s3:auth add function to copy a netr_SamInfo3 structure

Signed-off-by: Günther Deschner <gd@samba.org>

2 files changed, 63 insertions, 0 deletions

diff --git a/source3/auth/server_info.c b/source3/auth/server_info.c
index 16dbfb3e962..d7ab19c58b4 100644
--- a/source3/auth/server_info.c
+++ b/source3/auth/server_info.c
@@ -507,3 +507,64 @@ NTSTATUS samu_to_SamInfo3(TALLOC_CTX *mem_ctx,
 	return NT_STATUS_OK;
 }
 
+#undef RET_NOMEM
+
+#define RET_NOMEM(ptr) do { \
+	if (!ptr) { \
+		TALLOC_FREE(info3); \
+		return NULL; \
+	} } while(0)
+
+struct netr_SamInfo3 *copy_netr_SamInfo3(TALLOC_CTX *mem_ctx,
+					 struct netr_SamInfo3 *orig)
+{
+	struct netr_SamInfo3 *info3;
+
+	info3 = talloc(mem_ctx, struct netr_SamInfo3);
+	if (!info3) return NULL;
+
+	/* first copy all, then realloc pointers */
+	info3->base = orig->base;
+
+	info3->base.account_name.string	=
+		talloc_strdup(info3, orig->base.account_name.string);
+	RET_NOMEM(info3->base.account_name.string);
+	info3->base.full_name.string =
+		talloc_strdup(info3, orig->base.full_name.string);
+	RET_NOMEM(info3->base.full_name.string);
+	info3->base.logon_script.string =
+		talloc_strdup(info3, orig->base.logon_script.string);
+	RET_NOMEM(info3->base.logon_script.string);
+	info3->base.profile_path.string	=
+		talloc_strdup(info3, orig->base.profile_path.string);
+	RET_NOMEM(info3->base.profile_path.string);
+	info3->base.home_directory.string =
+		talloc_strdup(info3, orig->base.home_directory.string);
+	RET_NOMEM(info3->base.home_directory.string);
+	info3->base.home_drive.string =
+		talloc_strdup(info3, orig->base.home_drive.string);
+	RET_NOMEM(info3->base.home_drive.string);
+
+	info3->base.groups.rids =
+		talloc_memdup(info3, orig->base.groups.rids,
+			(sizeof(struct samr_RidWithAttribute) *
+				orig->base.groups.count));
+	RET_NOMEM(info3->base.groups.rids);
+
+	info3->base.logon_server.string =
+		talloc_strdup(info3, orig->base.logon_server.string);
+	RET_NOMEM(info3->base.logon_server.string);
+	info3->base.domain.string =
+		talloc_strdup(info3, orig->base.domain.string);
+	RET_NOMEM(info3->base.domain.string);
+
+	info3->base.domain_sid = sid_dup_talloc(info3, orig->base.domain_sid);
+	RET_NOMEM(info3->base.domain_sid);
+
+	info3->sids = talloc_memdup(info3, orig->sids,
+				    (sizeof(struct netr_SidAttr) *
+							orig->sidcount));
+	RET_NOMEM(info3->sids);
+
+	return info3;
+}
diff --git a/source3/include/proto.h b/source3/include/proto.h
index 9a19fbe9b5e..ff7eb9383e2 100644
--- a/source3/include/proto.h
+++ b/source3/include/proto.h
@@ -182,6 +182,8 @@ NTSTATUS samu_to_SamInfo3(TALLOC_CTX *mem_ctx,
 			  struct samu *samu,
 			  const char *login_server,
 			  struct netr_SamInfo3 **_info3);
+struct netr_SamInfo3 *copy_netr_SamInfo3(TALLOC_CTX *mem_ctx,
+					 struct netr_SamInfo3 *orig);
 
 /* The following definitions come from auth/auth_wbc.c  */