diff options
author | Günther Deschner <gd@samba.org> | 2011-02-08 14:17:14 +0100 |
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committer | Günther Deschner <gd@samba.org> | 2011-02-10 22:13:17 +0100 |
commit | 4063bde3edd15b241f2b93bb5aedfef57ec4df91 (patch) | |
tree | 78ee85791d7f3a257c6775067562aee866d5305f /source3/rpc_server/srvsvc | |
parent | 1fc14a6543bfc5f087ed0ddf02bc7ce28a4d9ed4 (diff) | |
download | samba-4063bde3edd15b241f2b93bb5aedfef57ec4df91.tar.gz samba-4063bde3edd15b241f2b93bb5aedfef57ec4df91.tar.bz2 samba-4063bde3edd15b241f2b93bb5aedfef57ec4df91.zip |
s3-rpc_server: move services into individual directories.
Guenther
Autobuild-User: Günther Deschner <gd@samba.org>
Autobuild-Date: Thu Feb 10 22:13:17 CET 2011 on sn-devel-104
Diffstat (limited to 'source3/rpc_server/srvsvc')
-rw-r--r-- | source3/rpc_server/srvsvc/srv_srvsvc_nt.c | 2819 |
1 files changed, 2819 insertions, 0 deletions
diff --git a/source3/rpc_server/srvsvc/srv_srvsvc_nt.c b/source3/rpc_server/srvsvc/srv_srvsvc_nt.c new file mode 100644 index 0000000000..cd4ada1b90 --- /dev/null +++ b/source3/rpc_server/srvsvc/srv_srvsvc_nt.c @@ -0,0 +1,2819 @@ +/* + * Unix SMB/CIFS implementation. + * RPC Pipe client / server routines + * Copyright (C) Andrew Tridgell 1992-1997, + * Copyright (C) Jeremy Allison 2001. + * Copyright (C) Nigel Williams 2001. + * Copyright (C) Gerald (Jerry) Carter 2006. + * Copyright (C) Guenther Deschner 2008. + * + * 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/>. + */ + +/* This is the implementation of the srvsvc pipe. */ + +#include "includes.h" +#include "../librpc/gen_ndr/srv_srvsvc.h" +#include "librpc/gen_ndr/messaging.h" +#include "../libcli/security/security.h" +#include "../librpc/gen_ndr/ndr_security.h" +#include "dbwrap.h" + +extern const struct generic_mapping file_generic_mapping; + +#undef DBGC_CLASS +#define DBGC_CLASS DBGC_RPC_SRV + +#define MAX_SERVER_DISK_ENTRIES 15 + +/* Use for enumerating connections, pipes, & files */ + +struct file_enum_count { + TALLOC_CTX *ctx; + const char *username; + struct srvsvc_NetFileCtr3 *ctr3; +}; + +struct sess_file_count { + struct server_id pid; + uid_t uid; + int count; +}; + +/**************************************************************************** + Count the entries belonging to a service in the connection db. +****************************************************************************/ + +static int pipe_enum_fn( struct db_record *rec, void *p) +{ + struct pipe_open_rec prec; + struct file_enum_count *fenum = (struct file_enum_count *)p; + struct srvsvc_NetFileInfo3 *f; + int i = fenum->ctr3->count; + char *fullpath = NULL; + const char *username; + + if (rec->value.dsize != sizeof(struct pipe_open_rec)) + return 0; + + memcpy(&prec, rec->value.dptr, sizeof(struct pipe_open_rec)); + + if ( !process_exists(prec.pid) ) { + return 0; + } + + username = uidtoname(prec.uid); + + if ((fenum->username != NULL) + && !strequal(username, fenum->username)) { + return 0; + } + + fullpath = talloc_asprintf(fenum->ctx, "\\PIPE\\%s", prec.name ); + if (!fullpath) { + return 1; + } + + f = TALLOC_REALLOC_ARRAY(fenum->ctx, fenum->ctr3->array, + struct srvsvc_NetFileInfo3, i+1); + if ( !f ) { + DEBUG(0,("conn_enum_fn: realloc failed for %d items\n", i+1)); + return 1; + } + fenum->ctr3->array = f; + + fenum->ctr3->array[i].fid = + (((uint32_t)(procid_to_pid(&prec.pid))<<16) | prec.pnum); + fenum->ctr3->array[i].permissions = + (FILE_READ_DATA|FILE_WRITE_DATA); + fenum->ctr3->array[i].num_locks = 0; + fenum->ctr3->array[i].path = fullpath; + fenum->ctr3->array[i].user = username; + + fenum->ctr3->count++; + + return 0; +} + +/******************************************************************* +********************************************************************/ + +static WERROR net_enum_pipes(TALLOC_CTX *ctx, + const char *username, + struct srvsvc_NetFileCtr3 **ctr3, + uint32_t resume ) +{ + struct file_enum_count fenum; + + fenum.ctx = ctx; + fenum.username = username; + fenum.ctr3 = *ctr3; + + if (connections_traverse(pipe_enum_fn, &fenum) == -1) { + DEBUG(0,("net_enum_pipes: traverse of connections.tdb " + "failed\n")); + return WERR_NOMEM; + } + + *ctr3 = fenum.ctr3; + + return WERR_OK; +} + +/******************************************************************* +********************************************************************/ + +static void enum_file_fn( const struct share_mode_entry *e, + const char *sharepath, const char *fname, + void *private_data ) +{ + struct file_enum_count *fenum = + (struct file_enum_count *)private_data; + + struct srvsvc_NetFileInfo3 *f; + int i = fenum->ctr3->count; + files_struct fsp; + struct byte_range_lock *brl; + int num_locks = 0; + char *fullpath = NULL; + uint32 permissions; + const char *username; + + /* If the pid was not found delete the entry from connections.tdb */ + + if ( !process_exists(e->pid) ) { + return; + } + + username = uidtoname(e->uid); + + if ((fenum->username != NULL) + && !strequal(username, fenum->username)) { + return; + } + + f = TALLOC_REALLOC_ARRAY(fenum->ctx, fenum->ctr3->array, + struct srvsvc_NetFileInfo3, i+1); + if ( !f ) { + DEBUG(0,("conn_enum_fn: realloc failed for %d items\n", i+1)); + return; + } + fenum->ctr3->array = f; + + /* need to count the number of locks on a file */ + + ZERO_STRUCT( fsp ); + fsp.file_id = e->id; + + if ( (brl = brl_get_locks(talloc_tos(), &fsp)) != NULL ) { + num_locks = brl->num_locks; + TALLOC_FREE(brl); + } + + if ( strcmp( fname, "." ) == 0 ) { + fullpath = talloc_asprintf(fenum->ctx, "C:%s", sharepath ); + } else { + fullpath = talloc_asprintf(fenum->ctx, "C:%s/%s", + sharepath, fname ); + } + if (!fullpath) { + return; + } + string_replace( fullpath, '/', '\\' ); + + /* mask out create (what ever that is) */ + permissions = e->access_mask & (FILE_READ_DATA|FILE_WRITE_DATA); + + /* now fill in the srvsvc_NetFileInfo3 struct */ + + fenum->ctr3->array[i].fid = + (((uint32_t)(procid_to_pid(&e->pid))<<16) | e->share_file_id); + fenum->ctr3->array[i].permissions = permissions; + fenum->ctr3->array[i].num_locks = num_locks; + fenum->ctr3->array[i].path = fullpath; + fenum->ctr3->array[i].user = username; + + fenum->ctr3->count++; +} + +/******************************************************************* +********************************************************************/ + +static WERROR net_enum_files(TALLOC_CTX *ctx, + const char *username, + struct srvsvc_NetFileCtr3 **ctr3, + uint32_t resume) +{ + struct file_enum_count f_enum_cnt; + + f_enum_cnt.ctx = ctx; + f_enum_cnt.username = username; + f_enum_cnt.ctr3 = *ctr3; + + share_mode_forall( enum_file_fn, (void *)&f_enum_cnt ); + + *ctr3 = f_enum_cnt.ctr3; + + return WERR_OK; +} + +/******************************************************************* + Utility function to get the 'type' of a share from an snum. + ********************************************************************/ +static uint32 get_share_type(int snum) +{ + /* work out the share type */ + uint32 type = STYPE_DISKTREE; + + if (lp_print_ok(snum)) + type = STYPE_PRINTQ; + if (strequal(lp_fstype(snum), "IPC")) + type = STYPE_IPC; + if (lp_administrative_share(snum)) + type |= STYPE_HIDDEN; + + return type; +} + +/******************************************************************* + Fill in a share info level 0 structure. + ********************************************************************/ + +static void init_srv_share_info_0(struct pipes_struct *p, + struct srvsvc_NetShareInfo0 *r, int snum) +{ + r->name = lp_servicename(snum); +} + +/******************************************************************* + Fill in a share info level 1 structure. + ********************************************************************/ + +static void init_srv_share_info_1(struct pipes_struct *p, + struct srvsvc_NetShareInfo1 *r, + int snum) +{ + char *net_name = lp_servicename(snum); + char *remark = talloc_strdup(p->mem_ctx, lp_comment(snum)); + + if (remark) { + remark = talloc_sub_advanced( + p->mem_ctx, lp_servicename(snum), + get_current_username(), lp_pathname(snum), + p->server_info->utok.uid, get_current_username(), + "", remark); + } + + r->name = net_name; + r->type = get_share_type(snum); + r->comment = remark ? remark : ""; +} + +/******************************************************************* + Fill in a share info level 2 structure. + ********************************************************************/ + +static void init_srv_share_info_2(struct pipes_struct *p, + struct srvsvc_NetShareInfo2 *r, + int snum) +{ + char *remark = NULL; + char *path = NULL; + int max_connections = lp_max_connections(snum); + uint32_t max_uses = max_connections!=0 ? max_connections : (uint32_t)-1; + char *net_name = lp_servicename(snum); + + remark = talloc_strdup(p->mem_ctx, lp_comment(snum)); + if (remark) { + remark = talloc_sub_advanced( + p->mem_ctx, lp_servicename(snum), + get_current_username(), lp_pathname(snum), + p->server_info->utok.uid, get_current_username(), + "", remark); + } + path = talloc_asprintf(p->mem_ctx, + "C:%s", lp_pathname(snum)); + + if (path) { + /* + * Change / to \\ so that win2k will see it as a valid path. + * This was added to enable use of browsing in win2k add + * share dialog. + */ + + string_replace(path, '/', '\\'); + } + + r->name = net_name; + r->type = get_share_type(snum); + r->comment = remark ? remark : ""; + r->permissions = 0; + r->max_users = max_uses; + r->current_users = count_current_connections(net_name, false); + r->path = path ? path : ""; + r->password = ""; +} + +/******************************************************************* + Map any generic bits to file specific bits. +********************************************************************/ + +static void map_generic_share_sd_bits(struct security_descriptor *psd) +{ + int i; + struct security_acl *ps_dacl = NULL; + + if (!psd) + return; + + ps_dacl = psd->dacl; + if (!ps_dacl) + return; + + for (i = 0; i < ps_dacl->num_aces; i++) { + struct security_ace *psa = &ps_dacl->aces[i]; + uint32 orig_mask = psa->access_mask; + + se_map_generic(&psa->access_mask, &file_generic_mapping); + psa->access_mask |= orig_mask; + } +} + +/******************************************************************* + Fill in a share info level 501 structure. +********************************************************************/ + +static void init_srv_share_info_501(struct pipes_struct *p, + struct srvsvc_NetShareInfo501 *r, int snum) +{ + const char *net_name = lp_servicename(snum); + char *remark = talloc_strdup(p->mem_ctx, lp_comment(snum)); + + if (remark) { + remark = talloc_sub_advanced( + p->mem_ctx, lp_servicename(snum), + get_current_username(), lp_pathname(snum), + p->server_info->utok.uid, get_current_username(), + "", remark); + } + + r->name = net_name; + r->type = get_share_type(snum); + r->comment = remark ? remark : ""; + r->csc_policy = (lp_csc_policy(snum) << 4); +} + +/******************************************************************* + Fill in a share info level 502 structure. + ********************************************************************/ + +static void init_srv_share_info_502(struct pipes_struct *p, + struct srvsvc_NetShareInfo502 *r, int snum) +{ + const char *net_name = lp_servicename(snum); + char *path = NULL; + struct security_descriptor *sd = NULL; + struct sec_desc_buf *sd_buf = NULL; + size_t sd_size = 0; + TALLOC_CTX *ctx = p->mem_ctx; + char *remark = talloc_strdup(ctx, lp_comment(snum)); + + if (remark) { + remark = talloc_sub_advanced( + p->mem_ctx, lp_servicename(snum), + get_current_username(), lp_pathname(snum), + p->server_info->utok.uid, get_current_username(), + "", remark); + } + path = talloc_asprintf(ctx, "C:%s", lp_pathname(snum)); + if (path) { + /* + * Change / to \\ so that win2k will see it as a valid path. This was added to + * enable use of browsing in win2k add share dialog. + */ + string_replace(path, '/', '\\'); + } + + sd = get_share_security(ctx, lp_servicename(snum), &sd_size); + + sd_buf = make_sec_desc_buf(p->mem_ctx, sd_size, sd); + + r->name = net_name; + r->type = get_share_type(snum); + r->comment = remark ? remark : ""; + r->permissions = 0; + r->max_users = (uint32_t)-1; + r->current_users = 1; /* ??? */ + r->path = path ? path : ""; + r->password = ""; + r->sd_buf = *sd_buf; +} + +/*************************************************************************** + Fill in a share info level 1004 structure. + ***************************************************************************/ + +static void init_srv_share_info_1004(struct pipes_struct *p, + struct srvsvc_NetShareInfo1004 *r, + int snum) +{ + char *remark = talloc_strdup(p->mem_ctx, lp_comment(snum)); + + if (remark) { + remark = talloc_sub_advanced( + p->mem_ctx, lp_servicename(snum), + get_current_username(), lp_pathname(snum), + p->server_info->utok.uid, get_current_username(), + "", remark); + } + + r->comment = remark ? remark : ""; +} + +/*************************************************************************** + Fill in a share info level 1005 structure. + ***************************************************************************/ + +static void init_srv_share_info_1005(struct pipes_struct *p, + struct srvsvc_NetShareInfo1005 *r, + int snum) +{ + uint32_t dfs_flags = 0; + + if (lp_host_msdfs() && lp_msdfs_root(snum)) { + dfs_flags |= SHARE_1005_IN_DFS | SHARE_1005_DFS_ROOT; + } + + dfs_flags |= lp_csc_policy(snum) << SHARE_1005_CSC_POLICY_SHIFT; + + r->dfs_flags = dfs_flags; +} + +/*************************************************************************** + Fill in a share info level 1006 structure. + ***************************************************************************/ + +static void init_srv_share_info_1006(struct pipes_struct *p, + struct srvsvc_NetShareInfo1006 *r, + int snum) +{ + r->max_users = (uint32_t)-1; +} + +/*************************************************************************** + Fill in a share info level 1007 structure. + ***************************************************************************/ + +static void init_srv_share_info_1007(struct pipes_struct *p, + struct srvsvc_NetShareInfo1007 *r, + int snum) +{ + r->flags = 0; + r->alternate_directory_name = ""; +} + +/******************************************************************* + Fill in a share info level 1501 structure. + ********************************************************************/ + +static void init_srv_share_info_1501(struct pipes_struct *p, + struct sec_desc_buf *r, + int snum) +{ + struct security_descriptor *sd; + size_t sd_size; + TALLOC_CTX *ctx = p->mem_ctx; + + sd = get_share_security(ctx, lp_servicename(snum), &sd_size); + + r = make_sec_desc_buf(p->mem_ctx, sd_size, sd); +} + +/******************************************************************* + True if it ends in '$'. + ********************************************************************/ + +static bool is_hidden_share(int snum) +{ + const char *net_name = lp_servicename(snum); + + return (net_name[strlen(net_name) - 1] == '$') ? True : False; +} + +/******************************************************************* + Verify user is allowed to view share, access based enumeration +********************************************************************/ +static bool is_enumeration_allowed(struct pipes_struct *p, + int snum) +{ + if (!lp_access_based_share_enum(snum)) + return true; + + return share_access_check(p->server_info->security_token, lp_servicename(snum), + FILE_READ_DATA); +} + +/******************************************************************* + Fill in a share info structure. + ********************************************************************/ + +static WERROR init_srv_share_info_ctr(struct pipes_struct *p, + struct srvsvc_NetShareInfoCtr *info_ctr, + uint32_t *resume_handle_p, + uint32_t *total_entries, + bool all_shares) +{ + int num_entries = 0; + int alloc_entries = 0; + int num_services = 0; + int snum; + TALLOC_CTX *ctx = p->mem_ctx; + int i = 0; + int valid_share_count = 0; + bool *allowed = 0; + union srvsvc_NetShareCtr ctr; + uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0; + + DEBUG(5,("init_srv_share_info_ctr\n")); + + /* Ensure all the usershares are loaded. */ + become_root(); + load_usershare_shares(); + load_registry_shares(); + num_services = lp_numservices(); + unbecome_root(); + + allowed = TALLOC_ZERO_ARRAY(ctx, bool, num_services); + W_ERROR_HAVE_NO_MEMORY(allowed); + + /* Count the number of entries. */ + for (snum = 0; snum < num_services; snum++) { + if (lp_browseable(snum) && lp_snum_ok(snum) && + is_enumeration_allowed(p, snum) && + (all_shares || !is_hidden_share(snum)) ) { + DEBUG(10, ("counting service %s\n", + lp_servicename(snum) ? lp_servicename(snum) : "(null)")); + allowed[snum] = true; + num_entries++; + } else { + DEBUG(10, ("NOT counting service %s\n", + lp_servicename(snum) ? lp_servicename(snum) : "(null)")); + } + } + + if (!num_entries || (resume_handle >= num_entries)) { + return WERR_OK; + } + + /* Calculate alloc entries. */ + alloc_entries = num_entries - resume_handle; + switch (info_ctr->level) { + case 0: + ctr.ctr0 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr0); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr0); + + ctr.ctr0->count = alloc_entries; + ctr.ctr0->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo0, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr0->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_0(p, &ctr.ctr0->array[i++], snum); + } + } + + break; + + case 1: + ctr.ctr1 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1); + + ctr.ctr1->count = alloc_entries; + ctr.ctr1->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_1(p, &ctr.ctr1->array[i++], snum); + } + } + + break; + + case 2: + ctr.ctr2 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr2); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr2); + + ctr.ctr2->count = alloc_entries; + ctr.ctr2->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo2, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr2->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_2(p, &ctr.ctr2->array[i++], snum); + } + } + + break; + + case 501: + ctr.ctr501 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr501); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr501); + + ctr.ctr501->count = alloc_entries; + ctr.ctr501->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo501, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr501->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_501(p, &ctr.ctr501->array[i++], snum); + } + } + + break; + + case 502: + ctr.ctr502 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr502); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr502); + + ctr.ctr502->count = alloc_entries; + ctr.ctr502->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo502, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr502->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_502(p, &ctr.ctr502->array[i++], snum); + } + } + + break; + + case 1004: + ctr.ctr1004 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1004); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1004); + + ctr.ctr1004->count = alloc_entries; + ctr.ctr1004->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1004, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1004->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_1004(p, &ctr.ctr1004->array[i++], snum); + } + } + + break; + + case 1005: + ctr.ctr1005 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1005); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1005); + + ctr.ctr1005->count = alloc_entries; + ctr.ctr1005->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1005, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1005->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_1005(p, &ctr.ctr1005->array[i++], snum); + } + } + + break; + + case 1006: + ctr.ctr1006 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1006); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1006); + + ctr.ctr1006->count = alloc_entries; + ctr.ctr1006->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1006, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1006->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_1006(p, &ctr.ctr1006->array[i++], snum); + } + } + + break; + + case 1007: + ctr.ctr1007 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1007); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1007); + + ctr.ctr1007->count = alloc_entries; + ctr.ctr1007->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1007, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1007->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_1007(p, &ctr.ctr1007->array[i++], snum); + } + } + + break; + + case 1501: + ctr.ctr1501 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1501); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1501); + + ctr.ctr1501->count = alloc_entries; + ctr.ctr1501->array = TALLOC_ZERO_ARRAY(ctx, struct sec_desc_buf, alloc_entries); + W_ERROR_HAVE_NO_MEMORY(ctr.ctr1501->array); + + for (snum = 0; snum < num_services; snum++) { + if (allowed[snum] && + (resume_handle <= (i + valid_share_count++)) ) { + init_srv_share_info_1501(p, &ctr.ctr1501->array[i++], snum); + } + } + + break; + + default: + DEBUG(5,("init_srv_share_info_ctr: unsupported switch value %d\n", + info_ctr->level)); + return WERR_UNKNOWN_LEVEL; + } + + *total_entries = alloc_entries; + if (resume_handle_p) { + if (all_shares) { + *resume_handle_p = (num_entries == 0) ? *resume_handle_p : 0; + } else { + *resume_handle_p = num_entries; + } + } + + info_ctr->ctr = ctr; + + return WERR_OK; +} + +/******************************************************************* + fill in a sess info level 0 structure. + ********************************************************************/ + +static WERROR init_srv_sess_info_0(struct pipes_struct *p, + struct srvsvc_NetSessCtr0 *ctr0, + uint32_t *resume_handle_p, + uint32_t *total_entries) +{ + struct sessionid *session_list; + uint32_t num_entries = 0; + uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0; + *total_entries = list_sessions(p->mem_ctx, &session_list); + + DEBUG(5,("init_srv_sess_info_0\n")); + + if (ctr0 == NULL) { + if (resume_handle_p) { + *resume_handle_p = 0; + } + return WERR_OK; + } + + for (; resume_handle < *total_entries; resume_handle++) { + + ctr0->array = TALLOC_REALLOC_ARRAY(p->mem_ctx, + ctr0->array, + struct srvsvc_NetSessInfo0, + num_entries+1); + W_ERROR_HAVE_NO_MEMORY(ctr0->array); + + ctr0->array[num_entries].client = + session_list[resume_handle].remote_machine; + + num_entries++; + } + + ctr0->count = num_entries; + + if (resume_handle_p) { + if (*resume_handle_p >= *total_entries) { + *resume_handle_p = 0; + } else { + *resume_handle_p = resume_handle; + } + } + + return WERR_OK; +} + +/******************************************************************* +********************************************************************/ + +static void sess_file_fn( const struct share_mode_entry *e, + const char *sharepath, const char *fname, + void *data ) +{ + struct sess_file_count *sess = (struct sess_file_count *)data; + + if ( procid_equal(&e->pid, &sess->pid) && (sess->uid == e->uid) ) { + sess->count++; + } + + return; +} + +/******************************************************************* +********************************************************************/ + +static int net_count_files( uid_t uid, struct server_id pid ) +{ + struct sess_file_count s_file_cnt; + + s_file_cnt.count = 0; + s_file_cnt.uid = uid; + s_file_cnt.pid = pid; + + share_mode_forall( sess_file_fn, &s_file_cnt ); + + return s_file_cnt.count; +} + +/******************************************************************* + fill in a sess info level 1 structure. + ********************************************************************/ + +static WERROR init_srv_sess_info_1(struct pipes_struct *p, + struct srvsvc_NetSessCtr1 *ctr1, + uint32_t *resume_handle_p, + uint32_t *total_entries) +{ + struct sessionid *session_list; + uint32_t num_entries = 0; + time_t now = time(NULL); + uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0; + + ZERO_STRUCTP(ctr1); + + if (ctr1 == NULL) { + if (resume_handle_p) { + *resume_handle_p = 0; + } + return WERR_OK; + } + + *total_entries = list_sessions(p->mem_ctx, &session_list); + + for (; resume_handle < *total_entries; resume_handle++) { + uint32 num_files; + uint32 connect_time; + struct passwd *pw = sys_getpwnam(session_list[resume_handle].username); + bool guest; + + if ( !pw ) { + DEBUG(10,("init_srv_sess_info_1: failed to find owner: %s\n", + session_list[resume_handle].username)); + continue; + } + + connect_time = (uint32_t)(now - session_list[resume_handle].connect_start); + num_files = net_count_files(pw->pw_uid, session_list[resume_handle].pid); + guest = strequal( session_list[resume_handle].username, lp_guestaccount() ); + + ctr1->array = TALLOC_REALLOC_ARRAY(p->mem_ctx, + ctr1->array, + struct srvsvc_NetSessInfo1, + num_entries+1); + W_ERROR_HAVE_NO_MEMORY(ctr1->array); + + ctr1->array[num_entries].client = session_list[resume_handle].remote_machine; + ctr1->array[num_entries].user = session_list[resume_handle].username; + ctr1->array[num_entries].num_open = num_files; + ctr1->array[num_entries].time = connect_time; + ctr1->array[num_entries].idle_time = 0; + ctr1->array[num_entries].user_flags = guest; + + num_entries++; + } + + ctr1->count = num_entries; + + if (resume_handle_p) { + if (*resume_handle_p >= *total_entries) { + *resume_handle_p = 0; + } else { + *resume_handle_p = resume_handle; + } + } + + return WERR_OK; +} + +/******************************************************************* + fill in a conn info level 0 structure. + ********************************************************************/ + +static WERROR init_srv_conn_info_0(struct srvsvc_NetConnCtr0 *ctr0, + uint32_t *resume_handle_p, + uint32_t *total_entries) +{ + uint32_t num_entries = 0; + uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0; + + DEBUG(5,("init_srv_conn_info_0\n")); + + if (ctr0 == NULL) { + if (resume_handle_p) { + *resume_handle_p = 0; + } + return WERR_OK; + } + + *total_entries = 1; + + ZERO_STRUCTP(ctr0); + + for (; resume_handle < *total_entries; resume_handle++) { + + ctr0->array = TALLOC_REALLOC_ARRAY(talloc_tos(), + ctr0->array, + struct srvsvc_NetConnInfo0, + num_entries+1); + if (!ctr0->array) { + return WERR_NOMEM; + } + + ctr0->array[num_entries].conn_id = *total_entries; + + /* move on to creating next connection */ + num_entries++; + } + + ctr0->count = num_entries; + *total_entries = num_entries; + + if (resume_handle_p) { + if (*resume_handle_p >= *total_entries) { + *resume_handle_p = 0; + } else { + *resume_handle_p = resume_handle; + } + } + + return WERR_OK; +} + +/******************************************************************* + fill in a conn info level 1 structure. + ********************************************************************/ + +static WERROR init_srv_conn_info_1(struct srvsvc_NetConnCtr1 *ctr1, + uint32_t *resume_handle_p, + uint32_t *total_entries) +{ + uint32_t num_entries = 0; + uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0; + + DEBUG(5,("init_srv_conn_info_1\n")); + + if (ctr1 == NULL) { + if (resume_handle_p) { + *resume_handle_p = 0; + } + return WERR_OK; + } + + *total_entries = 1; + + ZERO_STRUCTP(ctr1); + + for (; resume_handle < *total_entries; resume_handle++) { + + ctr1->array = TALLOC_REALLOC_ARRAY(talloc_tos(), + ctr1->array, + struct srvsvc_NetConnInfo1, + num_entries+1); + if (!ctr1->array) { + return WERR_NOMEM; + } + + ctr1->array[num_entries].conn_id = *total_entries; + ctr1->array[num_entries].conn_type = 0x3; + ctr1->array[num_entries].num_open = 1; + ctr1->array[num_entries].num_users = 1; + ctr1->array[num_entries].conn_time = 3; + ctr1->array[num_entries].user = "dummy_user"; + ctr1->array[num_entries].share = "IPC$"; + + /* move on to creating next connection */ + num_entries++; + } + + ctr1->count = num_entries; + *total_entries = num_entries; + + if (resume_handle_p) { + if (*resume_handle_p >= *total_entries) { + *resume_handle_p = 0; + } else { + *resume_handle_p = resume_handle; + } + } + + return WERR_OK; +} + +/******************************************************************* + _srvsvc_NetFileEnum +*******************************************************************/ + +WERROR _srvsvc_NetFileEnum(struct pipes_struct *p, + struct srvsvc_NetFileEnum *r) +{ + TALLOC_CTX *ctx = NULL; + struct srvsvc_NetFileCtr3 *ctr3; + uint32_t resume_hnd = 0; + WERROR werr; + + switch (r->in.info_ctr->level) { + case 3: + break; + default: + return WERR_UNKNOWN_LEVEL; + } + + if (!nt_token_check_sid(&global_sid_Builtin_Administrators, + p->server_info->security_token)) { + DEBUG(1, ("Enumerating files only allowed for " + "administrators\n")); + return WERR_ACCESS_DENIED; + } + + ctx = talloc_tos(); + ctr3 = r->in.info_ctr->ctr.ctr3; + if (!ctr3) { + werr = WERR_INVALID_PARAM; + goto done; + } + + /* TODO -- Windows enumerates + (b) active pipes + (c) open directories and files */ + + werr = net_enum_files(ctx, r->in.user, &ctr3, resume_hnd); + if (!W_ERROR_IS_OK(werr)) { + goto done; + } + + werr = net_enum_pipes(ctx, r->in.user, &ctr3, resume_hnd); + if (!W_ERROR_IS_OK(werr)) { + goto done; + } + + *r->out.totalentries = ctr3->count; + r->out.info_ctr->ctr.ctr3->array = ctr3->array; + r->out.info_ctr->ctr.ctr3->count = ctr3->count; + + werr = WERR_OK; + + done: + return werr; +} + +/******************************************************************* + _srvsvc_NetSrvGetInfo +********************************************************************/ + +WERROR _srvsvc_NetSrvGetInfo(struct pipes_struct *p, + struct srvsvc_NetSrvGetInfo *r) +{ + WERROR status = WERR_OK; + + DEBUG(5,("_srvsvc_NetSrvGetInfo: %d\n", __LINE__)); + + if (!pipe_access_check(p)) { + DEBUG(3, ("access denied to _srvsvc_NetSrvGetInfo\n")); + return WERR_ACCESS_DENIED; + } + + switch (r->in.level) { + + /* Technically level 102 should only be available to + Administrators but there isn't anything super-secret + here, as most of it is made up. */ + + case 102: { + struct srvsvc_NetSrvInfo102 *info102; + + info102 = TALLOC_P(p->mem_ctx, struct srvsvc_NetSrvInfo102); + if (!info102) { + return WERR_NOMEM; + } + + info102->platform_id = PLATFORM_ID_NT; + info102->server_name = global_myname(); + info102->version_major = lp_major_announce_version(); + info102->version_minor = lp_minor_announce_version(); + info102->server_type = lp_default_server_announce(); + info102->comment = string_truncate(lp_serverstring(), + MAX_SERVER_STRING_LENGTH); + info102->users = 0xffffffff; + info102->disc = 0xf; + info102->hidden = 0; + info102->announce = 240; + info102->anndelta = 3000; + info102->licenses = 100000; + info102->userpath = "C:\\"; + + r->out.info->info102 = info102; + break; + } + case 101: { + struct srvsvc_NetSrvInfo101 *info101; + + info101 = TALLOC_P(p->mem_ctx, struct srvsvc_NetSrvInfo101); + if (!info101) { + return WERR_NOMEM; + } + + info101->platform_id = PLATFORM_ID_NT; + info101->server_name = global_myname(); + info101->version_major = lp_major_announce_version(); + info101->version_minor = lp_minor_announce_version(); + info101->server_type = lp_default_server_announce(); + info101->comment = string_truncate(lp_serverstring(), + MAX_SERVER_STRING_LENGTH); + + r->out.info->info101 = info101; + break; + } + case 100: { + struct srvsvc_NetSrvInfo100 *info100; + + info100 = TALLOC_P(p->mem_ctx, struct srvsvc_NetSrvInfo100); + if (!info100) { + return WERR_NOMEM; + } + + info100->platform_id = PLATFORM_ID_NT; + info100->server_name = global_myname(); + + r->out.info->info100 = info100; + + break; + } + default: + status = WERR_UNKNOWN_LEVEL; + break; + } + + DEBUG(5,("_srvsvc_NetSrvGetInfo: %d\n", __LINE__)); + + return status; +} + +/******************************************************************* + _srvsvc_NetSrvSetInfo +********************************************************************/ + +WERROR _srvsvc_NetSrvSetInfo(struct pipes_struct *p, + struct srvsvc_NetSrvSetInfo *r) +{ + WERROR status = WERR_OK; + + DEBUG(5,("_srvsvc_NetSrvSetInfo: %d\n", __LINE__)); + + /* Set up the net server set info structure. */ + + DEBUG(5,("_srvsvc_NetSrvSetInfo: %d\n", __LINE__)); + + return status; +} + +/******************************************************************* + _srvsvc_NetConnEnum +********************************************************************/ + +WERROR _srvsvc_NetConnEnum(struct pipes_struct *p, + struct srvsvc_NetConnEnum *r) +{ + WERROR werr; + + DEBUG(5,("_srvsvc_NetConnEnum: %d\n", __LINE__)); + + if (!nt_token_check_sid(&global_sid_Builtin_Administrators, + p->server_info->security_token)) { + DEBUG(1, ("Enumerating connections only allowed for " + "administrators\n")); + return WERR_ACCESS_DENIED; + } + + switch (r->in.info_ctr->level) { + case 0: + werr = init_srv_conn_info_0(r->in.info_ctr->ctr.ctr0, + r->in.resume_handle, + r->out.totalentries); + break; + case 1: + werr = init_srv_conn_info_1(r->in.info_ctr->ctr.ctr1, + r->in.resume_handle, + r->out.totalentries); + break; + default: + return WERR_UNKNOWN_LEVEL; + } + + DEBUG(5,("_srvsvc_NetConnEnum: %d\n", __LINE__)); + + return werr; +} + +/******************************************************************* + _srvsvc_NetSessEnum +********************************************************************/ + +WERROR _srvsvc_NetSessEnum(struct pipes_struct *p, + struct srvsvc_NetSessEnum *r) +{ + WERROR werr; + + DEBUG(5,("_srvsvc_NetSessEnum: %d\n", __LINE__)); + + if (!nt_token_check_sid(&global_sid_Builtin_Administrators, + p->server_info->security_token)) { + DEBUG(1, ("Enumerating sessions only allowed for " + "administrators\n")); + return WERR_ACCESS_DENIED; + } + + switch (r->in.info_ctr->level) { + case 0: + werr = init_srv_sess_info_0(p, + r->in.info_ctr->ctr.ctr0, + r->in.resume_handle, + r->out.totalentries); + break; + case 1: + werr = init_srv_sess_info_1(p, + r->in.info_ctr->ctr.ctr1, + r->in.resume_handle, + r->out.totalentries); + break; + default: + return WERR_UNKNOWN_LEVEL; + } + + DEBUG(5,("_srvsvc_NetSessEnum: %d\n", __LINE__)); + + return werr; +} + +/******************************************************************* + _srvsvc_NetSessDel +********************************************************************/ + +WERROR _srvsvc_NetSessDel(struct pipes_struct *p, + struct srvsvc_NetSessDel *r) +{ + struct sessionid *session_list; + int num_sessions, snum; + const char *username; + const char *machine; + bool not_root = False; + WERROR werr; + + username = r->in.user; + machine = r->in.client; + + /* strip leading backslashes if any */ + if (machine && machine[0] == '\\' && machine[1] == '\\') { + machine += 2; + } + + num_sessions = list_sessions(p->mem_ctx, &session_list); + + DEBUG(5,("_srvsvc_NetSessDel: %d\n", __LINE__)); + + werr = WERR_ACCESS_DENIED; + + /* fail out now if you are not root or not a domain admin */ + + if ((p->server_info->utok.uid != sec_initial_uid()) && + ( ! nt_token_check_domain_rid(p->server_info->security_token, + DOMAIN_RID_ADMINS))) { + + goto done; + } + + for (snum = 0; snum < num_sessions; snum++) { + + if ((strequal(session_list[snum].username, username) || username[0] == '\0' ) && + strequal(session_list[snum].remote_machine, machine)) { + + NTSTATUS ntstat; + + if (p->server_info->utok.uid != sec_initial_uid()) { + not_root = True; + become_root(); + } + + ntstat = messaging_send(p->msg_ctx, + session_list[snum].pid, + MSG_SHUTDOWN, &data_blob_null); + + if (NT_STATUS_IS_OK(ntstat)) + werr = WERR_OK; + + if (not_root) + unbecome_root(); + } + } + + DEBUG(5,("_srvsvc_NetSessDel: %d\n", __LINE__)); + +done: + + return werr; +} + +/******************************************************************* + _srvsvc_NetShareEnumAll +********************************************************************/ + +WERROR _srvsvc_NetShareEnumAll(struct pipes_struct *p, + struct srvsvc_NetShareEnumAll *r) +{ + WERROR werr; + + DEBUG(5,("_srvsvc_NetShareEnumAll: %d\n", __LINE__)); + + if (!pipe_access_check(p)) { + DEBUG(3, ("access denied to _srvsvc_NetShareEnumAll\n")); + return WERR_ACCESS_DENIED; + } + + /* Create the list of shares for the response. */ + werr = init_srv_share_info_ctr(p, + r->in.info_ctr, + r->in.resume_handle, + r->out.totalentries, + true); + + DEBUG(5,("_srvsvc_NetShareEnumAll: %d\n", __LINE__)); + + return werr; +} + +/******************************************************************* + _srvsvc_NetShareEnum +********************************************************************/ + +WERROR _srvsvc_NetShareEnum(struct pipes_struct *p, + struct srvsvc_NetShareEnum *r) +{ + WERROR werr; + + DEBUG(5,("_srvsvc_NetShareEnum: %d\n", __LINE__)); + + if (!pipe_access_check(p)) { + DEBUG(3, ("access denied to _srvsvc_NetShareEnum\n")); + return WERR_ACCESS_DENIED; + } + + /* Create the list of shares for the response. */ + werr = init_srv_share_info_ctr(p, + r->in.info_ctr, + r->in.resume_handle, + r->out.totalentries, + false); + + DEBUG(5,("_srvsvc_NetShareEnum: %d\n", __LINE__)); + + return werr; +} + +/******************************************************************* + _srvsvc_NetShareGetInfo +********************************************************************/ + +WERROR _srvsvc_NetShareGetInfo(struct pipes_struct *p, + struct srvsvc_NetShareGetInfo *r) +{ + WERROR status = WERR_OK; + char *share_name = NULL; + int snum; + union srvsvc_NetShareInfo *info = r->out.info; + + DEBUG(5,("_srvsvc_NetShareGetInfo: %d\n", __LINE__)); + + if (!r->in.share_name) { + return WERR_INVALID_NAME; + } + + snum = find_service(talloc_tos(), r->in.share_name, &share_name); + if (!share_name) { + return WERR_NOMEM; + } + if (snum < 0) { + return WERR_INVALID_NAME; + } + + switch (r->in.level) { + case 0: + info->info0 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo0); + W_ERROR_HAVE_NO_MEMORY(info->info0); + init_srv_share_info_0(p, info->info0, snum); + break; + case 1: + info->info1 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1); + W_ERROR_HAVE_NO_MEMORY(info->info1); + init_srv_share_info_1(p, info->info1, snum); + break; + case 2: + info->info2 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo2); + W_ERROR_HAVE_NO_MEMORY(info->info2); + init_srv_share_info_2(p, info->info2, snum); + break; + case 501: + info->info501 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo501); + W_ERROR_HAVE_NO_MEMORY(info->info501); + init_srv_share_info_501(p, info->info501, snum); + break; + case 502: + info->info502 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo502); + W_ERROR_HAVE_NO_MEMORY(info->info502); + init_srv_share_info_502(p, info->info502, snum); + break; + case 1004: + info->info1004 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1004); + W_ERROR_HAVE_NO_MEMORY(info->info1004); + init_srv_share_info_1004(p, info->info1004, snum); + break; + case 1005: + info->info1005 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1005); + W_ERROR_HAVE_NO_MEMORY(info->info1005); + init_srv_share_info_1005(p, info->info1005, snum); + break; + case 1006: + info->info1006 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1006); + W_ERROR_HAVE_NO_MEMORY(info->info1006); + init_srv_share_info_1006(p, info->info1006, snum); + break; + case 1007: + info->info1007 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1007); + W_ERROR_HAVE_NO_MEMORY(info->info1007); + init_srv_share_info_1007(p, info->info1007, snum); + break; + case 1501: + init_srv_share_info_1501(p, info->info1501, snum); + break; + default: + DEBUG(5,("_srvsvc_NetShareGetInfo: unsupported switch value %d\n", + r->in.level)); + status = WERR_UNKNOWN_LEVEL; + break; + } + + DEBUG(5,("_srvsvc_NetShareGetInfo: %d\n", __LINE__)); + + return status; +} + +/******************************************************************* + Check a given DOS pathname is valid for a share. +********************************************************************/ + +char *valid_share_pathname(TALLOC_CTX *ctx, const char *dos_pathname) +{ + char *ptr = NULL; + + if (!dos_pathname) { + return NULL; + } + + ptr = talloc_strdup(ctx, dos_pathname); + if (!ptr) { + return NULL; + } + /* Convert any '\' paths to '/' */ + unix_format(ptr); + ptr = unix_clean_name(ctx, ptr); + if (!ptr) { + return NULL; + } + + /* NT is braindead - it wants a C: prefix to a pathname ! So strip it. */ + if (strlen(ptr) > 2 && ptr[1] == ':' && ptr[0] != '/') + ptr += 2; + + /* Only absolute paths allowed. */ + if (*ptr != '/') + return NULL; + + return ptr; +} + +/******************************************************************* + _srvsvc_NetShareSetInfo. Modify share details. +********************************************************************/ + +WERROR _srvsvc_NetShareSetInfo(struct pipes_struct *p, + struct srvsvc_NetShareSetInfo *r) +{ + char *command = NULL; + char *share_name = NULL; + char *comment = NULL; + const char *pathname = NULL; + int type; + int snum; + int ret; + char *path = NULL; + struct security_descriptor *psd = NULL; + bool is_disk_op = False; + int max_connections = 0; + TALLOC_CTX *ctx = p->mem_ctx; + union srvsvc_NetShareInfo *info = r->in.info; + + DEBUG(5,("_srvsvc_NetShareSetInfo: %d\n", __LINE__)); + + if (!r->in.share_name) { + return WERR_INVALID_NAME; + } + + if (r->out.parm_error) { + *r->out.parm_error = 0; + } + + if ( strequal(r->in.share_name,"IPC$") + || ( lp_enable_asu_support() && strequal(r->in.share_name,"ADMIN$") ) + || strequal(r->in.share_name,"global") ) + { + DEBUG(5,("_srvsvc_NetShareSetInfo: share %s cannot be " + "modified by a remote user.\n", + r->in.share_name )); + return WERR_ACCESS_DENIED; + } + + snum = find_service(talloc_tos(), r->in.share_name, &share_name); + if (!share_name) { + return WERR_NOMEM; + } + + /* Does this share exist ? */ + if (snum < 0) + return WERR_NET_NAME_NOT_FOUND; + + /* No change to printer shares. */ + if (lp_print_ok(snum)) + return WERR_ACCESS_DENIED; + + is_disk_op = security_token_has_privilege(p->server_info->security_token, SEC_PRIV_DISK_OPERATOR); + + /* fail out now if you are not root and not a disk op */ + + if ( p->server_info->utok.uid != sec_initial_uid() && !is_disk_op ) { + DEBUG(2,("_srvsvc_NetShareSetInfo: uid %u doesn't have the " + "SeDiskOperatorPrivilege privilege needed to modify " + "share %s\n", + (unsigned int)p->server_info->utok.uid, + share_name )); + return WERR_ACCESS_DENIED; + } + + switch (r->in.level) { + case 1: + pathname = talloc_strdup(ctx, lp_pathname(snum)); + comment = talloc_strdup(ctx, info->info1->comment); + type = info->info1->type; + psd = NULL; + break; + case 2: + comment = talloc_strdup(ctx, info->info2->comment); + pathname = info->info2->path; + type = info->info2->type; + max_connections = (info->info2->max_users == (uint32_t)-1) ? + 0 : info->info2->max_users; + psd = NULL; + break; +#if 0 + /* not supported on set but here for completeness */ + case 501: + comment = talloc_strdup(ctx, info->info501->comment); + type = info->info501->type; + psd = NULL; + break; +#endif + case 502: + comment = talloc_strdup(ctx, info->info502->comment); + pathname = info->info502->path; + type = info->info502->type; + psd = info->info502->sd_buf.sd; + map_generic_share_sd_bits(psd); + break; + case 1004: + pathname = talloc_strdup(ctx, lp_pathname(snum)); + comment = talloc_strdup(ctx, info->info1004->comment); + type = STYPE_DISKTREE; + break; + case 1005: + /* XP re-sets the csc policy even if it wasn't changed by the + user, so we must compare it to see if it's what is set in + smb.conf, so that we can contine other ops like setting + ACLs on a share */ + if (((info->info1005->dfs_flags & + SHARE_1005_CSC_POLICY_MASK) >> + SHARE_1005_CSC_POLICY_SHIFT) == lp_csc_policy(snum)) + return WERR_OK; + else { + DEBUG(3, ("_srvsvc_NetShareSetInfo: client is trying to change csc policy from the network; must be done with smb.conf\n")); + return WERR_ACCESS_DENIED; + } + case 1006: + case 1007: + return WERR_ACCESS_DENIED; + case 1501: + pathname = talloc_strdup(ctx, lp_pathname(snum)); + comment = talloc_strdup(ctx, lp_comment(snum)); + psd = info->info1501->sd; + map_generic_share_sd_bits(psd); + type = STYPE_DISKTREE; + break; + default: + DEBUG(5,("_srvsvc_NetShareSetInfo: unsupported switch value %d\n", + r->in.level)); + return WERR_UNKNOWN_LEVEL; + } + + /* We can only modify disk shares. */ + if (type != STYPE_DISKTREE) { + DEBUG(5,("_srvsvc_NetShareSetInfo: share %s is not a " + "disk share\n", + share_name )); + return WERR_ACCESS_DENIED; + } + + if (comment == NULL) { + return WERR_NOMEM; + } + + /* Check if the pathname is valid. */ + if (!(path = valid_share_pathname(p->mem_ctx, pathname ))) { + DEBUG(5,("_srvsvc_NetShareSetInfo: invalid pathname %s\n", + pathname )); + return WERR_OBJECT_PATH_INVALID; + } + + /* Ensure share name, pathname and comment don't contain '"' characters. */ + string_replace(share_name, '"', ' '); + string_replace(path, '"', ' '); + string_replace(comment, '"', ' '); + + DEBUG(10,("_srvsvc_NetShareSetInfo: change share command = %s\n", + lp_change_share_cmd() ? lp_change_share_cmd() : "NULL" )); + + /* Only call modify function if something changed. */ + + if (strcmp(path, lp_pathname(snum)) || strcmp(comment, lp_comment(snum)) + || (lp_max_connections(snum) != max_connections)) { + if (!lp_change_share_cmd() || !*lp_change_share_cmd()) { + DEBUG(10,("_srvsvc_NetShareSetInfo: No change share command\n")); + return WERR_ACCESS_DENIED; + } + + command = talloc_asprintf(p->mem_ctx, + "%s \"%s\" \"%s\" \"%s\" \"%s\" %d", + lp_change_share_cmd(), + get_dyn_CONFIGFILE(), + share_name, + path, + comment ? comment : "", + max_connections); + if (!command) { + return WERR_NOMEM; + } + + DEBUG(10,("_srvsvc_NetShareSetInfo: Running [%s]\n", command )); + + /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/ + + if (is_disk_op) + become_root(); + + if ( (ret = smbrun(command, NULL)) == 0 ) { + /* Tell everyone we updated smb.conf. */ + message_send_all(p->msg_ctx, MSG_SMB_CONF_UPDATED, + NULL, 0, NULL); + } + + if ( is_disk_op ) + unbecome_root(); + + /********* END SeDiskOperatorPrivilege BLOCK *********/ + + DEBUG(3,("_srvsvc_NetShareSetInfo: Running [%s] returned (%d)\n", + command, ret )); + + TALLOC_FREE(command); + + if ( ret != 0 ) + return WERR_ACCESS_DENIED; + } else { + DEBUG(10,("_srvsvc_NetShareSetInfo: No change to share name (%s)\n", + share_name )); + } + + /* Replace SD if changed. */ + if (psd) { + struct security_descriptor *old_sd; + size_t sd_size; + + old_sd = get_share_security(p->mem_ctx, lp_servicename(snum), &sd_size); + + if (old_sd && !security_descriptor_equal(old_sd, psd)) { + if (!set_share_security(share_name, psd)) + DEBUG(0,("_srvsvc_NetShareSetInfo: Failed to change security info in share %s.\n", + share_name )); + } + } + + DEBUG(5,("_srvsvc_NetShareSetInfo: %d\n", __LINE__)); + + return WERR_OK; +} + +/******************************************************************* + _srvsvc_NetShareAdd. + Call 'add_share_command "sharename" "pathname" + "comment" "max connections = " +********************************************************************/ + +WERROR _srvsvc_NetShareAdd(struct pipes_struct *p, + struct srvsvc_NetShareAdd *r) +{ + char *command = NULL; + char *share_name_in = NULL; + char *share_name = NULL; + char *comment = NULL; + char *pathname = NULL; + int type; + int snum; + int ret; + char *path; + struct security_descriptor *psd = NULL; + bool is_disk_op; + int max_connections = 0; + TALLOC_CTX *ctx = p->mem_ctx; + + DEBUG(5,("_srvsvc_NetShareAdd: %d\n", __LINE__)); + + if (r->out.parm_error) { + *r->out.parm_error = 0; + } + + is_disk_op = security_token_has_privilege(p->server_info->security_token, SEC_PRIV_DISK_OPERATOR); + + if (p->server_info->utok.uid != sec_initial_uid() && !is_disk_op ) + return WERR_ACCESS_DENIED; + + if (!lp_add_share_cmd() || !*lp_add_share_cmd()) { + DEBUG(10,("_srvsvc_NetShareAdd: No add share command\n")); + return WERR_ACCESS_DENIED; + } + + switch (r->in.level) { + case 0: + /* No path. Not enough info in a level 0 to do anything. */ + return WERR_ACCESS_DENIED; + case 1: + /* Not enough info in a level 1 to do anything. */ + return WERR_ACCESS_DENIED; + case 2: + share_name_in = talloc_strdup(ctx, r->in.info->info2->name); + comment = talloc_strdup(ctx, r->in.info->info2->comment); + pathname = talloc_strdup(ctx, r->in.info->info2->path); + max_connections = (r->in.info->info2->max_users == (uint32_t)-1) ? + 0 : r->in.info->info2->max_users; + type = r->in.info->info2->type; + break; + case 501: + /* No path. Not enough info in a level 501 to do anything. */ + return WERR_ACCESS_DENIED; + case 502: + share_name_in = talloc_strdup(ctx, r->in.info->info502->name); + comment = talloc_strdup(ctx, r->in.info->info502->comment); + pathname = talloc_strdup(ctx, r->in.info->info502->path); + max_connections = (r->in.info->info502->max_users == (uint32_t)-1) ? + 0 : r->in.info->info502->max_users; + type = r->in.info->info502->type; + psd = r->in.info->info502->sd_buf.sd; + map_generic_share_sd_bits(psd); + break; + + /* none of the following contain share names. NetShareAdd does not have a separate parameter for the share name */ + + case 1004: + case 1005: + case 1006: + case 1007: + return WERR_ACCESS_DENIED; + case 1501: + /* DFS only level. */ + return WERR_ACCESS_DENIED; + default: + DEBUG(5,("_srvsvc_NetShareAdd: unsupported switch value %d\n", + r->in.level)); + return WERR_UNKNOWN_LEVEL; + } + + /* check for invalid share names */ + + if (!share_name_in || !validate_net_name(share_name_in, + INVALID_SHARENAME_CHARS, + strlen(share_name_in))) { + DEBUG(5,("_srvsvc_NetShareAdd: Bad sharename \"%s\"\n", + share_name_in ? share_name_in : "")); + return WERR_INVALID_NAME; + } + + if (strequal(share_name_in,"IPC$") || strequal(share_name_in,"global") + || (lp_enable_asu_support() && + strequal(share_name_in,"ADMIN$"))) { + return WERR_ACCESS_DENIED; + } + + snum = find_service(ctx, share_name_in, &share_name); + if (!share_name) { + return WERR_NOMEM; + } + + /* Share already exists. */ + if (snum >= 0) { + return WERR_FILE_EXISTS; + } + + /* We can only add disk shares. */ + if (type != STYPE_DISKTREE) { + return WERR_ACCESS_DENIED; + } + + /* Check if the pathname is valid. */ + if (!(path = valid_share_pathname(p->mem_ctx, pathname))) { + return WERR_OBJECT_PATH_INVALID; + } + + /* Ensure share name, pathname and comment don't contain '"' characters. */ + string_replace(share_name_in, '"', ' '); + string_replace(share_name, '"', ' '); + string_replace(path, '"', ' '); + if (comment) { + string_replace(comment, '"', ' '); + } + + command = talloc_asprintf(ctx, + "%s \"%s\" \"%s\" \"%s\" \"%s\" %d", + lp_add_share_cmd(), + get_dyn_CONFIGFILE(), + share_name_in, + path, + comment ? comment : "", + max_connections); + if (!command) { + return WERR_NOMEM; + } + + DEBUG(10,("_srvsvc_NetShareAdd: Running [%s]\n", command )); + + /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/ + + if ( is_disk_op ) + become_root(); + + /* FIXME: use libnetconf here - gd */ + + if ( (ret = smbrun(command, NULL)) == 0 ) { + /* Tell everyone we updated smb.conf. */ + message_send_all(p->msg_ctx, MSG_SMB_CONF_UPDATED, NULL, 0, + NULL); + } + + if ( is_disk_op ) + unbecome_root(); + + /********* END SeDiskOperatorPrivilege BLOCK *********/ + + DEBUG(3,("_srvsvc_NetShareAdd: Running [%s] returned (%d)\n", + command, ret )); + + TALLOC_FREE(command); + + if ( ret != 0 ) + return WERR_ACCESS_DENIED; + + if (psd) { + /* Note we use share_name here, not share_name_in as + we need a canonicalized name for setting security. */ + if (!set_share_security(share_name, psd)) { + DEBUG(0,("_srvsvc_NetShareAdd: Failed to add security info to share %s.\n", + share_name )); + } + } + + /* + * We don't call reload_services() here, the message will + * cause this to be done before the next packet is read + * from the client. JRA. + */ + + DEBUG(5,("_srvsvc_NetShareAdd: %d\n", __LINE__)); + + return WERR_OK; +} + +/******************************************************************* + _srvsvc_NetShareDel + Call "delete share command" with the share name as + a parameter. +********************************************************************/ + +WERROR _srvsvc_NetShareDel(struct pipes_struct *p, + struct srvsvc_NetShareDel *r) +{ + char *command = NULL; + char *share_name = NULL; + int ret; + int snum; + bool is_disk_op; + struct share_params *params; + TALLOC_CTX *ctx = p->mem_ctx; + + DEBUG(5,("_srvsvc_NetShareDel: %d\n", __LINE__)); + + if (!r->in.share_name) { + return WERR_NET_NAME_NOT_FOUND; + } + + if ( strequal(r->in.share_name,"IPC$") + || ( lp_enable_asu_support() && strequal(r->in.share_name,"ADMIN$") ) + || strequal(r->in.share_name,"global") ) + { + return WERR_ACCESS_DENIED; + } + + snum = find_service(talloc_tos(), r->in.share_name, &share_name); + if (!share_name) { + return WERR_NOMEM; + } + + if (snum < 0) { + return WERR_NO_SUCH_SHARE; + } + + if (!(params = get_share_params(p->mem_ctx, share_name))) { + return WERR_NO_SUCH_SHARE; + } + + /* No change to printer shares. */ + if (lp_print_ok(snum)) + return WERR_ACCESS_DENIED; + + is_disk_op = security_token_has_privilege(p->server_info->security_token, SEC_PRIV_DISK_OPERATOR); + + if (p->server_info->utok.uid != sec_initial_uid() && !is_disk_op ) + return WERR_ACCESS_DENIED; + + if (!lp_delete_share_cmd() || !*lp_delete_share_cmd()) { + DEBUG(10,("_srvsvc_NetShareDel: No delete share command\n")); + return WERR_ACCESS_DENIED; + } + + command = talloc_asprintf(ctx, + "%s \"%s\" \"%s\"", + lp_delete_share_cmd(), + get_dyn_CONFIGFILE(), + lp_servicename(snum)); + if (!command) { + return WERR_NOMEM; + } + + DEBUG(10,("_srvsvc_NetShareDel: Running [%s]\n", command )); + + /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/ + + if ( is_disk_op ) + become_root(); + + if ( (ret = smbrun(command, NULL)) == 0 ) { + /* Tell everyone we updated smb.conf. */ + message_send_all(p->msg_ctx, MSG_SMB_CONF_UPDATED, NULL, 0, + NULL); + } + + if ( is_disk_op ) + unbecome_root(); + + /********* END SeDiskOperatorPrivilege BLOCK *********/ + + DEBUG(3,("_srvsvc_NetShareDel: Running [%s] returned (%d)\n", command, ret )); + + if ( ret != 0 ) + return WERR_ACCESS_DENIED; + + /* Delete the SD in the database. */ + delete_share_security(lp_servicename(params->service)); + + lp_killservice(params->service); + + return WERR_OK; +} + +/******************************************************************* + _srvsvc_NetShareDelSticky +********************************************************************/ + +WERROR _srvsvc_NetShareDelSticky(struct pipes_struct *p, + struct srvsvc_NetShareDelSticky *r) +{ + struct srvsvc_NetShareDel q; + + DEBUG(5,("_srvsvc_NetShareDelSticky: %d\n", __LINE__)); + + q.in.server_unc = r->in.server_unc; + q.in.share_name = r->in.share_name; + q.in.reserved = r->in.reserved; + + return _srvsvc_NetShareDel(p, &q); +} + +/******************************************************************* + _srvsvc_NetRemoteTOD +********************************************************************/ + +WERROR _srvsvc_NetRemoteTOD(struct pipes_struct *p, + struct srvsvc_NetRemoteTOD *r) +{ + struct srvsvc_NetRemoteTODInfo *tod; + struct tm *t; + time_t unixdate = time(NULL); + + /* We do this call first as if we do it *after* the gmtime call + it overwrites the pointed-to values. JRA */ + + uint32 zone = get_time_zone(unixdate)/60; + + DEBUG(5,("_srvsvc_NetRemoteTOD: %d\n", __LINE__)); + + if ( !(tod = TALLOC_ZERO_P(p->mem_ctx, struct srvsvc_NetRemoteTODInfo)) ) + return WERR_NOMEM; + + *r->out.info = tod; + + DEBUG(5,("_srvsvc_NetRemoteTOD: %d\n", __LINE__)); + + t = gmtime(&unixdate); + + /* set up the */ + tod->elapsed = unixdate; + tod->msecs = 0; + tod->hours = t->tm_hour; + tod->mins = t->tm_min; + tod->secs = t->tm_sec; + tod->hunds = 0; + tod->timezone = zone; + tod->tinterval = 10000; + tod->day = t->tm_mday; + tod->month = t->tm_mon + 1; + tod->year = 1900+t->tm_year; + tod->weekday = t->tm_wday; + + DEBUG(5,("_srvsvc_NetRemoteTOD: %d\n", __LINE__)); + + return WERR_OK; +} + +/*********************************************************************************** + _srvsvc_NetGetFileSecurity + Win9x NT tools get security descriptor. +***********************************************************************************/ + +WERROR _srvsvc_NetGetFileSecurity(struct pipes_struct *p, + struct srvsvc_NetGetFileSecurity *r) +{ + struct smb_filename *smb_fname = NULL; + struct security_descriptor *psd = NULL; + size_t sd_size; + char *servicename = NULL; + SMB_STRUCT_STAT st; + NTSTATUS nt_status; + WERROR werr; + connection_struct *conn = NULL; + struct sec_desc_buf *sd_buf = NULL; + files_struct *fsp = NULL; + int snum; + char *oldcwd = NULL; + + ZERO_STRUCT(st); + + if (!r->in.share) { + werr = WERR_NET_NAME_NOT_FOUND; + goto error_exit; + } + snum = find_service(talloc_tos(), r->in.share, &servicename); + if (!servicename) { + werr = WERR_NOMEM; + goto error_exit; + } + if (snum == -1) { + DEBUG(10, ("Could not find service %s\n", servicename)); + werr = WERR_NET_NAME_NOT_FOUND; + goto error_exit; + } + + nt_status = create_conn_struct(talloc_tos(), &conn, snum, + lp_pathname(snum), p->server_info, + &oldcwd); + if (!NT_STATUS_IS_OK(nt_status)) { + DEBUG(10, ("create_conn_struct failed: %s\n", + nt_errstr(nt_status))); + werr = ntstatus_to_werror(nt_status); + goto error_exit; + } + + nt_status = filename_convert(talloc_tos(), + conn, + false, + r->in.file, + 0, + NULL, + &smb_fname); + if (!NT_STATUS_IS_OK(nt_status)) { + werr = ntstatus_to_werror(nt_status); + goto error_exit; + } + + nt_status = SMB_VFS_CREATE_FILE( + conn, /* conn */ + NULL, /* req */ + 0, /* root_dir_fid */ + smb_fname, /* fname */ + FILE_READ_ATTRIBUTES, /* access_mask */ + FILE_SHARE_READ|FILE_SHARE_WRITE, /* share_access */ + FILE_OPEN, /* create_disposition*/ + 0, /* create_options */ + 0, /* file_attributes */ + INTERNAL_OPEN_ONLY, /* oplock_request */ + 0, /* allocation_size */ + 0, /* private_flags */ + NULL, /* sd */ + NULL, /* ea_list */ + &fsp, /* result */ + NULL); /* pinfo */ + + if (!NT_STATUS_IS_OK(nt_status)) { + DEBUG(3,("_srvsvc_NetGetFileSecurity: can't open %s\n", + smb_fname_str_dbg(smb_fname))); + werr = ntstatus_to_werror(nt_status); + goto error_exit; + } + + nt_status = SMB_VFS_FGET_NT_ACL(fsp, + (SECINFO_OWNER + |SECINFO_GROUP + |SECINFO_DACL), &psd); + + if (!NT_STATUS_IS_OK(nt_status)) { + DEBUG(3,("_srvsvc_NetGetFileSecurity: Unable to get NT ACL " + "for file %s\n", smb_fname_str_dbg(smb_fname))); + werr = ntstatus_to_werror(nt_status); + goto error_exit; + } + + sd_size = ndr_size_security_descriptor(psd, 0); + + sd_buf = TALLOC_ZERO_P(p->mem_ctx, struct sec_desc_buf); + if (!sd_buf) { + werr = WERR_NOMEM; + goto error_exit; + } + + sd_buf->sd_size = sd_size; + sd_buf->sd = psd; + + *r->out.sd_buf = sd_buf; + + psd->dacl->revision = NT4_ACL_REVISION; + + close_file(NULL, fsp, NORMAL_CLOSE); + vfs_ChDir(conn, oldcwd); + conn_free(conn); + werr = WERR_OK; + goto done; + +error_exit: + + if (fsp) { + close_file(NULL, fsp, NORMAL_CLOSE); + } + + if (oldcwd) { + vfs_ChDir(conn, oldcwd); + } + + if (conn) { + conn_free(conn); + } + + done: + TALLOC_FREE(smb_fname); + + return werr; +} + +/*********************************************************************************** + _srvsvc_NetSetFileSecurity + Win9x NT tools set security descriptor. +***********************************************************************************/ + +WERROR _srvsvc_NetSetFileSecurity(struct pipes_struct *p, + struct srvsvc_NetSetFileSecurity *r) +{ + struct smb_filename *smb_fname = NULL; + char *servicename = NULL; + files_struct *fsp = NULL; + SMB_STRUCT_STAT st; + NTSTATUS nt_status; + WERROR werr; + connection_struct *conn = NULL; + int snum; + char *oldcwd = NULL; + struct security_descriptor *psd = NULL; + uint32_t security_info_sent = 0; + + ZERO_STRUCT(st); + + if (!r->in.share) { + werr = WERR_NET_NAME_NOT_FOUND; + goto error_exit; + } + + snum = find_service(talloc_tos(), r->in.share, &servicename); + if (!servicename) { + werr = WERR_NOMEM; + goto error_exit; + } + + if (snum == -1) { + DEBUG(10, ("Could not find service %s\n", servicename)); + werr = WERR_NET_NAME_NOT_FOUND; + goto error_exit; + } + + nt_status = create_conn_struct(talloc_tos(), &conn, snum, + lp_pathname(snum), p->server_info, + &oldcwd); + if (!NT_STATUS_IS_OK(nt_status)) { + DEBUG(10, ("create_conn_struct failed: %s\n", + nt_errstr(nt_status))); + werr = ntstatus_to_werror(nt_status); + goto error_exit; + } + + nt_status = filename_convert(talloc_tos(), + conn, + false, + r->in.file, + 0, + NULL, + &smb_fname); + if (!NT_STATUS_IS_OK(nt_status)) { + werr = ntstatus_to_werror(nt_status); + goto error_exit; + } + + nt_status = SMB_VFS_CREATE_FILE( + conn, /* conn */ + NULL, /* req */ + 0, /* root_dir_fid */ + smb_fname, /* fname */ + FILE_WRITE_ATTRIBUTES, /* access_mask */ + FILE_SHARE_READ|FILE_SHARE_WRITE, /* share_access */ + FILE_OPEN, /* create_disposition*/ + 0, /* create_options */ + 0, /* file_attributes */ + INTERNAL_OPEN_ONLY, /* oplock_request */ + 0, /* allocation_size */ + 0, /* private_flags */ + NULL, /* sd */ + NULL, /* ea_list */ + &fsp, /* result */ + NULL); /* pinfo */ + + if (!NT_STATUS_IS_OK(nt_status)) { + DEBUG(3,("_srvsvc_NetSetFileSecurity: can't open %s\n", + smb_fname_str_dbg(smb_fname))); + werr = ntstatus_to_werror(nt_status); + goto error_exit; + } + + psd = r->in.sd_buf->sd; + security_info_sent = r->in.securityinformation; + + if (psd->owner_sid==0) { + security_info_sent &= ~SECINFO_OWNER; + } + if (psd->group_sid==0) { + security_info_sent &= ~SECINFO_GROUP; + } + if (psd->sacl==0) { + security_info_sent &= ~SECINFO_SACL; + } + if (psd->dacl==0) { + security_info_sent &= ~SECINFO_DACL; + } + + /* Convert all the generic bits. */ + security_acl_map_generic(psd->dacl, &file_generic_mapping); + security_acl_map_generic(psd->sacl, &file_generic_mapping); + + nt_status = SMB_VFS_FSET_NT_ACL(fsp, + security_info_sent, + psd); + + if (!NT_STATUS_IS_OK(nt_status) ) { + DEBUG(3,("_srvsvc_NetSetFileSecurity: Unable to set NT ACL " + "on file %s\n", r->in.share)); + werr = WERR_ACCESS_DENIED; + goto error_exit; + } + + close_file(NULL, fsp, NORMAL_CLOSE); + vfs_ChDir(conn, oldcwd); + conn_free(conn); + werr = WERR_OK; + goto done; + +error_exit: + + if (fsp) { + close_file(NULL, fsp, NORMAL_CLOSE); + } + + if (oldcwd) { + vfs_ChDir(conn, oldcwd); + } + + if (conn) { + conn_free(conn); + } + + done: + TALLOC_FREE(smb_fname); + + return werr; +} + +/*********************************************************************************** + It may be that we want to limit users to creating shares on certain areas of the UNIX file area. + We could define areas by mapping Windows style disks to points on the UNIX directory hierarchy. + These disks would the disks listed by this function. + Users could then create shares relative to these disks. Watch out for moving these disks around. + "Nigel Williams" <nigel@veritas.com>. +***********************************************************************************/ + +static const char *server_disks[] = {"C:"}; + +static uint32 get_server_disk_count(void) +{ + return sizeof(server_disks)/sizeof(server_disks[0]); +} + +static uint32 init_server_disk_enum(uint32 *resume) +{ + uint32 server_disk_count = get_server_disk_count(); + + /*resume can be an offset into the list for now*/ + + if(*resume & 0x80000000) + *resume = 0; + + if(*resume > server_disk_count) + *resume = server_disk_count; + + return server_disk_count - *resume; +} + +static const char *next_server_disk_enum(uint32 *resume) +{ + const char *disk; + + if(init_server_disk_enum(resume) == 0) + return NULL; + + disk = server_disks[*resume]; + + (*resume)++; + + DEBUG(10, ("next_server_disk_enum: reporting disk %s. resume handle %d.\n", disk, *resume)); + + return disk; +} + +/******************************************************************** + _srvsvc_NetDiskEnum +********************************************************************/ + +WERROR _srvsvc_NetDiskEnum(struct pipes_struct *p, + struct srvsvc_NetDiskEnum *r) +{ + uint32 i; + const char *disk_name; + TALLOC_CTX *ctx = p->mem_ctx; + WERROR werr; + uint32_t resume = r->in.resume_handle ? *r->in.resume_handle : 0; + + werr = WERR_OK; + + *r->out.totalentries = init_server_disk_enum(&resume); + + r->out.info->disks = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetDiskInfo0, + MAX_SERVER_DISK_ENTRIES); + W_ERROR_HAVE_NO_MEMORY(r->out.info->disks); + + /*allow one struct srvsvc_NetDiskInfo0 for null terminator*/ + + r->out.info->count = 0; + + for(i = 0; i < MAX_SERVER_DISK_ENTRIES -1 && (disk_name = next_server_disk_enum(&resume)); i++) { + + r->out.info->count++; + + /*copy disk name into a unicode string*/ + + r->out.info->disks[i].disk = talloc_strdup(ctx, disk_name); + W_ERROR_HAVE_NO_MEMORY(r->out.info->disks[i].disk); + } + + /* add a terminating null string. Is this there if there is more data to come? */ + + r->out.info->count++; + + r->out.info->disks[i].disk = talloc_strdup(ctx, ""); + W_ERROR_HAVE_NO_MEMORY(r->out.info->disks[i].disk); + + if (r->out.resume_handle) { + *r->out.resume_handle = resume; + } + + return werr; +} + +/******************************************************************** + _srvsvc_NetNameValidate +********************************************************************/ + +WERROR _srvsvc_NetNameValidate(struct pipes_struct *p, + struct srvsvc_NetNameValidate *r) +{ + switch (r->in.name_type) { + case 0x9: + if (!validate_net_name(r->in.name, INVALID_SHARENAME_CHARS, + strlen_m(r->in.name))) + { + DEBUG(5,("_srvsvc_NetNameValidate: Bad sharename \"%s\"\n", + r->in.name)); + return WERR_INVALID_NAME; + } + break; + + default: + return WERR_UNKNOWN_LEVEL; + } + + return WERR_OK; +} + +/******************************************************************* +********************************************************************/ + +struct enum_file_close_state { + struct srvsvc_NetFileClose *r; + struct messaging_context *msg_ctx; +}; + +static void enum_file_close_fn( const struct share_mode_entry *e, + const char *sharepath, const char *fname, + void *private_data ) +{ + char msg[MSG_SMB_SHARE_MODE_ENTRY_SIZE]; + struct enum_file_close_state *state = + (struct enum_file_close_state *)private_data; + uint32_t fid = (((uint32_t)(procid_to_pid(&e->pid))<<16) | e->share_file_id); + + if (fid != state->r->in.fid) { + return; /* Not this file. */ + } + + if (!process_exists(e->pid) ) { + return; + } + + /* Ok - send the close message. */ + DEBUG(10,("enum_file_close_fn: request to close file %s, %s\n", + sharepath, + share_mode_str(talloc_tos(), 0, e) )); + + share_mode_entry_to_message(msg, e); + + state->r->out.result = ntstatus_to_werror( + messaging_send_buf(state->msg_ctx, + e->pid, MSG_SMB_CLOSE_FILE, + (uint8 *)msg, + MSG_SMB_SHARE_MODE_ENTRY_SIZE)); +} + +/******************************************************************** + Close a file given a 32-bit file id. +********************************************************************/ + +WERROR _srvsvc_NetFileClose(struct pipes_struct *p, + struct srvsvc_NetFileClose *r) +{ + struct enum_file_close_state state; + bool is_disk_op; + + DEBUG(5,("_srvsvc_NetFileClose: %d\n", __LINE__)); + + is_disk_op = security_token_has_privilege(p->server_info->security_token, SEC_PRIV_DISK_OPERATOR); + + if (p->server_info->utok.uid != sec_initial_uid() && !is_disk_op) { + return WERR_ACCESS_DENIED; + } + + /* enum_file_close_fn sends the close message to + * the relevent smbd process. */ + + r->out.result = WERR_BADFILE; + state.r = r; + state.msg_ctx = p->msg_ctx; + share_mode_forall(enum_file_close_fn, &state); + return r->out.result; +} + +/******************************************************************** +********************************************************************/ + +WERROR _srvsvc_NetCharDevEnum(struct pipes_struct *p, + struct srvsvc_NetCharDevEnum *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetCharDevGetInfo(struct pipes_struct *p, + struct srvsvc_NetCharDevGetInfo *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetCharDevControl(struct pipes_struct *p, + struct srvsvc_NetCharDevControl *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetCharDevQEnum(struct pipes_struct *p, + struct srvsvc_NetCharDevQEnum *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetCharDevQGetInfo(struct pipes_struct *p, + struct srvsvc_NetCharDevQGetInfo *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetCharDevQSetInfo(struct pipes_struct *p, + struct srvsvc_NetCharDevQSetInfo *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetCharDevQPurge(struct pipes_struct *p, + struct srvsvc_NetCharDevQPurge *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetCharDevQPurgeSelf(struct pipes_struct *p, + struct srvsvc_NetCharDevQPurgeSelf *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetFileGetInfo(struct pipes_struct *p, + struct srvsvc_NetFileGetInfo *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetShareCheck(struct pipes_struct *p, + struct srvsvc_NetShareCheck *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetServerStatisticsGet(struct pipes_struct *p, + struct srvsvc_NetServerStatisticsGet *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetTransportAdd(struct pipes_struct *p, + struct srvsvc_NetTransportAdd *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetTransportEnum(struct pipes_struct *p, + struct srvsvc_NetTransportEnum *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetTransportDel(struct pipes_struct *p, + struct srvsvc_NetTransportDel *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetSetServiceBits(struct pipes_struct *p, + struct srvsvc_NetSetServiceBits *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetPathType(struct pipes_struct *p, + struct srvsvc_NetPathType *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetPathCanonicalize(struct pipes_struct *p, + struct srvsvc_NetPathCanonicalize *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetPathCompare(struct pipes_struct *p, + struct srvsvc_NetPathCompare *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRPRNAMECANONICALIZE(struct pipes_struct *p, + struct srvsvc_NETRPRNAMECANONICALIZE *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetPRNameCompare(struct pipes_struct *p, + struct srvsvc_NetPRNameCompare *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetShareDelStart(struct pipes_struct *p, + struct srvsvc_NetShareDelStart *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetShareDelCommit(struct pipes_struct *p, + struct srvsvc_NetShareDelCommit *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetServerTransportAddEx(struct pipes_struct *p, + struct srvsvc_NetServerTransportAddEx *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NetServerSetServiceBitsEx(struct pipes_struct *p, + struct srvsvc_NetServerSetServiceBitsEx *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSGETVERSION(struct pipes_struct *p, + struct srvsvc_NETRDFSGETVERSION *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSCREATELOCALPARTITION(struct pipes_struct *p, + struct srvsvc_NETRDFSCREATELOCALPARTITION *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSDELETELOCALPARTITION(struct pipes_struct *p, + struct srvsvc_NETRDFSDELETELOCALPARTITION *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSSETLOCALVOLUMESTATE(struct pipes_struct *p, + struct srvsvc_NETRDFSSETLOCALVOLUMESTATE *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSSETSERVERINFO(struct pipes_struct *p, + struct srvsvc_NETRDFSSETSERVERINFO *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSCREATEEXITPOINT(struct pipes_struct *p, + struct srvsvc_NETRDFSCREATEEXITPOINT *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSDELETEEXITPOINT(struct pipes_struct *p, + struct srvsvc_NETRDFSDELETEEXITPOINT *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSMODIFYPREFIX(struct pipes_struct *p, + struct srvsvc_NETRDFSMODIFYPREFIX *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSFIXLOCALVOLUME(struct pipes_struct *p, + struct srvsvc_NETRDFSFIXLOCALVOLUME *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRDFSMANAGERREPORTSITEINFO(struct pipes_struct *p, + struct srvsvc_NETRDFSMANAGERREPORTSITEINFO *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} + +WERROR _srvsvc_NETRSERVERTRANSPORTDELEX(struct pipes_struct *p, + struct srvsvc_NETRSERVERTRANSPORTDELEX *r) +{ + p->rng_fault_state = True; + return WERR_NOT_SUPPORTED; +} |