0001    /*
0002     The MIT License (MIT)
0003    
0004     Copyright (c) 2015 Shun Takebayashi
0005    
0006     Permission is hereby granted, free of charge, to any person obtaining a copy
0007     of this software and associated documentation files (the "Software"), to deal
0008     in the Software without restriction, including without limitation the rights
0009     to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
0010     copies of the Software, and to permit persons to whom the Software is
0011     furnished to do so, subject to the following conditions:
0012    
0013     The above copyright notice and this permission notice shall be included in all
0014     copies or substantial portions of the Software.
0015    
0016     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0017     IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0018     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
0019     AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
0020     LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
0021     OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
0022     SOFTWARE.
0023    */
0024    
0025    import Nest
0026    
0027    #if os(OSX)
0028        import Darwin
0029    #elseif os(Linux)
0030        import Glibc
0031    #endif
0032    
0033    enum WriterError
HTTPResponseWriter.swift:56
                throw WriterError.GenericError(error: errno)
: ErrorType {
0034        case GenericError
HTTPResponseWriter.swift:56
                throw WriterError.GenericError(error: errno)
(error: Int32)
0035    }
0036    
0037    public class HTTPResponseWriter
HTTPServer.swift:33
public typealias HTTPHandler = (HTTPRequest, HTTPResponseWriter) throws -> ()
HTTPServer.swift:56
        serve { (req: HTTPRequest, writer: HTTPResponseWriter) throws in
HTTPServer.swift:74
            let writer = HTTPResponseWriter(socket: client)
 {
0038    
0039        let socket
HTTPResponseWriter.swift:42
        self.socket = socket
HTTPResponseWriter.swift:54
            let sent = send(socket, bytes, rest, flags)
: Int32
0040    
0041        init
HTTPServer.swift:74
            let writer = HTTPResponseWriter(socket: client)
(socket: Int32) {
0042            self.socket = socket
0043        }
0044    
0045        public func write(bytes: UnsafePointer<Int8>) throws {
0046    #if os(Linux)
0047            let flags = Int32(MSG_NOSIGNAL)
0048    #else
0049            let flags = Int32(0)
0050    #endif
0051    
0052            var rest = Int(strlen(bytes))
0053            while rest > 0 {
0054                let sent = send(socket, bytes, rest, flags)
0055                if sent < 0 {
0056                    throw WriterError.GenericError(error: errno)
0057                }
0058                rest -= sent
0059            }
0060        }
0061    
0062        public func write(response: ResponseType) throws {
0063            try write("HTTP/1.0 \(response.statusLine)\r\n")
0064            var lengthWrote = false
0065            for header in response.headers {
0066                try write("\(header.0): \(header.1)\r\n")
0067                if header.0 == "Content-Length" {
0068                    lengthWrote = true
0069                }
0070            }
0071            if !lengthWrote {
0072                if let bytes = response.body?.bytes() {
0073                    try write("Content-Length: \(bytes.count - 1)\r\n")
0074                }
0075            }
0076            try write("\r\n")
0077            if let body = response.body?.bytes() {
0078                try write(body)
0079            }
0080        }
0081    
0082    }
0083