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s3-winbind: Added a common rpc_lookup_useraliases function.

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This commit is contained in:
Andreas Schneider 2010-06-18 19:07:43 +02:00
parent ad8c912563
commit 73b2f60f6d
2 changed files with 92 additions and 0 deletions
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84
source3/winbindd/winbindd_rpc.c
View File

@ -571,3 +571,87 @@ NTSTATUS rpc_lookup_usergroups(TALLOC_CTX *mem_ctx,
return NT_STATUS_OK;
}
NTSTATUS rpc_lookup_useraliases(TALLOC_CTX *mem_ctx,
struct rpc_pipe_client *samr_pipe,
struct policy_handle *samr_policy,
uint32_t num_sids,
const struct dom_sid *sids,
uint32_t *pnum_aliases,
uint32_t **palias_rids)
{
#define MAX_SAM_ENTRIES_W2K 0x400 /* 1024 */
uint32_t num_query_sids = 0;
uint32_t num_queries = 1;
uint32_t num_aliases = 0;
uint32_t total_sids = 0;
uint32_t *alias_rids = NULL;
uint32_t rangesize = MAX_SAM_ENTRIES_W2K;
uint32_t i;
struct samr_Ids alias_rids_query;
NTSTATUS status;
do {
/* prepare query */
struct lsa_SidArray sid_array;
ZERO_STRUCT(sid_array);
num_query_sids = MIN(num_sids - total_sids, rangesize);
DEBUG(10,("rpc: lookup_useraliases: entering query %d for %d sids\n",
num_queries, num_query_sids));
if (num_query_sids) {
sid_array.sids = TALLOC_ZERO_ARRAY(mem_ctx, struct lsa_SidPtr, num_query_sids);
if (sid_array.sids == NULL) {
return NT_STATUS_NO_MEMORY;
}
} else {
sid_array.sids = NULL;
}
for (i = 0; i < num_query_sids; i++) {
sid_array.sids[i].sid = sid_dup_talloc(mem_ctx, &sids[total_sids++]);
if (sid_array.sids[i].sid == NULL) {
return NT_STATUS_NO_MEMORY;
}
}
sid_array.num_sids = num_query_sids;
/* do request */
status = rpccli_samr_GetAliasMembership(samr_pipe,
mem_ctx,
samr_policy,
&sid_array,
&alias_rids_query);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
/* process output */
for (i = 0; i < alias_rids_query.count; i++) {
size_t na = num_aliases;
if (!add_rid_to_array_unique(mem_ctx,
alias_rids_query.ids[i],
&alias_rids,
&na)) {
return NT_STATUS_NO_MEMORY;
}
num_aliases = na;
}
num_queries++;
} while (total_sids < num_sids);
DEBUG(10,("rpc: rpc_lookup_useraliases: got %d aliases in %d queries "
"(rangesize: %d)\n", num_aliases, num_queries, rangesize));
*pnum_aliases = num_aliases;
*palias_rids = alias_rids;
return NT_STATUS_OK;
#undef MAX_SAM_ENTRIES_W2K
}

8
source3/winbindd/winbindd_rpc.h
View File

@ -96,4 +96,12 @@ NTSTATUS rpc_lookup_usergroups(TALLOC_CTX *mem_ctx,
uint32_t *pnum_groups,
struct dom_sid **puser_grpsids);
NTSTATUS rpc_lookup_useraliases(TALLOC_CTX *mem_ctx,
struct rpc_pipe_client *samr_pipe,
struct policy_handle *samr_policy,
uint32_t num_sids,
const struct dom_sid *sids,
uint32_t *pnum_aliases,
uint32_t **palias_rids);
#endif /* _WINBINDD_RPC_H_ */