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-rw-r--r--source4/ntvfs/reference/ref_util.c142
1 files changed, 142 insertions, 0 deletions
diff --git a/source4/ntvfs/reference/ref_util.c b/source4/ntvfs/reference/ref_util.c
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+++ b/source4/ntvfs/reference/ref_util.c
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+/*
+ Unix SMB/CIFS implementation.
+
+ simple NTVFS filesystem backend
+
+ Copyright (C) Andrew Tridgell 2003
+
+ 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.
+*/
+/*
+ utility functions for simple backend
+*/
+
+#include "includes.h"
+#include "svfs.h"
+
+/*
+ convert a windows path to a unix path - don't do any manging or case sensitive handling
+*/
+char *svfs_unix_path(struct request_context *req, const char *name)
+{
+ struct svfs_private *private = req->conn->ntvfs_private;
+ char *ret;
+
+ if (*name != '\\') {
+ ret = talloc_asprintf(req->mem_ctx, "%s/%s", private->connectpath, name);
+ } else {
+ ret = talloc_asprintf(req->mem_ctx, "%s%s", private->connectpath, name);
+ }
+ all_string_sub(ret, "\\", "/", 0);
+
+ strlower(ret);
+
+ return ret;
+}
+
+
+/*
+ read a directory and find all matching file names and stat info
+ returned names are separate unix and DOS names. The returned names
+ are relative to the directory
+*/
+struct svfs_dir *svfs_list(TALLOC_CTX *mem_ctx, struct request_context *req, const char *pattern)
+{
+ char *unix_path;
+ char *p, *mask;
+ struct svfs_dir *dir;
+ DIR *odir;
+ struct dirent *dent;
+ uint_t allocated = 0;
+ char *low_mask;
+
+ unix_path = svfs_unix_path(req, pattern);
+ if (!unix_path) { return NULL; }
+
+ dir = talloc(mem_ctx, sizeof(struct svfs_dir));
+ if (!dir) { return NULL; }
+
+ dir->count = 0;
+ dir->files = 0;
+
+ /* find the base directory */
+ p = strrchr(unix_path, '/');
+ if (!p) { return NULL; }
+
+ dir->unix_dir = talloc_strndup(mem_ctx, unix_path, PTR_DIFF(p, unix_path));
+ if (!dir->unix_dir) { return NULL; }
+
+ /* the wildcard pattern is the last part */
+ mask = p+1;
+
+ low_mask = talloc_strdup(mem_ctx, mask);
+ if (!low_mask) { return NULL; }
+ strlower(low_mask);
+
+ odir = opendir(dir->unix_dir);
+ if (!odir) { return NULL; }
+
+ while ((dent = readdir(odir))) {
+ uint_t i = dir->count;
+ char *full_name;
+ char *low_name;
+
+ low_name = talloc_strdup(mem_ctx, dent->d_name);
+ if (!low_name) { continue; }
+ strlower(low_name);
+
+ /* check it matches the wildcard pattern */
+ if (ms_fnmatch(low_mask, low_name, PROTOCOL_NT1) != 0) {
+ continue;
+ }
+
+ if (dir->count >= allocated) {
+ allocated = (allocated + 100) * 1.2;
+ dir->files = talloc_realloc(mem_ctx, dir->files, allocated * sizeof(dir->files[0]));
+ if (!dir->files) {
+ closedir(odir);
+ return NULL;
+ }
+ }
+
+ dir->files[i].name = low_name;
+ if (!dir->files[i].name) { continue; }
+
+ asprintf(&full_name, "%s/%s", dir->unix_dir, dir->files[i].name);
+ if (!full_name) { continue; }
+
+ if (stat(full_name, &dir->files[i].st) == 0) {
+ dir->count++;
+ }
+
+ free(full_name);
+ }
+
+ closedir(odir);
+
+ return dir;
+}
+
+
+/*
+ convert a unix stat struct to a dos attrib
+*/
+uint32 svfs_file_attrib(struct stat *st)
+{
+ if (S_ISDIR(st->st_mode)) {
+ return FILE_ATTRIBUTE_DIRECTORY;
+ }
+ return 0;
+}