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>
35 void * tmalloc(size_t size);
36 void * trealloc(void * ptr, size_t size);
37 void * t0malloc(size_t size);
38 void tfree(void * ptr);
40 char * tstrdup(char * src);
41 char * tnstrdup(char *src, int len);
42 char * strlower(char * src);
43 char * strupper(char * src);
44 int clrspace(char *buf);
48 #define CNTXCHUNK (1024*1024)
50 typedef struct MemoryChunk {
53 struct MemoryChunk *next;
57 #define MEMCHNKHDRSZ ( sizeof(u_int32_t)*2 + sizeof(MemoryChunk*) )
59 typedef struct MemoryContext {
61 struct MemoryContext *parent;
62 struct MemoryContext *child;
74 #define MCASHDRSZ ( sizeof(size_t) + sizeof(MemoryContext*) )
75 #define MCMAGICKNUMBER (0xFE0FBEEF)
77 #define TYPEALIGN(ALIGNVAL,LEN) \
78 (((long) (LEN) + (ALIGNVAL-1)) & ~((long) (ALIGNVAL-1)))
80 #define PTRALIGN(LEN) TYPEALIGN(sizeof(void*), (LEN))
82 MemoryContext *allocMemoryContext(MemoryContext* parent, int flags);
83 void freeMemoryContext(MemoryContext* cntx);
84 void* mcalloc(MemoryContext *cntx, size_t size);
85 void* mc0alloc(MemoryContext *cntx, size_t size);
86 void* mcrealloc(void * ptr, size_t size);
87 void mcfree(void * ptr);
88 char * mcstrdup(MemoryContext *cntx, char * src);
89 char * mcnstrdup(MemoryContext *cntx, char *src, int len);