ZLKMedia/3rdpart/media-server/librtmp/include/rtmp-util.h

#ifndef _rtmp_util_h_
#define _rtmp_util_h_

#include <stdint.h>

static inline void be_write_uint16(uint8_t* ptr, uint16_t val)
{
	ptr[0] = (uint8_t)((val >> 8) & 0xFF);
	ptr[1] = (uint8_t)(val & 0xFF);
}

static inline void be_write_uint24(uint8_t* ptr, uint32_t val)
{
	ptr[0] = (uint8_t)((val >> 16) & 0xFF);
	ptr[1] = (uint8_t)((val >> 8) & 0xFF);
	ptr[2] = (uint8_t)(val & 0xFF);
}

static inline void be_write_uint32(uint8_t* ptr, uint32_t val)
{
	ptr[0] = (uint8_t)((val >> 24) & 0xFF);
	ptr[1] = (uint8_t)((val >> 16) & 0xFF);
	ptr[2] = (uint8_t)((val >> 8) & 0xFF);
	ptr[3] = (uint8_t)(val & 0xFF);
}

static inline void be_read_uint16(const uint8_t* ptr, uint16_t* val)
{
	*val = (ptr[0] << 8) | ptr[1];
}

static inline void be_read_uint24(const uint8_t* ptr, uint32_t* val)
{
	*val = (ptr[0] << 16) | (ptr[1] << 8) | ptr[2];
}

static inline void be_read_uint32(const uint8_t* ptr, uint32_t* val)
{
	*val = (ptr[0] << 24) | (ptr[1] << 16) | (ptr[2] << 8) | ptr[3];
}

static inline void le_write_uint32(uint8_t* ptr, uint32_t val)
{
	ptr[3] = (uint8_t)((val >> 24) & 0xFF);
	ptr[2] = (uint8_t)((val >> 16) & 0xFF);
	ptr[1] = (uint8_t)((val >> 8) & 0xFF);
	ptr[0] = (uint8_t)(val & 0xFF);
}

static inline void le_read_uint32(const uint8_t* ptr, uint32_t* val)
{
	*val = ptr[0] | (ptr[1] << 8) | (ptr[2] << 16) | (ptr[3] << 24);
}

#endif /* !_rtmp_util_h_ */