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Diffstat (limited to '')
| -rw-r--r-- | lib/ldb/common/ldb_debug.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/lib/ldb/common/ldb_debug.c b/lib/ldb/common/ldb_debug.c new file mode 100644 index 0000000..d5e9e7a --- /dev/null +++ b/lib/ldb/common/ldb_debug.c @@ -0,0 +1,150 @@ +/* + 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); +} + |