164 static int hpack_integer_decode(const uint8_t *buf, size_t datalen,  in hpack_integer_decode()  argument
173 	if (datalen == 0) {  in hpack_integer_decode()
188 		if (--datalen == 0) {  in hpack_integer_decode()
214 	uint8_t *buf = header->buf + header->datalen;  in hpack_huffman_decode()
215 	size_t buflen = sizeof(header->buf) - header->datalen;  in hpack_huffman_decode()
233 	header->datalen += ret;  in hpack_huffman_decode()
238 static int hpack_string_decode(const uint8_t *buf, size_t datalen,  in hpack_string_decode()  argument
249 	if (datalen == 0) {  in hpack_string_decode()
255 	ret = hpack_integer_decode(buf, datalen, HPACK_STRING_PREFIX_LEN,  in hpack_string_decode()
262 	datalen -= ret;  in hpack_string_decode()
265 	if (str_len > datalen) {  in hpack_string_decode()
289 static int hpack_handle_indexed(const uint8_t *buf, size_t datalen,  in hpack_handle_indexed()  argument
296 	ret = hpack_integer_decode(buf, datalen, HPACK_PREFIX_LEN_INDEXED,  in hpack_handle_indexed()
323 static int hpack_handle_literal(const uint8_t *buf, size_t datalen,  in hpack_handle_literal()  argument
330 	header->datalen = 0;  in hpack_handle_literal()
332 	ret = hpack_integer_decode(buf, datalen, prefix_len, &index);  in hpack_handle_literal()
339 	datalen -= ret;  in hpack_handle_literal()
343 		ret = hpack_string_decode(buf, datalen, HPACK_HEADER_NAME,  in hpack_handle_literal()
351 		datalen -= ret;  in hpack_handle_literal()
369 	ret = hpack_string_decode(buf, datalen, HPACK_HEADER_VALUE, header);  in hpack_handle_literal()
379 static int hpack_handle_literal_index(const uint8_t *buf, size_t datalen,  in hpack_handle_literal_index()  argument
384 	return hpack_handle_literal(buf, datalen, header,  in hpack_handle_literal_index()
388 static int hpack_handle_literal_no_index(const uint8_t *buf, size_t datalen,  in hpack_handle_literal_no_index()  argument
391 	return hpack_handle_literal(buf, datalen, header,  in hpack_handle_literal_no_index()
395 static int hpack_handle_dynamic_size_update(const uint8_t *buf, size_t datalen)  in hpack_handle_dynamic_size_update()  argument
401 		buf, datalen, HPACK_PREFIX_LEN_DYNAMIC_TABLE_SIZE_UPDATE, &max_size);  in hpack_handle_dynamic_size_update()
411 int http_hpack_decode_header(const uint8_t *buf, size_t datalen,  in http_hpack_decode_header()  argument
421 	if (datalen == 0) {  in http_hpack_decode_header()
428 		ret = hpack_handle_indexed(buf, datalen, header);  in http_hpack_decode_header()
431 		ret = hpack_handle_literal_index(buf, datalen, header);  in http_hpack_decode_header()
436 		ret = hpack_handle_literal_no_index(buf, datalen, header);  in http_hpack_decode_header()
439 		ret = hpack_handle_dynamic_size_update(buf, datalen);  in http_hpack_decode_header()