wehub-resource-sync
98 lines
4.0 KiB
C++
98 lines
4.0 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#include <cstring>
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#include "brpc/details/http_parser.h"
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#include "brpc/http_method.h"
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#define kMinInputLength 5
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#define kMaxInputLength 4096
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static int on_url_cb(brpc::http_parser* p, const char* at, size_t length) { return 0; }
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static int on_header_field_cb(brpc::http_parser* p, const char* at, size_t length) { return 0; }
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static int on_header_value_cb(brpc::http_parser* p, const char* at, size_t length) { return 0; }
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static int on_body_cb(brpc::http_parser* p, const char* at, size_t length) { return 0; }
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static int on_message_begin_cb(brpc::http_parser* p) { return 0; }
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static int on_headers_complete_cb(brpc::http_parser* p) { return 0; }
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static int on_message_complete_cb(brpc::http_parser* p) { return 0; }
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extern "C" int
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LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
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{
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if (size < kMinInputLength || size > kMaxInputLength){
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return 1;
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}
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// Use first byte to select mode
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uint8_t mode = data[0] % 4;
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const uint8_t *payload = data + 1;
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size_t payload_size = size - 1;
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switch (mode) {
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case 0: {
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// Fuzz low-level HTTP request parsing
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brpc::http_parser parser;
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brpc::http_parser_init(&parser, brpc::HTTP_REQUEST);
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brpc::http_parser_settings settings;
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memset(&settings, 0, sizeof(settings));
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settings.on_url = on_url_cb;
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settings.on_header_field = on_header_field_cb;
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settings.on_header_value = on_header_value_cb;
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settings.on_body = on_body_cb;
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settings.on_message_begin = on_message_begin_cb;
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settings.on_headers_complete = on_headers_complete_cb;
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settings.on_message_complete = on_message_complete_cb;
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brpc::http_parser_execute(&parser, &settings,
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reinterpret_cast<const char*>(payload), payload_size);
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break;
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}
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case 1: {
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// Fuzz low-level HTTP response parsing
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brpc::http_parser parser;
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brpc::http_parser_init(&parser, brpc::HTTP_RESPONSE);
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brpc::http_parser_settings settings;
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memset(&settings, 0, sizeof(settings));
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settings.on_url = on_url_cb;
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settings.on_header_field = on_header_field_cb;
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settings.on_header_value = on_header_value_cb;
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settings.on_body = on_body_cb;
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settings.on_message_begin = on_message_begin_cb;
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settings.on_headers_complete = on_headers_complete_cb;
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settings.on_message_complete = on_message_complete_cb;
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brpc::http_parser_execute(&parser, &settings,
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reinterpret_cast<const char*>(payload), payload_size);
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break;
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}
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case 2: {
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// Fuzz URL parsing (not connect)
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brpc::http_parser_url u;
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brpc::http_parser_parse_url(reinterpret_cast<const char*>(payload),
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payload_size, 0, &u);
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break;
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}
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case 3: {
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// Fuzz URL parsing (connect mode)
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brpc::http_parser_url u;
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brpc::http_parser_parse_url(reinterpret_cast<const char*>(payload),
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payload_size, 1, &u);
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break;
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}
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}
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return 0;
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}
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