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126 lines
2.8 KiB
126 lines
2.8 KiB
/*
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* Copyright (C) 2005 iptelorg GmbH
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*
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* This file is part of ser, a free SIP server.
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*
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* ser 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 2 of the License, or
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* (at your option) any later version
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*
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* For a license to use the ser software under conditions
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* other than those described here, or to purchase support for this
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* software, please contact iptel.org by e-mail at the following addresses:
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* info@iptel.org
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*
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* ser 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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*
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Common Data Structures - functions for memory allocation and deallocation
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* and may be other memory management. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <cds/memory.h>
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#include <cds/sync.h>
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#include <cds/logger.h>
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#ifdef TRACE_CDS_MEMORY
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cds_mutex_t *mem_mutex = NULL;
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int *allocated_cnt = NULL;
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char *debug_file = "/tmp/mem.log";
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#define write_debug(s,args...) if (1) { \
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FILE *f = fopen(debug_file, "a"); \
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if (f) { \
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fprintf(f,s,##args); \
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fclose(f); \
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} \
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TRACE_LOG(s,##args); \
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}
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void *debug_malloc(int size, const char *file, int line)
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{
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void *m = NULL;
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if (allocated_cnt && mem_mutex) {
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cds_mutex_lock(mem_mutex);
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(*allocated_cnt)++;
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cds_mutex_unlock(mem_mutex);
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}
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#ifdef SER
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m = shm_malloc(size);
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#else
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m = malloc(size);
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#endif
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write_debug("ALLOC %p size %u from %s(%d)\n", m, size, file, line);
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/* LOG(L_INFO, "%p\n", m); */
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return m;
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}
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void debug_free(void *block, const char *file, int line)
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{
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if (allocated_cnt && mem_mutex) {
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cds_mutex_lock(mem_mutex);
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(*allocated_cnt)--;
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cds_mutex_unlock(mem_mutex);
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}
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#ifdef SER
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shm_free(block);
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#else
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free(block);
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#endif
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write_debug("FREE %p from %s(%d)\n", block, file, line);
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}
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void *debug_malloc_ex(unsigned int size)
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{
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return debug_malloc(size, "<none>", 0);
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}
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void debug_free_ex(void *block)
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{
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debug_free(block, "<none>", 0);
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}
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void cds_memory_trace_init()
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{
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cds_mutex_init(mem_mutex);
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allocated_cnt = cds_malloc(sizeof(int));
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*allocated_cnt = 0;
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}
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void cds_memory_trace(char *dst, int dst_len)
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{
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if (allocated_cnt && mem_mutex) {
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cds_mutex_lock(mem_mutex);
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snprintf(dst, dst_len, "There are allocated: %d memory blocks\n", *allocated_cnt);
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cds_mutex_unlock(mem_mutex);
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}
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}
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#else /* ! CDS_TRACE_MEMORY */
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#ifdef SER
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void* shm_malloc_x(unsigned int size)
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{
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return shm_malloc(size);
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}
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void shm_free_x(void *ptr)
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{
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shm_free(ptr);
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}
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#endif
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#endif
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