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-rw-r--r--lib/ldb/common/ldb_debug.c150
1 files changed, 150 insertions, 0 deletions
diff --git a/lib/ldb/common/ldb_debug.c b/lib/ldb/common/ldb_debug.c
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+++ b/lib/ldb/common/ldb_debug.c
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+/*
+ ldb database library
+
+ Copyright (C) Andrew Tridgell 2004
+
+ ** NOTE! The following LGPL license applies to the ldb
+ ** library. This does NOT imply that all of Samba is released
+ ** under the LGPL
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 3 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * Name: ldb
+ *
+ * Component: ldb debug
+ *
+ * Description: functions for printing debug messages
+ *
+ * Author: Andrew Tridgell
+ */
+
+#include "ldb_private.h"
+
+/*
+ this allows the user to choose their own debug function
+*/
+int ldb_set_debug(struct ldb_context *ldb,
+ void (*debug)(void *context, enum ldb_debug_level level,
+ const char *fmt, va_list ap),
+ void *context)
+{
+ ldb->debug_ops.debug = debug;
+ ldb->debug_ops.context = context;
+ return 0;
+}
+
+/*
+ debug function for ldb_set_debug_stderr
+*/
+static void ldb_debug_stderr(void *context, enum ldb_debug_level level,
+ const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0);
+static void ldb_debug_stderr(void *context, enum ldb_debug_level level,
+ const char *fmt, va_list ap)
+{
+ if (level <= LDB_DEBUG_WARNING) {
+ vfprintf(stderr, fmt, ap);
+ fprintf(stderr, "\n");
+ }
+}
+
+static void ldb_debug_stderr_all(void *context, enum ldb_debug_level level,
+ const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0);
+static void ldb_debug_stderr_all(void *context, enum ldb_debug_level level,
+ const char *fmt, va_list ap)
+{
+ vfprintf(stderr, fmt, ap);
+ fprintf(stderr, "\n");
+}
+
+/*
+ convenience function to setup debug messages on stderr
+ messages of level LDB_DEBUG_WARNING and higher are printed
+*/
+int ldb_set_debug_stderr(struct ldb_context *ldb)
+{
+ return ldb_set_debug(ldb, ldb_debug_stderr, ldb);
+}
+
+/*
+ log a message (va_list helper for ldb_tevent_debug)
+*/
+void ldb_vdebug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, va_list ap)
+{
+ if (ldb->debug_ops.debug == NULL) {
+ if (ldb->flags & LDB_FLG_ENABLE_TRACING) {
+ ldb_set_debug(ldb, ldb_debug_stderr_all, ldb);
+ } else {
+ ldb_set_debug_stderr(ldb);
+ }
+ }
+ ldb->debug_ops.debug(ldb->debug_ops.context, level, fmt, ap);
+}
+
+/*
+ log a message
+*/
+void ldb_debug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ ldb_vdebug(ldb, level, fmt, ap);
+ va_end(ap);
+}
+
+/*
+ add to an accumulated log message
+ */
+void ldb_debug_add(struct ldb_context *ldb, const char *fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ if (ldb->partial_debug == NULL) {
+ ldb->partial_debug = talloc_vasprintf(ldb, fmt, ap);
+ } else {
+ ldb->partial_debug = talloc_vasprintf_append(ldb->partial_debug,
+ fmt, ap);
+ }
+ va_end(ap);
+}
+
+/*
+ send the accumulated log message, and free it
+ */
+void ldb_debug_end(struct ldb_context *ldb, enum ldb_debug_level level)
+{
+ ldb_debug(ldb, level, "%s", ldb->partial_debug);
+ talloc_free(ldb->partial_debug);
+ ldb->partial_debug = NULL;
+}
+
+/*
+ log a message, and set the ldb error string to the same message
+*/
+void ldb_debug_set(struct ldb_context *ldb, enum ldb_debug_level level,
+ const char *fmt, ...)
+{
+ va_list ap;
+ char *msg;
+ va_start(ap, fmt);
+ msg = talloc_vasprintf(ldb, fmt, ap);
+ va_end(ap);
+ if (msg != NULL) {
+ ldb_set_errstring(ldb, msg);
+ ldb_debug(ldb, level, "%s", msg);
+ }
+ talloc_free(msg);
+}
+