#include "StdAfx.h"
#include ".\replacepacket.h"
#include ".\httppacket.h"

const INT_PTR data_size = 723;
const unsigned char blank_iamge[data_size] = { 0xFF, 0xD8, 0xFF, 0xE0, 0x00, 0x10, 0x4A, 0x46, 0x49, 0x46, 0x00, 0x01, 0x01, 0x01, 0x00, 0x60, 0x00, 0x60, 0x00, 0x00, 0xFF, 0xDB, 0x00, 0x43, 0x00, 0x08, 0x06, 0x06, 0x07, 0x06, 0x05, 0x08, 0x07, 0x07, 0x07, 0x09, 0x09, 0x08, 0x0A, 0x0C, 0x14, 0x0D, 0x0C, 0x0B, 0x0B, 0x0C, 0x19, 0x12, 0x13, 0x0F, 0x14, 0x1D, 0x1A, 0x1F, 0x1E, 0x1D, 0x1A, 0x1C, 0x1C, 0x20, 0x24, 0x2E, 0x27, 0x20, 0x22, 0x2C, 0x23, 0x1C, 0x1C, 0x28, 0x37, 0x29, 0x2C, 0x30, 0x31, 0x34, 0x34, 0x34, 0x1F, 0x27, 0x39, 0x3D, 0x38, 0x32, 0x3C, 0x2E, 0x33, 0x34, 0x32, 0xFF, 0xDB, 0x00, 0x43, 0x01, 0x09, 0x09, 0x09, 0x0C, 0x0B, 0x0C, 0x18, 0x0D, 0x0D, 0x18, 0x32, 0x21, 0x1C, 0x21, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0xFF, 0xC0, 0x00, 0x11, 0x08, 0x00, 0x3C, 0x00, 0x57, 0x03, 0x01, 0x22, 0x00, 0x02, 0x11, 0x01, 0x03, 0x11, 0x01, 0xFF, 0xC4, 0x00, 0x1F, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0xFF, 0xC4, 0x00, 0xB5, 0x10, 0x00, 0x02, 0x01, 0x03, 0x03, 0x02, 0x04, 0x03, 0x05, 0x05, 0x04, 0x04, 0x00, 0x00, 0x01, 0x7D, 0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, 0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, 0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xA1, 0x08, 0x23, 0x42, 0xB1, 0xC1, 0x15, 0x52, 0xD1, 0xF0, 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0A, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8, 0xE9, 0xEA, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA, 0xFF, 0xC4, 0x00, 0x1F, 0x01, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0xFF, 0xC4, 0x00, 0xB5, 0x11, 0x00, 0x02, 0x01, 0x02, 0x04, 0x04, 0x03, 0x04, 0x07, 0x05, 0x04, 0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01, 0x02, 0x03, 0x11, 0x04, 0x05, 0x21, 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, 0x13, 0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91, 0xA1, 0xB1, 0xC1, 0x09, 0x23, 0x33, 0x52, 0xF0, 0x15, 0x62, 0x72, 0xD1, 0x0A, 0x16, 0x24, 0x34, 0xE1, 0x25, 0xF1, 0x17, 0x18, 0x19, 0x1A, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8, 0xE9, 0xEA, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA, 0xFF, 0xDA, 0x00, 0x0C, 0x03, 0x01, 0x00, 0x02, 0x11, 0x03, 0x11, 0x00, 0x3F, 0x00, 0xF7, 0xFA, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x0A, 0x28, 0xA2, 0x80, 0x3F, 0xFF, 0xD9, };

const char * content_length = "Content-Length: 723\r\n";
const INT_PTR constent_length_str_length = 21;
const char * content_type = "Content-Type: image/jpeg\r\n";
const INT_PTR content_type_str_length = 26;

const char * new_line = "\r\n";
const INT_PTR new_line_length = 2;
const char * header_tail = "\r\n\r\n";
const INT_PTR header_tail_length = 4;

INT_PTR FillBlankPacket(HTTPPacket *packet, HTTPPacket *new_packet) {
	INT_PTR written;

	INT_PTR iIndex = 0;
	char buffer[2048] = {0};
	// header line;
	strcpy(buffer, packet->getHeader()->getHeaderLine());
	iIndex += (INT_PTR)strlen(packet->getHeader()->getHeaderLine());
	strcpy(buffer+iIndex, new_line);
	iIndex += new_line_length;

	// 增加日期信息
	const INT_PTR date_length = (INT_PTR)strlen(packet->getHeader()->getDate());
	if (0 != date_length) {
		strcpy(buffer+iIndex, HTTP_RESPONSE_HEADER::HEADER_DATE);
		iIndex += (INT_PTR)strlen(HTTP_RESPONSE_HEADER::HEADER_DATE);
		strcpy(buffer +iIndex, " ");
		iIndex += 1;
		strcpy(buffer+iIndex, packet->getHeader()->getDate());
		iIndex += date_length;
		strcpy(buffer+iIndex, new_line);
		iIndex += new_line_length;
	}

	// 增加服务器信息
	const INT_PTR server_length = (INT_PTR)strlen(packet->getHeader()->getServer());
	if (0 != server_length) {
		strcpy(buffer+iIndex, HTTP_RESPONSE_HEADER::HEADER_SERVER);
		iIndex += strlen(HTTP_RESPONSE_HEADER::HEADER_SERVER);
		strcpy(buffer +iIndex, " ");
		iIndex += 1;
		strcpy(buffer+iIndex, packet->getHeader()->getServer());
		iIndex += server_length;
		strcpy(buffer+iIndex, new_line);
		iIndex += new_line_length;
	}
	
	// 数据长度
	strcpy(buffer+iIndex, content_length);
	iIndex += constent_length_str_length;

	// 数据类型
	strcpy(buffer+iIndex, content_type);
	iIndex += content_type_str_length;

	// 链接类型
	const char *connection = (packet->getHeader()->getConnectionState() == HTTP_RESPONSE_HEADER::CONNECT_KEEP_ALIVE) ? 
		HTTP_RESPONSE_HEADER::CONNECTION_KEEP_ALIVE_NAME : HTTP_RESPONSE_HEADER::CONNECTION_CLOSE_NAME;

	strcpy(buffer+iIndex, HTTP_RESPONSE_HEADER::HEADER_CONNECTION);
	iIndex += (INT_PTR)strlen(HTTP_RESPONSE_HEADER::HEADER_CONNECTION);
	strcpy(buffer +iIndex, " ");
	iIndex += 1;
	strcpy(buffer+iIndex, connection);
	iIndex += (INT_PTR)strlen(connection);

	// 尾部
	strcpy(buffer+iIndex, header_tail);
	iIndex += header_tail_length;

	// 数据
	memcpy(buffer + iIndex, blank_iamge, data_size);
	iIndex += data_size;

	new_packet->addBuffer(buffer, iIndex+1, &written);
	assert (new_packet->getRawPacket() != NULL);
	assert (new_packet->isComplete() == true);
	return 0;
}