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-rw-r--r--source3/modules/vfs_xattr_tdb.c118
1 files changed, 99 insertions, 19 deletions
diff --git a/source3/modules/vfs_xattr_tdb.c b/source3/modules/vfs_xattr_tdb.c
index 67f6bcb3d3..36e113e780 100644
--- a/source3/modules/vfs_xattr_tdb.c
+++ b/source3/modules/vfs_xattr_tdb.c
@@ -2,6 +2,7 @@
* Store posix-level xattrs in a tdb
*
* Copyright (C) Volker Lendecke, 2007
+ * Copyright (C) Andrew Bartlett, 2012
*
* 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
@@ -27,6 +28,8 @@
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_VFS
+static bool xattr_tdb_init(int snum, TALLOC_CTX *mem_ctx, struct db_context **p_db);
+
static int xattr_tdb_get_file_id(struct vfs_handle_struct *handle,
const char *path, struct file_id *id)
{
@@ -65,7 +68,10 @@ static ssize_t xattr_tdb_getxattr(struct vfs_handle_struct *handle,
TALLOC_CTX *frame = talloc_stackframe();
SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
- TALLOC_FREE(frame); return -1);
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
ret = xattr_tdb_get_file_id(handle, path, &id);
if (ret == -1) {
@@ -100,7 +106,11 @@ static ssize_t xattr_tdb_fgetxattr(struct vfs_handle_struct *handle,
DATA_BLOB blob;
TALLOC_CTX *frame = talloc_stackframe();
- SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, TALLOC_FREE(frame); return -1);
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
if (SMB_VFS_NEXT_FSTAT(handle, fsp, &sbuf) == -1) {
TALLOC_FREE(frame);
@@ -132,15 +142,25 @@ static int xattr_tdb_setxattr(struct vfs_handle_struct *handle,
struct file_id id;
struct db_context *db;
int ret;
+ TALLOC_CTX *frame = talloc_stackframe();
+
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
ret = xattr_tdb_get_file_id(handle, path, &id);
if (ret == -1) {
+ TALLOC_FREE(frame);
return -1;
}
- return xattr_tdb_setattr(db, &id, name, value, size, flags);
+ ret = xattr_tdb_setattr(db, &id, name, value, size, flags);
+ TALLOC_FREE(frame);
+ return ret;
}
static int xattr_tdb_fsetxattr(struct vfs_handle_struct *handle,
@@ -151,16 +171,26 @@ static int xattr_tdb_fsetxattr(struct vfs_handle_struct *handle,
SMB_STRUCT_STAT sbuf;
struct file_id id;
struct db_context *db;
+ int ret;
+ TALLOC_CTX *frame = talloc_stackframe();
- SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
if (SMB_VFS_NEXT_FSTAT(handle, fsp, &sbuf) == -1) {
+ TALLOC_FREE(frame);
return -1;
}
id = SMB_VFS_NEXT_FILE_ID_CREATE(handle, &sbuf);
- return xattr_tdb_setattr(db, &id, name, value, size, flags);
+ ret = xattr_tdb_setattr(db, &id, name, value, size, flags);
+ TALLOC_FREE(frame);
+ return ret;
+
}
static ssize_t xattr_tdb_listxattr(struct vfs_handle_struct *handle,
@@ -169,15 +199,26 @@ static ssize_t xattr_tdb_listxattr(struct vfs_handle_struct *handle,
struct file_id id;
struct db_context *db;
int ret;
+ TALLOC_CTX *frame = talloc_stackframe();
+
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
ret = xattr_tdb_get_file_id(handle, path, &id);
if (ret == -1) {
+ TALLOC_FREE(frame);
return -1;
}
- return xattr_tdb_listattr(db, &id, list, size);
+ ret = xattr_tdb_listattr(db, &id, list, size);
+ TALLOC_FREE(frame);
+ return ret;
+
}
static ssize_t xattr_tdb_flistxattr(struct vfs_handle_struct *handle,
@@ -187,16 +228,25 @@ static ssize_t xattr_tdb_flistxattr(struct vfs_handle_struct *handle,
SMB_STRUCT_STAT sbuf;
struct file_id id;
struct db_context *db;
+ int ret;
+ TALLOC_CTX *frame = talloc_stackframe();
- SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
if (SMB_VFS_NEXT_FSTAT(handle, fsp, &sbuf) == -1) {
+ TALLOC_FREE(frame);
return -1;
}
id = SMB_VFS_NEXT_FILE_ID_CREATE(handle, &sbuf);
- return xattr_tdb_listattr(db, &id, list, size);
+ ret = xattr_tdb_listattr(db, &id, list, size);
+ TALLOC_FREE(frame);
+ return ret;
}
static int xattr_tdb_removexattr(struct vfs_handle_struct *handle,
@@ -205,19 +255,26 @@ static int xattr_tdb_removexattr(struct vfs_handle_struct *handle,
struct file_id id;
struct db_context *db;
int ret;
-
TALLOC_CTX *frame = talloc_stackframe();
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
+
SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, TALLOC_FREE(frame); return -1);
ret = xattr_tdb_get_file_id(handle, path, &id);
if (ret == -1) {
+ TALLOC_FREE(frame);
return ret;
}
- TALLOC_FREE(frame);
- return xattr_tdb_removeattr(db, &id, name);
+ ret = xattr_tdb_removeattr(db, &id, name);
+ TALLOC_FREE(frame);
+ return ret;
}
static int xattr_tdb_fremovexattr(struct vfs_handle_struct *handle,
@@ -226,23 +283,32 @@ static int xattr_tdb_fremovexattr(struct vfs_handle_struct *handle,
SMB_STRUCT_STAT sbuf;
struct file_id id;
struct db_context *db;
+ int ret;
+ TALLOC_CTX *frame = talloc_stackframe();
- SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
if (SMB_VFS_NEXT_FSTAT(handle, fsp, &sbuf) == -1) {
+ TALLOC_FREE(frame);
return -1;
}
id = SMB_VFS_NEXT_FILE_ID_CREATE(handle, &sbuf);
- return xattr_tdb_removeattr(db, &id, name);
+ ret = xattr_tdb_removeattr(db, &id, name);
+ TALLOC_FREE(frame);
+ return ret;
}
/*
* Open the tdb file upon VFS_CONNECT
*/
-static bool xattr_tdb_init(int snum, struct db_context **p_db)
+static bool xattr_tdb_init(int snum, TALLOC_CTX *mem_ctx, struct db_context **p_db)
{
struct db_context *db;
const char *dbname;
@@ -290,11 +356,17 @@ static int xattr_tdb_unlink(vfs_handle_struct *handle,
NTSTATUS status;
int ret = -1;
bool remove_record = false;
+ TALLOC_CTX *frame = talloc_stackframe();
- SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
- status = copy_smb_filename(talloc_tos(), smb_fname, &smb_fname_tmp);
+ status = copy_smb_filename(frame, smb_fname, &smb_fname_tmp);
if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(frame);
errno = map_errno_from_nt_status(status);
return -1;
}
@@ -328,7 +400,7 @@ static int xattr_tdb_unlink(vfs_handle_struct *handle,
xattr_tdb_remove_all_attrs(db, &id);
out:
- TALLOC_FREE(smb_fname_tmp);
+ TALLOC_FREE(frame);
return ret;
}
@@ -341,16 +413,23 @@ static int xattr_tdb_rmdir(vfs_handle_struct *handle, const char *path)
struct file_id id;
struct db_context *db;
int ret;
+ TALLOC_CTX *frame = talloc_stackframe();
- SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context, return -1);
+ SMB_VFS_HANDLE_GET_DATA(handle, db, struct db_context,
+ if (!xattr_tdb_init(-1, frame, &db))
+ {
+ TALLOC_FREE(frame); return -1;
+ });
if (vfs_stat_smb_fname(handle->conn, path, &sbuf) == -1) {
+ TALLOC_FREE(frame);
return -1;
}
ret = SMB_VFS_NEXT_RMDIR(handle, path);
if (ret == -1) {
+ TALLOC_FREE(frame);
return -1;
}
@@ -358,6 +437,7 @@ static int xattr_tdb_rmdir(vfs_handle_struct *handle, const char *path)
xattr_tdb_remove_all_attrs(db, &id);
+ TALLOC_FREE(frame);
return 0;
}
@@ -391,7 +471,7 @@ static int xattr_tdb_connect(vfs_handle_struct *handle, const char *service,
return 0;
}
- if (!xattr_tdb_init(snum, &db)) {
+ if (!xattr_tdb_init(snum, NULL, &db)) {
DEBUG(5, ("Could not init xattr tdb\n"));
lp_do_parameter(snum, "ea support", "False");
return 0;
generated by cgit (git 2.34.1) at 2024-12-03 10:55:44 +0000