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https://github.com/yhirose/cpp-httplib
synced 2024-11-21 14:29:10 -07:00
Fixed #30
This commit is contained in:
yhirose
parent
cca90184aa
commit
459f197ed0
1 changed files with 81 additions and 71 deletions
152
httplib.h
152
httplib.h
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@ -130,6 +130,9 @@ public:
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virtual int read(char* ptr, size_t size) = 0;
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virtual int write(const char* ptr, size_t size1) = 0;
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virtual int write(const char* ptr) = 0;
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template <typename ...Args>
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void write_format(const char* fmt, const Args& ...args);
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};
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class SocketStream : public Stream {
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@ -209,7 +212,7 @@ protected:
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private:
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bool read_response_line(Stream& strm, Response& res);
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void add_default_headers(Request& req);
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void write_request(Stream& strm, const Request& req, const char* ver);
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virtual bool read_and_close_socket(socket_t sock, const Request& req, Response& res);
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};
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@ -277,6 +280,8 @@ void split(const char* b, const char* e, char d, Fn fn)
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}
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}
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// NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer`
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// to store data. The call can set memory on stack for performance.
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class stream_line_reader {
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public:
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stream_line_reader(Stream& strm, char* fixed_buffer, size_t fixed_buffer_size)
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@ -341,32 +346,6 @@ private:
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std::string glowable_buffer_;
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};
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template <typename ...Args>
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inline void stream_write_format(Stream& strm, const char* fmt, const Args& ...args)
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{
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const auto bufsiz = 2048;
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char buf[bufsiz];
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auto n = snprintf(buf, bufsiz - 1, fmt, args...);
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if (n > 0) {
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if (n >= bufsiz - 1) {
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std::vector<char> glowable_buf(bufsiz);
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while (n >= static_cast<int>(glowable_buf.size() - 1)) {
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glowable_buf.resize(glowable_buf.size() * 2);
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#if defined(_MSC_VER) && _MSC_VER < 1900
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n = _snprintf_s(&glowable_buf[0], glowable_buf.size(), glowable_buf.size() - 1, fmt, args...);
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#else
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n = snprintf(&glowable_buf[0], glowable_buf.size() - 1, fmt, args...);
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#endif
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}
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strm.write(&glowable_buf[0], n);
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} else {
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strm.write(buf, n);
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}
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}
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}
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inline int close_socket(socket_t sock)
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{
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#ifdef _WIN32
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@ -733,25 +712,13 @@ inline void write_headers(Stream& strm, const T& info)
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for (const auto& x: info.headers) {
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if (x.first != "Content-Type" && x.first != "Content-Length") {
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stream_write_format(strm, "%s: %s\r\n", x.first.c_str(), x.second.c_str());
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strm.write_format("%s: %s\r\n", x.first.c_str(), x.second.c_str());
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}
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}
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auto t = get_header_value(info.headers, "Content-Type", "text/plain");
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stream_write_format(strm, "Content-Type: %s\r\n", t);
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stream_write_format(strm, "Content-Length: %ld\r\n", info.body.size());
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strm.write("\r\n");
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}
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inline void write_response(Stream& strm, const Request& req, const Response& res)
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{
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stream_write_format(strm, "HTTP/1.0 %d %s\r\n", res.status, status_message(res.status));
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write_headers(strm, res);
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if (!res.body.empty() && req.method != "HEAD") {
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strm.write(res.body.c_str(), res.body.size());
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}
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strm.write_format("Content-Type: %s\r\n", t);
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strm.write_format("Content-Length: %ld\r\n", info.body.size());
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}
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inline std::string encode_url(const std::string& s)
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@ -886,23 +853,6 @@ inline std::string decode_url(const std::string& s)
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return result;
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}
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inline void write_request(Stream& strm, const Request& req, const char* ver)
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{
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auto path = encode_url(req.path);
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stream_write_format(strm, "%s %s %s\r\n", req.method.c_str(), path.c_str(), ver);
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write_headers(strm, req);
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if (!req.body.empty()) {
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if (req.has_header("application/x-www-form-urlencoded")) {
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auto str = encode_url(req.body);
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strm.write(str.c_str(), str.size());
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} else {
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strm.write(req.body.c_str(), req.body.size());
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}
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}
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}
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inline void parse_query_text(const std::string& s, MultiMap& params)
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{
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split(&s[0], &s[s.size()], '&', [&](const char* b, const char* e) {
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@ -1110,6 +1060,33 @@ inline void Response::set_content(const std::string& s, const char* content_type
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set_header("Content-Type", content_type);
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}
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// Rstream implementation
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template <typename ...Args>
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inline void Stream::write_format(const char* fmt, const Args& ...args)
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{
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const auto bufsiz = 2048;
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char buf[bufsiz];
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auto n = snprintf(buf, bufsiz - 1, fmt, args...);
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if (n > 0) {
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if (n >= bufsiz - 1) {
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std::vector<char> glowable_buf(bufsiz);
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while (n >= static_cast<int>(glowable_buf.size() - 1)) {
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glowable_buf.resize(glowable_buf.size() * 2);
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#if defined(_MSC_VER) && _MSC_VER < 1900
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n = _snprintf_s(&glowable_buf[0], glowable_buf.size(), glowable_buf.size() - 1, fmt, args...);
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#else
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n = snprintf(&glowable_buf[0], glowable_buf.size() - 1, fmt, args...);
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#endif
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}
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write(&glowable_buf[0], n);
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} else {
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write(buf, n);
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}
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}
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}
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// Socket stream implementation
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inline SocketStream::SocketStream(socket_t sock): sock_(sock)
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{
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@ -1252,7 +1229,16 @@ inline void Server::write_response(Stream& strm, const Request& req, Response& r
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error_handler_(req, res);
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}
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detail::write_response(strm, req, res);
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strm.write_format(
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"HTTP/1.0 %d %s\r\n",
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res.status, detail::status_message(res.status));
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detail::write_headers(strm, res);
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strm.write("\r\n");
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if (!res.body.empty() && req.method != "HEAD") {
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strm.write(res.body.c_str(), res.body.size());
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}
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if (logger_) {
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logger_(req, res);
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@ -1410,11 +1396,45 @@ inline bool Client::send(const Request& req, Response& res)
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return read_and_close_socket(sock, req, res);
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}
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inline void Client::write_request(Stream& strm, const Request& req, const char* ver)
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{
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auto path = detail::encode_url(req.path);
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// Request line
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strm.write_format(
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"%s %s %s\r\n", req.method.c_str(), path.c_str(), ver);
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// Headers
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strm.write_format("Host: %s\r\n", host_and_port_.c_str());
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if (!req.has_header("Accept")) {
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strm.write("Accept: */*\r\n");
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}
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if (!req.has_header("User-Agent")) {
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strm.write("User-Agent: cpp-httplib/0.1\r\n");
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}
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detail::write_headers(strm, req);
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strm.write("\r\n");
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// Body
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if (!req.body.empty()) {
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if (req.has_header("application/x-www-form-urlencoded")) {
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auto str = detail::encode_url(req.body);
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strm.write(str.c_str(), str.size());
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} else {
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strm.write(req.body.c_str(), req.body.size());
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}
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}
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}
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inline bool Client::process_request(Stream& strm, const Request& req, Response& res)
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{
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// Send request
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auto ver = detail::http_version_strings[static_cast<size_t>(http_version_)];
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detail::write_request(strm, req, ver);
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write_request(strm, req, ver);
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// Receive response
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if (!read_response_line(strm, res) ||
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@ -1438,20 +1458,12 @@ inline bool Client::read_and_close_socket(socket_t sock, const Request& req, Res
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});
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}
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inline void Client::add_default_headers(Request& req)
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{
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req.set_header("Host", host_and_port_.c_str());
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req.set_header("Accept", "*/*");
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req.set_header("User-Agent", "cpp-httplib/0.1");
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}
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inline std::shared_ptr<Response> Client::get(const char* path, Progress callback)
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{
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Request req;
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req.method = "GET";
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req.path = path;
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req.progress = callback;
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add_default_headers(req);
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auto res = std::make_shared<Response>();
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@ -1463,7 +1475,6 @@ inline std::shared_ptr<Response> Client::head(const char* path)
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Request req;
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req.method = "HEAD";
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req.path = path;
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add_default_headers(req);
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auto res = std::make_shared<Response>();
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@ -1476,7 +1487,6 @@ inline std::shared_ptr<Response> Client::post(
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Request req;
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req.method = "POST";
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req.path = path;
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add_default_headers(req);
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req.set_header("Content-Type", content_type);
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req.body = body;
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