| 1 | /*
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| 2 | ldb database library
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| 3 |
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| 4 | Copyright (C) Andrew Tridgell 2004
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| 5 |
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| 6 | ** NOTE! The following LGPL license applies to the ldb
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| 7 | ** library. This does NOT imply that all of Samba is released
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| 8 | ** under the LGPL
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| 9 |
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| 10 | This library is free software; you can redistribute it and/or
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| 11 | modify it under the terms of the GNU Lesser General Public
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| 12 | License as published by the Free Software Foundation; either
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| 13 | version 3 of the License, or (at your option) any later version.
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| 14 |
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| 15 | This library is distributed in the hope that it will be useful,
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| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 18 | Lesser General Public License for more details.
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| 19 |
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| 20 | You should have received a copy of the GNU Lesser General Public
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| 21 | License along with this library; if not, see <http://www.gnu.org/licenses/>.
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| 22 | */
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| 23 |
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| 24 | /*
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| 25 | * Name: ldb
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| 26 | *
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| 27 | * Component: ldb debug
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| 28 | *
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| 29 | * Description: functions for printing debug messages
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| 30 | *
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| 31 | * Author: Andrew Tridgell
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| 32 | */
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| 33 |
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| 34 | #include "includes.h"
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| 35 | #include "ldb/include/includes.h"
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| 36 |
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| 37 | /*
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| 38 | this allows the user to choose their own debug function
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| 39 | */
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| 40 | int ldb_set_debug(struct ldb_context *ldb,
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| 41 | void (*debug)(void *context, enum ldb_debug_level level,
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| 42 | const char *fmt, va_list ap),
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| 43 | void *context)
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| 44 | {
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| 45 | ldb->debug_ops.debug = debug;
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| 46 | ldb->debug_ops.context = context;
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| 47 | return 0;
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| 48 | }
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| 49 |
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| 50 | /*
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| 51 | debug function for ldb_set_debug_stderr
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| 52 | */
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| 53 | static void ldb_debug_stderr(void *context, enum ldb_debug_level level,
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| 54 | const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3,0);
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| 55 | static void ldb_debug_stderr(void *context, enum ldb_debug_level level,
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| 56 | const char *fmt, va_list ap)
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| 57 | {
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| 58 | if (level <= LDB_DEBUG_WARNING) {
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| 59 | vfprintf(stderr, fmt, ap);
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| 60 | }
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| 61 | }
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| 62 |
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| 63 | /*
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| 64 | convenience function to setup debug messages on stderr
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| 65 | messages of level LDB_DEBUG_WARNING and higher are printed
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| 66 | */
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| 67 | int ldb_set_debug_stderr(struct ldb_context *ldb)
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| 68 | {
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| 69 | return ldb_set_debug(ldb, ldb_debug_stderr, ldb);
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| 70 | }
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| 71 |
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| 72 | /*
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| 73 | log a message
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| 74 | */
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| 75 | void ldb_debug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, ...)
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| 76 | {
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| 77 | va_list ap;
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| 78 | if (ldb->debug_ops.debug == NULL) {
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| 79 | ldb_set_debug_stderr(ldb);
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| 80 | }
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| 81 | va_start(ap, fmt);
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| 82 | ldb->debug_ops.debug(ldb->debug_ops.context, level, fmt, ap);
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| 83 | va_end(ap);
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| 84 | }
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| 85 |
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| 86 |
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| 87 | /*
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| 88 | log a message, and set the ldb error string to the same message
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| 89 | */
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| 90 | void ldb_debug_set(struct ldb_context *ldb, enum ldb_debug_level level,
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| 91 | const char *fmt, ...)
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| 92 | {
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| 93 | va_list ap;
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| 94 | char *msg;
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| 95 | va_start(ap, fmt);
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| 96 | msg = talloc_vasprintf(ldb, fmt, ap);
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| 97 | va_end(ap);
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| 98 | if (msg != NULL) {
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| 99 | ldb_set_errstring(ldb, msg);
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| 100 | ldb_debug(ldb, level, "%s", msg);
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| 101 | }
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| 102 | talloc_free(msg);
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| 103 | }
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| 104 |
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