lib/util/tevent_debug.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Copyright (C) Andrew Tridgell 2003
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 #include "includes.h"
  20 #include <tevent.h>
  21
  22 static void samba_tevent_debug(void *context,
  23                                enum tevent_debug_level level,
  24                                const char *fmt,
  25                                va_list ap)  PRINTF_ATTRIBUTE(3,0);
  26
  27 static void samba_tevent_debug(void *context,
  28                                enum tevent_debug_level level,
  29                                const char *fmt,
  30                                va_list ap)
  31 {
  32         int samba_level = -1;
  33
  34         switch (level) {
  35         case TEVENT_DEBUG_FATAL:
  36                 samba_level = 0;
  37                 break;
  38         case TEVENT_DEBUG_ERROR:
  39                 samba_level = 1;
  40                 break;
  41         case TEVENT_DEBUG_WARNING:
  42                 samba_level = 2;
  43                 break;
  44         case TEVENT_DEBUG_TRACE:
  45                 samba_level = 50;
  46                 break;
  47         };
  48
  49         if (CHECK_DEBUGLVL(samba_level)) {
  50                 const char *name = (const char *)context;
  51                 char *message = NULL;
  52                 int ret;
  53
  54                 ret = vasprintf(&message, fmt, ap);
  55                 if (ret == -1) {
  56                         return;
  57                 }
  58
  59                 if (name == NULL) {
  60                         name = "samba_tevent";
  61                 }
  62
  63                 DEBUG(samba_level, ("%s: %s", name, message));
  64                 free(message);
  65         }
  66 }
  67
  68 void samba_tevent_set_debug(struct tevent_context *ev, const char *name)
  69 {
  70         void *p = discard_const(name);
  71         tevent_set_debug(ev, samba_tevent_debug, p);
  72 }
  73
  74 struct tevent_context *samba_tevent_context_init(TALLOC_CTX *mem_ctx)
  75 {
  76         struct tevent_context *ev;
  77
  78         ev = tevent_context_init(mem_ctx);
  79         if (ev) {
  80                 samba_tevent_set_debug(ev, NULL);
  81         }
  82
  83         return ev;
  84 }