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authorStefan Metzmacher <metze@samba.org>2009-07-12 16:40:58 +0200
committerStefan Metzmacher <metze@samba.org>2009-07-12 17:11:08 +0200
commit64221bc3facde5d2e6d35516eb997d83c5f90d35 (patch)
tree9115b14943cbc2ae3bb25e5ffe1f60ba62ccf83d
parente9865150dfd9a81fdc3a8b13b086540641fb4c2e (diff)
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s3:smbd: add support for marshalling SMB2 FileFullEaInformation
metze
-rw-r--r--source3/smbd/trans2.c92
1 files changed, 92 insertions, 0 deletions
diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c
index f13c2f0338..6554fb67b7 100644
--- a/source3/smbd/trans2.c
+++ b/source3/smbd/trans2.c
@@ -367,6 +367,69 @@ static unsigned int fill_ea_buffer(TALLOC_CTX *mem_ctx, char *pdata, unsigned in
return ret_data_size;
}
+static NTSTATUS fill_ea_chained_buffer(TALLOC_CTX *mem_ctx,
+ char *pdata,
+ unsigned int total_data_size,
+ unsigned int *ret_data_size,
+ connection_struct *conn,
+ struct ea_list *ea_list)
+{
+ uint8_t *p = (uint8_t *)pdata;
+ uint8_t *last_start = NULL;
+
+ *ret_data_size = 0;
+
+ if (!lp_ea_support(SNUM(conn))) {
+ return NT_STATUS_NO_EAS_ON_FILE;
+ }
+
+ for (; ea_list; ea_list = ea_list->next) {
+ size_t dos_namelen;
+ fstring dos_ea_name;
+ size_t this_size;
+
+ if (last_start) {
+ SIVAL(last_start, 0, PTR_DIFF(p, last_start));
+ }
+ last_start = p;
+
+ push_ascii_fstring(dos_ea_name, ea_list->ea.name);
+ dos_namelen = strlen(dos_ea_name);
+ if (dos_namelen > 255 || dos_namelen == 0) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+ if (ea_list->ea.value.length > 65535) {
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+
+ this_size = 0x08 + dos_namelen + 1 + ea_list->ea.value.length;
+
+ if (ea_list->next) {
+ size_t pad = 4 - (this_size % 4);
+ this_size += pad;
+ }
+
+ if (this_size > total_data_size) {
+ return NT_STATUS_INFO_LENGTH_MISMATCH;
+ }
+
+ /* We know we have room. */
+ SIVAL(p, 0x00, 0); /* next offset */
+ SCVAL(p, 0x04, ea_list->ea.flags);
+ SCVAL(p, 0x05, dos_namelen);
+ SSVAL(p, 0x06, ea_list->ea.value.length);
+ fstrcpy((char *)(p+0x08), dos_ea_name);
+ memcpy(p + 0x08 + dos_namelen + 1, ea_list->ea.value.data, ea_list->ea.value.length);
+
+ total_data_size -= this_size;
+ p += this_size;
+ }
+
+ *ret_data_size = PTR_DIFF(p, pdata);
+ DEBUG(10,("fill_ea_chained_buffer: data_size = %u\n", *ret_data_size));
+ return NT_STATUS_OK;
+}
+
static unsigned int estimate_ea_size(connection_struct *conn, files_struct *fsp, const char *fname)
{
size_t total_ea_len = 0;
@@ -4105,6 +4168,35 @@ NTSTATUS smbd_do_qfilepathinfo(connection_struct *conn,
break;
}
+ case 0xFF0F:/*SMB2_INFO_QUERY_ALL_EAS*/
+ {
+ /* We have data_size bytes to put EA's into. */
+ size_t total_ea_len = 0;
+ struct ea_list *ea_file_list = NULL;
+
+ DEBUG(10,("smbd_do_qfilepathinfo: SMB2_INFO_QUERY_ALL_EAS\n"));
+
+ /*TODO: add filtering and index handling */
+
+ ea_file_list = get_ea_list_from_file(mem_ctx,
+ conn, fsp,
+ fname,
+ &total_ea_len);
+ if (!ea_file_list) {
+ return NT_STATUS_NO_EAS_ON_FILE;
+ }
+
+ status = fill_ea_chained_buffer(mem_ctx,
+ pdata,
+ data_size,
+ &data_size,
+ conn, ea_file_list);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ break;
+ }
+
case SMB_FILE_BASIC_INFORMATION:
case SMB_QUERY_FILE_BASIC_INFO: