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73f0cb5278
This malloc() and free() actually shows up quite high on a call profile of provision of the AD DC. This allows the debug handler to decide if the argument list should be printed. Andrew Bartlett
151 lines
3.8 KiB
C
151 lines
3.8 KiB
C
/*
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ldb database library
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Copyright (C) Andrew Tridgell 2004
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** NOTE! The following LGPL license applies to the ldb
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** library. This does NOT imply that all of Samba is released
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** under the LGPL
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Name: ldb
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*
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* Component: ldb debug
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*
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* Description: functions for printing debug messages
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*
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* Author: Andrew Tridgell
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*/
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#include "ldb_private.h"
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/*
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this allows the user to choose their own debug function
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*/
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int ldb_set_debug(struct ldb_context *ldb,
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void (*debug)(void *context, enum ldb_debug_level level,
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const char *fmt, va_list ap),
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void *context)
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{
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ldb->debug_ops.debug = debug;
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ldb->debug_ops.context = context;
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return 0;
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}
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/*
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debug function for ldb_set_debug_stderr
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*/
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static void ldb_debug_stderr(void *context, enum ldb_debug_level level,
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const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0);
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static void ldb_debug_stderr(void *context, enum ldb_debug_level level,
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const char *fmt, va_list ap)
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{
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if (level <= LDB_DEBUG_WARNING) {
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, "\n");
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}
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}
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static void ldb_debug_stderr_all(void *context, enum ldb_debug_level level,
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const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0);
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static void ldb_debug_stderr_all(void *context, enum ldb_debug_level level,
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const char *fmt, va_list ap)
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{
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, "\n");
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}
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/*
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convenience function to setup debug messages on stderr
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messages of level LDB_DEBUG_WARNING and higher are printed
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*/
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int ldb_set_debug_stderr(struct ldb_context *ldb)
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{
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return ldb_set_debug(ldb, ldb_debug_stderr, ldb);
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}
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/*
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log a message (va_list helper for ldb_tevent_debug)
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*/
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void ldb_vdebug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, va_list ap)
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{
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if (ldb->debug_ops.debug == NULL) {
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if (ldb->flags & LDB_FLG_ENABLE_TRACING) {
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ldb_set_debug(ldb, ldb_debug_stderr_all, ldb);
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} else {
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ldb_set_debug_stderr(ldb);
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}
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}
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ldb->debug_ops.debug(ldb->debug_ops.context, level, fmt, ap);
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}
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/*
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log a message
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*/
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void ldb_debug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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ldb_vdebug(ldb, level, fmt, ap);
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va_end(ap);
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}
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/*
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add to an accumulated log message
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*/
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void ldb_debug_add(struct ldb_context *ldb, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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if (ldb->partial_debug == NULL) {
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ldb->partial_debug = talloc_vasprintf(ldb, fmt, ap);
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} else {
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ldb->partial_debug = talloc_vasprintf_append(ldb->partial_debug,
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fmt, ap);
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}
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va_end(ap);
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}
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/*
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send the accumulated log message, and free it
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*/
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void ldb_debug_end(struct ldb_context *ldb, enum ldb_debug_level level)
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{
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ldb_debug(ldb, level, "%s", ldb->partial_debug);
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talloc_free(ldb->partial_debug);
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ldb->partial_debug = NULL;
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}
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/*
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log a message, and set the ldb error string to the same message
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*/
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void ldb_debug_set(struct ldb_context *ldb, enum ldb_debug_level level,
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const char *fmt, ...)
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{
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va_list ap;
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char *msg;
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va_start(ap, fmt);
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msg = talloc_vasprintf(ldb, fmt, ap);
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va_end(ap);
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if (msg != NULL) {
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ldb_set_errstring(ldb, msg);
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ldb_debug(ldb, level, "%s", msg);
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}
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talloc_free(msg);
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}
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