SoundNote/Classes/MGMTypes.h
2011-03-03 10:29:24 -06:00

100 lines
2.7 KiB
Objective-C

//
// MGMTypes.h
//
// Created by Mr. Gecko on 2/24/10.
// No Copyright Claimed. Public Domain.
//
#ifdef __NEXT_RUNTIME__
#import <Foundation/Foundation.h>
#endif
#define INT64(n) n ## ULL
#define ROR32(x, b) ((x >> b) | (x << (32 - b)))
#define ROR64(x, b) ((x >> b) | (x << (64 - b)))
#define SHR(x, b) (x >> b)
#define MDFileReadLength 1048576
static const char hexdigits[] = "0123456789abcdef";
static const unsigned char MDPadding[128] =
{
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
static uint32_t getu32(const uint8_t *addr) {
return ((uint32_t)addr[0] << 24)
| ((uint32_t)addr[1] << 16)
| ((uint32_t)addr[2] << 8)
| ((uint32_t)addr[3]);
}
static void putu32(uint32_t data, uint8_t *addr) {
addr[0] = (uint8_t)(data >> 24);
addr[1] = (uint8_t)(data >> 16);
addr[2] = (uint8_t)(data >> 8);
addr[3] = (uint8_t)data;
}
static uint64_t getu64(const uint8_t *addr) {
return ((uint64_t)addr[0] << 56)
| ((uint64_t)addr[1] << 48)
| ((uint64_t)addr[2] << 40)
| ((uint64_t)addr[3] << 32)
| ((uint64_t)addr[4] << 24)
| ((uint64_t)addr[5] << 16)
| ((uint64_t)addr[6] << 8)
| ((uint64_t)addr[7]);
}
static void putu64(uint64_t data, uint8_t *addr) {
addr[0] = (uint8_t)(data >> 56);
addr[1] = (uint8_t)(data >> 48);
addr[2] = (uint8_t)(data >> 40);
addr[3] = (uint8_t)(data >> 32);
addr[4] = (uint8_t)(data >> 24);
addr[5] = (uint8_t)(data >> 16);
addr[6] = (uint8_t)(data >> 8);
addr[7] = (uint8_t)data;
}
static uint32_t getu32l(const uint8_t *addr) {
return ((uint32_t)addr[0])
| ((uint32_t)addr[1] << 8)
| ((uint32_t)addr[2] << 16)
| ((uint32_t)addr[3] << 24);
}
static void putu32l(uint32_t data, uint8_t *addr) {
addr[0] = (uint8_t)data;
addr[1] = (uint8_t)(data >> 8);
addr[2] = (uint8_t)(data >> 16);
addr[3] = (uint8_t)(data >> 24);
}
static uint64_t getu64l(const uint8_t *addr) {
return ((uint64_t)addr[0])
| ((uint64_t)addr[1] << 8)
| ((uint64_t)addr[2] << 16)
| ((uint64_t)addr[3] << 24)
| ((uint64_t)addr[4] << 32)
| ((uint64_t)addr[5] << 40)
| ((uint64_t)addr[6] << 48)
| ((uint64_t)addr[7] << 56);
}
static void putu64l(uint64_t data, uint8_t *addr) {
addr[0] = (uint8_t)data;
addr[1] = (uint8_t)(data >> 8);
addr[2] = (uint8_t)(data >> 16);
addr[3] = (uint8_t)(data >> 24);
addr[4] = (uint8_t)(data >> 32);
addr[5] = (uint8_t)(data >> 40);
addr[6] = (uint8_t)(data >> 48);
addr[7] = (uint8_t)(data >> 56);
}