source: vendor/current/lib/util/tevent_debug.c

/*
   Unix SMB/CIFS implementation.
   Copyright (C) Andrew Tridgell 2003

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "includes.h"
#include <tevent.h>

#undef DBGC_CLASS
#define DBGC_CLASS DBGC_TEVENT

static void samba_tevent_debug(void *context,
                               enum tevent_debug_level level,
                               const char *fmt,
                               va_list ap)  PRINTF_ATTRIBUTE(3,0);

static void samba_tevent_debug(void *context,
                               enum tevent_debug_level level,
                               const char *fmt,
                               va_list ap)
{
        int samba_level = -1;

        switch (level) {
        case TEVENT_DEBUG_FATAL:
                samba_level = 0;
                break;
        case TEVENT_DEBUG_ERROR:
                samba_level = 1;
                break;
        case TEVENT_DEBUG_WARNING:
                samba_level = 2;
                break;
        case TEVENT_DEBUG_TRACE:
                samba_level = 50;
                break;
        };

        if (CHECK_DEBUGLVL(samba_level)) {
                const char *name = (const char *)context;
                char *message = NULL;
                int ret;

                ret = vasprintf(&message, fmt, ap);
                if (ret == -1) {
                        return;
                }

                if (name == NULL) {
                        name = "samba_tevent";
                }

                DEBUG(samba_level, ("%s: %s", name, message));
                free(message);
        }
}

void samba_tevent_set_debug(struct tevent_context *ev, const char *name)
{
        void *p = discard_const(name);
        tevent_set_debug(ev, samba_tevent_debug, p);
}

struct tevent_context *samba_tevent_context_init(TALLOC_CTX *mem_ctx)
{
        struct tevent_context *ev;

        ev = tevent_context_init(mem_ctx);
        if (ev) {
                samba_tevent_set_debug(ev, NULL);
        }

        return ev;
}