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use std::uint32_t in md4

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This commit is contained in:
Garux 2021-01-28 05:11:59 +03:00
parent 623163ae9c
commit abc666ab7f
2 changed files with 12 additions and 31 deletions
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27
tools/quake3/common/md4.cpp
View File

@ -40,22 +40,18 @@ static struct mdfour *m;
#define F( X,Y,Z ) ( ( (X)&( Y ) ) | ( ( ~( X ) ) & ( Z ) ) )
#define G( X,Y,Z ) ( ( (X)&( Y ) ) | ( (X)&( Z ) ) | ( (Y)&( Z ) ) )
#define H( X,Y,Z ) ( ( X ) ^ ( Y ) ^ ( Z ) )
#ifdef LARGE_INT32
#define lshift( x,s ) ( ( ( ( x ) << ( s ) ) & 0xFFFFFFFF ) | ( ( ( x ) >> ( 32 - ( s ) ) ) & 0xFFFFFFFF ) )
#else
#define lshift( x,s ) ( ( ( x ) << ( s ) ) | ( ( x ) >> ( 32 - ( s ) ) ) )
#endif
#define ROUND1( a,b,c,d,k,s ) a = lshift( a + F( b,c,d ) + X[k], s )
#define ROUND2( a,b,c,d,k,s ) a = lshift( a + G( b,c,d ) + X[k] + 0x5A827999,s )
#define ROUND3( a,b,c,d,k,s ) a = lshift( a + H( b,c,d ) + X[k] + 0x6ED9EBA1,s )
/* this applies md4 to 64 byte chunks */
static void mdfour64( uint32 *M ){
static void mdfour64( std::uint32_t *M ){
int j;
uint32 AA, BB, CC, DD;
uint32 X[16];
uint32 A,B,C,D;
std::uint32_t AA, BB, CC, DD;
std::uint32_t X[16];
std::uint32_t A,B,C,D;
for ( j = 0; j < 16; j++ )
X[j] = M[j];
@ -92,18 +88,13 @@ static void mdfour64( uint32 *M ){
A += AA; B += BB; C += CC; D += DD;
#ifdef LARGE_INT32
A &= 0xFFFFFFFF; B &= 0xFFFFFFFF;
C &= 0xFFFFFFFF; D &= 0xFFFFFFFF;
#endif
for ( j = 0; j < 16; j++ )
X[j] = 0;
m->A = A; m->B = B; m->C = C; m->D = D;
}
static void copy64( uint32 *M, unsigned char *in ){
static void copy64( std::uint32_t *M, unsigned char *in ){
int i;
for ( i = 0; i < 16; i++ )
@ -111,7 +102,7 @@ static void copy64( uint32 *M, unsigned char *in ){
( in[i * 4 + 1] << 8 ) | ( in[i * 4 + 0] << 0 );
}
static void copy4( unsigned char *out,uint32 x ){
static void copy4( unsigned char *out, std::uint32_t x ){
out[0] = x & 0xFF;
out[1] = ( x >> 8 ) & 0xFF;
out[2] = ( x >> 16 ) & 0xFF;
@ -129,8 +120,8 @@ void mdfour_begin( struct mdfour *md ){
static void mdfour_tail( unsigned char *in, int n ){
unsigned char buf[128] = {0};
uint32 M[16];
uint32 b;
std::uint32_t M[16];
std::uint32_t b;
m->totalN += n;
@ -156,7 +147,7 @@ static void mdfour_tail( unsigned char *in, int n ){
}
void mdfour_update( struct mdfour *md, unsigned char *in, int n ){
uint32 M[16];
std::uint32_t M[16];
// start of edit by Forest 'LordHavoc' Hale
// commented out to prevent crashing when length is 0

16
tools/quake3/common/md4.h
View File

@ -28,21 +28,11 @@
#ifndef _MDFOUR_H
#define _MDFOUR_H
#ifndef int32
#define int32 int
#endif
#if SIZEOF_INT > 4
#define LARGE_INT32
#endif
#ifndef uint32
#define uint32 unsigned int32
#endif
#include <cstdint>
struct mdfour {
uint32 A, B, C, D;
uint32 totalN;
std::uint32_t A, B, C, D;
std::uint32_t totalN;
};
void mdfour_begin( struct mdfour *md ); // old: MD4Init