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Added memcmp(3).

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This commit is contained in:
Jonas 'Sortie' Termansen 2012-01-08 20:17:27 +01:00
parent 46e717e30f
commit 9064185bd8
3 changed files with 19 additions and 7 deletions
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2
libmaxsi/c/hsrc/string.h
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@ -33,6 +33,7 @@ __BEGIN_DECLS
@include(size_t.h)
@include(locale_t.h)
int memcmp(const void*, const void*, size_t);
void* memcpy(void* restrict, const void* restrict, size_t);
void* memset(void*, int, size_t);
char* strcat(char* restrict, const char* restrict);
@ -46,7 +47,6 @@ int strncmp(const char*, const char*, size_t);
#ifndef SORTIX_UNIMPLEMENTED
void* memccpy(void* restrict, const void* restrict, int, size_t);
void* memchr(const void*, int, size_t);
int memcmp(const void*, const void*, size_t);
void* memmove(void*, const void*, size_t);
char* stpcpy(char* restrict, const char* restrict);
char* stpncpy(char* restrict, const char* restrict, size_t);

13
libmaxsi/hsrc/memory.h
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@ -30,12 +30,13 @@ namespace Maxsi
{
namespace Memory
{
void Init();
void* Allocate(size_t Size);
void Free(void* Addr);
size_t GetChunkOverhead();
void* Copy(void* Dest, const void* Src, size_t Length);
void* Set(void* Dest, int Value, size_t Length);
void Init();
void* Allocate(size_t Size);
void Free(void* Addr);
size_t GetChunkOverhead();
void* Copy(void* Dest, const void* Src, size_t Length);
void* Set(void* Dest, int Value, size_t Length);
int Compare(const void* a, const void* b, size_t size);
}
}

11
libmaxsi/memory.cpp
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@ -77,5 +77,16 @@ namespace Maxsi
return Dest;
}
DUAL_FUNCTION(int, memcmp, Compare, (const void* a, const void* b, size_t size))
{
const byte* buf1 = (const byte*) a;
const byte* buf2 = (const byte*) b;
for ( size_t i = 0; i < size; i++ )
{
if ( buf1[i] != buf2[i] ) { return (int)(buf1[i]) - (int)(buf2[i]); }
}
return 0;
}
}
}