1 /* zutil.c -- target dependent utility functions for the compression library
2 * Copyright (C) 1995-2005 Jean-loup Gailly.
3 * For conditions of distribution and use, see copyright notice in zlib.h
11 struct internal_state {int dummy;}; /* for buggy compilers */
14 const char * const z_errmsg[10] = {
15 "need dictionary", /* Z_NEED_DICT 2 */
16 "stream end", /* Z_STREAM_END 1 */
18 "file error", /* Z_ERRNO (-1) */
19 "stream error", /* Z_STREAM_ERROR (-2) */
20 "data error", /* Z_DATA_ERROR (-3) */
21 "insufficient memory", /* Z_MEM_ERROR (-4) */
22 "buffer error", /* Z_BUF_ERROR (-5) */
23 "incompatible version",/* Z_VERSION_ERROR (-6) */
31 int z_verbose = verbose;
36 fprintf(stderr, "%s\n", m);
41 /* exported to allow conversion of error code to string for compress() and
44 #ifndef MY_ZCALLOC /* Any system without a special alloc function */
47 extern voidp malloc OF((uInt size));
48 extern voidp calloc OF((uInt items, uInt size));
49 extern void free OF((voidpf ptr));
52 voidpf zcalloc(voidpf opaque, unsigned items, unsigned size)
55 items += size - size; /* make compiler happy */
56 return sizeof(uInt) > 2 ? (voidpf)malloc(items * size) :
57 (voidpf)calloc(items, size);
60 void zcfree(voidpf opaque, voidpf ptr, unsigned nb)
64 return; /* make compiler happy */
67 #endif /* MY_ZCALLOC */