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lib/portableproplib/prop_zlib.c: use a stack buffer to process compressed chunks.

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This commit is contained in:
Juan RP 2014-10-17 10:12:12 +02:00
parent 83f5e35ec7
commit fc368e159d
1 changed files with 2 additions and 10 deletions
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12
lib/portableproplib/prop_zlib.c
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@ -1,5 +1,5 @@
/*-
* Copyright (c) 2010-2012 Juan Romero Pardines.
* Copyright (c) 2010-2014 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -58,7 +58,7 @@ prop ## type ## _internalize_from_zfile(const char *fname) \
struct _prop_object_internalize_mapped_file *mf; \
prop ## type ## _t obj = NULL; \
z_stream strm; \
unsigned char *out; \
unsigned char out[_READ_CHUNK+1]; \
char *uncomp_xml = NULL; \
size_t have; \
ssize_t totalsize = 0; \
@ -78,13 +78,6 @@ prop ## type ## _internalize_from_zfile(const char *fname) \
if (uncomp_xml == NULL) \
goto out; \
\
/* temporary output buffer for inflate */ \
out = _PROP_MALLOC(_READ_CHUNK, M_TEMP); \
if (out == NULL) { \
_PROP_FREE(uncomp_xml, M_TEMP); \
goto out; \
} \
\
/* Decompress the mmap'ed buffer with zlib */ \
strm.zalloc = Z_NULL; \
strm.zfree = Z_NULL; \
@ -123,7 +116,6 @@ out2: \
(void)inflateEnd(&strm); \
out1: \
obj = prop ## type ## _internalize(uncomp_xml); \
_PROP_FREE(out, M_TEMP); \
_PROP_FREE(uncomp_xml, M_TEMP); \
out: \
_prop_object_internalize_unmap_file(mf); \