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changed LZ4_streamDecode member order

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to reduce memory usage on 128-bits systems
This commit is contained in:
Yann Collet 2018-09-25 14:43:19 -07:00
parent 6381d828fd
commit c4c19c74b8
2 changed files with 11 additions and 11 deletions
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20
doc/lz4_manual.html
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@ -16,7 +16,7 @@
<li><a href="#Chapter6">Streaming Compression Functions</a></li>
<li><a href="#Chapter7">Streaming Decompression Functions</a></li>
<li><a href="#Chapter8">Unstable declarations</a></li>
<li><a href="#Chapter9">Private definitions</a></li>
<li><a href="#Chapter9">PRIVATE DEFINITIONS</a></li>
<li><a href="#Chapter10">Obsolete Functions</a></li>
</ol>
<hr>
@ -375,7 +375,7 @@ int LZ4_decompress_fast_usingDict (const char* src, char* dst, int originalSize,
</p></pre><BR>
<a name="Chapter9"></a><h2>Private definitions</h2><pre>
<a name="Chapter9"></a><h2>PRIVATE DEFINITIONS</h2><pre>
Do not use these definitions directly.
They are only exposed to allow static allocation of `LZ4_stream_t` and `LZ4_streamDecode_t`.
Accessing members will expose code to API and/or ABI break in future versions of the library.
@ -390,12 +390,12 @@ int LZ4_decompress_fast_usingDict (const char* src, char* dst, int originalSize,
</b></pre><BR>
<pre><b>typedef struct {
const unsigned char* externalDict;
size_t extDictSize;
const unsigned char* prefixEnd;
size_t extDictSize;
size_t prefixSize;
} LZ4_streamDecode_t_internal;
</b></pre><BR>
<pre><b>#define LZ4_STREAMSIZE_U64 ((1 << (LZ4_MEMORY_USAGE-3)) + 4)
<pre><b>#define LZ4_STREAMSIZE_U64 ((1 << (LZ4_MEMORY_USAGE-3)) + 4 + ((sizeof(void*)==16) ? 4 : 0) </b>/*AS-400*/ )<b>
#define LZ4_STREAMSIZE (LZ4_STREAMSIZE_U64 * sizeof(unsigned long long))
union LZ4_stream_u {
unsigned long long table[LZ4_STREAMSIZE_U64];
@ -409,7 +409,7 @@ union LZ4_stream_u {
</p></pre><BR>
<pre><b>#define LZ4_STREAMDECODESIZE_U64 4
<pre><b>#define LZ4_STREAMDECODESIZE_U64 (4 + ((sizeof(void*)==16) ? 2 : 0) </b>/*AS-400*/ )<b>
#define LZ4_STREAMDECODESIZE (LZ4_STREAMDECODESIZE_U64 * sizeof(unsigned long long))
union LZ4_streamDecode_u {
unsigned long long table[LZ4_STREAMDECODESIZE_U64];
@ -442,11 +442,11 @@ union LZ4_streamDecode_u {
# define LZ4_DEPRECATED(message)
# endif
#endif </b>/* LZ4_DISABLE_DEPRECATE_WARNINGS */<b>
</b><p> Should deprecation warnings be a problem,
it is generally possible to disable them,
typically with -Wno-deprecated-declarations for gcc
or _CRT_SECURE_NO_WARNINGS in Visual.
Otherwise, it's also possible to define LZ4_DISABLE_DEPRECATE_WARNINGS
</b><p> Should deprecation warnings be a problem,
it is generally possible to disable them,
typically with -Wno-deprecated-declarations for gcc
or _CRT_SECURE_NO_WARNINGS in Visual.
Otherwise, it's also possible to define LZ4_DISABLE_DEPRECATE_WARNINGS
</p></pre><BR>
</html>

2
lib/lz4.h
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@ -535,8 +535,8 @@ struct LZ4_stream_t_internal {
typedef struct {
const unsigned char* externalDict;
size_t extDictSize;
const unsigned char* prefixEnd;
size_t extDictSize;
size_t prefixSize;
} LZ4_streamDecode_t_internal;