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-rw-r--r--source4/libcli/clilist.c313
1 files changed, 313 insertions, 0 deletions
diff --git a/source4/libcli/clilist.c b/source4/libcli/clilist.c
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+++ b/source4/libcli/clilist.c
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+/*
+ Unix SMB/CIFS implementation.
+ client directory list routines
+ Copyright (C) Andrew Tridgell 1994-2003
+ Copyright (C) James Myers 2003 <myersjj@samba.org>
+
+ 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 2 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, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+struct search_private {
+ file_info *dirlist;
+ TALLOC_CTX *mem_ctx;
+ int dirlist_len;
+ int ff_searchcount; /* total received in 1 server trip */
+ int total_received; /* total received all together */
+ int info_level;
+ DATA_BLOB status; /* used for old-style search */
+};
+
+
+/****************************************************************************
+ Interpret a long filename structure.
+****************************************************************************/
+static BOOL interpret_long_filename(int level,
+ union smb_search_data *info,
+ file_info *finfo)
+{
+ file_info finfo2;
+
+ if (!finfo) finfo = &finfo2;
+ ZERO_STRUCTP(finfo);
+
+ finfo->size = info->both_directory_info.size;
+ finfo->ctime = nt_time_to_unix(&info->both_directory_info.create_time);
+ finfo->atime = nt_time_to_unix(&info->both_directory_info.access_time);
+ finfo->mtime = nt_time_to_unix(&info->both_directory_info.write_time);
+ finfo->mode = info->both_directory_info.attrib; /* 32 bit->16 bit attrib */
+ if (info->both_directory_info.short_name.s) {
+ strncpy(finfo->short_name, info->both_directory_info.short_name.s,
+ sizeof(finfo->short_name)-1);
+ }
+ finfo->name = info->both_directory_info.name.s;
+ return True;
+}
+
+/* callback function used for trans2 search */
+static BOOL cli_list_new_callback(void *private, union smb_search_data *file)
+{
+ struct search_private *state = (struct search_private*) private;
+ file_info *tdl;
+
+ /* add file info to the dirlist pool */
+ tdl = talloc_realloc(state->mem_ctx, state->dirlist,
+ state->dirlist_len + sizeof(struct file_info));
+
+ if (!tdl) {
+ return False;
+ }
+ state->dirlist = tdl;
+ state->dirlist_len += sizeof(struct file_info);
+
+ interpret_long_filename(state->info_level, file, &state->dirlist[state->total_received]);
+
+ state->total_received++;
+ state->ff_searchcount++;
+
+ return True;
+}
+
+int cli_list_new(struct cli_state *cli, const char *Mask, uint16 attribute,
+ void (*fn)(file_info *, const char *, void *), void *caller_state)
+{
+ union smb_search_first first_parms;
+ union smb_search_next next_parms;
+ struct search_private state; /* for callbacks */
+ int received = 0;
+ BOOL first = True;
+ int num_received = 0;
+ int max_matches = 512;
+ char *mask;
+ int ff_eos = 0, i, ff_searchcount;
+ int ff_dir_handle=0;
+ int level;
+
+ /* initialize state for search */
+ state.dirlist = NULL;
+ state.mem_ctx = talloc_init("cli_list_new");
+ state.dirlist_len = 0;
+ state.total_received = 0;
+
+ mask = talloc_strdup(state.mem_ctx, Mask);
+
+ if (cli->transport->negotiate.capabilities & CAP_NT_SMBS) {
+ level = RAW_SEARCH_BOTH_DIRECTORY_INFO;
+ } else {
+ level = RAW_SEARCH_STANDARD;
+ }
+
+ while (1) {
+ state.ff_searchcount = 0;
+ if (first) {
+ NTSTATUS status;
+
+ first_parms.t2ffirst.level = level;
+ first_parms.t2ffirst.in.max_count = max_matches;
+ first_parms.t2ffirst.in.search_attrib = attribute;
+ first_parms.t2ffirst.in.pattern = mask;
+ first_parms.t2ffirst.in.flags = FLAG_TRANS2_FIND_CLOSE_IF_END;
+ first_parms.t2ffirst.in.storage_type = 0;
+
+ status = smb_raw_search_first(cli->tree,
+ state.mem_ctx, &first_parms,
+ (void*)&state, cli_list_new_callback);
+ if (!NT_STATUS_IS_OK(status)) {
+ talloc_destroy(state.mem_ctx);
+ return -1;
+ }
+
+ ff_dir_handle = first_parms.t2ffirst.out.handle;
+ ff_searchcount = first_parms.t2ffirst.out.count;
+ ff_eos = first_parms.t2ffirst.out.end_of_search;
+
+ received = first_parms.t2ffirst.out.count;
+ if (received <= 0) break;
+ if (ff_eos) break;
+ first = False;
+ } else {
+ NTSTATUS status;
+
+ next_parms.t2fnext.level = level;
+ next_parms.t2fnext.in.max_count = max_matches;
+ next_parms.t2fnext.in.last_name = mask;
+ next_parms.t2fnext.in.handle = ff_dir_handle;
+ next_parms.t2fnext.in.resume_key = 0;
+ next_parms.t2fnext.in.flags = FLAG_TRANS2_FIND_CONTINUE | FLAG_TRANS2_FIND_CLOSE_IF_END;
+
+ status = smb_raw_search_next(cli->tree,
+ state.mem_ctx,
+ &next_parms,
+ (void*)&state,
+ cli_list_new_callback);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ return -1;
+ }
+ ff_searchcount = next_parms.t2fnext.out.count;
+ ff_eos = next_parms.t2fnext.out.end_of_search;
+ received = next_parms.t2fnext.out.count;
+ if (received <= 0) break;
+ if (ff_eos) break;
+ }
+
+ num_received += received;
+ }
+
+ for (i=0;i<state.total_received;i++) {
+ fn(&state.dirlist[i], Mask, caller_state);
+ }
+
+ talloc_destroy(state.mem_ctx);
+
+ return state.total_received;
+}
+
+/****************************************************************************
+ Interpret a short filename structure.
+ The length of the structure is returned.
+****************************************************************************/
+static BOOL interpret_short_filename(int level,
+ union smb_search_data *info,
+ file_info *finfo)
+{
+ file_info finfo2;
+
+ if (!finfo) finfo = &finfo2;
+ ZERO_STRUCTP(finfo);
+
+ finfo->ctime = info->search.write_time;
+ finfo->atime = info->search.write_time;
+ finfo->mtime = info->search.write_time;
+ finfo->size = info->search.size;
+ finfo->mode = info->search.attrib;
+ finfo->name = info->search.name;
+ return True;
+}
+
+/* callback function used for smb_search */
+static BOOL cli_list_old_callback(void *private, union smb_search_data *file)
+{
+ struct search_private *state = (struct search_private*) private;
+ file_info *tdl;
+
+ /* add file info to the dirlist pool */
+ tdl = talloc_realloc(state->mem_ctx, state->dirlist,
+ state->dirlist_len + sizeof(struct file_info));
+
+ if (!tdl) {
+ return False;
+ }
+ state->dirlist = tdl;
+ state->dirlist_len += sizeof(struct file_info);
+
+ interpret_short_filename(state->info_level, file, &state->dirlist[state->total_received]);
+
+ state->total_received++;
+ state->ff_searchcount++;
+ state->status = file->search.search_id; /* return resume info */
+
+ return True;
+}
+
+int cli_list_old(struct cli_state *cli, const char *Mask, uint16 attribute,
+ void (*fn)(file_info *, const char *, void *), void *caller_state)
+{
+ union smb_search_first first_parms;
+ union smb_search_next next_parms;
+ struct search_private state; /* for callbacks */
+ const int num_asked = 500;
+ int received = 0;
+ BOOL first = True;
+ int num_received = 0;
+ char *mask;
+ int i;
+
+ /* initialize state for search */
+ state.dirlist = NULL;
+ state.mem_ctx = talloc_init("cli_list_old");
+ state.dirlist_len = 0;
+ state.total_received = 0;
+
+ mask = talloc_strdup(state.mem_ctx, Mask);
+
+ while (1) {
+ state.ff_searchcount = 0;
+ if (first) {
+ NTSTATUS status;
+
+ first_parms.search_first.level = RAW_SEARCH_SEARCH;
+ first_parms.search_first.in.max_count = num_asked;
+ first_parms.search_first.in.search_attrib = attribute;
+ first_parms.search_first.in.pattern = mask;
+
+ status = smb_raw_search_first(cli->tree, state.mem_ctx,
+ &first_parms,
+ (void*)&state,
+ cli_list_old_callback);
+ if (!NT_STATUS_IS_OK(status)) {
+ talloc_destroy(state.mem_ctx);
+ return -1;
+ }
+
+ received = first_parms.search_first.out.count;
+ if (received <= 0) break;
+ first = False;
+ } else {
+ NTSTATUS status;
+
+ next_parms.search_next.level = RAW_SEARCH_SEARCH;
+ next_parms.search_next.in.max_count = num_asked;
+ next_parms.search_next.in.search_attrib = attribute;
+ next_parms.search_next.in.search_id = state.status;
+
+ status = smb_raw_search_next(cli->tree, state.mem_ctx,
+ &next_parms,
+ (void*)&state,
+ cli_list_old_callback);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ talloc_destroy(state.mem_ctx);
+ return -1;
+ }
+ received = next_parms.search_next.out.count;
+ if (received <= 0) break;
+ }
+
+ num_received += received;
+ }
+
+ for (i=0;i<state.total_received;i++) {
+ fn(&state.dirlist[i], Mask, caller_state);
+ }
+
+ talloc_destroy(state.mem_ctx);
+
+ return state.total_received;
+}
+
+/****************************************************************************
+ Do a directory listing, calling fn on each file found.
+ This auto-switches between old and new style.
+****************************************************************************/
+
+int cli_list(struct cli_state *cli,const char *Mask,uint16 attribute,
+ void (*fn)(file_info *, const char *, void *), void *state)
+{
+ if (cli->transport->negotiate.protocol <= PROTOCOL_LANMAN1)
+ return cli_list_old(cli, Mask, attribute, fn, state);
+ return cli_list_new(cli, Mask, attribute, fn, state);
+}