Exemplo n.º 1
0
static fz_off_t
file_tell(fz_context *ctx, void *opaque)
{
	FILE *file = opaque;
	fz_off_t off = fz_ftell(file);
	if (off == -1)
		fz_throw(ctx, FZ_ERROR_GENERIC, "cannot ftell: %s", strerror(errno));
	return off;
}
Exemplo n.º 2
0
static void seek_file(fz_context *ctx, fz_stream *stm, fz_off_t offset, int whence)
{
	fz_file_stream *state = stm->state;
	fz_off_t n = fz_fseek(state->file, offset, whence);
	if (n < 0)
		fz_throw(ctx, FZ_ERROR_GENERIC, "cannot seek: %s", strerror(errno));
	stm->pos = fz_ftell(state->file);
	stm->rp = state->buffer;
	stm->wp = state->buffer;
}