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#include "rtmputils.h"
#include <string>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <arpa/inet.h>
/*
* Used to do unaligned loads on archs that don't support them. GCC can mostly
* optimize these away.
*/
uint32_t load_be32(const void *p)
{
uint32_t val;
memcpy(&val, p, sizeof val);
return ntohl(val);
}
uint16_t load_be16(const void *p)
{
uint16_t val;
memcpy(&val, p, sizeof val);
return ntohs(val);
}
uint32_t load_le32(const void *p)
{
const uint8_t *data = (const uint8_t *) p;
return data[0] | ((uint32_t) data[1] << 8) |
((uint32_t) data[2] << 16) | ((uint32_t) data[3] << 24);
}
uint32_t load_be24(const void *p)
{
const uint8_t *data = (const uint8_t *) p;
return data[2] | ((uint32_t) data[1] << 8) | ((uint32_t) data[0] << 16);
}
void set_be24(void *p, uint32_t val)
{
uint8_t *data = (uint8_t *) p;
data[0] = val >> 16;
data[1] = val >> 8;
data[2] = val;
}
void set_le32(void *p, uint32_t val)
{
uint8_t *data = (uint8_t *) p;
data[0] = val;
data[1] = val >> 8;
data[2] = val >> 16;
data[3] = val >> 24;
}
const std::string strf(const char *fmt, ...)
{
va_list vl;
va_start(vl, fmt);
char *buf = NULL;
vasprintf(&buf, fmt, vl);
va_end(vl);
std::string s(buf);
free(buf);
return s;
}
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