2 * Copyright (c) 2004 Teodor Sigaev <teodor@sigaev.ru>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the author nor the names of any co-contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY CONTRIBUTORS ``AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #include <sys/types.h>
36 void * tmalloc(size_t size);
37 void * trealloc(void * ptr, size_t size);
38 void * t0malloc(size_t size);
39 void tfree(void * ptr);
41 char * tstrdup(char * src);
42 char * tnstrdup(char *src, int len);
43 char * strlower(char * src);
44 char * strupper(char * src);
45 int clrspace(char *buf);
49 #define CNTXCHUNK (1024*1024)
51 typedef struct MemoryChunk {
54 struct MemoryChunk *next;
58 #define MEMCHNKHDRSZ offsetof(MemoryChunk, data)
60 typedef struct MemoryContext {
62 struct MemoryContext *parent;
63 struct MemoryContext *child;
75 #define MCASHDRSZ ( sizeof(size_t) + sizeof(MemoryContext*) )
76 #define MCMAGICKNUMBER (0xFE0FBEEF)
78 MemoryContext *allocMemoryContext(MemoryContext* parent, int flags);
79 void freeMemoryContext(MemoryContext* cntx);
80 void resetMemoryContext(MemoryContext* cntx);
81 void* mcalloc(MemoryContext *cntx, size_t size);
82 void* mc0alloc(MemoryContext *cntx, size_t size);
83 void* mcrealloc(void * ptr, size_t size);
84 void mcfree(void * ptr);
85 char * mcstrdup(MemoryContext *cntx, char * src);
86 char * mcnstrdup(MemoryContext *cntx, char *src, int len);