL; } state->zone_offset = smb1cli_conn_server_time_zone(cli->conn); SSVAL(state->vwv+0,0,fnum); subreq = cli_smb_send(state, ev, cli, SMBgetattrE, additional_flags, 1, state->vwv, 0, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_getattrE_done, req); return req; } static void cli_getattrE_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_getattrE_state *state = tevent_req_data( req, struct cli_getattrE_state); uint8_t wct; uint16_t *vwv = NULL; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 11, &wct, &vwv, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->size = (off_t)IVAL(vwv+6,0); state->attr = SVAL(vwv+10,0); state->change_time = make_unix_date2(vwv+0, state->zone_offset); state->access_time = make_unix_date2(vwv+2, state->zone_offset); state->write_time = make_unix_date2(vwv+4, state->zone_offset); tevent_req_done(req); } NTSTATUS cli_getattrE_recv(struct tevent_req *req, uint16_t *attr, off_t *size, time_t *change_time, time_t *access_time, time_t *write_time) { struct cli_getattrE_state *state = tevent_req_data( req, struct cli_getattrE_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (attr) { *attr = state->attr; } if (size) { *size = state->size; } if (change_time) { *change_time = state->change_time; } if (access_time) { *access_time = state->access_time; } if (write_time) { *write_time = state->write_time; } return NT_STATUS_OK; } NTSTATUS cli_getattrE(struct cli_state *cli, uint16_t fnum, uint16_t *attr, off_t *size, time_t *change_time, time_t *access_time, time_t *write_time) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_getattrE_send(frame, ev, cli, fnum); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_getattrE_recv(req, attr, size, change_time, access_time, write_time); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a SMBgetatr call ****************************************************************************/ static void cli_getatr_done(struct tevent_req *subreq); struct cli_getatr_state { int zone_offset; uint16_t attr; off_t size; time_t write_time; }; struct tevent_req *cli_getatr_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_getatr_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_getatr_state); if (req == NULL) { return NULL; } state->zone_offset = smb1cli_conn_server_time_zone(cli->conn); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBgetatr, additional_flags, 0, NULL, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_getatr_done, req); return req; } static void cli_getatr_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_getatr_state *state = tevent_req_data( req, struct cli_getatr_state); uint8_t wct; uint16_t *vwv = NULL; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 4, &wct, &vwv, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->attr = SVAL(vwv+0,0); state->size = (off_t)IVAL(vwv+3,0); state->write_time = make_unix_date3(vwv+1, state->zone_offset); tevent_req_done(req); } NTSTATUS cli_getatr_recv(struct tevent_req *req, uint16_t *attr, off_t *size, time_t *write_time) { struct cli_getatr_state *state = tevent_req_data( req, struct cli_getatr_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (attr) { *attr = state->attr; } if (size) { *size = state->size; } if (write_time) { *write_time = state->write_time; } return NT_STATUS_OK; } NTSTATUS cli_getatr(struct cli_state *cli, const char *fname, uint16_t *attr, off_t *size, time_t *write_time) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_getatr_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_getatr_recv(req, attr, size, write_time); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a SMBsetattrE call. ****************************************************************************/ static void cli_setattrE_done(struct tevent_req *subreq); struct cli_setattrE_state { uint16_t vwv[7]; }; struct tevent_req *cli_setattrE_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum, time_t change_time, time_t access_time, time_t write_time) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_setattrE_state *state = NULL; uint8_t additional_flags = 0; req = tevent_req_create(mem_ctx, &state, struct cli_setattrE_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0, fnum); push_dos_date2((uint8_t *)&state->vwv[1], 0, change_time, smb1cli_conn_server_time_zone(cli->conn)); push_dos_date2((uint8_t *)&state->vwv[3], 0, access_time, smb1cli_conn_server_time_zone(cli->conn)); push_dos_date2((uint8_t *)&state->vwv[5], 0, write_time, smb1cli_conn_server_time_zone(cli->conn)); subreq = cli_smb_send(state, ev, cli, SMBsetattrE, additional_flags, 7, state->vwv, 0, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_setattrE_done, req); return req; } static void cli_setattrE_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_setattrE_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_setattrE(struct cli_state *cli, uint16_t fnum, time_t change_time, time_t access_time, time_t write_time) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_setattrE_send(frame, ev, cli, fnum, change_time, access_time, write_time); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_setattrE_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a SMBsetatr call. ****************************************************************************/ static void cli_setatr_done(struct tevent_req *subreq); struct cli_setatr_state { uint16_t vwv[8]; }; struct tevent_req *cli_setatr_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, uint16_t attr, time_t mtime) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_setatr_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_setatr_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0, attr); push_dos_date3((uint8_t *)&state->vwv[1], 0, mtime, smb1cli_conn_server_time_zone(cli->conn)); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes = talloc_realloc(state, bytes, uint8_t, talloc_get_size(bytes)+1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[talloc_get_size(bytes)-1] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), "", 1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBsetatr, additional_flags, 8, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_setatr_done, req); return req; } static void cli_setatr_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_setatr_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_setatr(struct cli_state *cli, const char *fname, uint16_t attr, time_t mtime) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_setatr_send(frame, ev, cli, fname, attr, mtime); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_setatr_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Check for existance of a dir. ****************************************************************************/ static void cli_chkpath_done(struct tevent_req *subreq); struct cli_chkpath_state { int dummy; }; struct tevent_req *cli_chkpath_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_chkpath_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_chkpath_state); if (req == NULL) { return NULL; } bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBcheckpath, additional_flags, 0, NULL, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_chkpath_done, req); return req; } static void cli_chkpath_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_chkpath_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_chkpath(struct cli_state *cli, const char *path) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; char *path2 = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } path2 = talloc_strdup(frame, path); if (!path2) { status = NT_STATUS_NO_MEMORY; goto fail; } trim_char(path2,'\0','\\'); if (!*path2) { path2 = talloc_strdup(frame, "\\"); if (!path2) { status = NT_STATUS_NO_MEMORY; goto fail; } } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_chkpath_send(frame, ev, cli, path2); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_chkpath_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Query disk space. ****************************************************************************/ static void cli_dskattr_done(struct tevent_req *subreq); struct cli_dskattr_state { int bsize; int total; int avail; }; struct tevent_req *cli_dskattr_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_dskattr_state *state = NULL; uint8_t additional_flags = 0; req = tevent_req_create(mem_ctx, &state, struct cli_dskattr_state); if (req == NULL) { return NULL; } subreq = cli_smb_send(state, ev, cli, SMBdskattr, additional_flags, 0, NULL, 0, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_dskattr_done, req); return req; } static void cli_dskattr_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_dskattr_state *state = tevent_req_data( req, struct cli_dskattr_state); uint8_t wct; uint16_t *vwv = NULL; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 4, &wct, &vwv, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->bsize = SVAL(vwv+1, 0)*SVAL(vwv+2,0); state->total = SVAL(vwv+0, 0); state->avail = SVAL(vwv+3, 0); tevent_req_done(req); } NTSTATUS cli_dskattr_recv(struct tevent_req *req, int *bsize, int *total, int *avail) { struct cli_dskattr_state *state = tevent_req_data( req, struct cli_dskattr_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *bsize = state->bsize; *total = state->total; *avail = state->avail; return NT_STATUS_OK; } NTSTATUS cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_dskattr_send(frame, ev, cli); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_dskattr_recv(req, bsize, total, avail); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Create and open a temporary file. ****************************************************************************/ static void cli_ctemp_done(struct tevent_req *subreq); struct ctemp_state { uint16_t vwv[3]; char *ret_path; uint16_t fnum; }; struct tevent_req *cli_ctemp_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *path) { struct tevent_req *req = NULL, *subreq = NULL; struct ctemp_state *state = NULL; uint8_t additional_flags = 0; uint8_t *bytes = NULL; req = tevent_req_create(mem_ctx, &state, struct ctemp_state); if (req == NULL) { return NULL; } SSVAL(state->vwv,0,0); SIVALS(state->vwv+1,0,-1); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), path, strlen(path)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBctemp, additional_flags, 3, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ctemp_done, req); return req; } static void cli_ctemp_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct ctemp_state *state = tevent_req_data( req, struct ctemp_state); NTSTATUS status; uint8_t wcnt; uint16_t *vwv; uint32_t num_bytes = 0; uint8_t *bytes = NULL; status = cli_smb_recv(subreq, state, NULL, 1, &wcnt, &vwv, &num_bytes, &bytes); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->fnum = SVAL(vwv+0, 0); /* From W2K3, the result is just the ASCII name */ if (num_bytes < 2) { tevent_req_nterror(req, NT_STATUS_DATA_ERROR); return; } if (pull_string_talloc(state, NULL, 0, &state->ret_path, bytes, num_bytes, STR_ASCII) == 0) { tevent_req_nterror(req, NT_STATUS_NO_MEMORY); return; } tevent_req_done(req); } NTSTATUS cli_ctemp_recv(struct tevent_req *req, TALLOC_CTX *ctx, uint16_t *pfnum, char **outfile) { struct ctemp_state *state = tevent_req_data(req, struct ctemp_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; *outfile = talloc_strdup(ctx, state->ret_path); if (!*outfile) { return NT_STATUS_NO_MEMORY; } return NT_STATUS_OK; } NTSTATUS cli_ctemp(struct cli_state *cli, TALLOC_CTX *ctx, const char *path, uint16_t *pfnum, char **out_path) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_ctemp_send(frame, ev, cli, path); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_ctemp_recv(req, ctx, pfnum, out_path); fail: TALLOC_FREE(frame); return status; } /* send a raw ioctl - used by the torture code */ NTSTATUS cli_raw_ioctl(struct cli_state *cli, uint16_t fnum, uint32_t code, DATA_BLOB *blob) { uint16_t vwv[3]; NTSTATUS status; SSVAL(vwv+0, 0, fnum); SSVAL(vwv+1, 0, code>>16); SSVAL(vwv+2, 0, (code&0xFFFF)); status = cli_smb(talloc_tos(), cli, SMBioctl, 0, 3, vwv, 0, NULL, NULL, 0, NULL, NULL, NULL, NULL); if (!NT_STATUS_IS_OK(status)) { return status; } *blob = data_blob_null; return NT_STATUS_OK; } /********************************************************* Set an extended attribute utility fn. *********************************************************/ static NTSTATUS cli_set_ea(struct cli_state *cli, uint16_t setup_val, uint8_t *param, unsigned int param_len, const char *ea_name, const char *ea_val, size_t ea_len) { uint16_t setup[1]; unsigned int data_len = 0; uint8_t *data = NULL; char *p; size_t ea_namelen = strlen(ea_name); NTSTATUS status; SSVAL(setup, 0, setup_val); if (ea_namelen == 0 && ea_len == 0) { data_len = 4; data = talloc_array(talloc_tos(), uint8_t, data_len); if (!data) { return NT_STATUS_NO_MEMORY; } p = (char *)data; SIVAL(p,0,data_len); } else { data_len = 4 + 4 + ea_namelen + 1 + ea_len; data = talloc_array(talloc_tos(), uint8_t, data_len); if (!data) { return NT_STATUS_NO_MEMORY; } p = (char *)data; SIVAL(p,0,data_len); p += 4; SCVAL(p, 0, 0); /* EA flags. */ SCVAL(p, 1, ea_namelen); SSVAL(p, 2, ea_len); memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */ memcpy(p+4+ea_namelen+1, ea_val, ea_len); } status = cli_trans(talloc_tos(), cli, SMBtrans2, NULL, -1, 0, 0, setup, 1, 0, param, param_len, 2, data, data_len, CLI_BUFFER_SIZE, NULL, NULL, 0, NULL, /* rsetup */ NULL, 0, NULL, /* rparam */ NULL, 0, NULL); /* rdata */ talloc_free(data); return status; } /********************************************************* Set an extended attribute on a pathname. *********************************************************/ NTSTATUS cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len) { unsigned int param_len = 0; uint8_t *param; NTSTATUS status; TALLOC_CTX *frame = talloc_stackframe(); param = talloc_array(talloc_tos(), uint8_t, 6); if (!param) { return NT_STATUS_NO_MEMORY; } SSVAL(param,0,SMB_INFO_SET_EA); SSVAL(param,2,0); SSVAL(param,4,0); param = trans2_bytes_push_str(param, smbXcli_conn_use_unicode(cli->conn), path, strlen(path)+1, NULL); param_len = talloc_get_size(param); status = cli_set_ea(cli, TRANSACT2_SETPATHINFO, param, param_len, ea_name, ea_val, ea_len); talloc_free(frame); return status; } /********************************************************* Set an extended attribute on an fnum. *********************************************************/ NTSTATUS cli_set_ea_fnum(struct cli_state *cli, uint16_t fnum, const char *ea_name, const char *ea_val, size_t ea_len) { uint8_t param[6]; memset(param, 0, 6); SSVAL(param,0,fnum); SSVAL(param,2,SMB_INFO_SET_EA); return cli_set_ea(cli, TRANSACT2_SETFILEINFO, param, 6, ea_name, ea_val, ea_len); } /********************************************************* Get an extended attribute list utility fn. *********************************************************/ static bool parse_ea_blob(TALLOC_CTX *ctx, const uint8_t *rdata, size_t rdata_len, size_t *pnum_eas, struct ea_struct **pea_list) { struct ea_struct *ea_list = NULL; size_t num_eas; size_t ea_size; const uint8_t *p; if (rdata_len < 4) { return false; } ea_size = (size_t)IVAL(rdata,0); if (ea_size > rdata_len) { return false; } if (ea_size == 0) { /* No EA's present. */ *pnum_eas = 0; *pea_list = NULL; return true; } p = rdata + 4; ea_size -= 4; /* Validate the EA list and count it. */ for (num_eas = 0; ea_size >= 4; num_eas++) { unsigned int ea_namelen = CVAL(p,1); unsigned int ea_valuelen = SVAL(p,2); if (ea_namelen == 0) { return false; } if (4 + ea_namelen + 1 + ea_valuelen > ea_size) { return false; } ea_size -= 4 + ea_namelen + 1 + ea_valuelen; p += 4 + ea_namelen + 1 + ea_valuelen; } if (num_eas == 0) { *pnum_eas = 0; *pea_list = NULL; return true; } *pnum_eas = num_eas; if (!pea_list) { /* Caller only wants number of EA's. */ return true; } ea_list = talloc_array(ctx, struct ea_struct, num_eas); if (!ea_list) { return false; } ea_size = (size_t)IVAL(rdata,0); p = rdata + 4; for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) { struct ea_struct *ea = &ea_list[num_eas]; fstring unix_ea_name; unsigned int ea_namelen = CVAL(p,1); unsigned int ea_valuelen = SVAL(p,2); ea->flags = CVAL(p,0); unix_ea_name[0] = '\0'; pull_ascii(unix_ea_name, p + 4, sizeof(unix_ea_name), rdata_len - PTR_DIFF(p+4, rdata), STR_TERMINATE); ea->name = talloc_strdup(ea_list, unix_ea_name); if (!ea->name) { goto fail; } /* Ensure the value is null terminated (in case it's a string). */ ea->value = data_blob_talloc(ea_list, NULL, ea_valuelen + 1); if (!ea->value.data) { goto fail; } if (ea_valuelen) { memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen); } ea->value.data[ea_valuelen] = 0; ea->value.length--; p += 4 + ea_namelen + 1 + ea_valuelen; } *pea_list = ea_list; return true; fail: TALLOC_FREE(ea_list); return false; } /********************************************************* Get an extended attribute list from a pathname. *********************************************************/ struct cli_get_ea_list_path_state { uint32_t num_data; uint8_t *data; }; static void cli_get_ea_list_path_done(struct tevent_req *subreq); struct tevent_req *cli_get_ea_list_path_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req, *subreq; struct cli_get_ea_list_path_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_get_ea_list_path_state); if (req == NULL) { return NULL; } subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_INFO_QUERY_ALL_EAS, 4, CLI_BUFFER_SIZE); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_get_ea_list_path_done, req); return req; } static void cli_get_ea_list_path_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_get_ea_list_path_state *state = tevent_req_data( req, struct cli_get_ea_list_path_state); NTSTATUS status; status = cli_qpathinfo_recv(subreq, state, &state->data, &state->num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_get_ea_list_path_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, size_t *pnum_eas, struct ea_struct **peas) { struct cli_get_ea_list_path_state *state = tevent_req_data( req, struct cli_get_ea_list_path_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (!parse_ea_blob(mem_ctx, state->data, state->num_data, pnum_eas, peas)) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } return NT_STATUS_OK; } NTSTATUS cli_get_ea_list_path(struct cli_state *cli, const char *path, TALLOC_CTX *ctx, size_t *pnum_eas, struct ea_struct **pea_list) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { goto fail; } req = cli_get_ea_list_path_send(frame, ev, cli, path); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_get_ea_list_path_recv(req, ctx, pnum_eas, pea_list); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Convert open "flags" arg to uint32_t on wire. ****************************************************************************/ static uint32_t open_flags_to_wire(int flags) { int open_mode = flags & O_ACCMODE; uint32_t ret = 0; switch (open_mode) { case O_WRONLY: ret |= SMB_O_WRONLY; break; case O_RDWR: ret |= SMB_O_RDWR; break; default: case O_RDONLY: ret |= SMB_O_RDONLY; break; } if (flags & O_CREAT) { ret |= SMB_O_CREAT; } if (flags & O_EXCL) { ret |= SMB_O_EXCL; } if (flags & O_TRUNC) { ret |= SMB_O_TRUNC; } #if defined(O_SYNC) if (flags & O_SYNC) { ret |= SMB_O_SYNC; } #endif /* O_SYNC */ if (flags & O_APPEND) { ret |= SMB_O_APPEND; } #if defined(O_DIRECT) if (flags & O_DIRECT) { ret |= SMB_O_DIRECT; } #endif #if defined(O_DIRECTORY) if (flags & O_DIRECTORY) { ret |= SMB_O_DIRECTORY; } #endif return ret; } /**************************************************************************** Open a file - POSIX semantics. Returns fnum. Doesn't request oplock. ****************************************************************************/ struct posix_open_state { uint16_t setup; uint8_t *param; uint8_t data[18]; uint16_t fnum; /* Out */ }; static void cli_posix_open_internal_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct posix_open_state *state = tevent_req_data(req, struct posix_open_state); NTSTATUS status; uint8_t *data; uint32_t num_data; status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL, NULL, 0, NULL, &data, 12, &num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->fnum = SVAL(data,2); tevent_req_done(req); } static struct tevent_req *cli_posix_open_internal_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, int flags, mode_t mode, bool is_dir) { struct tevent_req *req = NULL, *subreq = NULL; struct posix_open_state *state = NULL; uint32_t wire_flags = open_flags_to_wire(flags); req = tevent_req_create(mem_ctx, &state, struct posix_open_state); if (req == NULL) { return NULL; } /* Setup setup word. */ SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO); /* Setup param array. */ state->param = talloc_array(state, uint8_t, 6); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } memset(state->param, '\0', 6); SSVAL(state->param, 0, SMB_POSIX_PATH_OPEN); state->param = trans2_bytes_push_str(state->param, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, NULL); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } /* Setup data words. */ if (is_dir) { wire_flags |= SMB_O_DIRECTORY; } SIVAL(state->data,0,0); /* No oplock. */ SIVAL(state->data,4,wire_flags); SIVAL(state->data,8,unix_perms_to_wire(mode)); SIVAL(state->data,12,0); /* Top bits of perms currently undefined. */ SSVAL(state->data,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */ subreq = cli_trans_send(state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ talloc_get_size(state->param),/* num param. */ 2, /* max returned param. */ state->data, /* data. */ 18, /* num data. */ 12); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_open_internal_done, req); return req; } struct tevent_req *cli_posix_open_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, int flags, mode_t mode) { return cli_posix_open_internal_send(mem_ctx, ev, cli, fname, flags, mode, false); } NTSTATUS cli_posix_open_recv(struct tevent_req *req, uint16_t *pfnum) { struct posix_open_state *state = tevent_req_data(req, struct posix_open_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; return NT_STATUS_OK; } /**************************************************************************** Open - POSIX semantics. Doesn't request oplock. ****************************************************************************/ NTSTATUS cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode, uint16_t *pfnum) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_open_send(frame, ev, cli, fname, flags, mode); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_open_recv(req, pfnum); fail: TALLOC_FREE(frame); return status; } struct tevent_req *cli_posix_mkdir_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, mode_t mode) { return cli_posix_open_internal_send(mem_ctx, ev, cli, fname, O_CREAT, mode, true); } NTSTATUS cli_posix_mkdir_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_mkdir_send(frame, ev, cli, fname, mode); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_mkdir_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** unlink or rmdir - POSIX semantics. ****************************************************************************/ struct cli_posix_unlink_internal_state { uint8_t data[2]; }; static void cli_posix_unlink_internal_done(struct tevent_req *subreq); static struct tevent_req *cli_posix_unlink_internal_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname, uint16_t level) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_unlink_internal_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_posix_unlink_internal_state); if (req == NULL) { return NULL; } /* Setup data word. */ SSVAL(state->data, 0, level); subreq = cli_setpathinfo_send(state, ev, cli, SMB_POSIX_PATH_UNLINK, fname, state->data, sizeof(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_unlink_internal_done, req); return req; } static void cli_posix_unlink_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } struct tevent_req *cli_posix_unlink_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname) { return cli_posix_unlink_internal_send(mem_ctx, ev, cli, fname, SMB_POSIX_UNLINK_FILE_TARGET); } NTSTATUS cli_posix_unlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } /**************************************************************************** unlink - POSIX semantics. ****************************************************************************/ NTSTATUS cli_posix_unlink(struct cli_state *cli, const char *fname) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_unlink_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_unlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** rmdir - POSIX semantics. ****************************************************************************/ struct tevent_req *cli_posix_rmdir_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, const char *fname) { return cli_posix_unlink_internal_send( mem_ctx, ev, cli, fname, SMB_POSIX_UNLINK_DIRECTORY_TARGET); } NTSTATUS cli_posix_rmdir_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_rmdir(struct cli_state *cli, const char *fname) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_rmdir_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll(req, ev)) { status = map_nt_error_from_unix(errno); goto fail; } status = cli_posix_rmdir_recv(req, frame); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** filechangenotify ****************************************************************************/ struct cli_notify_state { uint8_t setup[8]; uint32_t num_changes; struct notify_change *changes; }; static void cli_notify_done(struct tevent_req *subreq); struct tevent_req *cli_notify_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint32_t buffer_size, uint32_t completion_filter, bool recursive) { struct tevent_req *req, *subreq; struct cli_notify_state *state; unsigned old_timeout; req = tevent_req_create(mem_ctx, &state, struct cli_notify_state); if (req == NULL) { return NULL; } SIVAL(state->setup, 0, completion_filter); SSVAL(state->setup, 4, fnum); SSVAL(state->setup, 6, recursive); /* * Notifies should not time out */ old_timeout = cli_set_timeout(cli, 0); subreq = cli_trans_send( state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ SMBnttrans, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ NT_TRANSACT_NOTIFY_CHANGE, /* function. */ 0, /* flags. */ (uint16_t *)state->setup, /* setup. */ 4, /* num setup uint16_t words. */ 0, /* max returned setup. */ NULL, /* param. */ 0, /* num param. */ buffer_size, /* max returned param. */ NULL, /* data. */ 0, /* num data. */ 0); /* max returned data. */ cli_set_timeout(cli, old_timeout); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_notify_done, req); return req; } static void cli_notify_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_notify_state *state = tevent_req_data( req, struct cli_notify_state); NTSTATUS status; uint8_t *params; uint32_t i, ofs, num_params; uint16_t flags2; status = cli_trans_recv(subreq, talloc_tos(), &flags2, NULL, 0, NULL, ¶ms, 0, &num_params, NULL, 0, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { DEBUG(10, ("cli_trans_recv returned %s\n", nt_errstr(status))); return; } state->num_changes = 0; ofs = 0; while (num_params - ofs > 12) { uint32_t next = IVAL(params, ofs); state->num_changes += 1; if ((next == 0) || (ofs+next >= num_params)) { break; } ofs += next; } state->changes = talloc_array(state, struct notify_change, state->num_changes); if (tevent_req_nomem(state->changes, req)) { TALLOC_FREE(params); return; } ofs = 0; for (i=0; i<state->num_changes; i++) { uint32_t next = IVAL(params, ofs); uint32_t len = IVAL(params, ofs+8); ssize_t ret; char *name; if (trans_oob(num_params, ofs + 12, len)) { TALLOC_FREE(params); tevent_req_nterror( req, NT_STATUS_INVALID_NETWORK_RESPONSE); return; } state->changes[i].action = IVAL(params, ofs+4); ret = clistr_pull_talloc(state->changes, (char *)params, flags2, &name, params+ofs+12, len, STR_TERMINATE|STR_UNICODE); if (ret == -1) { TALLOC_FREE(params); tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR); return; } state->changes[i].name = name; ofs += next; } TALLOC_FREE(params); tevent_req_done(req); } NTSTATUS cli_notify_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, uint32_t *pnum_changes, struct notify_change **pchanges) { struct cli_notify_state *state = tevent_req_data( req, struct cli_notify_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pnum_changes = state->num_changes; *pchanges = talloc_move(mem_ctx, &state->changes); return NT_STATUS_OK; } NTSTATUS cli_notify(struct cli_state *cli, uint16_t fnum, uint32_t buffer_size, uint32_t completion_filter, bool recursive, TALLOC_CTX *mem_ctx, uint32_t *pnum_changes, struct notify_change **pchanges) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_notify_send(ev, ev, cli, fnum, buffer_size, completion_filter, recursive); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_notify_recv(req, mem_ctx, pnum_changes, pchanges); fail: TALLOC_FREE(frame); return status; } struct cli_qpathinfo_state { uint8_t *param; uint8_t *data; uint16_t setup[1]; uint32_t min_rdata; uint8_t *rdata; uint32_t num_rdata; }; static void cli_qpathinfo_done(struct tevent_req *subreq); struct tevent_req *cli_qpathinfo_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint16_t level, uint32_t min_rdata, uint32_t max_rdata) { struct tevent_req *req, *subreq; struct cli_qpathinfo_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_qpathinfo_state); if (req == NULL) { return NULL; } state->min_rdata = min_rdata; SSVAL(state->setup, 0, TRANSACT2_QPATHINFO); state->param = talloc_zero_array(state, uint8_t, 6); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } SSVAL(state->param, 0, level); state->param = trans2_bytes_push_str( state->param, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, NULL); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } subreq = cli_trans_send( state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ talloc_get_size(state->param), /* num param. */ 2, /* max returned param. */ NULL, /* data. */ 0, /* num data. */ max_rdata); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_qpathinfo_done, req); return req; } static void cli_qpathinfo_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_qpathinfo_state *state = tevent_req_data( req, struct cli_qpathinfo_state); NTSTATUS status; status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL, NULL, 0, NULL, &state->rdata, state->min_rdata, &state->num_rdata); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_qpathinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, uint8_t **rdata, uint32_t *num_rdata) { struct cli_qpathinfo_state *state = tevent_req_data( req, struct cli_qpathinfo_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (rdata != NULL) { *rdata = talloc_move(mem_ctx, &state->rdata); } else { TALLOC_FREE(state->rdata); } if (num_rdata != NULL) { *num_rdata = state->num_rdata; } return NT_STATUS_OK; } NTSTATUS cli_qpathinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli, const char *fname, uint16_t level, uint32_t min_rdata, uint32_t max_rdata, uint8_t **rdata, uint32_t *num_rdata) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { goto fail; } req = cli_qpathinfo_send(frame, ev, cli, fname, level, min_rdata, max_rdata); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_qpathinfo_recv(req, mem_ctx, rdata, num_rdata); fail: TALLOC_FREE(frame); return status; } struct cli_qfileinfo_state { uint16_t setup[1]; uint8_t param[4]; uint8_t *data; uint16_t recv_flags2; uint32_t min_rdata; uint8_t *rdata; uint32_t num_rdata; }; static void cli_qfileinfo_done(struct tevent_req *subreq); struct tevent_req *cli_qfileinfo_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint16_t level, uint32_t min_rdata, uint32_t max_rdata) { struct tevent_req *req, *subreq; struct cli_qfileinfo_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_qfileinfo_state); if (req == NULL) { return NULL; } state->min_rdata = min_rdata; SSVAL(state->param, 0, fnum); SSVAL(state->param, 2, level); SSVAL(state->setup, 0, TRANSACT2_QFILEINFO); subreq = cli_trans_send( state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ sizeof(state->param), /* num param. */ 2, /* max returned param. */ NULL, /* data. */ 0, /* num data. */ max_rdata); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_qfileinfo_done, req); return req; } static void cli_qfileinfo_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_qfileinfo_state *state = tevent_req_data( req, struct cli_qfileinfo_state); NTSTATUS status; status = cli_trans_recv(subreq, state, &state->recv_flags2, NULL, 0, NULL, NULL, 0, NULL, &state->rdata, state->min_rdata, &state->num_rdata); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_qfileinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, uint16_t *recv_flags2, uint8_t **rdata, uint32_t *num_rdata) { struct cli_qfileinfo_state *state = tevent_req_data( req, struct cli_qfileinfo_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (recv_flags2 != NULL) { *recv_flags2 = state->recv_flags2; } if (rdata != NULL) { *rdata = talloc_move(mem_ctx, &state->rdata); } else { TALLOC_FREE(state->rdata); } if (num_rdata != NULL) { *num_rdata = state->num_rdata; } return NT_STATUS_OK; } NTSTATUS cli_qfileinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum, uint16_t level, uint32_t min_rdata, uint32_t max_rdata, uint16_t *recv_flags2, uint8_t **rdata, uint32_t *num_rdata) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { goto fail; } req = cli_qfileinfo_send(frame, ev, cli, fnum, level, min_rdata, max_rdata); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_qfileinfo_recv(req, mem_ctx, recv_flags2, rdata, num_rdata); fail: TALLOC_FREE(frame); return status; } struct cli_flush_state { uint16_t vwv[1]; }; static void cli_flush_done(struct tevent_req *subreq); struct tevent_req *cli_flush_send(TALLOC_CTX *mem_ctx, struct event_context *ev, struct cli_state *cli, uint16_t fnum) { struct tevent_req *req, *subreq; struct cli_flush_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_flush_state); if (req == NULL) { return NULL; } SSVAL(state->vwv + 0, 0, fnum); subreq = cli_smb_send(state, ev, cli, SMBflush, 0, 1, state->vwv, 0, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_flush_done, req); return req; } static void cli_flush_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_flush_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_flush(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { goto fail; } req = cli_flush_send(frame, ev, cli, fnum); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_flush_recv(req); fail: TALLOC_FREE(frame); return status; } struct cli_shadow_copy_data_state { uint16_t setup[4]; uint8_t *data; uint32_t num_data; bool get_names; }; static void cli_shadow_copy_data_done(struct tevent_req *subreq); struct tevent_req *cli_shadow_copy_data_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, bool get_names) { struct tevent_req *req, *subreq; struct cli_shadow_copy_data_state *state; uint32_t ret_size; req = tevent_req_create(mem_ctx, &state, struct cli_shadow_copy_data_state); if (req == NULL) { return NULL; } state->get_names = get_names; ret_size = get_names ? CLI_BUFFER_SIZE : 16; SIVAL(state->setup + 0, 0, FSCTL_GET_SHADOW_COPY_DATA); SSVAL(state->setup + 2, 0, fnum); SCVAL(state->setup + 3, 0, 1); /* isFsctl */ SCVAL(state->setup + 3, 1, 0); /* compfilter, isFlags (WSSP) */ subreq = cli_trans_send( state, ev, cli, SMBnttrans, NULL, 0, NT_TRANSACT_IOCTL, 0, state->setup, ARRAY_SIZE(state->setup), 0, NULL, 0, 0, NULL, 0, ret_size); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_shadow_copy_data_done, req); return req; } static void cli_shadow_copy_data_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_shadow_copy_data_state *state = tevent_req_data( req, struct cli_shadow_copy_data_state); NTSTATUS status; status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL, /* setup */ NULL, 0, NULL, /* param */ &state->data, 12, &state->num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_shadow_copy_data_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, char ***pnames, int *pnum_names) { struct cli_shadow_copy_data_state *state = tevent_req_data( req, struct cli_shadow_copy_data_state); char **names; int i, num_names; uint32_t dlength; NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } num_names = IVAL(state->data, 4); dlength = IVAL(state->data, 8); if (!state->get_names) { *pnum_names = num_names; return NT_STATUS_OK; } if (dlength+12 > state->num_data) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } names = talloc_array(mem_ctx, char *, num_names); if (names == NULL) { return NT_STATUS_NO_MEMORY; } for (i=0; i<num_names; i++) { bool ret; uint8_t *src; size_t converted_size; src = state->data + 12 + i * 2 * sizeof(SHADOW_COPY_LABEL); ret = convert_string_talloc( names, CH_UTF16LE, CH_UNIX, src, 2 * sizeof(SHADOW_COPY_LABEL), &names[i], &converted_size); if (!ret) { TALLOC_FREE(names); return NT_STATUS_INVALID_NETWORK_RESPONSE; } } *pnum_names = num_names; *pnames = names; return NT_STATUS_OK; } NTSTATUS cli_shadow_copy_data(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum, bool get_names, char ***pnames, int *pnum_names) { TALLOC_CTX *frame = talloc_stackframe(); struct event_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = event_context_init(frame); if (ev == NULL) { goto fail; } req = cli_shadow_copy_data_send(frame, ev, cli, fnum, get_names); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_shadow_copy_data_recv(req, mem_ctx, pnames, pnum_names); fail: TALLOC_FREE(frame); return status; }