crashpad/util/net/url.cc
Mark Mentovai 6278690abe Update copyright boilerplate, 2022 edition (Crashpad)
sed -i '' -E -e 's/Copyright (.+) The Crashpad Authors\. All rights reserved\.$/Copyright \1 The Crashpad Authors/' $(git grep -El 'Copyright (.+) The Crashpad Authors\. All rights reserved\.$')

Bug: chromium:1098010
Change-Id: I8d6138469ddbe3d281a5d83f64cf918ec2491611
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3878262
Reviewed-by: Joshua Peraza <jperaza@chromium.org>
Commit-Queue: Mark Mentovai <mark@chromium.org>
2022-09-06 23:54:07 +00:00

93 lines
2.7 KiB
C++

// Copyright 2017 The Crashpad Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "util/net/url.h"
#include <string.h>
#include "base/logging.h"
#include "base/strings/stringprintf.h"
namespace crashpad {
std::string URLEncode(const std::string& url) {
const char kSafeCharacters[] = "-_.~";
std::string encoded;
encoded.reserve(url.length());
for (unsigned char character : url) {
if (((character >= 'A') && (character <= 'Z')) ||
((character >= 'a') && (character <= 'z')) ||
((character >= '0') && (character <= '9')) ||
(strchr(kSafeCharacters, character) != nullptr)) {
// Copy unreserved character.
encoded += character;
} else {
// Escape character.
encoded += base::StringPrintf("%%%02X", character);
}
}
return encoded;
}
bool CrackURL(const std::string& url,
std::string* scheme,
std::string* host,
std::string* port,
std::string* rest) {
std::string result_scheme;
std::string result_port;
size_t host_start;
static constexpr const char kHttp[] = "http://";
static constexpr const char kHttps[] = "https://";
if (url.compare(0, strlen(kHttp), kHttp) == 0) {
result_scheme = "http";
result_port = "80";
host_start = strlen(kHttp);
} else if (url.compare(0, strlen(kHttps), kHttps) == 0) {
result_scheme = "https";
result_port = "443";
host_start = strlen(kHttps);
} else {
LOG(ERROR) << "expecting http or https";
return false;
}
// Find the start of the resource.
size_t resource_start = url.find('/', host_start);
if (resource_start == std::string::npos) {
LOG(ERROR) << "no resource component";
return false;
}
scheme->swap(result_scheme);
port->swap(result_port);
std::string host_and_possible_port =
url.substr(host_start, resource_start - host_start);
size_t colon = host_and_possible_port.find(':');
if (colon == std::string::npos) {
*host = host_and_possible_port;
} else {
*host = host_and_possible_port.substr(0, colon);
*port = host_and_possible_port.substr(colon + 1);
}
*rest = url.substr(resource_start);
return true;
}
} // namespace crashpad