mirror of
https://github.com/swisspol/GCDWebServer.git
synced 2024-10-07 08:32:16 +08:00
705 lines
26 KiB
Objective-C
705 lines
26 KiB
Objective-C
/*
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Copyright (c) 2012-2014, Pierre-Olivier Latour
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* The name of Pierre-Olivier Latour may not be used to endorse
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or promote products derived from this software without specific
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prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL PIERRE-OLIVIER LATOUR BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import <netdb.h>
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#import "GCDWebServerPrivate.h"
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#define kHeadersReadBuffer 1024
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typedef void (^ReadBufferCompletionBlock)(dispatch_data_t buffer);
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typedef void (^ReadDataCompletionBlock)(NSData* data);
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typedef void (^ReadHeadersCompletionBlock)(NSData* extraData);
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typedef void (^ReadBodyCompletionBlock)(BOOL success);
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typedef void (^WriteBufferCompletionBlock)(BOOL success);
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typedef void (^WriteDataCompletionBlock)(BOOL success);
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typedef void (^WriteHeadersCompletionBlock)(BOOL success);
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typedef void (^WriteBodyCompletionBlock)(BOOL success);
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static NSData* _CRLFData = nil;
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static NSData* _CRLFCRLFData = nil;
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static NSData* _continueData = nil;
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static NSData* _lastChunkData = nil;
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static NSDateFormatter* _dateFormatter = nil;
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static dispatch_queue_t _formatterQueue = NULL;
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@interface GCDWebServerConnection () {
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@private
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GCDWebServer* _server;
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NSData* _localAddress;
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NSData* _remoteAddress;
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CFSocketNativeHandle _socket;
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NSUInteger _bytesRead;
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NSUInteger _bytesWritten;
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CFHTTPMessageRef _requestMessage;
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GCDWebServerRequest* _request;
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GCDWebServerHandler* _handler;
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CFHTTPMessageRef _responseMessage;
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GCDWebServerResponse* _response;
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NSInteger _statusCode;
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}
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@end
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@implementation GCDWebServerConnection (Read)
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- (void)_readBufferWithLength:(NSUInteger)length completionBlock:(ReadBufferCompletionBlock)block {
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dispatch_read(_socket, length, kGCDWebServerGCDQueue, ^(dispatch_data_t buffer, int error) {
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@autoreleasepool {
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if (error == 0) {
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size_t size = dispatch_data_get_size(buffer);
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if (size > 0) {
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LOG_DEBUG(@"Connection received %zu bytes on socket %i", size, _socket);
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_bytesRead += size;
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[self didUpdateBytesRead];
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block(buffer);
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} else {
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if (_bytesRead > 0) {
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LOG_ERROR(@"No more data available on socket %i", _socket);
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} else {
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LOG_WARNING(@"No data received from socket %i", _socket);
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}
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block(NULL);
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}
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} else {
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LOG_ERROR(@"Error while reading from socket %i: %s (%i)", _socket, strerror(error), error);
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block(NULL);
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}
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}
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});
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}
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- (void)_readDataWithCompletionBlock:(ReadDataCompletionBlock)block {
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[self _readBufferWithLength:SIZE_T_MAX completionBlock:^(dispatch_data_t buffer) {
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if (buffer) {
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NSMutableData* data = [[NSMutableData alloc] initWithCapacity:dispatch_data_get_size(buffer)];
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dispatch_data_apply(buffer, ^bool(dispatch_data_t region, size_t offset, const void* bufferChunk, size_t size) {
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[data appendBytes:bufferChunk length:size];
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return true;
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});
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block(data);
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ARC_RELEASE(data);
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} else {
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block(nil);
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}
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}];
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}
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- (void)_readHeadersWithCompletionBlock:(ReadHeadersCompletionBlock)block {
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DCHECK(_requestMessage);
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[self _readBufferWithLength:SIZE_T_MAX completionBlock:^(dispatch_data_t buffer) {
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if (buffer) {
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NSMutableData* data = [NSMutableData dataWithCapacity:kHeadersReadBuffer];
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dispatch_data_apply(buffer, ^bool(dispatch_data_t region, size_t offset, const void* bufferChunk, size_t size) {
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[data appendBytes:bufferChunk length:size];
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return true;
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});
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NSRange range = [data rangeOfData:_CRLFCRLFData options:0 range:NSMakeRange(0, data.length)];
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if (range.location == NSNotFound) {
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if (CFHTTPMessageAppendBytes(_requestMessage, data.bytes, data.length)) {
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[self _readHeadersWithCompletionBlock:block];
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} else {
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LOG_ERROR(@"Failed appending request headers data from socket %i", _socket);
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block(nil);
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}
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} else {
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NSUInteger length = range.location + range.length;
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if (CFHTTPMessageAppendBytes(_requestMessage, data.bytes, length)) {
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if (CFHTTPMessageIsHeaderComplete(_requestMessage)) {
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block([data subdataWithRange:NSMakeRange(length, data.length - length)]);
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} else {
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LOG_ERROR(@"Failed parsing request headers from socket %i", _socket);
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block(nil);
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}
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} else {
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LOG_ERROR(@"Failed appending request headers data from socket %i", _socket);
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block(nil);
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}
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}
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} else {
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block(nil);
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}
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}];
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}
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- (void)_readBodyWithRemainingLength:(NSUInteger)length completionBlock:(ReadBodyCompletionBlock)block {
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DCHECK([_request hasBody] && ![_request usesChunkedTransferEncoding]);
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[self _readBufferWithLength:length completionBlock:^(dispatch_data_t buffer) {
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if (buffer) {
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if (dispatch_data_get_size(buffer) <= length) {
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bool success = dispatch_data_apply(buffer, ^bool(dispatch_data_t region, size_t offset, const void* chunkBytes, size_t chunkSize) {
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NSData* data = [NSData dataWithBytesNoCopy:(void*)chunkBytes length:chunkSize freeWhenDone:NO];
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NSError* error = nil;
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if (![_request performWriteData:data error:&error]) {
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LOG_ERROR(@"Failed writing request body on socket %i: %@", _socket, error);
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return false;
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}
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return true;
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});
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if (success) {
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NSUInteger remainingLength = length - dispatch_data_get_size(buffer);
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if (remainingLength) {
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[self _readBodyWithRemainingLength:remainingLength completionBlock:block];
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} else {
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block(YES);
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}
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} else {
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block(NO);
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}
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} else {
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LOG_ERROR(@"Unexpected extra content reading request body on socket %i", _socket);
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block(NO);
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DNOT_REACHED();
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}
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} else {
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block(NO);
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}
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}];
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}
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static inline NSUInteger _ScanHexNumber(const void* bytes, NSUInteger size) {
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char buffer[size + 1];
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bcopy(bytes, buffer, size);
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buffer[size] = 0;
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char* end = NULL;
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long result = strtol(buffer, &end, 16);
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return ((end != NULL) && (*end == 0) && (result >= 0) ? result : NSNotFound);
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}
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- (void)_readNextBodyChunk:(NSMutableData*)chunkData completionBlock:(ReadBodyCompletionBlock)block {
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DCHECK([_request hasBody] && [_request usesChunkedTransferEncoding]);
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while (1) {
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NSRange range = [chunkData rangeOfData:_CRLFData options:0 range:NSMakeRange(0, chunkData.length)];
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if (range.location == NSNotFound) {
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break;
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}
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NSRange extensionRange = [chunkData rangeOfData:[NSData dataWithBytes:";" length:1] options:0 range:NSMakeRange(0, range.location)]; // Ignore chunk extensions
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NSUInteger length = _ScanHexNumber((char*)chunkData.bytes, extensionRange.location != NSNotFound ? extensionRange.location : range.location);
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if (length != NSNotFound) {
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if (length) {
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if (chunkData.length < range.location + range.length + length + 2) {
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break;
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}
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const char* ptr = (char*)chunkData.bytes + range.location + range.length + length;
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if ((*ptr == '\r') && (*(ptr + 1) == '\n')) {
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NSError* error = nil;
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if ([_request performWriteData:[chunkData subdataWithRange:NSMakeRange(range.location + range.length, length)] error:&error]) {
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[chunkData replaceBytesInRange:NSMakeRange(0, range.location + range.length + length + 2) withBytes:NULL length:0];
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} else {
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LOG_ERROR(@"Failed writing request body on socket %i: %@", _socket, error);
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block(NO);
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return;
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}
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} else {
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LOG_ERROR(@"Missing terminating CRLF sequence for chunk reading request body on socket %i", _socket);
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block(NO);
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return;
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}
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} else {
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NSRange trailerRange = [chunkData rangeOfData:_CRLFCRLFData options:0 range:NSMakeRange(range.location, chunkData.length - range.location)]; // Ignore trailers
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if (trailerRange.location != NSNotFound) {
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block(YES);
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return;
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}
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}
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} else {
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LOG_ERROR(@"Invalid chunk length reading request body on socket %i", _socket);
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block(NO);
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return;
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}
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}
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[self _readBufferWithLength:SIZE_T_MAX completionBlock:^(dispatch_data_t buffer) {
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if (buffer) {
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dispatch_data_apply(buffer, ^bool(dispatch_data_t region, size_t offset, const void* chunkBytes, size_t chunkSize) {
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[chunkData appendBytes:chunkBytes length:chunkSize];
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return true;
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});
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[self _readNextBodyChunk:chunkData completionBlock:block];
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} else {
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block(NO);
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}
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}];
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}
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@end
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@implementation GCDWebServerConnection (Write)
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- (void)_writeBuffer:(dispatch_data_t)buffer withCompletionBlock:(WriteBufferCompletionBlock)block {
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size_t size = dispatch_data_get_size(buffer);
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dispatch_write(_socket, buffer, kGCDWebServerGCDQueue, ^(dispatch_data_t data, int error) {
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@autoreleasepool {
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if (error == 0) {
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DCHECK(data == NULL);
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LOG_DEBUG(@"Connection sent %zu bytes on socket %i", size, _socket);
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_bytesWritten += size;
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[self didUpdateBytesWritten];
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block(YES);
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} else {
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LOG_ERROR(@"Error while writing to socket %i: %s (%i)", _socket, strerror(error), error);
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block(NO);
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}
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}
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});
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}
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- (void)_writeData:(NSData*)data withCompletionBlock:(WriteDataCompletionBlock)block {
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#if !__has_feature(objc_arc)
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[data retain];
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#endif
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dispatch_data_t buffer = dispatch_data_create(data.bytes, data.length, dispatch_get_main_queue(), ^{
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#if __has_feature(objc_arc)
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[data self]; // Keeps ARC from releasing data too early
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#else
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[data release];
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#endif
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});
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[self _writeBuffer:buffer withCompletionBlock:block];
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ARC_DISPATCH_RELEASE(buffer);
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}
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- (void)_writeHeadersWithCompletionBlock:(WriteHeadersCompletionBlock)block {
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DCHECK(_responseMessage);
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CFDataRef message = CFHTTPMessageCopySerializedMessage(_responseMessage);
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[self _writeData:(ARC_BRIDGE NSData*)message withCompletionBlock:block];
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CFRelease(message);
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}
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- (void)_writeBodyWithCompletionBlock:(WriteBodyCompletionBlock)block {
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DCHECK([_response hasBody]);
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NSError* error = nil;
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NSData* data = [_response performReadData:&error];
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if (data) {
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if (data.length) {
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if (_response.usesChunkedTransferEncoding) {
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const char* hexString = [[NSString stringWithFormat:@"%lx", (unsigned long)data.length] UTF8String];
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size_t hexLength = strlen(hexString);
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NSData* chunk = [NSMutableData dataWithLength:(hexLength + 2 + data.length + 2)];
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if (chunk == nil) {
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LOG_ERROR(@"Failed allocating memory for response body chunk for socket %i: %@", _socket, error);
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block(NO);
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return;
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}
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char* ptr = (char*)[(NSMutableData*)chunk mutableBytes];
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bcopy(hexString, ptr, hexLength);
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ptr += hexLength;
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*ptr++ = '\r';
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*ptr++ = '\n';
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bcopy(data.bytes, ptr, data.length);
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ptr += data.length;
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*ptr++ = '\r';
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*ptr = '\n';
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data = chunk;
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}
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[self _writeData:data withCompletionBlock:^(BOOL success) {
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if (success) {
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[self _writeBodyWithCompletionBlock:block];
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} else {
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block(NO);
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}
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}];
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} else {
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if (_response.usesChunkedTransferEncoding) {
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[self _writeData:_lastChunkData withCompletionBlock:^(BOOL success) {
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block(success);
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}];
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} else {
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block(YES);
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}
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}
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} else {
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LOG_ERROR(@"Failed reading response body for socket %i: %@", _socket, error);
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block(NO);
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}
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}
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@end
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@implementation GCDWebServerConnection
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@synthesize server=_server, localAddressData=_localAddress, remoteAddressData=_remoteAddress, totalBytesRead=_bytesRead, totalBytesWritten=_bytesWritten;
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+ (void)initialize {
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if (_CRLFData == nil) {
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_CRLFData = [[NSData alloc] initWithBytes:"\r\n" length:2];
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DCHECK(_CRLFData);
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}
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if (_CRLFCRLFData == nil) {
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_CRLFCRLFData = [[NSData alloc] initWithBytes:"\r\n\r\n" length:4];
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DCHECK(_CRLFCRLFData);
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}
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if (_continueData == nil) {
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CFHTTPMessageRef message = CFHTTPMessageCreateResponse(kCFAllocatorDefault, 100, NULL, kCFHTTPVersion1_1);
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#if __has_feature(objc_arc)
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_continueData = CFBridgingRelease(CFHTTPMessageCopySerializedMessage(message));
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#else
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_continueData = (NSData*)CFHTTPMessageCopySerializedMessage(message);
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#endif
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CFRelease(message);
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DCHECK(_continueData);
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}
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if (_lastChunkData == nil) {
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_lastChunkData = [[NSData alloc] initWithBytes:"0\r\n\r\n" length:5];
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}
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if (_dateFormatter == nil) {
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DCHECK([NSThread isMainThread]); // NSDateFormatter should be initialized on main thread
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_dateFormatter = [[NSDateFormatter alloc] init];
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_dateFormatter.timeZone = [NSTimeZone timeZoneWithAbbreviation:@"GMT"];
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_dateFormatter.dateFormat = @"EEE',' dd MMM yyyy HH':'mm':'ss 'GMT'";
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_dateFormatter.locale = ARC_AUTORELEASE([[NSLocale alloc] initWithLocaleIdentifier:@"en_US"]);
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DCHECK(_dateFormatter);
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}
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if (_formatterQueue == NULL) {
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_formatterQueue = dispatch_queue_create(NULL, DISPATCH_QUEUE_SERIAL);
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DCHECK(_formatterQueue);
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}
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}
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- (void)_initializeResponseHeadersWithStatusCode:(NSInteger)statusCode {
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_statusCode = statusCode;
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_responseMessage = CFHTTPMessageCreateResponse(kCFAllocatorDefault, statusCode, NULL, kCFHTTPVersion1_1);
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, CFSTR("Connection"), CFSTR("Close"));
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, CFSTR("Server"), (ARC_BRIDGE CFStringRef)[[_server class] serverName]);
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dispatch_sync(_formatterQueue, ^{
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NSString* date = [_dateFormatter stringFromDate:[NSDate date]];
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, CFSTR("Date"), (ARC_BRIDGE CFStringRef)date);
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});
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}
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// http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html
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- (void)_processRequest {
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DCHECK(_responseMessage == NULL);
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GCDWebServerResponse* response = [self processRequest:_request withBlock:_handler.processBlock];
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if (response) {
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NSError* error = nil;
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if ([response hasBody] && ![response performOpen:&error]) {
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LOG_ERROR(@"Failed opening response body for socket %i: %@", _socket, error);
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} else {
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_response = ARC_RETAIN(response);
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}
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}
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if (_response) {
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[self _initializeResponseHeadersWithStatusCode:_response.statusCode];
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if (_response.cacheControlMaxAge > 0) {
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, CFSTR("Cache-Control"), (ARC_BRIDGE CFStringRef)[NSString stringWithFormat:@"max-age=%i, public", (int)_response.cacheControlMaxAge]);
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} else {
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, CFSTR("Cache-Control"), CFSTR("no-cache"));
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}
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if (_response.contentType != nil) {
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, CFSTR("Content-Type"), (ARC_BRIDGE CFStringRef)_response.contentType);
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}
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if (_response.contentLength != NSNotFound) {
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, CFSTR("Content-Length"), (ARC_BRIDGE CFStringRef)[NSString stringWithFormat:@"%lu", (unsigned long)_response.contentLength]);
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}
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if (_response.usesChunkedTransferEncoding) {
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, CFSTR("Transfer-Encoding"), CFSTR("chunked"));
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}
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[_response.additionalHeaders enumerateKeysAndObjectsUsingBlock:^(id key, id obj, BOOL* stop) {
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CFHTTPMessageSetHeaderFieldValue(_responseMessage, (ARC_BRIDGE CFStringRef)key, (ARC_BRIDGE CFStringRef)obj);
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}];
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[self _writeHeadersWithCompletionBlock:^(BOOL success) {
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if (success) {
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if ([_response hasBody]) {
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[self _writeBodyWithCompletionBlock:^(BOOL successInner) {
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[_response performClose]; // TODO: There's nothing we can do on failure as headers have already been sent
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}];
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}
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} else if ([_response hasBody]) {
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[_response performClose];
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}
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}];
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} else {
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[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_InternalServerError];
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}
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}
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- (void)_readBodyWithLength:(NSUInteger)length initialData:(NSData*)initialData {
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NSError* error = nil;
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if (![_request performOpen:&error]) {
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LOG_ERROR(@"Failed opening request body for socket %i: %@", _socket, error);
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[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_InternalServerError];
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return;
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}
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if (initialData.length) {
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if (![_request performWriteData:initialData error:&error]) {
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LOG_ERROR(@"Failed writing request body on socket %i: %@", _socket, error);
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if (![_request performClose:&error]) {
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LOG_ERROR(@"Failed closing request body for socket %i: %@", _socket, error);
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}
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[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_InternalServerError];
|
|
return;
|
|
}
|
|
length -= initialData.length;
|
|
}
|
|
|
|
if (length) {
|
|
[self _readBodyWithRemainingLength:length completionBlock:^(BOOL success) {
|
|
|
|
NSError* localError = nil;
|
|
if ([_request performClose:&localError]) {
|
|
[self _processRequest];
|
|
} else {
|
|
LOG_ERROR(@"Failed closing request body for socket %i: %@", _socket, error);
|
|
[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_InternalServerError];
|
|
}
|
|
|
|
}];
|
|
} else {
|
|
if ([_request performClose:&error]) {
|
|
[self _processRequest];
|
|
} else {
|
|
LOG_ERROR(@"Failed closing request body for socket %i: %@", _socket, error);
|
|
[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_InternalServerError];
|
|
}
|
|
}
|
|
}
|
|
|
|
- (void)_readChunkedBodyWithInitialData:(NSData*)initialData {
|
|
NSError* error = nil;
|
|
if (![_request performOpen:&error]) {
|
|
LOG_ERROR(@"Failed opening request body for socket %i: %@", _socket, error);
|
|
[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_InternalServerError];
|
|
return;
|
|
}
|
|
|
|
NSMutableData* chunkData = [[NSMutableData alloc] initWithData:initialData];
|
|
[self _readNextBodyChunk:chunkData completionBlock:^(BOOL success) {
|
|
|
|
NSError* localError = nil;
|
|
if ([_request performClose:&localError]) {
|
|
[self _processRequest];
|
|
} else {
|
|
LOG_ERROR(@"Failed closing request body for socket %i: %@", _socket, error);
|
|
[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_InternalServerError];
|
|
}
|
|
|
|
}];
|
|
ARC_RELEASE(chunkData);
|
|
}
|
|
|
|
- (void)_readRequestHeaders {
|
|
_requestMessage = CFHTTPMessageCreateEmpty(kCFAllocatorDefault, true);
|
|
[self _readHeadersWithCompletionBlock:^(NSData* extraData) {
|
|
|
|
if (extraData) {
|
|
NSString* requestMethod = [ARC_BRIDGE_RELEASE(CFHTTPMessageCopyRequestMethod(_requestMessage)) uppercaseString];
|
|
DCHECK(requestMethod);
|
|
NSURL* requestURL = ARC_BRIDGE_RELEASE(CFHTTPMessageCopyRequestURL(_requestMessage));
|
|
DCHECK(requestURL);
|
|
NSString* requestPath = GCDWebServerUnescapeURLString(ARC_BRIDGE_RELEASE(CFURLCopyPath((CFURLRef)requestURL))); // Don't use -[NSURL path] which strips the ending slash
|
|
DCHECK(requestPath);
|
|
NSDictionary* requestQuery = nil;
|
|
NSString* queryString = ARC_BRIDGE_RELEASE(CFURLCopyQueryString((CFURLRef)requestURL, NULL)); // Don't use -[NSURL query] to make sure query is not unescaped;
|
|
if (queryString.length) {
|
|
requestQuery = GCDWebServerParseURLEncodedForm(queryString);
|
|
DCHECK(requestQuery);
|
|
}
|
|
NSDictionary* requestHeaders = ARC_BRIDGE_RELEASE(CFHTTPMessageCopyAllHeaderFields(_requestMessage));
|
|
DCHECK(requestHeaders);
|
|
for (_handler in _server.handlers) {
|
|
_request = ARC_RETAIN(_handler.matchBlock(requestMethod, requestURL, requestHeaders, requestPath, requestQuery));
|
|
if (_request) {
|
|
break;
|
|
}
|
|
}
|
|
if (_request) {
|
|
if (_request.hasBody) {
|
|
if (_request.usesChunkedTransferEncoding || (extraData.length <= _request.contentLength)) {
|
|
NSString* expectHeader = ARC_BRIDGE_RELEASE(CFHTTPMessageCopyHeaderFieldValue(_requestMessage, CFSTR("Expect")));
|
|
if (expectHeader) {
|
|
if ([expectHeader caseInsensitiveCompare:@"100-continue"] == NSOrderedSame) {
|
|
[self _writeData:_continueData withCompletionBlock:^(BOOL success) {
|
|
|
|
if (success) {
|
|
if (_request.usesChunkedTransferEncoding) {
|
|
[self _readChunkedBodyWithInitialData:extraData];
|
|
} else {
|
|
[self _readBodyWithLength:_request.contentLength initialData:extraData];
|
|
}
|
|
}
|
|
|
|
}];
|
|
} else {
|
|
LOG_ERROR(@"Unsupported 'Expect' / 'Content-Length' header combination on socket %i", _socket);
|
|
[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_ExpectationFailed];
|
|
}
|
|
} else {
|
|
if (_request.usesChunkedTransferEncoding) {
|
|
[self _readChunkedBodyWithInitialData:extraData];
|
|
} else {
|
|
[self _readBodyWithLength:_request.contentLength initialData:extraData];
|
|
}
|
|
}
|
|
} else {
|
|
LOG_ERROR(@"Unexpected 'Content-Length' header value on socket %i", _socket);
|
|
[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_BadRequest];
|
|
}
|
|
} else {
|
|
[self _processRequest];
|
|
}
|
|
} else {
|
|
_request = [[GCDWebServerRequest alloc] initWithMethod:requestMethod url:requestURL headers:requestHeaders path:requestPath query:requestQuery];
|
|
DCHECK(_request);
|
|
[self abortRequest:_request withStatusCode:kGCDWebServerHTTPStatusCode_MethodNotAllowed];
|
|
}
|
|
} else {
|
|
[self abortRequest:nil withStatusCode:kGCDWebServerHTTPStatusCode_InternalServerError];
|
|
}
|
|
|
|
}];
|
|
}
|
|
|
|
- (id)initWithServer:(GCDWebServer*)server localAddress:(NSData*)localAddress remoteAddress:(NSData*)remoteAddress socket:(CFSocketNativeHandle)socket {
|
|
if ((self = [super init])) {
|
|
_server = ARC_RETAIN(server);
|
|
_localAddress = ARC_RETAIN(localAddress);
|
|
_remoteAddress = ARC_RETAIN(remoteAddress);
|
|
_socket = socket;
|
|
|
|
[self open];
|
|
}
|
|
return self;
|
|
}
|
|
|
|
static NSString* _StringFromAddressData(NSData* data) {
|
|
NSString* string = nil;
|
|
const struct sockaddr* addr = data.bytes;
|
|
char hostBuffer[NI_MAXHOST];
|
|
char serviceBuffer[NI_MAXSERV];
|
|
if (getnameinfo(addr, addr->sa_len, hostBuffer, sizeof(hostBuffer), serviceBuffer, sizeof(serviceBuffer), NI_NUMERICHOST | NI_NUMERICSERV | NI_NOFQDN) >= 0) {
|
|
string = [NSString stringWithFormat:@"%s:%s", hostBuffer, serviceBuffer];
|
|
} else {
|
|
DNOT_REACHED();
|
|
}
|
|
return string;
|
|
}
|
|
|
|
- (NSString*)localAddressString {
|
|
return _StringFromAddressData(_localAddress);
|
|
}
|
|
|
|
- (NSString*)remoteAddressString {
|
|
return _StringFromAddressData(_remoteAddress);
|
|
}
|
|
|
|
- (void)dealloc {
|
|
[self close];
|
|
|
|
ARC_RELEASE(_server);
|
|
ARC_RELEASE(_localAddress);
|
|
ARC_RELEASE(_remoteAddress);
|
|
|
|
if (_requestMessage) {
|
|
CFRelease(_requestMessage);
|
|
}
|
|
ARC_RELEASE(_request);
|
|
|
|
if (_responseMessage) {
|
|
CFRelease(_responseMessage);
|
|
}
|
|
ARC_RELEASE(_response);
|
|
|
|
ARC_DEALLOC(super);
|
|
}
|
|
|
|
@end
|
|
|
|
@implementation GCDWebServerConnection (Subclassing)
|
|
|
|
- (void)open {
|
|
LOG_DEBUG(@"Did open connection on socket %i", _socket);
|
|
[self _readRequestHeaders];
|
|
}
|
|
|
|
- (void)didUpdateBytesRead {
|
|
;
|
|
}
|
|
|
|
- (void)didUpdateBytesWritten {
|
|
;
|
|
}
|
|
|
|
- (GCDWebServerResponse*)processRequest:(GCDWebServerRequest*)request withBlock:(GCDWebServerProcessBlock)block {
|
|
LOG_DEBUG(@"Connection on socket %i processing %@ request for \"%@\" (%lu bytes body)", _socket, _request.method, _request.path, (unsigned long)_bytesRead);
|
|
GCDWebServerResponse* response = nil;
|
|
@try {
|
|
response = block(request);
|
|
}
|
|
@catch (NSException* exception) {
|
|
LOG_EXCEPTION(exception);
|
|
}
|
|
return response;
|
|
}
|
|
|
|
- (void)abortRequest:(GCDWebServerRequest*)request withStatusCode:(NSInteger)statusCode {
|
|
DCHECK(_responseMessage == NULL);
|
|
DCHECK((statusCode >= 400) && (statusCode < 600));
|
|
[self _initializeResponseHeadersWithStatusCode:statusCode];
|
|
[self _writeHeadersWithCompletionBlock:^(BOOL success) {
|
|
; // Nothing more to do
|
|
}];
|
|
LOG_DEBUG(@"Connection aborted with status code %i on socket %i", (int)statusCode, _socket);
|
|
}
|
|
|
|
- (void)close {
|
|
int result = close(_socket);
|
|
if (result != 0) {
|
|
LOG_ERROR(@"Failed closing socket %i for connection (%i): %s", _socket, errno, strerror(errno));
|
|
}
|
|
LOG_DEBUG(@"Did close connection on socket %i", _socket);
|
|
LOG_VERBOSE(@"[%@] %@ %i \"%@ %@\" (%lu | %lu)", self.localAddressString, self.remoteAddressString, (int)_statusCode, _request.method, _request.path, (unsigned long)_bytesRead, (unsigned long)_bytesWritten);
|
|
}
|
|
|
|
@end
|