libowfat/buffer/prs_u16.c

25 lines
472 B
C
Raw Normal View History

#include "parse.h"
uint16_t prs_u16(struct bytestream* bs) {
return bs_get(bs) | (bs_get(bs) << 8);
}
#ifdef UNITTEST
#include <assert.h>
2020-10-30 14:36:05 +00:00
#undef UNITTEST
#include "buffer/bs_get.c"
#include "buffer/bs_err.c"
// mock this
ssize_t buffer_getc(buffer* b,char* c) { return 0; }
int main() {
struct bytestream bs = BS_FROM_MEMBUF("\x34\x12",2);
assert(prs_u16(&bs) == 0x1234);
assert(bs_err(&bs) == 0);
assert(prs_u16(&bs) == 0);
assert(bs_err(&bs));
}
#endif