X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-http;a=blobdiff_plain;f=php_http_message_parser.c;h=23cf4f8b79357779c82be746f16b8d1e063d76e5;hp=20954716da9510bddc1b3bf97a29212540e5aad0;hb=66f7e8b6b937976c9c1d3dbfb86a90141b19b5c6;hpb=386eac96d8be8fe55be83cb3b4a54ecd0988d24d diff --git a/php_http_message_parser.c b/php_http_message_parser.c index 2095471..23cf4f8 100644 --- a/php_http_message_parser.c +++ b/php_http_message_parser.c @@ -1,4 +1,16 @@ -#include "php_http.h" +/* + +--------------------------------------------------------------------+ + | PECL :: http | + +--------------------------------------------------------------------+ + | Redistribution and use in source and binary forms, with or without | + | modification, are permitted provided that the conditions mentioned | + | in the accompanying LICENSE file are met. | + +--------------------------------------------------------------------+ + | Copyright (c) 2004-2011, Michael Wallner | + +--------------------------------------------------------------------+ +*/ + +#include "php_http_api.h" typedef struct php_http_message_parser_state_spec { php_http_message_parser_state_t state; @@ -74,10 +86,10 @@ PHP_HTTP_API void php_http_message_parser_dtor(php_http_message_parser_t *parser php_http_header_parser_dtor(&parser->header); zend_stack_destroy(&parser->stack); if (parser->dechunk) { - php_http_encoding_stream_free(&parser->dechunk TSRMLS_CC); + php_http_encoding_stream_free(&parser->dechunk); } if (parser->inflate) { - php_http_encoding_stream_free(&parser->inflate TSRMLS_CC); + php_http_encoding_stream_free(&parser->inflate); } } @@ -90,6 +102,77 @@ PHP_HTTP_API void php_http_message_parser_free(php_http_message_parser_t **parse } } +PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse_stream(php_http_message_parser_t *parser, php_stream *s, php_http_message_t **message) +{ + php_http_buffer_t buf; + TSRMLS_FETCH_FROM_CTX(parser->ts); + + php_http_buffer_init_ex(&buf, 0x1000, PHP_HTTP_BUFFER_INIT_PREALLOC); + + while (!php_stream_eof(s)) { + size_t len = 0; + + switch (php_http_message_parser_state_is(parser)) { + case PHP_HTTP_MESSAGE_PARSER_STATE_START: + case PHP_HTTP_MESSAGE_PARSER_STATE_HEADER: + case PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE: + /* read line */ + php_stream_get_line(s, buf.data, buf.free, &len); + buf.used += len; + buf.free -= len; + break; + + case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB: + /* read all */ + len = php_stream_read(s, buf.data, buf.free); + buf.used += len; + buf.free -= len; + break; + + case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH: + /* read body_length */ + len = php_stream_read(s, buf.data, MIN(buf.free, parser->body_length)); + buf.used += len; + buf.free -= len; + break; + + case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED: + /* duh, this is very naive */ + if (len) { + size_t read = php_stream_read(s, buf.data, MIN(len, buf.free)); + + buf.used += read; + buf.free -= read; + + len -= read; + } else { + php_stream_get_line(s, buf.data, buf.free, &len); + buf.used += len; + buf.free -= len; + + len = strtoul(buf.data - len, NULL, 16); + } + break; + + case PHP_HTTP_MESSAGE_PARSER_STATE_BODY: + case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE: + /* should not occur */ + abort(); + break; + + case PHP_HTTP_MESSAGE_PARSER_STATE_DONE: + case PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE: + php_http_buffer_dtor(&buf); + return php_http_message_parser_state_is(parser); + } + + php_http_message_parser_parse(parser, &buf, 0, message); + } + + php_http_buffer_dtor(&buf); + return PHP_HTTP_MESSAGE_PARSER_STATE_DONE; +} + PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_http_message_parser_t *parser, php_http_buffer_t *buffer, unsigned flags, php_http_message_t **message) { @@ -101,8 +184,8 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h while (buffer->used || !php_http_message_parser_states[php_http_message_parser_state_is(parser)].need_data) { #if 0 const char *state[] = {"START", "HEADER", "HEADER_DONE", "BODY", "BODY_DUMB", "BODY_LENGTH", "BODY_CHUNK", "BODY_DONE", "DONE"}; - fprintf(stderr, "#MP: %s (%d) %.*s…\n", - state[php_http_message_parser_state_is(parser)], (*message)->type, MIN(32, buffer->used), buffer->data); + fprintf(stderr, "#MP: %s (%d)\n", php_http_message_parser_state_is(parser) < 0 ? "FAILURE" : state[php_http_message_parser_state_is(parser)], message && *message ? (*message)->type : -1); + _dpf(0, buffer->data, buffer->used); #endif switch (php_http_message_parser_state_pop(parser)) @@ -130,7 +213,7 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h { unsigned header_parser_flags = (flags & PHP_HTTP_MESSAGE_PARSER_CLEANUP) ? PHP_HTTP_HEADER_PARSER_CLEANUP : 0; - switch (php_http_header_parser_parse(&parser->header, buffer, header_parser_flags, &(*message)->hdrs, (php_http_info_callback_t) php_http_message_info_callback, message)) { + switch (php_http_header_parser_parse(&parser->header, buffer, header_parser_flags, *message ? &(*message)->hdrs : NULL, (php_http_info_callback_t) php_http_message_info_callback, message)) { case PHP_HTTP_HEADER_PARSER_STATE_FAILURE: return PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE; @@ -163,20 +246,6 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h zend_hash_del(&(*message)->hdrs, "Content-Range", sizeof("Content-Range")); } - if ((h = php_http_message_header(*message, ZEND_STRL("Content-Encoding"), 1))) { - if (strstr(Z_STRVAL_P(h), "gzip") || strstr(Z_STRVAL_P(h), "x-gzip") || strstr(Z_STRVAL_P(h), "deflate")) { - if (parser->inflate) { - php_http_encoding_stream_reset(&parser->inflate); - } else { - parser->inflate = php_http_encoding_stream_init(NULL, php_http_encoding_stream_get_inflate_ops(), 0 TSRMLS_CC); - } - zend_hash_update(&(*message)->hdrs, "X-Original-Content-Encoding", sizeof("X-Original-Content-Encoding"), &h, sizeof(zval *), NULL); - zend_hash_del(&(*message)->hdrs, "Content-Encoding", sizeof("Content-Encoding")); - } else { - zval_ptr_dtor(&h); - } - } - /* default */ MAKE_STD_ZVAL(h); ZVAL_LONG(h, 0); @@ -205,58 +274,79 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h zval_ptr_dtor(&h_con); } - if (h_te) { - if (strstr(Z_STRVAL_PP(h_te), "chunked")) { - parser->dechunk = php_http_encoding_stream_init(parser->dechunk, php_http_encoding_stream_get_dechunk_ops(), 0 TSRMLS_CC); - php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED); - break; + if ((h = php_http_message_header(*message, ZEND_STRL("Content-Encoding"), 1))) { + if (php_http_match(Z_STRVAL_P(h), "gzip", PHP_HTTP_MATCH_WORD) + || php_http_match(Z_STRVAL_P(h), "x-gzip", PHP_HTTP_MATCH_WORD) + || php_http_match(Z_STRVAL_P(h), "deflate", PHP_HTTP_MATCH_WORD) + ) { + if (parser->inflate) { + php_http_encoding_stream_reset(&parser->inflate); + } else { + parser->inflate = php_http_encoding_stream_init(NULL, php_http_encoding_stream_get_inflate_ops(), 0 TSRMLS_CC); + } + zend_hash_update(&(*message)->hdrs, "X-Original-Content-Encoding", sizeof("X-Original-Content-Encoding"), &h, sizeof(zval *), NULL); + zend_hash_del(&(*message)->hdrs, "Content-Encoding", sizeof("Content-Encoding")); + } else { + zval_ptr_dtor(&h); } } - if (h_cl) { - char *stop; - - parser->body_length = strtoul(Z_STRVAL_PP(h_cl), &stop, 10); - - if (stop != Z_STRVAL_PP(h_cl)) { - php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH); - break; + if ((flags & PHP_HTTP_MESSAGE_PARSER_DUMB_BODIES)) { + php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB); + } else { + if (h_te) { + if (strstr(Z_STRVAL_PP(h_te), "chunked")) { + parser->dechunk = php_http_encoding_stream_init(parser->dechunk, php_http_encoding_stream_get_dechunk_ops(), 0 TSRMLS_CC); + php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED); + break; + } } - } - if (h_cr) { - ulong total = 0, start = 0, end = 0; + if (h_cl) { + char *stop; - if (!strncasecmp(Z_STRVAL_PP(h_cr), "bytes", lenof("bytes")) - && ( Z_STRVAL_P(h)[lenof("bytes")] == ':' - || Z_STRVAL_P(h)[lenof("bytes")] == ' ' - || Z_STRVAL_P(h)[lenof("bytes")] == '=' - ) - ) { - char *total_at = NULL, *end_at = NULL; - char *start_at = Z_STRVAL_PP(h_cr) + sizeof("bytes"); - - start = strtoul(start_at, &end_at, 10); - if (end_at) { - end = strtoul(end_at + 1, &total_at, 10); - if (total_at && strncmp(total_at + 1, "*", 1)) { - total = strtoul(total_at + 1, NULL, 10); - } + parser->body_length = strtoul(Z_STRVAL_PP(h_cl), &stop, 10); + + if (stop != Z_STRVAL_PP(h_cl)) { + php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH); + break; + } + } - if (end >= start && (!total || end < total)) { - parser->body_length = end + 1 - start; - php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH); - break; + if (h_cr) { + ulong total = 0, start = 0, end = 0; + + if (!strncasecmp(Z_STRVAL_PP(h_cr), "bytes", lenof("bytes")) + && ( Z_STRVAL_P(h)[lenof("bytes")] == ':' + || Z_STRVAL_P(h)[lenof("bytes")] == ' ' + || Z_STRVAL_P(h)[lenof("bytes")] == '=' + ) + ) { + char *total_at = NULL, *end_at = NULL; + char *start_at = Z_STRVAL_PP(h_cr) + sizeof("bytes"); + + start = strtoul(start_at, &end_at, 10); + if (end_at) { + end = strtoul(end_at + 1, &total_at, 10); + if (total_at && strncmp(total_at + 1, "*", 1)) { + total = strtoul(total_at + 1, NULL, 10); + } + + if (end >= start && (!total || end < total)) { + parser->body_length = end + 1 - start; + php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH); + break; + } } } } - } - if ((*message)->type == PHP_HTTP_REQUEST) { - php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_DONE); - } else { - php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB); + if ((*message)->type == PHP_HTTP_REQUEST) { + php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_DONE); + } else { + php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB); + } } break; } @@ -270,7 +360,7 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h char *dec_str = NULL; size_t dec_len; - if (SUCCESS != php_http_encoding_stream_update(parser->inflate, str, len, &dec_str, &dec_len TSRMLS_CC)) { + if (SUCCESS != php_http_encoding_stream_update(parser->inflate, str, len, &dec_str, &dec_len)) { return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE); } @@ -309,7 +399,7 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h len = buffer->used; cut = len; - php_http_message_parser_state_push(parser, 2, !buffer->used?PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE:PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB, PHP_HTTP_MESSAGE_PARSER_STATE_BODY); + php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE, PHP_HTTP_MESSAGE_PARSER_STATE_BODY); break; } @@ -338,7 +428,7 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h char *dec_str = NULL; size_t dec_len; - if (SUCCESS != php_http_encoding_stream_update(parser->dechunk, buffer->data, buffer->used, &dec_str, &dec_len TSRMLS_CC)) { + if (SUCCESS != php_http_encoding_stream_update(parser->dechunk, buffer->data, buffer->used, &dec_str, &dec_len)) { return FAILURE; } @@ -363,7 +453,7 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h char *dec_str = NULL; size_t dec_len; - if (SUCCESS != php_http_encoding_stream_finish(parser->dechunk, &dec_str, &dec_len TSRMLS_CC)) { + if (SUCCESS != php_http_encoding_stream_finish(parser->dechunk, &dec_str, &dec_len)) { return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE); } php_http_encoding_stream_dtor(parser->dechunk); @@ -394,3 +484,13 @@ PHP_HTTP_API php_http_message_parser_state_t php_http_message_parser_parse(php_h return php_http_message_parser_state_is(parser); } + +/* + * Local variables: + * tab-width: 4 + * c-basic-offset: 4 + * End: + * vim600: noet sw=4 ts=4 fdm=marker + * vim<600: noet sw=4 ts=4 + */ +