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https://github.com/samba-team/samba.git
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9fbb191b78
This means we can distinguish which child is logging, esp. via syslog where we have no pid. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> (This used to be ctdb commit 68b3761a0874429b90731741f0531f76dcfbb081)
137 lines
3.2 KiB
C
137 lines
3.2 KiB
C
/*
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Unix SMB/CIFS implementation.
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ctdb debug functions
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Copyright (C) Volker Lendecke 2007
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "system/time.h"
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#include <unistd.h>
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#include <ctype.h>
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static void _do_debug_v(const char *format, va_list ap)
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{
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struct timeval t;
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char *s = NULL;
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struct tm *tm;
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char tbuf[100];
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int ret;
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ret = vasprintf(&s, format, ap);
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if (ret == -1) {
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fprintf(stderr, "vasprintf failed in _do_debug_v, cannot print debug message.\n");
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fflush(stderr);
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return;
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}
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t = timeval_current();
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tm = localtime(&t.tv_sec);
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strftime(tbuf,sizeof(tbuf)-1,"%Y/%m/%d %H:%M:%S", tm);
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fprintf(stderr, "%s.%06u [%s%5u]: %s", tbuf, (unsigned)t.tv_usec,
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debug_extra, (unsigned)getpid(), s);
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fflush(stderr);
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free(s);
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}
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/* default logging function */
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void (*do_debug_v)(const char *, va_list ap) = _do_debug_v;
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const char *debug_extra = "";
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void do_debug(const char *format, ...)
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{
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va_list ap;
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va_start(ap, format);
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do_debug_v(format, ap);
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va_end(ap);
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}
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static void _do_debug_add_v(const char *format, va_list ap)
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{
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char *s = NULL;
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int ret;
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ret = vasprintf(&s, format, ap);
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if (ret == -1) {
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fprintf(stderr, "vasprintf failed in _do_debug_add_v, cannot print debug message.\n");
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fflush(stderr);
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return;
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}
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fprintf(stderr, "%s", s);
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fflush(stderr);
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free(s);
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}
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/* default logging function */
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void (*do_debug_add_v)(const char *, va_list ap) = _do_debug_add_v;
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void do_debug_add(const char *format, ...)
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{
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va_list ap;
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va_start(ap, format);
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do_debug_add_v(format, ap);
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va_end(ap);
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}
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static void print_asc(int level, const uint8_t *buf, size_t len)
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{
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int i;
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for (i=0;i<len;i++) {
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DEBUGADD(level,("%c", isprint(buf[i])?buf[i]:'.'));
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}
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}
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void dump_data(int level, const uint8_t *buf, size_t len)
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{
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int i=0;
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if (len<=0) return;
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if (!DEBUGLVL(level)) return;
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DEBUG(level, (__location__ " dump data of size %i:\n", (int)len));
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DEBUGADD(level,("[%03X] ",i));
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for (i=0;i<len;) {
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DEBUGADD(level,("%02X ",(int)buf[i]));
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i++;
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if (i%8 == 0) DEBUGADD(level,(" "));
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if (i%16 == 0) {
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print_asc(level,&buf[i-16],8); DEBUGADD(level,(" "));
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print_asc(level,&buf[i-8],8); DEBUGADD(level,("\n"));
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if (i<len) DEBUGADD(level,("[%03X] ",i));
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}
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}
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if (i%16) {
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int n;
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n = 16 - (i%16);
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DEBUGADD(level,(" "));
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if (n>8) DEBUGADD(level,(" "));
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while (n--) DEBUGADD(level,(" "));
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n = MIN(8,i%16);
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print_asc(level,&buf[i-(i%16)],n); DEBUGADD(level,( " " ));
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n = (i%16) - n;
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if (n>0) print_asc(level,&buf[i-n],n);
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DEBUGADD(level,("\n"));
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}
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DEBUG(level, (__location__ " dump data of size %i finished\n", (int)len));
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}
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