35 sshbuf_get(struct sshbuf *buf, void *v, size_t len)  in sshbuf_get()  argument
40 	if ((r = sshbuf_consume(buf, len)) < 0)  in sshbuf_get()
42 	if (v != NULL && len != 0)  in sshbuf_get()
43 		memcpy(v, p, len);  in sshbuf_get()
100 check_offset(const struct sshbuf *buf, int wr, size_t offset, size_t len)  in check_offset()  argument
104 	if (offset >= SIZE_MAX - len)  in check_offset()
106 	if (offset + len > sshbuf_len(buf)) {  in check_offset()
114 check_roffset(const struct sshbuf *buf, size_t offset, size_t len,  in check_roffset()  argument
120 	if ((r = check_offset(buf, 0, offset, len)) != 0)  in check_roffset()
190 	size_t len;  in sshbuf_get_string()  local
197 	if ((r = sshbuf_get_string_direct(buf, &val, &len)) < 0)  in sshbuf_get_string()
200 		if ((*valp = malloc(len + 1)) == NULL) {  in sshbuf_get_string()
204 		if (len != 0)  in sshbuf_get_string()
205 			memcpy(*valp, val, len);  in sshbuf_get_string()
206 		(*valp)[len] = '\0';  in sshbuf_get_string()
209 		*lenp = len;  in sshbuf_get_string()
216 	size_t len;  in sshbuf_get_string_direct()  local
224 	if ((r = sshbuf_peek_string_direct(buf, &p, &len)) < 0)  in sshbuf_get_string_direct()
229 		*lenp = len;  in sshbuf_get_string_direct()
230 	if (sshbuf_consume(buf, len + 4) != 0) {  in sshbuf_get_string_direct()
243 	u_int32_t len;  in sshbuf_peek_string_direct()  local
254 	len = PEEK_U32(p);  in sshbuf_peek_string_direct()
255 	if (len > SSHBUF_SIZE_MAX - 4) {  in sshbuf_peek_string_direct()
259 	if (sshbuf_len(buf) - 4 < len) {  in sshbuf_peek_string_direct()
266 		*lenp = len;  in sshbuf_peek_string_direct()
273 	size_t len;  in sshbuf_get_cstring()  local
281 	if ((r = sshbuf_peek_string_direct(buf, &p, &len)) != 0)  in sshbuf_get_cstring()
284 	if (len > 0 &&  in sshbuf_get_cstring()
285 	    (z = memchr(p , '\0', len)) != NULL && z < p + len - 1) {  in sshbuf_get_cstring()
292 		if ((*valp = malloc(len + 1)) == NULL) {  in sshbuf_get_cstring()
296 		if (len != 0)  in sshbuf_get_cstring()
297 			memcpy(*valp, p, len);  in sshbuf_get_cstring()
298 		(*valp)[len] = '\0';  in sshbuf_get_cstring()
301 		*lenp = (size_t)len;  in sshbuf_get_cstring()
308 	u_int32_t len;  in sshbuf_get_stringb()  local
318 	    (r = sshbuf_get_u32(buf, &len)) != 0 ||  in sshbuf_get_stringb()
319 	    (r = sshbuf_reserve(v, len, &p)) != 0 ||  in sshbuf_get_stringb()
320 	    (r = sshbuf_get(buf, p, len)) != 0)  in sshbuf_get_stringb()
326 sshbuf_put(struct sshbuf *buf, const void *v, size_t len)  in sshbuf_put()  argument
331 	if ((r = sshbuf_reserve(buf, len, &p)) < 0)  in sshbuf_put()
333 	if (len != 0)  in sshbuf_put()
334 		memcpy(p, v, len);  in sshbuf_put()
362 	int r, len;  in sshbuf_putfv()  local
366 	if ((len = vsnprintf(NULL, 0, fmt, ap2)) < 0) {  in sshbuf_putfv()
370 	if (len == 0) {  in sshbuf_putfv()
376 	if ((r = sshbuf_reserve(buf, (size_t)len + 1, &p)) < 0)  in sshbuf_putfv()
378 	if ((r = vsnprintf((char *)p, len + 1, fmt, ap2)) != len) {  in sshbuf_putfv()
440 check_woffset(struct sshbuf *buf, size_t offset, size_t len, u_char **p)  in check_woffset()  argument
445 	if ((r = check_offset(buf, 1, offset, len)) != 0)  in check_woffset()
502 sshbuf_poke(struct sshbuf *buf, size_t offset, void *v, size_t len)  in sshbuf_poke()  argument
507 	if ((r = check_woffset(buf, offset, len, &p)) != 0)  in sshbuf_poke()
509 	memcpy(p, v, len);  in sshbuf_poke()
514 sshbuf_put_string(struct sshbuf *buf, const void *v, size_t len)  in sshbuf_put_string()  argument
519 	if (len > SSHBUF_SIZE_MAX - 4) {  in sshbuf_put_string()
523 	if ((r = sshbuf_reserve(buf, len + 4, &d)) < 0)  in sshbuf_put_string()
525 	POKE_U32(d, len);  in sshbuf_put_string()
526 	if (len != 0)  in sshbuf_put_string()
527 		memcpy(d + 4, v, len);  in sshbuf_put_string()
550 	size_t len;  in sshbuf_froms()  local
557 	if ((r = sshbuf_peek_string_direct(buf, &p, &len)) != 0)  in sshbuf_froms()
559 	if ((ret = sshbuf_from(p, len)) == NULL)  in sshbuf_froms()
561 	if ((r = sshbuf_consume(buf, len + 4)) != 0 ||  /* Shouldn't happen */  in sshbuf_froms()
571 sshbuf_put_bignum2_bytes(struct sshbuf *buf, const void *v, size_t len)  in sshbuf_put_bignum2_bytes()  argument
577 	if (len > SSHBUF_SIZE_MAX - 5) {  in sshbuf_put_bignum2_bytes()
582 	for (; len > 0 && *s == 0; len--, s++)  in sshbuf_put_bignum2_bytes()
588 	prepend = len > 0 && (s[0] & 0x80) != 0;  in sshbuf_put_bignum2_bytes()
589 	if ((r = sshbuf_reserve(buf, len + 4 + prepend, &d)) < 0)  in sshbuf_put_bignum2_bytes()
591 	POKE_U32(d, len + prepend);  in sshbuf_put_bignum2_bytes()
594 	if (len != 0)  in sshbuf_put_bignum2_bytes()
595 		memcpy(d + 4 + prepend, s, len);  in sshbuf_put_bignum2_bytes()
604 	size_t len, olen;  in sshbuf_get_bignum2_bytes_direct()  local
609 	len = olen;  in sshbuf_get_bignum2_bytes_direct()
611 	if ((len != 0 && (*d & 0x80) != 0))  in sshbuf_get_bignum2_bytes_direct()
614 	if (len > SSHBUF_MAX_BIGNUM + 1 ||  in sshbuf_get_bignum2_bytes_direct()
615 	    (len == SSHBUF_MAX_BIGNUM + 1 && *d != 0))  in sshbuf_get_bignum2_bytes_direct()
618 	while (len > 0 && *d == 0x00) {  in sshbuf_get_bignum2_bytes_direct()
620 		len--;  in sshbuf_get_bignum2_bytes_direct()
625 		*lenp = len;  in sshbuf_get_bignum2_bytes_direct()