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Rev | Author | Line No. | Line |
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4158 | hidnplayr | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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7512 | hidnplayr | 3 | ;; Copyright (C) KolibriOS team 2004-2018. All rights reserved. ;; |
4158 | hidnplayr | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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6 | ;; HTTP library for KolibriOS ;; |
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7 | ;; ;; |
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8 | ;; Written by hidnplayr@kolibrios.org ;; |
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4233 | hidnplayr | 9 | ;; Proxy code written by CleverMouse ;; |
4158 | hidnplayr | 10 | ;; ;; |
11 | ;; GNU GENERAL PUBLIC LICENSE ;; |
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12 | ;; Version 2, June 1991 ;; |
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13 | ;; ;; |
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14 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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15 | |||
16 | ; references: |
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17 | ; "HTTP made really easy", http://www.jmarshall.com/easy/http/ |
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18 | ; "Hypertext Transfer Protocol -- HTTP/1.1", http://tools.ietf.org/html/rfc2616 |
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19 | |||
20 | |||
21 | URLMAXLEN = 65535 |
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7512 | hidnplayr | 22 | BUFFERSIZE = 512*1024 |
4690 | hidnplayr | 23 | TIMEOUT = 500 ; in 1/100 s |
4158 | hidnplayr | 24 | |
25 | __DEBUG__ = 1 |
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7296 | hidnplayr | 26 | __DEBUG_LEVEL__ = 1 |
4158 | hidnplayr | 27 | |
28 | |||
29 | format MS COFF |
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30 | |||
31 | public @EXPORT as 'EXPORTS' |
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32 | |||
33 | include '../../../struct.inc' |
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34 | include '../../../proc32.inc' |
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35 | include '../../../macros.inc' |
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36 | purge section,mov,add,sub |
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37 | include '../../../debug-fdo.inc' |
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38 | |||
39 | include '../../../network.inc' |
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40 | include 'http.inc' |
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41 | |||
42 | virtual at 0 |
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43 | http_msg http_msg |
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44 | end virtual |
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45 | |||
46 | macro copy_till_zero { |
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4241 | hidnplayr | 47 | local .copyloop, .copydone |
48 | .copyloop: |
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4158 | hidnplayr | 49 | lodsb |
50 | test al, al |
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4241 | hidnplayr | 51 | jz .copydone |
4158 | hidnplayr | 52 | stosb |
4241 | hidnplayr | 53 | jmp .copyloop |
54 | .copydone: |
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4158 | hidnplayr | 55 | } |
56 | |||
5534 | hidnplayr | 57 | macro HTTP_init_buffer buffer, socketnum, flags { |
4167 | hidnplayr | 58 | |
59 | mov eax, buffer |
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60 | push socketnum |
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61 | popd [eax + http_msg.socket] |
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4541 | hidnplayr | 62 | lea esi, [eax + http_msg.http_header] |
5534 | hidnplayr | 63 | push flags |
64 | pop [eax + http_msg.flags] |
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65 | or [eax + http_msg.flags], FLAG_CONNECTED |
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4167 | hidnplayr | 66 | mov [eax + http_msg.write_ptr], esi |
7512 | hidnplayr | 67 | |
68 | mov ebx, [buffersize] |
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69 | sub ebx, http_msg.http_header |
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70 | mov [eax + http_msg.buffer_length], ebx |
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4167 | hidnplayr | 71 | mov [eax + http_msg.chunk_ptr], 0 |
72 | |||
73 | mov [eax + http_msg.status], 0 |
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74 | mov [eax + http_msg.header_length], 0 |
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4541 | hidnplayr | 75 | mov [eax + http_msg.content_ptr], 0 |
4167 | hidnplayr | 76 | mov [eax + http_msg.content_length], 0 |
4168 | hidnplayr | 77 | mov [eax + http_msg.content_received], 0 |
4206 | hidnplayr | 78 | |
79 | push eax ebp |
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80 | mov ebp, eax |
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4690 | hidnplayr | 81 | mcall 26, 9 |
4206 | hidnplayr | 82 | mov [ebp + http_msg.timestamp], eax |
83 | pop ebp eax |
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4167 | hidnplayr | 84 | } |
85 | |||
4158 | hidnplayr | 86 | section '.flat' code readable align 16 |
87 | |||
88 | ;;===========================================================================;; |
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89 | lib_init: ;//////////////////////////////////////////////////////////////////;; |
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90 | ;;---------------------------------------------------------------------------;; |
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91 | ;? Library entry point (called after library load) ;; |
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92 | ;;---------------------------------------------------------------------------;; |
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93 | ;> eax = pointer to memory allocation routine ;; |
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94 | ;> ebx = pointer to memory freeing routine ;; |
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95 | ;> ecx = pointer to memory reallocation routine ;; |
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96 | ;> edx = pointer to library loading routine ;; |
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97 | ;;---------------------------------------------------------------------------;; |
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4209 | hidnplayr | 98 | ;< eax = 1 (fail) / 0 (ok) ;; |
4158 | hidnplayr | 99 | ;;===========================================================================;; |
100 | mov [mem.alloc], eax |
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101 | mov [mem.free], ebx |
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102 | mov [mem.realloc], ecx |
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103 | mov [dll.load], edx |
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104 | |||
105 | invoke dll.load, @IMPORT |
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4209 | hidnplayr | 106 | test eax, eax |
107 | jnz .error |
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4158 | hidnplayr | 108 | |
109 | ; load proxy settings |
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4216 | hidnplayr | 110 | pusha |
4158 | hidnplayr | 111 | invoke ini.get_str, inifile, sec_proxy, key_proxy, proxyAddr, 256, proxyAddr |
112 | invoke ini.get_int, inifile, sec_proxy, key_proxyport, 80 |
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113 | mov [proxyPort], eax |
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114 | invoke ini.get_str, inifile, sec_proxy, key_user, proxyUser, 256, proxyUser |
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115 | invoke ini.get_str, inifile, sec_proxy, key_password, proxyPassword, 256, proxyPassword |
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4216 | hidnplayr | 116 | popa |
4158 | hidnplayr | 117 | |
4212 | hidnplayr | 118 | DEBUGF 1, "HTTP library: init OK\n" |
4158 | hidnplayr | 119 | xor eax, eax |
120 | ret |
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121 | |||
4209 | hidnplayr | 122 | .error: |
5732 | hidnplayr | 123 | DEBUGF 2, "ERROR loading http.obj dependencies\n" |
4158 | hidnplayr | 124 | xor eax, eax |
4209 | hidnplayr | 125 | inc eax |
4158 | hidnplayr | 126 | ret |
127 | |||
128 | |||
4996 | hidnplayr | 129 | ;;================================================================================================;; |
7512 | hidnplayr | 130 | proc HTTP_buffersize_get ;////////////////////////////////////////////////////////////////////////;; |
131 | ;;------------------------------------------------------------------------------------------------;; |
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132 | ;? Get HTTP buffer size ;; |
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133 | ;;------------------------------------------------------------------------------------------------;; |
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134 | ;< eax = buffer size in bytes ;; |
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135 | ;;================================================================================================;; |
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136 | |||
137 | mov eax, [BUFFERSIZE] |
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138 | ret |
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139 | |||
140 | endp |
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141 | |||
142 | ;;================================================================================================;; |
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143 | proc HTTP_buffersize_set ;////////////////////////////////////////////////////////////////////////;; |
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144 | ;;------------------------------------------------------------------------------------------------;; |
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145 | ;? Set HTTP buffer size ;; |
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146 | ;;------------------------------------------------------------------------------------------------;; |
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147 | ;> eax = buffer size in bytes ;; |
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148 | ;;================================================================================================;; |
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149 | |||
150 | mov [BUFFERSIZE], eax |
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151 | ret |
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152 | |||
153 | endp |
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154 | |||
155 | |||
156 | ;;================================================================================================;; |
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4996 | hidnplayr | 157 | proc HTTP_disconnect identifier ;/////////////////////////////////////////////////////////////////;; |
158 | ;;------------------------------------------------------------------------------------------------;; |
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159 | ;? Stops the open connection ;; |
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160 | ;;------------------------------------------------------------------------------------------------;; |
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161 | ;> identifier = pointer to buffer containing http_msg struct. ;; |
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162 | ;;------------------------------------------------------------------------------------------------;; |
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163 | ;< none ;; |
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164 | ;;================================================================================================;; |
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4158 | hidnplayr | 165 | |
4996 | hidnplayr | 166 | pusha |
167 | mov ebp, [identifier] |
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4158 | hidnplayr | 168 | |
4996 | hidnplayr | 169 | test [ebp + http_msg.flags], FLAG_CONNECTED |
170 | jz .error |
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171 | and [ebp + http_msg.flags], not FLAG_CONNECTED |
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172 | mcall close, [ebp + http_msg.socket] |
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173 | |||
174 | popa |
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175 | ret |
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176 | |||
177 | .error: |
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7006 | hidnplayr | 178 | DEBUGF 1, "Cannot close already closed connection!\n" |
4996 | hidnplayr | 179 | popa |
180 | ret |
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181 | |||
182 | endp |
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183 | |||
184 | |||
4158 | hidnplayr | 185 | ;;================================================================================================;; |
4996 | hidnplayr | 186 | proc HTTP_free identifier ;///////////////////////////////////////////////////////////////////////;; |
187 | ;;------------------------------------------------------------------------------------------------;; |
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188 | ;? Free the http_msg structure ;; |
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189 | ;;------------------------------------------------------------------------------------------------;; |
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190 | ;> identifier = pointer to buffer containing http_msg struct. ;; |
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191 | ;;------------------------------------------------------------------------------------------------;; |
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192 | ;< none ;; |
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193 | ;;================================================================================================;; |
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194 | DEBUGF 1, "HTTP_free: 0x%x\n", [identifier] |
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195 | pusha |
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196 | mov ebp, [identifier] |
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197 | |||
198 | test [ebp + http_msg.flags], FLAG_CONNECTED |
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199 | jz .not_connected |
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200 | and [ebp + http_msg.flags], not FLAG_CONNECTED |
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201 | mcall close, [ebp + http_msg.socket] |
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202 | |||
203 | .not_connected: |
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204 | invoke mem.free, ebp |
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205 | |||
206 | popa |
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207 | ret |
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208 | |||
209 | endp |
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210 | |||
5534 | hidnplayr | 211 | |
212 | |||
4996 | hidnplayr | 213 | ;;================================================================================================;; |
5534 | hidnplayr | 214 | proc HTTP_get URL, identifier, flags, add_header ;////////////////////////////////////////////////;; |
4158 | hidnplayr | 215 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 216 | ;? Initiates a HTTP connection, using 'GET' method. ;; |
4158 | hidnplayr | 217 | ;;------------------------------------------------------------------------------------------------;; |
5534 | hidnplayr | 218 | ;> URL = pointer to ASCIIZ URL ;; |
219 | ;> identifier = Identifier of an already open connection, or NULL to create a new one. ;; |
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220 | ;> flags = Flags indicating how to threat the connection. ;; |
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221 | ;> add_header = pointer to additional header parameters (ASCIIZ), or NULL for none. ;; |
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4158 | hidnplayr | 222 | ;;------------------------------------------------------------------------------------------------;; |
223 | ;< eax = 0 (error) / buffer ptr ;; |
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224 | ;;================================================================================================;; |
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225 | locals |
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226 | hostname dd ? |
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227 | pageaddr dd ? |
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228 | socketnum dd ? |
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229 | buffer dd ? |
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4167 | hidnplayr | 230 | port dd ? |
4158 | hidnplayr | 231 | endl |
232 | |||
5537 | hidnplayr | 233 | and [flags], 0xff00 ; filter out invalid flags |
5534 | hidnplayr | 234 | |
4216 | hidnplayr | 235 | pusha |
236 | |||
4158 | hidnplayr | 237 | ; split the URL into hostname and pageaddr |
238 | stdcall parse_url, [URL] |
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239 | test eax, eax |
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240 | jz .error |
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241 | mov [hostname], eax |
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242 | mov [pageaddr], ebx |
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4221 | hidnplayr | 243 | mov [port], ecx |
4158 | hidnplayr | 244 | |
5534 | hidnplayr | 245 | mov eax, [identifier] |
246 | test eax, eax |
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247 | jz .open_new |
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248 | test [eax + http_msg.flags], FLAG_CONNECTED |
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249 | jz .error |
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250 | mov eax, [eax + http_msg.socket] |
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251 | mov [socketnum], eax |
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252 | jmp .send_request |
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253 | |||
4167 | hidnplayr | 254 | ; Connect to the other side. |
5534 | hidnplayr | 255 | .open_new: |
4167 | hidnplayr | 256 | stdcall open_connection, [hostname], [port] |
4158 | hidnplayr | 257 | test eax, eax |
4167 | hidnplayr | 258 | jz .error |
259 | mov [socketnum], eax |
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4158 | hidnplayr | 260 | |
4167 | hidnplayr | 261 | ; Create the HTTP request. |
5534 | hidnplayr | 262 | .send_request: |
7512 | hidnplayr | 263 | invoke mem.alloc, [buffersize] |
4158 | hidnplayr | 264 | test eax, eax |
265 | jz .error |
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4167 | hidnplayr | 266 | mov [buffer], eax |
267 | mov edi, eax |
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4541 | hidnplayr | 268 | DEBUGF 1, "Buffer allocated: 0x%x\n", eax |
4158 | hidnplayr | 269 | |
4167 | hidnplayr | 270 | mov esi, str_get |
271 | copy_till_zero |
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4158 | hidnplayr | 272 | |
4233 | hidnplayr | 273 | ; If we are using a proxy, send complete URL, otherwise send only page address. |
274 | cmp [proxyAddr], 0 |
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275 | je .no_proxy |
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276 | mov esi, str_http ; prepend 'http://' |
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277 | copy_till_zero |
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278 | mov esi, [hostname] |
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279 | copy_till_zero |
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280 | .no_proxy: |
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4167 | hidnplayr | 281 | mov esi, [pageaddr] |
282 | copy_till_zero |
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4158 | hidnplayr | 283 | |
4167 | hidnplayr | 284 | mov esi, str_http11 |
285 | mov ecx, str_http11.length |
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286 | rep movsb |
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287 | |||
288 | mov esi, [hostname] |
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289 | copy_till_zero |
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290 | |||
4241 | hidnplayr | 291 | cmp byte[proxyUser], 0 |
292 | je @f |
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293 | call append_proxy_auth_header |
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294 | @@: |
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295 | |||
296 | mov ax, 0x0a0d |
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297 | stosw |
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298 | |||
4221 | hidnplayr | 299 | mov esi, [add_header] |
300 | test esi, esi |
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301 | jz @f |
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302 | copy_till_zero |
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303 | @@: |
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304 | |||
4167 | hidnplayr | 305 | mov esi, str_close |
306 | mov ecx, str_close.length |
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5534 | hidnplayr | 307 | test [flags], FLAG_KEEPALIVE |
308 | jz @f |
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309 | mov esi, str_keep |
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310 | mov ecx, str_keep.length |
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311 | @@: |
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4167 | hidnplayr | 312 | rep movsb |
313 | |||
314 | mov byte[edi], 0 |
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315 | DEBUGF 1, "Request:\n%s", [buffer] |
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316 | |||
4222 | hidnplayr | 317 | ; Free unused memory |
318 | push edi |
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319 | invoke mem.free, [pageaddr] |
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320 | invoke mem.free, [hostname] |
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321 | pop esi |
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322 | |||
4167 | hidnplayr | 323 | ; Send the request |
324 | sub esi, [buffer] ; length |
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325 | xor edi, edi ; flags |
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326 | mcall send, [socketnum], [buffer] |
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4158 | hidnplayr | 327 | test eax, eax |
328 | jz .error |
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4167 | hidnplayr | 329 | DEBUGF 1, "Request has been sent to server.\n" |
4158 | hidnplayr | 330 | |
5534 | hidnplayr | 331 | cmp [identifier], 0 |
5769 | hidnplayr | 332 | je .new_connection |
333 | invoke mem.free, [buffer] |
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334 | mov eax, [identifier] |
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335 | mov [buffer], eax |
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336 | .new_connection: |
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5534 | hidnplayr | 337 | HTTP_init_buffer [buffer], [socketnum], [flags] |
4216 | hidnplayr | 338 | popa |
339 | mov eax, [buffer] ; return buffer ptr |
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340 | ret |
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4167 | hidnplayr | 341 | |
342 | .error: |
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5732 | hidnplayr | 343 | DEBUGF 2, "HTTP GET error!\n" |
4216 | hidnplayr | 344 | popa |
4167 | hidnplayr | 345 | xor eax, eax ; return 0 = error |
346 | ret |
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347 | |||
348 | endp |
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349 | |||
350 | |||
351 | |||
352 | ;;================================================================================================;; |
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5534 | hidnplayr | 353 | proc HTTP_head URL, identifier, flags, add_header ;///////////////////////////////////////////////;; |
4167 | hidnplayr | 354 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 355 | ;? Initiates a HTTP connection, using 'HEAD' method. ;; |
4541 | hidnplayr | 356 | ;? This will only return HTTP header and status, no content ;; |
4167 | hidnplayr | 357 | ;;------------------------------------------------------------------------------------------------;; |
5534 | hidnplayr | 358 | ;> URL = pointer to ASCIIZ URL ;; |
359 | ;> identifier = Identifier of an already open connection, or NULL to create a new one. ;; |
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360 | ;> flags = Flags indicating how to threat the connection. ;; |
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361 | ;> add_header = pointer to additional header parameters (ASCIIZ), or NULL for none. ;; |
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4167 | hidnplayr | 362 | ;;------------------------------------------------------------------------------------------------;; |
363 | ;< eax = 0 (error) / buffer ptr ;; |
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364 | ;;================================================================================================;; |
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365 | locals |
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366 | hostname dd ? |
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367 | pageaddr dd ? |
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368 | socketnum dd ? |
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369 | buffer dd ? |
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370 | port dd ? |
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371 | endl |
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372 | |||
5537 | hidnplayr | 373 | and [flags], 0xff00 ; filter out invalid flags |
5534 | hidnplayr | 374 | |
4216 | hidnplayr | 375 | pusha |
4167 | hidnplayr | 376 | ; split the URL into hostname and pageaddr |
377 | stdcall parse_url, [URL] |
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4158 | hidnplayr | 378 | test eax, eax |
4167 | hidnplayr | 379 | jz .error |
380 | mov [hostname], eax |
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381 | mov [pageaddr], ebx |
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4221 | hidnplayr | 382 | mov [port], ecx |
4158 | hidnplayr | 383 | |
5534 | hidnplayr | 384 | mov eax, [identifier] |
385 | test eax, eax |
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386 | jz .open_new |
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387 | test [eax + http_msg.flags], FLAG_CONNECTED |
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388 | jz .error |
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389 | mov eax, [eax + http_msg.socket] |
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390 | mov [socketnum], eax |
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391 | jmp .send_request |
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392 | |||
4167 | hidnplayr | 393 | ; Connect to the other side. |
5534 | hidnplayr | 394 | .open_new: |
4167 | hidnplayr | 395 | stdcall open_connection, [hostname], [port] |
396 | test eax, eax |
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397 | jz .error |
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398 | mov [socketnum], eax |
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399 | |||
4158 | hidnplayr | 400 | ; Create the HTTP request. |
5534 | hidnplayr | 401 | .send_request: |
7512 | hidnplayr | 402 | invoke mem.alloc, [buffersize] |
4158 | hidnplayr | 403 | test eax, eax |
404 | jz .error |
||
405 | mov [buffer], eax |
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4167 | hidnplayr | 406 | mov edi, eax |
4158 | hidnplayr | 407 | DEBUGF 1, "Buffer has been allocated.\n" |
408 | |||
4167 | hidnplayr | 409 | mov esi, str_head |
4158 | hidnplayr | 410 | copy_till_zero |
411 | |||
4233 | hidnplayr | 412 | ; If we are using a proxy, send complete URL, otherwise send only page address. |
413 | cmp [proxyAddr], 0 |
||
414 | je .no_proxy |
||
415 | mov esi, str_http ; prepend 'http://' |
||
416 | copy_till_zero |
||
417 | mov esi, [hostname] |
||
418 | copy_till_zero |
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419 | .no_proxy: |
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4167 | hidnplayr | 420 | mov esi, [pageaddr] |
421 | copy_till_zero |
||
422 | |||
4158 | hidnplayr | 423 | mov esi, str_http11 |
424 | mov ecx, str_http11.length |
||
425 | rep movsb |
||
426 | |||
427 | mov esi, [hostname] |
||
428 | copy_till_zero |
||
429 | |||
4241 | hidnplayr | 430 | cmp byte[proxyUser], 0 |
431 | je @f |
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432 | call append_proxy_auth_header |
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433 | @@: |
||
434 | |||
435 | mov ax, 0x0a0d |
||
436 | stosw |
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437 | |||
4221 | hidnplayr | 438 | mov esi, [add_header] |
439 | test esi, esi |
||
440 | jz @f |
||
441 | copy_till_zero |
||
442 | @@: |
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443 | |||
4158 | hidnplayr | 444 | mov esi, str_close |
445 | mov ecx, str_close.length |
||
5534 | hidnplayr | 446 | test [flags], FLAG_KEEPALIVE |
447 | jz @f |
||
448 | mov esi, str_keep |
||
449 | mov ecx, str_keep.length |
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450 | @@: |
||
4158 | hidnplayr | 451 | rep movsb |
452 | |||
453 | mov byte[edi], 0 |
||
454 | DEBUGF 1, "Request:\n%s", [buffer] |
||
455 | |||
4222 | hidnplayr | 456 | ; Free unused memory |
457 | push edi |
||
458 | invoke mem.free, [pageaddr] |
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459 | invoke mem.free, [hostname] |
||
460 | pop esi |
||
461 | |||
4167 | hidnplayr | 462 | ; Send the request |
4158 | hidnplayr | 463 | sub esi, [buffer] ; length |
464 | xor edi, edi ; flags |
||
465 | mcall send, [socketnum], [buffer] |
||
466 | test eax, eax |
||
467 | jz .error |
||
468 | DEBUGF 1, "Request has been sent to server.\n" |
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469 | |||
5534 | hidnplayr | 470 | cmp [identifier], 0 |
5769 | hidnplayr | 471 | je .new_connection |
472 | invoke mem.free, [buffer] |
||
473 | mov eax, [identifier] |
||
474 | mov [buffer], eax |
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475 | .new_connection: |
||
5534 | hidnplayr | 476 | HTTP_init_buffer [buffer], [socketnum], [flags] |
4216 | hidnplayr | 477 | popa |
5534 | hidnplayr | 478 | mov eax, [buffer] ; return buffer ptr |
479 | ret |
||
4158 | hidnplayr | 480 | |
4167 | hidnplayr | 481 | .error: |
5732 | hidnplayr | 482 | DEBUGF 2, "HTTP HEAD error!\n" |
4216 | hidnplayr | 483 | popa |
4167 | hidnplayr | 484 | xor eax, eax ; return 0 = error |
485 | ret |
||
486 | |||
487 | endp |
||
488 | |||
489 | |||
490 | ;;================================================================================================;; |
||
5534 | hidnplayr | 491 | proc HTTP_post URL, identifier, flags, add_header, content_type, content_length ;/////////////////;; |
4167 | hidnplayr | 492 | ;;------------------------------------------------------------------------------------------------;; |
4541 | hidnplayr | 493 | ;? Initiates a HTTP connection, using 'POST' method. ;; |
494 | ;? This method is used to send data to the HTTP server ;; |
||
4167 | hidnplayr | 495 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 496 | ;> URL = pointer to ASCIIZ URL ;; |
5534 | hidnplayr | 497 | ;> identifier = Identifier of an already open connection, or NULL to create a new one. ;; |
498 | ;> flags = Flags indicating how to threat the connection. ;; |
||
499 | ;> add_header = pointer to additional header parameters (ASCIIZ), or NULL for none. ;; |
||
4202 | hidnplayr | 500 | ;> content_type = pointer to ASCIIZ string containing content type ;; |
501 | ;> content_length = length of content (in bytes) ;; |
||
4167 | hidnplayr | 502 | ;;------------------------------------------------------------------------------------------------;; |
5534 | hidnplayr | 503 | ;< eax = 0 (error) / buffer ptr (aka Identifier) ;; |
4167 | hidnplayr | 504 | ;;================================================================================================;; |
505 | locals |
||
506 | hostname dd ? |
||
507 | pageaddr dd ? |
||
508 | socketnum dd ? |
||
509 | buffer dd ? |
||
510 | port dd ? |
||
511 | endl |
||
512 | |||
7296 | hidnplayr | 513 | DEBUGF 1, "HTTP POST (%s).\n", [URL] |
514 | |||
5537 | hidnplayr | 515 | and [flags], 0xff00 ; filter out invalid flags |
5534 | hidnplayr | 516 | |
4216 | hidnplayr | 517 | pusha |
4167 | hidnplayr | 518 | ; split the URL into hostname and pageaddr |
519 | stdcall parse_url, [URL] |
||
520 | test eax, eax |
||
521 | jz .error |
||
522 | mov [hostname], eax |
||
523 | mov [pageaddr], ebx |
||
4221 | hidnplayr | 524 | mov [port], ecx |
4167 | hidnplayr | 525 | |
5534 | hidnplayr | 526 | mov eax, [identifier] |
527 | test eax, eax |
||
528 | jz .open_new |
||
529 | test [eax + http_msg.flags], FLAG_CONNECTED |
||
530 | jz .error |
||
531 | mov eax, [eax + http_msg.socket] |
||
532 | mov [socketnum], eax |
||
533 | jmp .send_request |
||
534 | |||
4167 | hidnplayr | 535 | ; Connect to the other side. |
5534 | hidnplayr | 536 | .open_new: |
7296 | hidnplayr | 537 | DEBUGF 1, "Opening new connection.\n" |
4167 | hidnplayr | 538 | stdcall open_connection, [hostname], [port] |
539 | test eax, eax |
||
540 | jz .error |
||
541 | mov [socketnum], eax |
||
542 | |||
543 | ; Create the HTTP request. |
||
5534 | hidnplayr | 544 | .send_request: |
7512 | hidnplayr | 545 | invoke mem.alloc, [buffersize] |
4167 | hidnplayr | 546 | test eax, eax |
547 | jz .error |
||
548 | mov [buffer], eax |
||
549 | mov edi, eax |
||
550 | DEBUGF 1, "Buffer has been allocated.\n" |
||
551 | |||
552 | mov esi, str_post |
||
553 | copy_till_zero |
||
554 | |||
4233 | hidnplayr | 555 | ; If we are using a proxy, send complete URL, otherwise send only page address. |
556 | cmp [proxyAddr], 0 |
||
557 | je .no_proxy |
||
558 | mov esi, str_http ; prepend 'http://' |
||
559 | copy_till_zero |
||
560 | mov esi, [hostname] |
||
561 | copy_till_zero |
||
562 | .no_proxy: |
||
4167 | hidnplayr | 563 | mov esi, [pageaddr] |
564 | copy_till_zero |
||
565 | |||
566 | mov esi, str_http11 |
||
567 | mov ecx, str_http11.length |
||
568 | rep movsb |
||
569 | |||
570 | mov esi, [hostname] |
||
571 | copy_till_zero |
||
572 | |||
573 | mov esi, str_post_cl |
||
574 | mov ecx, str_post_cl.length |
||
575 | rep movsb |
||
576 | |||
577 | mov eax, [content_length] |
||
4233 | hidnplayr | 578 | call eax_ascii_dec |
4167 | hidnplayr | 579 | |
580 | mov esi, str_post_ct |
||
581 | mov ecx, str_post_ct.length |
||
582 | rep movsb |
||
583 | |||
584 | mov esi, [content_type] |
||
4221 | hidnplayr | 585 | copy_till_zero |
4167 | hidnplayr | 586 | |
4241 | hidnplayr | 587 | cmp byte[proxyUser], 0 |
588 | je @f |
||
589 | call append_proxy_auth_header |
||
590 | @@: |
||
591 | |||
592 | mov ax, 0x0a0d |
||
593 | stosw |
||
594 | |||
4221 | hidnplayr | 595 | mov esi, [add_header] |
596 | test esi, esi |
||
597 | jz @f |
||
598 | copy_till_zero |
||
599 | @@: |
||
600 | |||
4167 | hidnplayr | 601 | mov esi, str_close |
602 | mov ecx, str_close.length |
||
5534 | hidnplayr | 603 | test [flags], FLAG_KEEPALIVE |
604 | jz @f |
||
605 | mov esi, str_keep |
||
606 | mov ecx, str_keep.length |
||
607 | @@: |
||
4167 | hidnplayr | 608 | rep movsb |
609 | |||
610 | mov byte[edi], 0 |
||
611 | DEBUGF 1, "Request:\n%s", [buffer] |
||
612 | |||
4222 | hidnplayr | 613 | ; Free unused memory |
614 | push edi |
||
615 | invoke mem.free, [pageaddr] |
||
616 | invoke mem.free, [hostname] |
||
617 | pop esi |
||
618 | |||
4167 | hidnplayr | 619 | ; Send the request |
620 | sub esi, [buffer] ; length |
||
621 | xor edi, edi ; flags |
||
622 | mcall send, [socketnum], [buffer] |
||
623 | test eax, eax |
||
624 | jz .error |
||
625 | DEBUGF 1, "Request has been sent to server.\n" |
||
626 | |||
5534 | hidnplayr | 627 | cmp [identifier], 0 |
5769 | hidnplayr | 628 | je .new_connection |
629 | invoke mem.free, [buffer] |
||
630 | mov eax, [identifier] |
||
631 | mov [buffer], eax |
||
632 | .new_connection: |
||
5534 | hidnplayr | 633 | HTTP_init_buffer [buffer], [socketnum], [flags] |
4216 | hidnplayr | 634 | popa |
5534 | hidnplayr | 635 | mov eax, [buffer] ; return buffer ptr |
7296 | hidnplayr | 636 | DEBUGF 1, "HTTP POST complete.\n" |
5534 | hidnplayr | 637 | ret |
4158 | hidnplayr | 638 | |
639 | .error: |
||
7006 | hidnplayr | 640 | DEBUGF 2, "HTTP POST error!\n" |
4216 | hidnplayr | 641 | popa |
4158 | hidnplayr | 642 | xor eax, eax ; return 0 = error |
643 | ret |
||
644 | |||
645 | endp |
||
646 | |||
647 | |||
648 | |||
649 | ;;================================================================================================;; |
||
4996 | hidnplayr | 650 | proc HTTP_receive identifier ;////////////////////////////////////////////////////////////////////;; |
4158 | hidnplayr | 651 | ;;------------------------------------------------------------------------------------------------;; |
4996 | hidnplayr | 652 | ;? Receive data from the server, parse headers and put data in receive buffer(s). ;; |
4202 | hidnplayr | 653 | ;? To complete a transfer, this procedure must be called over and over again untill it returns 0. ;; |
4158 | hidnplayr | 654 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 655 | ;> identifier = pointer to buffer containing http_msg struct. ;; |
4158 | hidnplayr | 656 | ;;------------------------------------------------------------------------------------------------;; |
657 | ;< eax = -1 (not finished) / 0 finished ;; |
||
658 | ;;================================================================================================;; |
||
4690 | hidnplayr | 659 | |
4158 | hidnplayr | 660 | pusha |
661 | mov ebp, [identifier] |
||
4162 | hidnplayr | 662 | |
4209 | hidnplayr | 663 | ; If the connection is closed, return immediately |
4205 | hidnplayr | 664 | test [ebp + http_msg.flags], FLAG_CONNECTED |
665 | jz .connection_closed |
||
666 | |||
5534 | hidnplayr | 667 | ; If the buffer is full, allocate a new one |
668 | cmp [ebp + http_msg.buffer_length], 0 |
||
669 | jne .receive |
||
670 | |||
5537 | hidnplayr | 671 | test [ebp + http_msg.flags], FLAG_STREAM |
5534 | hidnplayr | 672 | jz .err_header |
673 | |||
5537 | hidnplayr | 674 | test [ebp + http_msg.flags], FLAG_REUSE_BUFFER |
675 | jz .new_buffer |
||
676 | |||
677 | mov eax, [ebp + http_msg.content_ptr] |
||
678 | mov [ebp + http_msg.write_ptr], eax |
||
7512 | hidnplayr | 679 | push [buffersize] |
680 | pop [ebp + http_msg.buffer_length] |
||
5537 | hidnplayr | 681 | jmp .receive |
682 | |||
683 | .new_buffer: |
||
7512 | hidnplayr | 684 | invoke mem.alloc, [buffersize] |
5534 | hidnplayr | 685 | test eax, eax |
686 | jz .err_no_ram |
||
687 | mov [ebp + http_msg.content_ptr], eax |
||
688 | mov [ebp + http_msg.write_ptr], eax |
||
7512 | hidnplayr | 689 | push [buffersize] |
690 | pop [ebp + http_msg.buffer_length] |
||
5537 | hidnplayr | 691 | DEBUGF 1, "New buffer: 0x%x\n", eax |
5534 | hidnplayr | 692 | |
4162 | hidnplayr | 693 | ; Receive some data |
5534 | hidnplayr | 694 | .receive: |
5732 | hidnplayr | 695 | mov edi, MSG_DONTWAIT |
696 | test [ebp + http_msg.flags], FLAG_BLOCK |
||
697 | jz @f |
||
698 | xor edi, edi |
||
699 | @@: |
||
4158 | hidnplayr | 700 | mcall recv, [ebp + http_msg.socket], [ebp + http_msg.write_ptr], \ |
5732 | hidnplayr | 701 | [ebp + http_msg.buffer_length] |
4158 | hidnplayr | 702 | cmp eax, 0xffffffff |
703 | je .check_socket |
||
4220 | hidnplayr | 704 | |
705 | test eax, eax |
||
706 | jz .server_closed |
||
4158 | hidnplayr | 707 | DEBUGF 1, "Received %u bytes\n", eax |
708 | |||
4209 | hidnplayr | 709 | ; Update timestamp |
4206 | hidnplayr | 710 | push eax |
4690 | hidnplayr | 711 | mcall 26, 9 |
4206 | hidnplayr | 712 | mov [ebp + http_msg.timestamp], eax |
713 | pop eax |
||
714 | |||
4162 | hidnplayr | 715 | ; Update pointers |
4158 | hidnplayr | 716 | mov edi, [ebp + http_msg.write_ptr] |
717 | add [ebp + http_msg.write_ptr], eax |
||
718 | sub [ebp + http_msg.buffer_length], eax |
||
4162 | hidnplayr | 719 | |
720 | ; If data is chunked, combine chunks into contiguous data. |
||
721 | test [ebp + http_msg.flags], FLAG_CHUNKED |
||
722 | jnz .chunk_loop |
||
723 | |||
4212 | hidnplayr | 724 | ; Did we detect the (final) header yet? |
4158 | hidnplayr | 725 | test [ebp + http_msg.flags], FLAG_GOT_HEADER |
726 | jnz .header_parsed |
||
727 | |||
4690 | hidnplayr | 728 | ;-------------------------------------------------------------- |
729 | ; |
||
730 | ; Header parsing code begins here |
||
731 | ; |
||
732 | |||
4212 | hidnplayr | 733 | ; We havent found the (final) header yet, search for it.. |
734 | .scan_again: |
||
735 | ; eax = total number of bytes received so far |
||
736 | mov eax, [ebp + http_msg.write_ptr] |
||
4541 | hidnplayr | 737 | sub eax, http_msg.http_header |
4212 | hidnplayr | 738 | sub eax, ebp |
739 | sub eax, [ebp + http_msg.header_length] |
||
740 | ; edi is ptr to begin of header |
||
4541 | hidnplayr | 741 | lea edi, [ebp + http_msg.http_header] |
4212 | hidnplayr | 742 | add edi, [ebp + http_msg.header_length] |
743 | ; put it in esi for next proc too |
||
744 | mov esi, edi |
||
745 | sub eax, 3 |
||
4690 | hidnplayr | 746 | jle .need_more_data_for_header |
4212 | hidnplayr | 747 | .scan_loop: |
4158 | hidnplayr | 748 | ; scan for end of header (empty line) |
749 | cmp dword[edi], 0x0a0d0a0d ; end of header |
||
750 | je .end_of_header |
||
4212 | hidnplayr | 751 | cmp word[edi+2], 0x0a0a ; notice the use of offset + 2, to calculate header length correctly :) |
4158 | hidnplayr | 752 | je .end_of_header |
753 | inc edi |
||
754 | dec eax |
||
4212 | hidnplayr | 755 | jnz .scan_loop |
4690 | hidnplayr | 756 | jmp .need_more_data_for_header |
4158 | hidnplayr | 757 | |
758 | .end_of_header: |
||
4541 | hidnplayr | 759 | add edi, 4 - http_msg.http_header |
4158 | hidnplayr | 760 | sub edi, ebp |
4212 | hidnplayr | 761 | mov [ebp + http_msg.header_length], edi ; If this isnt the final header, we'll use this as an offset to find real header. |
4158 | hidnplayr | 762 | DEBUGF 1, "Header length: %u\n", edi |
763 | |||
4690 | hidnplayr | 764 | ; Ok, we have found the header |
4212 | hidnplayr | 765 | cmp dword[esi], 'HTTP' |
4690 | hidnplayr | 766 | jne .err_header |
4212 | hidnplayr | 767 | cmp dword[esi+4], '/1.0' |
4158 | hidnplayr | 768 | je .http_1.0 |
4212 | hidnplayr | 769 | cmp dword[esi+4], '/1.1' |
4690 | hidnplayr | 770 | jne .err_header |
4158 | hidnplayr | 771 | or [ebp + http_msg.flags], FLAG_HTTP11 |
772 | .http_1.0: |
||
4212 | hidnplayr | 773 | cmp byte[esi+8], ' ' |
4690 | hidnplayr | 774 | jne .err_header |
4158 | hidnplayr | 775 | |
4212 | hidnplayr | 776 | add esi, 9 |
4158 | hidnplayr | 777 | xor eax, eax |
778 | xor ebx, ebx |
||
779 | mov ecx, 3 |
||
780 | .statusloop: |
||
781 | lodsb |
||
782 | sub al, '0' |
||
4690 | hidnplayr | 783 | jb .err_header |
4158 | hidnplayr | 784 | cmp al, 9 |
4690 | hidnplayr | 785 | ja .err_header |
4158 | hidnplayr | 786 | lea ebx, [ebx + 4*ebx] |
787 | shl ebx, 1 |
||
788 | add ebx, eax |
||
789 | dec ecx |
||
790 | jnz .statusloop |
||
4212 | hidnplayr | 791 | |
4690 | hidnplayr | 792 | ; Ignore "100 - Continue" lines |
4212 | hidnplayr | 793 | cmp ebx, 100 |
794 | je .scan_again |
||
795 | |||
796 | DEBUGF 1, "Status: %u\n", ebx |
||
4158 | hidnplayr | 797 | mov [ebp + http_msg.status], ebx |
4212 | hidnplayr | 798 | or [ebp + http_msg.flags], FLAG_GOT_HEADER |
4158 | hidnplayr | 799 | |
800 | ; Now, convert all header names to lowercase. |
||
801 | ; This way, it will be much easier to find certain header fields, later on. |
||
4541 | hidnplayr | 802 | lea esi, [ebp + http_msg.http_header] |
4158 | hidnplayr | 803 | mov ecx, [ebp + http_msg.header_length] |
804 | .need_newline: |
||
805 | inc esi |
||
806 | dec ecx |
||
807 | jz .convert_done |
||
808 | cmp byte[esi], 10 |
||
809 | jne .need_newline |
||
4690 | hidnplayr | 810 | ; We have found a newline |
811 | ; A line beginning with space or tabs has no header fields. |
||
4158 | hidnplayr | 812 | inc esi |
813 | dec ecx |
||
814 | jz .convert_done |
||
815 | cmp byte[esi], ' ' |
||
816 | je .need_newline |
||
817 | cmp byte[esi], 9 ; horizontal tab |
||
818 | je .need_newline |
||
819 | jmp .convert_loop |
||
820 | .next_char: |
||
821 | inc esi |
||
822 | dec ecx |
||
823 | jz .convert_done |
||
824 | .convert_loop: |
||
825 | cmp byte[esi], ':' |
||
826 | je .need_newline |
||
827 | cmp byte[esi], 'A' |
||
828 | jb .next_char |
||
829 | cmp byte[esi], 'Z' |
||
830 | ja .next_char |
||
831 | or byte[esi], 0x20 ; convert to lowercase |
||
832 | jmp .next_char |
||
833 | .convert_done: |
||
834 | mov byte[esi-1], 0 |
||
4541 | hidnplayr | 835 | lea esi, [ebp + http_msg.http_header] |
4158 | hidnplayr | 836 | DEBUGF 1, "Header names converted to lowercase:\n%s\n", esi |
837 | |||
838 | ; Check for content-length header field. |
||
4222 | hidnplayr | 839 | stdcall HTTP_find_header_field, ebp, str_cl |
4158 | hidnplayr | 840 | test eax, eax |
841 | jz .no_content |
||
842 | or [ebp + http_msg.flags], FLAG_CONTENT_LENGTH |
||
843 | |||
844 | xor edx, edx |
||
845 | .cl_loop: |
||
846 | movzx ebx, byte[eax] |
||
847 | inc eax |
||
848 | cmp bl, 10 |
||
849 | je .cl_ok |
||
850 | cmp bl, 13 |
||
851 | je .cl_ok |
||
852 | cmp bl, ' ' |
||
853 | je .cl_ok |
||
854 | sub bl, '0' |
||
4690 | hidnplayr | 855 | jb .err_header |
4158 | hidnplayr | 856 | cmp bl, 9 |
4690 | hidnplayr | 857 | ja .err_header |
4158 | hidnplayr | 858 | lea edx, [edx + edx*4] ; edx = edx*10 |
859 | shl edx, 1 ; |
||
860 | add edx, ebx |
||
861 | jmp .cl_loop |
||
862 | |||
863 | .cl_ok: |
||
864 | mov [ebp + http_msg.content_length], edx |
||
865 | DEBUGF 1, "Content-length: %u\n", edx |
||
866 | |||
4541 | hidnplayr | 867 | test edx, edx |
868 | jz .got_all_data |
||
4158 | hidnplayr | 869 | |
4541 | hidnplayr | 870 | call alloc_contentbuff |
871 | test eax, eax |
||
4690 | hidnplayr | 872 | jz .err_no_ram |
4541 | hidnplayr | 873 | xor eax, eax |
874 | jmp .header_parsed |
||
4203 | hidnplayr | 875 | |
4158 | hidnplayr | 876 | .no_content: |
877 | DEBUGF 1, "Content-length not found.\n" |
||
878 | ; We didnt find 'content-length', maybe server is using chunked transfer encoding? |
||
5537 | hidnplayr | 879 | .multibuffer: |
4158 | hidnplayr | 880 | ; Try to find 'transfer-encoding' header. |
4222 | hidnplayr | 881 | stdcall HTTP_find_header_field, ebp, str_te |
4158 | hidnplayr | 882 | test eax, eax |
4541 | hidnplayr | 883 | jnz .ct_hdr_found |
4158 | hidnplayr | 884 | |
4541 | hidnplayr | 885 | .not_chunked: |
7512 | hidnplayr | 886 | mov edx, [buffersize] |
4541 | hidnplayr | 887 | call alloc_contentbuff |
888 | test eax, eax |
||
4690 | hidnplayr | 889 | jz .err_no_ram |
4541 | hidnplayr | 890 | xor eax, eax |
891 | jmp .header_parsed |
||
892 | |||
893 | .ct_hdr_found: |
||
4158 | hidnplayr | 894 | mov ebx, dword[eax] |
4162 | hidnplayr | 895 | or ebx, 0x20202020 |
4158 | hidnplayr | 896 | cmp ebx, 'chun' |
4220 | hidnplayr | 897 | jne .not_chunked |
4158 | hidnplayr | 898 | mov ebx, dword[eax+4] |
4162 | hidnplayr | 899 | or ebx, 0x00202020 |
900 | and ebx, 0x00ffffff |
||
4158 | hidnplayr | 901 | cmp ebx, 'ked' |
4220 | hidnplayr | 902 | jne .not_chunked |
4158 | hidnplayr | 903 | |
904 | or [ebp + http_msg.flags], FLAG_CHUNKED |
||
905 | DEBUGF 1, "Transfer type is: chunked\n" |
||
906 | |||
7512 | hidnplayr | 907 | mov edx, [buffersize] |
4541 | hidnplayr | 908 | call alloc_contentbuff |
909 | test eax, eax |
||
4690 | hidnplayr | 910 | jz .err_no_ram |
4541 | hidnplayr | 911 | |
4158 | hidnplayr | 912 | ; Set chunk pointer where first chunk should begin. |
4541 | hidnplayr | 913 | mov eax, [ebp + http_msg.content_ptr] |
4158 | hidnplayr | 914 | mov [ebp + http_msg.chunk_ptr], eax |
915 | |||
4690 | hidnplayr | 916 | ;-------------------------------------------------------------- |
917 | ; |
||
918 | ; Chunk parsing code begins here |
||
919 | ; |
||
920 | |||
4162 | hidnplayr | 921 | .chunk_loop: |
7091 | hidnplayr | 922 | DEBUGF 1, "chunk_loop write_ptr=0x%x chunk_ptr=0x%x\n", [ebp + http_msg.write_ptr], [ebp + http_msg.chunk_ptr] |
4158 | hidnplayr | 923 | mov ecx, [ebp + http_msg.write_ptr] |
924 | sub ecx, [ebp + http_msg.chunk_ptr] |
||
7091 | hidnplayr | 925 | jbe .need_more_data_chunked ; amount of available bytes after chunkline start |
4690 | hidnplayr | 926 | |
4202 | hidnplayr | 927 | ; Chunkline starts here, convert the ASCII hex number into ebx |
4158 | hidnplayr | 928 | mov esi, [ebp + http_msg.chunk_ptr] |
4690 | hidnplayr | 929 | |
4158 | hidnplayr | 930 | xor ebx, ebx |
4690 | hidnplayr | 931 | cmp byte[esi], 0x0d |
932 | jne .chunk_hex_loop |
||
933 | dec ecx |
||
934 | jz .need_more_data_chunked |
||
935 | inc esi |
||
936 | cmp byte[esi], 0x0a |
||
937 | jne .chunk_hex_loop |
||
938 | dec ecx |
||
939 | jz .need_more_data_chunked |
||
940 | inc esi |
||
941 | .chunk_hex_loop: |
||
4158 | hidnplayr | 942 | lodsb |
943 | sub al, '0' |
||
4690 | hidnplayr | 944 | jb .chunk_hex_end |
4158 | hidnplayr | 945 | cmp al, 9 |
946 | jbe .chunk_hex |
||
4162 | hidnplayr | 947 | sub al, 'A' - '0' - 10 |
4690 | hidnplayr | 948 | jb .chunk_hex_end |
4162 | hidnplayr | 949 | cmp al, 15 |
4158 | hidnplayr | 950 | jbe .chunk_hex |
951 | sub al, 'a' - 'A' |
||
4162 | hidnplayr | 952 | cmp al, 15 |
4690 | hidnplayr | 953 | ja .chunk_hex_end |
4158 | hidnplayr | 954 | .chunk_hex: |
955 | shl ebx, 4 |
||
956 | add bl, al |
||
4690 | hidnplayr | 957 | dec ecx |
958 | jnz .chunk_hex_loop |
||
959 | jmp .need_more_data_chunked |
||
960 | .chunk_hex_end: |
||
961 | ; Chunkline ends with a CR LF or simply LF |
||
4541 | hidnplayr | 962 | dec esi |
4202 | hidnplayr | 963 | .end_of_chunkline?: |
4541 | hidnplayr | 964 | lodsb |
4690 | hidnplayr | 965 | cmp al, 10 ; chunkline must always end with LF |
4158 | hidnplayr | 966 | je .end_of_chunkline |
4690 | hidnplayr | 967 | dec ecx |
968 | jnz .end_of_chunkline? |
||
969 | xor eax, eax |
||
970 | jmp .need_more_data_chunked ; chunkline is incomplete, request more data |
||
4158 | hidnplayr | 971 | .end_of_chunkline: |
4690 | hidnplayr | 972 | DEBUGF 1, "Chunk of 0x%x bytes\n", ebx |
4541 | hidnplayr | 973 | ; If chunk size is 0, all chunks have been received. |
974 | test ebx, ebx |
||
975 | jz .got_all_data_chunked |
||
7091 | hidnplayr | 976 | ; Calculate chunkline length |
977 | mov edx, esi |
||
978 | sub edx, [ebp + http_msg.chunk_ptr] ; edx is now length of chunkline |
||
979 | DEBUGF 1, "Chunkline is %u bytes long\n", edx |
||
4690 | hidnplayr | 980 | ; Calculate how many data bytes we have received already |
4541 | hidnplayr | 981 | mov ecx, [ebp + http_msg.write_ptr] |
7091 | hidnplayr | 982 | sub ecx, [ebp + http_msg.chunk_ptr] |
983 | sub ecx, edx ; ecx is now number of received data bytes (without chunkline) |
||
4690 | hidnplayr | 984 | ; Update content_received counter |
985 | add [ebp + http_msg.content_received], ecx |
||
986 | ; Calculate new write ptr |
||
987 | sub [ebp + http_msg.write_ptr], edx |
||
5537 | hidnplayr | 988 | test [ebp + http_msg.flags], FLAG_STREAM |
5534 | hidnplayr | 989 | jnz .dont_resize |
4162 | hidnplayr | 990 | ; Realloc buffer, make it 'chunksize' bigger. |
7512 | hidnplayr | 991 | mov edx, ebx |
992 | add edx, [buffersize] |
||
4690 | hidnplayr | 993 | mov [ebp + http_msg.buffer_length], edx ; remaining space in new buffer |
994 | add edx, [ebp + http_msg.write_ptr] |
||
995 | sub edx, [ebp + http_msg.content_ptr] |
||
996 | DEBUGF 1, "Resizing buffer 0x%x, it will now be %u bytes\n", [ebp + http_msg.content_ptr], edx |
||
997 | invoke mem.realloc, [ebp + http_msg.content_ptr], edx |
||
4541 | hidnplayr | 998 | DEBUGF 1, "New buffer = 0x%x\n", eax |
4162 | hidnplayr | 999 | or eax, eax |
4690 | hidnplayr | 1000 | jz .err_no_ram |
1001 | call recalculate_pointers ; Because it's possible that buffer begins on another address now |
||
1002 | add esi, eax ; recalculate esi too! |
||
5534 | hidnplayr | 1003 | .dont_resize: |
4690 | hidnplayr | 1004 | ; Remove chunk header (aka chunkline) from the buffer by shifting all received data after chunkt_ptr to the left |
4541 | hidnplayr | 1005 | mov edi, [ebp + http_msg.chunk_ptr] |
7091 | hidnplayr | 1006 | DEBUGF 1, "Removing chunkline esi=0x%x edi=0x%x ecx=%u\n", esi, edi, ecx |
4690 | hidnplayr | 1007 | rep movsb |
1008 | ; Update chunk ptr to point to next chunk |
||
4541 | hidnplayr | 1009 | add [ebp + http_msg.chunk_ptr], ebx |
4690 | hidnplayr | 1010 | ; Set number of received bytes to 0, we already updated content_received |
4541 | hidnplayr | 1011 | xor eax, eax |
4162 | hidnplayr | 1012 | jmp .chunk_loop |
4158 | hidnplayr | 1013 | |
4690 | hidnplayr | 1014 | ;-------------------------------------------------------------- |
1015 | ; |
||
1016 | ; end of proc code begins here |
||
1017 | ; |
||
1018 | |||
4162 | hidnplayr | 1019 | .header_parsed: |
4690 | hidnplayr | 1020 | ; Header was already parsed and connection isnt chunked. |
1021 | ; Update content_received |
||
4168 | hidnplayr | 1022 | add [ebp + http_msg.content_received], eax |
4690 | hidnplayr | 1023 | ; If we received content-length parameter, check if we received all the data |
4220 | hidnplayr | 1024 | test [ebp + http_msg.flags], FLAG_CONTENT_LENGTH |
4690 | hidnplayr | 1025 | jz @f |
4217 | hidnplayr | 1026 | mov eax, [ebp + http_msg.content_received] |
1027 | cmp eax, [ebp + http_msg.content_length] |
||
4168 | hidnplayr | 1028 | jae .got_all_data |
4690 | hidnplayr | 1029 | @@: |
1030 | cmp [ebp + http_msg.buffer_length], 0 |
||
1031 | je .buffer_full |
||
1032 | ; Need more data |
||
1033 | popa |
||
1034 | xor eax, eax |
||
1035 | dec eax |
||
1036 | ret |
||
4212 | hidnplayr | 1037 | |
4690 | hidnplayr | 1038 | .buffer_full: |
5537 | hidnplayr | 1039 | test [ebp + http_msg.flags], FLAG_STREAM |
5534 | hidnplayr | 1040 | jnz .multibuff |
4220 | hidnplayr | 1041 | mov eax, [ebp + http_msg.write_ptr] |
7512 | hidnplayr | 1042 | add eax, [buffersize] |
4541 | hidnplayr | 1043 | sub eax, [ebp + http_msg.content_ptr] |
1044 | invoke mem.realloc, [ebp + http_msg.content_ptr], eax |
||
4220 | hidnplayr | 1045 | or eax, eax |
4690 | hidnplayr | 1046 | jz .err_no_ram |
4541 | hidnplayr | 1047 | call recalculate_pointers |
7512 | hidnplayr | 1048 | push [buffersize] |
1049 | pop [ebp + http_msg.buffer_length] |
||
4690 | hidnplayr | 1050 | ; Need more data |
1051 | popa |
||
1052 | xor eax, eax |
||
1053 | dec eax |
||
1054 | ret |
||
4220 | hidnplayr | 1055 | |
5534 | hidnplayr | 1056 | .multibuff: |
1057 | ; This buffer is full |
||
1058 | popa |
||
1059 | xor eax, eax |
||
1060 | ret |
||
1061 | |||
4690 | hidnplayr | 1062 | .need_more_data_for_header: |
1063 | cmp [ebp + http_msg.buffer_length], 0 |
||
1064 | je .err_header ; It's just too damn long! |
||
1065 | ; Need more data |
||
4162 | hidnplayr | 1066 | popa |
1067 | xor eax, eax |
||
1068 | dec eax |
||
1069 | ret |
||
4158 | hidnplayr | 1070 | |
4162 | hidnplayr | 1071 | .need_more_data_chunked: |
4690 | hidnplayr | 1072 | ; We only got a partial chunk, or need more chunks, update content_received and request more data |
4168 | hidnplayr | 1073 | add [ebp + http_msg.content_received], eax |
4158 | hidnplayr | 1074 | popa |
1075 | xor eax, eax |
||
1076 | dec eax |
||
1077 | ret |
||
1078 | |||
4162 | hidnplayr | 1079 | .got_all_data_chunked: |
4690 | hidnplayr | 1080 | ; Woohoo, we got all the chunked data, calculate total number of bytes received. |
4162 | hidnplayr | 1081 | mov eax, [ebp + http_msg.chunk_ptr] |
4541 | hidnplayr | 1082 | sub eax, [ebp + http_msg.content_ptr] |
4162 | hidnplayr | 1083 | mov [ebp + http_msg.content_length], eax |
4168 | hidnplayr | 1084 | mov [ebp + http_msg.content_received], eax |
4158 | hidnplayr | 1085 | .got_all_data: |
4217 | hidnplayr | 1086 | DEBUGF 1, "We got all the data! (%u bytes)\n", [ebp + http_msg.content_received] |
4205 | hidnplayr | 1087 | or [ebp + http_msg.flags], FLAG_GOT_ALL_DATA |
5769 | hidnplayr | 1088 | test [ebp + http_msg.flags], FLAG_KEEPALIVE |
1089 | jnz @f |
||
1090 | mcall close, [ebp + http_msg.socket] |
||
4205 | hidnplayr | 1091 | and [ebp + http_msg.flags], not FLAG_CONNECTED |
5769 | hidnplayr | 1092 | @@: |
4158 | hidnplayr | 1093 | popa |
1094 | xor eax, eax |
||
1095 | ret |
||
1096 | |||
4690 | hidnplayr | 1097 | ;-------------------------------------------------------------- |
1098 | ; |
||
1099 | ; error handeling code begins here |
||
1100 | ; |
||
1101 | |||
4158 | hidnplayr | 1102 | .check_socket: |
1103 | cmp ebx, EWOULDBLOCK |
||
4690 | hidnplayr | 1104 | jne .err_socket |
1105 | mcall 26, 9 |
||
1106 | sub eax, [ebp + http_msg.timestamp] |
||
1107 | cmp eax, TIMEOUT |
||
1108 | ja .err_timeout |
||
1109 | ; Need more data |
||
1110 | popa |
||
1111 | xor eax, eax |
||
1112 | dec eax |
||
1113 | ret |
||
4158 | hidnplayr | 1114 | |
4220 | hidnplayr | 1115 | .server_closed: |
1116 | DEBUGF 1, "server closed connection, transfer complete?\n" |
||
1117 | test [ebp + http_msg.flags], FLAG_GOT_HEADER |
||
4690 | hidnplayr | 1118 | jz .err_server_closed |
4220 | hidnplayr | 1119 | test [ebp + http_msg.flags], FLAG_CONTENT_LENGTH |
1120 | jz .got_all_data |
||
4690 | hidnplayr | 1121 | .err_server_closed: |
4220 | hidnplayr | 1122 | pop eax |
5732 | hidnplayr | 1123 | DEBUGF 2, "ERROR: server closed connection unexpectedly\n" |
4220 | hidnplayr | 1124 | or [ebp + http_msg.flags], FLAG_TRANSFER_FAILED |
4690 | hidnplayr | 1125 | jmp .abort |
4220 | hidnplayr | 1126 | |
4690 | hidnplayr | 1127 | .err_header: |
4203 | hidnplayr | 1128 | pop eax |
5732 | hidnplayr | 1129 | DEBUGF 2, "ERROR: invalid header\n" |
4158 | hidnplayr | 1130 | or [ebp + http_msg.flags], FLAG_INVALID_HEADER |
4690 | hidnplayr | 1131 | jmp .abort |
4158 | hidnplayr | 1132 | |
4690 | hidnplayr | 1133 | .err_no_ram: |
5732 | hidnplayr | 1134 | DEBUGF 2, "ERROR: out of RAM\n" |
4158 | hidnplayr | 1135 | or [ebp + http_msg.flags], FLAG_NO_RAM |
4690 | hidnplayr | 1136 | jmp .abort |
4206 | hidnplayr | 1137 | |
4690 | hidnplayr | 1138 | .err_timeout: |
5732 | hidnplayr | 1139 | DEBUGF 2, "ERROR: timeout\n" |
4690 | hidnplayr | 1140 | or [ebp + http_msg.flags], FLAG_TIMEOUT_ERROR |
1141 | jmp .abort |
||
1142 | |||
1143 | .err_socket: |
||
5732 | hidnplayr | 1144 | DEBUGF 2, "ERROR: socket error %u\n", ebx |
4206 | hidnplayr | 1145 | or [ebp + http_msg.flags], FLAG_SOCKET_ERROR |
4690 | hidnplayr | 1146 | .abort: |
4205 | hidnplayr | 1147 | and [ebp + http_msg.flags], not FLAG_CONNECTED |
1148 | mcall close, [ebp + http_msg.socket] |
||
4206 | hidnplayr | 1149 | .connection_closed: |
4158 | hidnplayr | 1150 | popa |
1151 | xor eax, eax |
||
1152 | ret |
||
1153 | |||
1154 | endp |
||
1155 | |||
1156 | |||
4541 | hidnplayr | 1157 | alloc_contentbuff: |
4158 | hidnplayr | 1158 | |
5537 | hidnplayr | 1159 | test [ebp + http_msg.flags], FLAG_STREAM |
1160 | jz @f |
||
7512 | hidnplayr | 1161 | mov edx, [buffersize] |
5537 | hidnplayr | 1162 | @@: |
1163 | |||
4541 | hidnplayr | 1164 | ; Allocate content buffer |
1165 | invoke mem.alloc, edx |
||
1166 | or eax, eax |
||
1167 | jz .no_ram |
||
4205 | hidnplayr | 1168 | |
4541 | hidnplayr | 1169 | DEBUGF 1, "Content buffer allocated: 0x%x\n", eax |
1170 | |||
1171 | ; Copy already received content into content buffer |
||
1172 | mov edi, eax |
||
1173 | lea esi, [ebp + http_msg.http_header] |
||
1174 | add esi, [ebp + http_msg.header_length] |
||
1175 | mov ecx, [ebp + http_msg.write_ptr] |
||
1176 | sub ecx, esi |
||
1177 | mov ebx, ecx |
||
1178 | rep movsb |
||
1179 | |||
1180 | ; Update pointers to point to new buffer |
||
1181 | mov [ebp + http_msg.content_ptr], eax |
||
1182 | mov [ebp + http_msg.content_received], ebx |
||
1183 | sub edx, ebx |
||
1184 | mov [ebp + http_msg.buffer_length], edx |
||
1185 | add eax, ebx |
||
1186 | mov [ebp + http_msg.write_ptr], eax |
||
1187 | |||
1188 | ; Shrink header buffer |
||
1189 | mov eax, http_msg.http_header |
||
1190 | add eax, [ebp + http_msg.header_length] |
||
1191 | invoke mem.realloc, ebp, eax |
||
1192 | or eax, eax |
||
1193 | .no_ram: |
||
1194 | |||
1195 | ret |
||
1196 | |||
1197 | |||
1198 | |||
1199 | recalculate_pointers: |
||
1200 | |||
1201 | sub eax, [ebp + http_msg.content_ptr] |
||
1202 | jz .done |
||
1203 | add [ebp + http_msg.content_ptr], eax |
||
1204 | add [ebp + http_msg.write_ptr], eax |
||
1205 | add [ebp + http_msg.chunk_ptr], eax |
||
1206 | |||
1207 | .done: |
||
1208 | ret |
||
1209 | |||
1210 | |||
1211 | |||
4158 | hidnplayr | 1212 | ;;================================================================================================;; |
4996 | hidnplayr | 1213 | proc HTTP_send identifier, dataptr, datalength ;//////////////////////////////////////////////////;; |
4205 | hidnplayr | 1214 | ;;------------------------------------------------------------------------------------------------;; |
4996 | hidnplayr | 1215 | ;? Send data to the server ;; |
4205 | hidnplayr | 1216 | ;;------------------------------------------------------------------------------------------------;; |
1217 | ;> identifier = pointer to buffer containing http_msg struct. ;; |
||
4996 | hidnplayr | 1218 | ;> dataptr = pointer to data to be sent. ;; |
1219 | ;> datalength = length of data (in bytes) to be sent ;; |
||
4205 | hidnplayr | 1220 | ;;------------------------------------------------------------------------------------------------;; |
4996 | hidnplayr | 1221 | ;< eax = number of bytes sent, -1 on error ;; |
4205 | hidnplayr | 1222 | ;;================================================================================================;; |
1223 | |||
4996 | hidnplayr | 1224 | push ebx ecx edx esi edi |
1225 | mov edx, [identifier] |
||
1226 | test [edx + http_msg.flags], FLAG_CONNECTED |
||
1227 | jz .fail |
||
1228 | mcall send, [edx + http_msg.socket], [dataptr], [datalength], 0 |
||
1229 | pop edi esi edx ecx ebx |
||
4205 | hidnplayr | 1230 | ret |
1231 | |||
4996 | hidnplayr | 1232 | .fail: |
1233 | pop edi esi edx ecx ebx |
||
1234 | xor eax, eax |
||
1235 | dec eax |
||
4205 | hidnplayr | 1236 | ret |
1237 | |||
1238 | endp |
||
1239 | |||
1240 | |||
1241 | ;;================================================================================================;; |
||
4222 | hidnplayr | 1242 | proc HTTP_find_header_field identifier, headername ;//////////////////////////////////////////////;; |
4158 | hidnplayr | 1243 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 1244 | ;? Find a header field in the received HTTP header ;; |
4996 | hidnplayr | 1245 | ;? ;; |
1246 | ;? NOTE: this function returns a pointer which points into the original header data. ;; |
||
1247 | ;? The header field is terminated by a CR, LF, space or maybe even tab. ;; |
||
1248 | ;? A free operation should not be operated on this pointer! ;; |
||
4158 | hidnplayr | 1249 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 1250 | ;> identifier = ptr to http_msg struct ;; |
4996 | hidnplayr | 1251 | ;> headername = ptr to ASCIIZ string containing field you want to find (must be in lowercase) ;; |
4158 | hidnplayr | 1252 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 1253 | ;< eax = 0 (error) / ptr to content of the HTTP header field ;; |
4158 | hidnplayr | 1254 | ;;================================================================================================;; |
1255 | push ebx ecx edx esi edi |
||
1256 | |||
1257 | DEBUGF 1, "Find header field: %s\n", [headername] |
||
1258 | |||
1259 | mov ebx, [identifier] |
||
4202 | hidnplayr | 1260 | test [ebx + http_msg.flags], FLAG_GOT_HEADER |
1261 | jz .fail |
||
1262 | |||
4541 | hidnplayr | 1263 | lea edx, [ebx + http_msg.http_header] |
4158 | hidnplayr | 1264 | mov ecx, edx |
1265 | add ecx, [ebx + http_msg.header_length] |
||
1266 | |||
1267 | .restart: |
||
1268 | mov esi, [headername] |
||
1269 | mov edi, edx |
||
1270 | .loop: |
||
1271 | cmp edi, ecx |
||
1272 | jae .fail |
||
1273 | lodsb |
||
1274 | scasb |
||
1275 | je .loop |
||
1276 | test al, al |
||
1277 | jz .done? |
||
1278 | .next: |
||
1279 | inc edx |
||
1280 | jmp .restart |
||
1281 | |||
1282 | .not_done: |
||
1283 | inc edi |
||
1284 | .done?: |
||
1285 | cmp byte[edi-1], ':' |
||
1286 | je .almost_done |
||
1287 | cmp byte[edi-1], ' ' |
||
1288 | je .not_done |
||
1289 | cmp byte[edi-1], 9 ; tab |
||
1290 | je .not_done |
||
1291 | |||
1292 | jmp .next |
||
1293 | |||
1294 | .almost_done: ; FIXME: buffer overflow? |
||
1295 | dec edi |
||
1296 | DEBUGF 1, "Found header field\n" |
||
1297 | .spaceloop: |
||
1298 | inc edi |
||
1299 | cmp byte[edi], ' ' |
||
1300 | je .spaceloop |
||
1301 | cmp byte[edi], 9 ; tab |
||
1302 | je .spaceloop |
||
1303 | |||
1304 | mov eax, edi |
||
1305 | pop edi esi edx ecx ebx |
||
1306 | ret |
||
1307 | |||
1308 | .fail: |
||
7006 | hidnplayr | 1309 | DEBUGF 1, "Header field not found\n" |
4158 | hidnplayr | 1310 | pop edi esi edx ecx ebx |
1311 | xor eax, eax |
||
1312 | ret |
||
1313 | |||
1314 | endp |
||
1315 | |||
1316 | |||
1317 | |||
4209 | hidnplayr | 1318 | ;;================================================================================================;; |
5534 | hidnplayr | 1319 | proc HTTP_escape URI, length ;////////////////////////////////////////////////////////////////////;; |
4209 | hidnplayr | 1320 | ;;------------------------------------------------------------------------------------------------;; |
1321 | ;? ;; |
||
1322 | ;;------------------------------------------------------------------------------------------------;; |
||
5534 | hidnplayr | 1323 | ;> URI = ptr to ASCIIZ URI/data ;; |
1324 | ;> length = length of URI/data ;; |
||
4209 | hidnplayr | 1325 | ;;------------------------------------------------------------------------------------------------;; |
4831 | hidnplayr | 1326 | ;< eax = 0 (error) / ptr to ASCIIZ URI/data ;; |
1327 | ;< ebx = length of escaped URI/data ;; |
||
4209 | hidnplayr | 1328 | ;;================================================================================================;; |
4202 | hidnplayr | 1329 | |
4848 | hidnplayr | 1330 | DEBUGF 1, "HTTP_escape: %s\n", [URI] |
1331 | |||
4209 | hidnplayr | 1332 | pusha |
4205 | hidnplayr | 1333 | |
5534 | hidnplayr | 1334 | invoke mem.alloc, URLMAXLEN ; FIXME: use length provided by caller to guess final size. |
4209 | hidnplayr | 1335 | test eax, eax |
1336 | jz .error |
||
7101 | hidnplayr | 1337 | mov edx, URLMAXLEN-1 ; Remaining space in temp buffer minus one for 0 byte |
4209 | hidnplayr | 1338 | mov [esp + 7 * 4], eax ; return ptr in eax |
1339 | mov esi, [URI] |
||
1340 | mov edi, eax |
||
1341 | xor ebx, ebx |
||
1342 | xor ecx, ecx |
||
1343 | .loop: |
||
1344 | lodsb |
||
1345 | test al, al |
||
1346 | jz .done |
||
1347 | |||
1348 | mov cl, al |
||
1349 | and cl, 0x1f |
||
1350 | mov bl, al |
||
4831 | hidnplayr | 1351 | shr bl, 3 |
1352 | and bl, not 3 |
||
4209 | hidnplayr | 1353 | bt dword[bits_must_escape + ebx], ecx |
1354 | jc .escape |
||
1355 | |||
1356 | stosb |
||
7101 | hidnplayr | 1357 | dec edx |
1358 | jnz .loop |
||
1359 | jmp .out_of_space |
||
4209 | hidnplayr | 1360 | |
1361 | .escape: |
||
7101 | hidnplayr | 1362 | sub edx, 3 |
1363 | jbe .out_of_space |
||
4209 | hidnplayr | 1364 | mov al, '%' |
1365 | stosb |
||
1366 | mov bl, byte[esi-1] |
||
1367 | shr bl, 4 |
||
1368 | mov al, byte[str_hex + ebx] |
||
1369 | stosb |
||
1370 | mov bl, byte[esi-1] |
||
1371 | and bl, 0x0f |
||
1372 | mov al, byte[str_hex + ebx] |
||
1373 | stosb |
||
1374 | jmp .loop |
||
1375 | |||
1376 | |||
7101 | hidnplayr | 1377 | .out_of_space: |
1378 | DEBUGF 2, "ERROR: buffer too small!\n" |
||
1379 | |||
4209 | hidnplayr | 1380 | .done: |
7101 | hidnplayr | 1381 | xor al, al |
4209 | hidnplayr | 1382 | stosb |
4831 | hidnplayr | 1383 | sub edi, [esp + 7 * 4] |
1384 | dec edi |
||
1385 | mov [esp + 4 * 4], edi |
||
4209 | hidnplayr | 1386 | |
1387 | popa |
||
4848 | hidnplayr | 1388 | DEBUGF 1, "escaped URL: %s\n", eax |
4209 | hidnplayr | 1389 | ret |
1390 | |||
1391 | .error: |
||
5732 | hidnplayr | 1392 | DEBUGF 2, "ERROR: out of RAM!\n" |
4209 | hidnplayr | 1393 | popa |
1394 | xor eax, eax |
||
1395 | ret |
||
1396 | |||
1397 | endp |
||
1398 | |||
1399 | |||
1400 | |||
4167 | hidnplayr | 1401 | ;;================================================================================================;; |
5534 | hidnplayr | 1402 | proc HTTP_unescape URI, length ;//////////////////////////////////////////////////////////////////;; |
4209 | hidnplayr | 1403 | ;;------------------------------------------------------------------------------------------------;; |
1404 | ;? ;; |
||
1405 | ;;------------------------------------------------------------------------------------------------;; |
||
1406 | ;> URI = ptr to ASCIIZ URI ;; |
||
1407 | ;;------------------------------------------------------------------------------------------------;; |
||
1408 | ;< eax = 0 (error) / ptr to ASCIIZ URI ;; |
||
1409 | ;;================================================================================================;; |
||
1410 | |||
4848 | hidnplayr | 1411 | DEBUGF 1, "HTTP_unescape: %s\n", [URI] |
4209 | hidnplayr | 1412 | pusha |
1413 | |||
5534 | hidnplayr | 1414 | invoke mem.alloc, URLMAXLEN ; FIXME: use length provided by caller |
4209 | hidnplayr | 1415 | test eax, eax |
1416 | jz .error |
||
7101 | hidnplayr | 1417 | mov edx, URLMAXLEN-1 ; Remaining space in temp buffer minus one for 0 byte |
4209 | hidnplayr | 1418 | mov [esp + 7 * 4], eax ; return ptr in eax |
1419 | mov esi, [URI] |
||
1420 | mov edi, eax |
||
1421 | .loop: |
||
1422 | lodsb |
||
1423 | test al, al |
||
1424 | jz .done |
||
1425 | cmp al, '%' |
||
1426 | je .unescape |
||
1427 | stosb |
||
7101 | hidnplayr | 1428 | dec edx |
1429 | jnz .loop |
||
1430 | jmp .out_of_space |
||
4209 | hidnplayr | 1431 | |
1432 | .unescape: |
||
1433 | xor ebx, ebx |
||
1434 | xor ecx, ecx |
||
1435 | .unescape_nibble: |
||
1436 | lodsb |
||
1437 | sub al, '0' |
||
1438 | jb .fail |
||
1439 | cmp al, 9 |
||
1440 | jbe .nibble_ok |
||
1441 | sub al, 'A' - '0' - 10 |
||
1442 | jb .fail |
||
1443 | cmp al, 15 |
||
1444 | jbe .nibble_ok |
||
1445 | sub al, 'a' - 'A' |
||
1446 | cmp al, 15 |
||
1447 | ja .fail |
||
1448 | .nibble_ok: |
||
1449 | shl bl, 8 |
||
1450 | or bl, al |
||
1451 | dec ecx |
||
1452 | jc .unescape_nibble |
||
1453 | mov al, bl |
||
1454 | stosb |
||
7101 | hidnplayr | 1455 | dec edx |
1456 | jnz .loop |
||
1457 | jmp .out_of_space |
||
4209 | hidnplayr | 1458 | |
1459 | .fail: |
||
5732 | hidnplayr | 1460 | DEBUGF 2, "ERROR: invalid URI!\n" |
4209 | hidnplayr | 1461 | jmp .loop |
1462 | |||
7101 | hidnplayr | 1463 | .out_of_space: |
1464 | DEBUGF 2, "ERROR: buffer too small!\n" |
||
1465 | |||
4209 | hidnplayr | 1466 | .done: |
7101 | hidnplayr | 1467 | xor al, al |
4209 | hidnplayr | 1468 | stosb |
1469 | popa |
||
4848 | hidnplayr | 1470 | DEBUGF 1, "unescaped URL: %s\n", eax |
4209 | hidnplayr | 1471 | ret |
1472 | |||
1473 | .error: |
||
5732 | hidnplayr | 1474 | DEBUGF 2, "ERROR: out of RAM!\n" |
4209 | hidnplayr | 1475 | popa |
1476 | xor eax, eax |
||
1477 | ret |
||
1478 | |||
1479 | endp |
||
1480 | |||
1481 | |||
1482 | |||
1483 | |||
1484 | |||
1485 | ;;================================================================================================;; |
||
4202 | hidnplayr | 1486 | ;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
1487 | ;;================================================================================================;; |
||
1488 | ;! Internal procedures section ;; |
||
4220 | hidnplayr | 1489 | ;; ;; |
1490 | ;; NOTICE: These procedures do not follow stdcall conventions and thus may destroy any register. ;; |
||
4202 | hidnplayr | 1491 | ;;================================================================================================;; |
1492 | ;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
||
1493 | ;;================================================================================================;; |
||
1494 | |||
1495 | |||
1496 | |||
1497 | |||
1498 | ;;================================================================================================;; |
||
4167 | hidnplayr | 1499 | proc open_connection hostname, port ;/////////////////////////////////////////////////////////////;; |
1500 | ;;------------------------------------------------------------------------------------------------;; |
||
4202 | hidnplayr | 1501 | ;? Connects to a HTTP server ;; |
4167 | hidnplayr | 1502 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 1503 | ;> hostname = ptr to ASCIIZ hostname ;; |
1504 | ;> port = port (x86 byte order) ;; |
||
4167 | hidnplayr | 1505 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 1506 | ;< eax = 0 (error) / socketnum ;; |
4167 | hidnplayr | 1507 | ;;================================================================================================;; |
4158 | hidnplayr | 1508 | |
4167 | hidnplayr | 1509 | locals |
1510 | sockaddr dd ? |
||
1511 | socketnum dd ? |
||
1512 | endl |
||
1513 | |||
4233 | hidnplayr | 1514 | cmp [proxyAddr], 0 |
1515 | je .no_proxy |
||
1516 | |||
1517 | mov [hostname], proxyAddr |
||
1518 | |||
1519 | push [proxyPort] |
||
1520 | pop [port] |
||
1521 | .no_proxy: |
||
1522 | |||
4167 | hidnplayr | 1523 | ; Resolve the hostname |
1524 | DEBUGF 1, "Resolving hostname\n" |
||
1525 | push esp ; reserve stack place |
||
6921 | hidnplayr | 1526 | invoke getaddrinfo, [hostname], 0, 0, esp |
4167 | hidnplayr | 1527 | pop esi |
1528 | test eax, eax |
||
1529 | jnz .error1 |
||
1530 | |||
1531 | ; getaddrinfo returns addrinfo struct, make the pointer to sockaddr struct |
||
5904 | hidnplayr | 1532 | push esi ; for freeaddrinfo |
4167 | hidnplayr | 1533 | mov esi, [esi + addrinfo.ai_addr] |
1534 | mov [sockaddr], esi |
||
1535 | mov eax, [esi + sockaddr_in.sin_addr] |
||
1536 | test eax, eax |
||
1537 | jz .error2 |
||
1538 | |||
1539 | DEBUGF 1, "Server ip=%u.%u.%u.%u\n", \ |
||
1540 | [esi + sockaddr_in.sin_addr]:1, [esi + sockaddr_in.sin_addr + 1]:1, \ |
||
1541 | [esi + sockaddr_in.sin_addr + 2]:1, [esi + sockaddr_in.sin_addr + 3]:1 |
||
1542 | |||
1543 | mov [esi + sockaddr_in.sin_family], AF_INET4 |
||
1544 | mov eax, [port] |
||
1545 | xchg al, ah |
||
1546 | mov [esi + sockaddr_in.sin_port], ax |
||
1547 | |||
6921 | hidnplayr | 1548 | ; Open a new TCP socket |
4167 | hidnplayr | 1549 | mcall socket, AF_INET4, SOCK_STREAM, 0 |
1550 | test eax, eax |
||
6921 | hidnplayr | 1551 | jz .error3 |
4167 | hidnplayr | 1552 | mov [socketnum], eax |
1553 | DEBUGF 1, "Socket: 0x%x\n", eax |
||
1554 | |||
6921 | hidnplayr | 1555 | ; Connect to the server |
4167 | hidnplayr | 1556 | mcall connect, [socketnum], [sockaddr], 18 |
1557 | test eax, eax |
||
6921 | hidnplayr | 1558 | jnz .error3 |
4167 | hidnplayr | 1559 | DEBUGF 1, "Socket is now connected.\n" |
1560 | |||
6921 | hidnplayr | 1561 | invoke freeaddrinfo ; Free allocated memory |
4167 | hidnplayr | 1562 | mov eax, [socketnum] |
1563 | ret |
||
1564 | |||
6921 | hidnplayr | 1565 | .error3: |
1566 | DEBUGF 2, "Could not connect to the remote server\n" |
||
1567 | invoke freeaddrinfo ; Free allocated memory |
||
1568 | xor eax, eax |
||
1569 | ret |
||
1570 | |||
4167 | hidnplayr | 1571 | .error2: |
6921 | hidnplayr | 1572 | DEBUGF 2, "Resolving hostname failed\n" |
1573 | invoke freeaddrinfo ; Free allocated memory |
||
1574 | xor eax, eax |
||
1575 | ret |
||
1576 | |||
4167 | hidnplayr | 1577 | .error1: |
7009 | ashmew2 | 1578 | DEBUGF 2, "Contacting DNS server failed with EAI code: %x\n", eax |
4167 | hidnplayr | 1579 | xor eax, eax |
1580 | ret |
||
1581 | |||
1582 | endp |
||
1583 | |||
1584 | |||
4158 | hidnplayr | 1585 | ;;================================================================================================;; |
1586 | proc parse_url URL ;//////////////////////////////////////////////////////////////////////////////;; |
||
1587 | ;;------------------------------------------------------------------------------------------------;; |
||
4202 | hidnplayr | 1588 | ;? Split a given URL into hostname and pageaddr ;; |
4158 | hidnplayr | 1589 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 1590 | ;> URL = ptr to ASCIIZ URL ;; |
4158 | hidnplayr | 1591 | ;;------------------------------------------------------------------------------------------------;; |
4202 | hidnplayr | 1592 | ;< eax = 0 (error) / ptr to ASCIIZ hostname ;; |
1593 | ;< ebx = ptr to ASCIIZ pageaddr ;; |
||
4233 | hidnplayr | 1594 | ;< ecx = port number ;; |
4158 | hidnplayr | 1595 | ;;================================================================================================;; |
1596 | |||
1597 | locals |
||
1598 | urlsize dd ? |
||
1599 | hostname dd ? |
||
1600 | pageaddr dd ? |
||
4233 | hidnplayr | 1601 | port dd ? |
4158 | hidnplayr | 1602 | endl |
1603 | |||
4161 | hidnplayr | 1604 | DEBUGF 1, "parsing URL: %s\n", [URL] |
4158 | hidnplayr | 1605 | |
1606 | ; remove any leading protocol text |
||
4983 | hidnplayr | 1607 | mov edi, [URL] |
4158 | hidnplayr | 1608 | mov ecx, URLMAXLEN |
1609 | mov ax, '//' |
||
1610 | .loop1: |
||
4983 | hidnplayr | 1611 | cmp byte[edi], 0 ; end of URL? |
4158 | hidnplayr | 1612 | je .url_ok ; yep, so not found |
4983 | hidnplayr | 1613 | cmp [edi], ax |
4158 | hidnplayr | 1614 | je .skip_proto |
4983 | hidnplayr | 1615 | inc edi |
4158 | hidnplayr | 1616 | dec ecx |
1617 | jnz .loop1 |
||
4233 | hidnplayr | 1618 | jmp .invalid |
4158 | hidnplayr | 1619 | |
1620 | .skip_proto: |
||
4983 | hidnplayr | 1621 | inc edi ; skip the two '/' |
1622 | inc edi |
||
1623 | mov [URL], edi ; update pointer so it skips protocol |
||
4158 | hidnplayr | 1624 | |
4983 | hidnplayr | 1625 | ; Find the trailing 0 byte |
1626 | xor al, al |
||
1627 | repne scasb |
||
1628 | jne .invalid ; ecx reached 0 before we reached end of string |
||
1629 | |||
4158 | hidnplayr | 1630 | .url_ok: |
4983 | hidnplayr | 1631 | sub edi, [URL] ; calculate total length of URL |
1632 | mov [urlsize], edi |
||
4158 | hidnplayr | 1633 | |
1634 | ; now look for page delimiter - it's a '/' character |
||
4983 | hidnplayr | 1635 | mov ecx, edi ; URL length |
4158 | hidnplayr | 1636 | mov edi, [URL] |
1637 | mov al, '/' |
||
1638 | repne scasb |
||
4161 | hidnplayr | 1639 | jne @f |
4158 | hidnplayr | 1640 | dec edi ; return one char, '/' must be part of the pageaddr |
1641 | inc ecx ; |
||
4161 | hidnplayr | 1642 | @@: |
4158 | hidnplayr | 1643 | push ecx edi ; remember the pointer and length of pageaddr |
1644 | |||
4222 | hidnplayr | 1645 | |
4233 | hidnplayr | 1646 | ; Create new buffer and put hostname in it. |
4158 | hidnplayr | 1647 | mov ecx, edi |
1648 | sub ecx, [URL] |
||
1649 | inc ecx ; we will add a 0 byte at the end |
||
1650 | invoke mem.alloc, ecx |
||
1651 | or eax, eax |
||
1652 | jz .no_mem |
||
1653 | |||
1654 | mov [hostname], eax ; copy hostname to buffer |
||
1655 | mov edi, eax |
||
1656 | mov esi, [URL] |
||
1657 | dec ecx |
||
1658 | rep movsb |
||
1659 | xor al, al |
||
1660 | stosb |
||
1661 | |||
4233 | hidnplayr | 1662 | ; Check if user provided a port, and convert it if so. |
1663 | mov esi, [hostname] |
||
1664 | mov [port], 80 ; default port if user didnt provide one |
||
1665 | .portloop: |
||
1666 | lodsb |
||
1667 | test al, al |
||
1668 | jz .no_port |
||
1669 | cmp al, ':' |
||
1670 | jne .portloop |
||
1671 | |||
1672 | push esi |
||
1673 | call ascii_dec_ebx |
||
1674 | pop edi |
||
1675 | cmp byte[esi-1], 0 |
||
1676 | jne .invalid |
||
1677 | cmp [proxyAddr], 0 ; remove port number from hostname |
||
1678 | jne @f ; unless when we are using proxy |
||
1679 | mov byte[edi-1], 0 |
||
1680 | @@: |
||
1681 | test ebx, ebx |
||
1682 | je .invalid |
||
1683 | cmp ebx, 0xffff |
||
1684 | ja .invalid |
||
1685 | mov [port], ebx |
||
1686 | .no_port: |
||
1687 | |||
1688 | |||
1689 | ; Did user provide a pageaddr? |
||
4161 | hidnplayr | 1690 | mov [pageaddr], str_slash ; assume there is no pageaddr |
4158 | hidnplayr | 1691 | pop esi ecx |
1692 | test ecx, ecx |
||
1693 | jz .no_page |
||
4233 | hidnplayr | 1694 | |
1695 | ; Create new buffer and put pageaddr into it. |
||
4158 | hidnplayr | 1696 | inc ecx ; we will add a 0 byte at the end |
1697 | invoke mem.alloc, ecx |
||
1698 | or eax, eax |
||
1699 | jz .no_mem |
||
1700 | |||
1701 | mov [pageaddr], eax ; copy pageaddr to buffer |
||
1702 | mov edi, eax |
||
1703 | dec ecx |
||
1704 | rep movsb |
||
1705 | xor al, al |
||
1706 | stosb |
||
4233 | hidnplayr | 1707 | |
4158 | hidnplayr | 1708 | .no_page: |
1709 | mov eax, [hostname] |
||
1710 | mov ebx, [pageaddr] |
||
4233 | hidnplayr | 1711 | mov ecx, [port] |
4158 | hidnplayr | 1712 | |
1713 | DEBUGF 1, "hostname: %s\n", eax |
||
1714 | DEBUGF 1, "pageaddr: %s\n", ebx |
||
4221 | hidnplayr | 1715 | DEBUGF 1, "port: %u\n", ecx |
4158 | hidnplayr | 1716 | |
1717 | ret |
||
1718 | |||
1719 | .no_mem: |
||
5732 | hidnplayr | 1720 | DEBUGF 2, "Out of memory!\n" |
4158 | hidnplayr | 1721 | xor eax, eax |
1722 | ret |
||
1723 | |||
4233 | hidnplayr | 1724 | .invalid: |
5732 | hidnplayr | 1725 | DEBUGF 2, "Invalid URL!\n" |
4233 | hidnplayr | 1726 | xor eax, eax |
1727 | ret |
||
1728 | |||
4158 | hidnplayr | 1729 | endp |
1730 | |||
1731 | |||
4233 | hidnplayr | 1732 | |
1733 | |||
1734 | |||
4202 | hidnplayr | 1735 | ;;================================================================================================;; |
4233 | hidnplayr | 1736 | proc append_proxy_auth_header ;///////////////////////////////////////////////////////////////////;; |
4202 | hidnplayr | 1737 | ;;------------------------------------------------------------------------------------------------;; |
4233 | hidnplayr | 1738 | ;? Appends the proxy authentication header ;; |
1739 | ;;------------------------------------------------------------------------------------------------;; |
||
1740 | ;> / ;; |
||
1741 | ;;------------------------------------------------------------------------------------------------;; |
||
1742 | ;< / ;; |
||
1743 | ;;================================================================================================;; |
||
1744 | mov esi, str_proxy_auth |
||
1745 | mov ecx, str_proxy_auth.length |
||
1746 | rep movsb |
||
1747 | ; base64-encode string |
||
1748 | mov esi, proxyUser |
||
1749 | |||
1750 | apah000: |
||
1751 | lodsb |
||
1752 | test al, al |
||
1753 | jz apah001 |
||
1754 | call encode_base64_byte |
||
1755 | jmp apah000 |
||
1756 | |||
1757 | apah001: |
||
1758 | mov al, ':' |
||
1759 | call encode_base64_byte |
||
1760 | mov esi, proxyPassword |
||
1761 | |||
1762 | apah002: |
||
1763 | lodsb |
||
1764 | test al, al |
||
1765 | jz apah003 |
||
1766 | call encode_base64_byte |
||
1767 | jmp apah002 |
||
1768 | |||
1769 | apah003: |
||
1770 | call encode_base64_final |
||
1771 | ret |
||
1772 | |||
1773 | encode_base64_byte: |
||
1774 | inc ecx |
||
1775 | shl edx, 8 |
||
1776 | mov dl, al |
||
1777 | cmp ecx, 3 |
||
1778 | je ebb001 |
||
1779 | ret |
||
1780 | |||
1781 | ebb001: |
||
1782 | shl edx, 8 |
||
1783 | inc ecx |
||
1784 | |||
1785 | ebb002: |
||
1786 | rol edx, 6 |
||
1787 | xor eax, eax |
||
1788 | xchg al, dl |
||
1789 | mov al, [base64_table+eax] |
||
1790 | stosb |
||
1791 | loop ebb002 |
||
1792 | ret |
||
1793 | |||
1794 | encode_base64_final: |
||
1795 | mov al, 0 |
||
1796 | test ecx, ecx |
||
1797 | jz ebf000 |
||
1798 | call encode_base64_byte |
||
1799 | test ecx, ecx |
||
1800 | jz ebf001 |
||
1801 | call encode_base64_byte |
||
1802 | mov byte [edi-2], '=' |
||
1803 | |||
1804 | ebf001: |
||
1805 | mov byte [edi-1], '=' |
||
1806 | |||
1807 | ebf000: |
||
1808 | ret |
||
1809 | |||
1810 | endp |
||
1811 | |||
1812 | |||
1813 | ;;================================================================================================;; |
||
1814 | proc eax_ascii_dec ;//////////////////////////////////////////////////////////////////////////////;; |
||
1815 | ;;------------------------------------------------------------------------------------------------;; |
||
4202 | hidnplayr | 1816 | ;? Convert eax to ASCII decimal number ;; |
1817 | ;;------------------------------------------------------------------------------------------------;; |
||
1818 | ;> eax = number ;; |
||
1819 | ;> edi = ptr where to write ASCII decimal number ;; |
||
1820 | ;;------------------------------------------------------------------------------------------------;; |
||
1821 | ;< / ;; |
||
1822 | ;;================================================================================================;; |
||
4158 | hidnplayr | 1823 | |
4168 | hidnplayr | 1824 | push -'0' |
4167 | hidnplayr | 1825 | mov ecx, 10 |
1826 | .loop: |
||
1827 | xor edx, edx |
||
1828 | div ecx |
||
4168 | hidnplayr | 1829 | push edx |
4167 | hidnplayr | 1830 | test eax, eax |
1831 | jnz .loop |
||
4158 | hidnplayr | 1832 | |
4168 | hidnplayr | 1833 | .loop2: |
1834 | pop eax |
||
1835 | add al, '0' |
||
1836 | jz .done |
||
1837 | stosb |
||
1838 | jmp .loop2 |
||
1839 | .done: |
||
1840 | |||
4167 | hidnplayr | 1841 | ret |
4158 | hidnplayr | 1842 | |
4202 | hidnplayr | 1843 | endp |
4167 | hidnplayr | 1844 | |
4202 | hidnplayr | 1845 | |
4158 | hidnplayr | 1846 | ;;================================================================================================;; |
4233 | hidnplayr | 1847 | proc ascii_dec_ebx ;//////////////////////////////////////////////////////////////////////////////;; |
1848 | ;;------------------------------------------------------------------------------------------------;; |
||
1849 | ;? Convert ASCII decimal number to ebx ;; |
||
1850 | ;;------------------------------------------------------------------------------------------------;; |
||
1851 | ;> esi = ptr where to read ASCII decimal number ;; |
||
1852 | ;;------------------------------------------------------------------------------------------------;; |
||
1853 | ;> ebx = number ;; |
||
1854 | ;;================================================================================================;; |
||
1855 | |||
1856 | xor eax, eax |
||
1857 | xor ebx, ebx |
||
1858 | .loop: |
||
1859 | lodsb |
||
1860 | sub al, '0' |
||
1861 | jb .done |
||
1862 | cmp al, 9 |
||
1863 | ja .done |
||
1864 | lea ebx, [ebx + 4*ebx] |
||
1865 | shl ebx, 1 |
||
1866 | add ebx, eax |
||
1867 | jmp .loop |
||
1868 | .done: |
||
1869 | |||
1870 | ret |
||
1871 | |||
1872 | endp |
||
1873 | |||
1874 | |||
1875 | ;;================================================================================================;; |
||
4158 | hidnplayr | 1876 | ;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
1877 | ;;================================================================================================;; |
||
1878 | ;! Imported functions section ;; |
||
1879 | ;;================================================================================================;; |
||
1880 | ;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
||
1881 | ;;================================================================================================;; |
||
1882 | |||
1883 | |||
1884 | align 16 |
||
1885 | @IMPORT: |
||
1886 | |||
1887 | library \ |
||
1888 | libini, 'libini.obj', \ |
||
1889 | network, 'network.obj' |
||
1890 | |||
1891 | import libini, \ |
||
1892 | ini.get_str, 'ini_get_str', \ |
||
1893 | ini.get_int, 'ini_get_int' |
||
1894 | |||
1895 | import network,\ |
||
1896 | getaddrinfo, 'getaddrinfo',\ |
||
1897 | freeaddrinfo, 'freeaddrinfo',\ |
||
1898 | inet_ntoa, 'inet_ntoa' |
||
1899 | |||
1900 | ;;===========================================================================;; |
||
1901 | ;;///////////////////////////////////////////////////////////////////////////;; |
||
1902 | ;;===========================================================================;; |
||
1903 | ;! Exported functions section ;; |
||
1904 | ;;===========================================================================;; |
||
1905 | ;;///////////////////////////////////////////////////////////////////////////;; |
||
1906 | ;;===========================================================================;; |
||
1907 | |||
1908 | |||
4996 | hidnplayr | 1909 | HTTP_stop = HTTP_disconnect |
1910 | HTTP_process = HTTP_receive |
||
1911 | |||
4158 | hidnplayr | 1912 | align 4 |
1913 | @EXPORT: |
||
1914 | export \ |
||
1915 | lib_init , 'lib_init' , \ |
||
1916 | 0x00010001 , 'version' , \ |
||
7512 | hidnplayr | 1917 | HTTP_buffersize_get , 'buffersize_get' , \ |
1918 | HTTP_buffersize_set , 'buffersize_set' , \ |
||
4158 | hidnplayr | 1919 | HTTP_get , 'get' , \ |
4167 | hidnplayr | 1920 | HTTP_head , 'head' , \ |
1921 | HTTP_post , 'post' , \ |
||
4222 | hidnplayr | 1922 | HTTP_find_header_field , 'find_header_field' , \ |
4996 | hidnplayr | 1923 | HTTP_process , 'process' , \ ; To be removed |
1924 | HTTP_send , 'send' , \ |
||
1925 | HTTP_receive , 'receive' , \ |
||
1926 | HTTP_disconnect , 'disconnect' , \ |
||
4205 | hidnplayr | 1927 | HTTP_free , 'free' , \ |
4996 | hidnplayr | 1928 | HTTP_stop , 'stop' , \ ; To be removed |
4831 | hidnplayr | 1929 | HTTP_escape , 'escape' , \ |
1930 | HTTP_unescape , 'unescape' |
||
4158 | hidnplayr | 1931 | ; HTTP_put , 'put' , \ |
1932 | ; HTTP_delete , 'delete' , \ |
||
1933 | ; HTTP_trace , 'trace' , \ |
||
1934 | ; HTTP_connect , 'connect' , \ |
||
1935 | |||
1936 | |||
1937 | |||
1938 | section '.data' data readable writable align 16 |
||
1939 | |||
1940 | inifile db '/sys/settings/network.ini', 0 |
||
1941 | |||
1942 | sec_proxy: |
||
1943 | key_proxy db 'proxy', 0 |
||
1944 | key_proxyport db 'port', 0 |
||
1945 | key_user db 'user', 0 |
||
1946 | key_password db 'password', 0 |
||
1947 | |||
1948 | str_http11 db ' HTTP/1.1', 13, 10, 'Host: ' |
||
1949 | .length = $ - str_http11 |
||
4167 | hidnplayr | 1950 | str_post_cl db 13, 10, 'Content-Length: ' |
1951 | .length = $ - str_post_cl |
||
1952 | str_post_ct db 13, 10, 'Content-Type: ' |
||
1953 | .length = $ - str_post_ct |
||
4158 | hidnplayr | 1954 | str_proxy_auth db 13, 10, 'Proxy-Authorization: Basic ' |
1955 | .length = $ - str_proxy_auth |
||
7296 | hidnplayr | 1956 | str_close db 'User-Agent: KolibriOS libHTTP/1.1', 13, 10, 'Connection: close', 13, 10, 13, 10 |
4241 | hidnplayr | 1957 | .length = $ - str_close |
7296 | hidnplayr | 1958 | str_keep db 'User-Agent: KolibriOS libHTTP/1.1', 13, 10, 'Connection: keep-alive', 13, 10, 13, 10 |
5769 | hidnplayr | 1959 | .length = $ - str_keep |
4158 | hidnplayr | 1960 | |
4233 | hidnplayr | 1961 | str_http db 'http://', 0 |
1962 | |||
4158 | hidnplayr | 1963 | base64_table db 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz' |
1964 | db '0123456789+/' |
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1965 | |||
1966 | str_cl db 'content-length', 0 |
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4161 | hidnplayr | 1967 | str_slash db '/', 0 |
4158 | hidnplayr | 1968 | str_te db 'transfer-encoding', 0 |
4167 | hidnplayr | 1969 | str_get db 'GET ', 0 |
1970 | str_head db 'HEAD ', 0 |
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1971 | str_post db 'POST ', 0 |
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4158 | hidnplayr | 1972 | |
4209 | hidnplayr | 1973 | bits_must_escape: |
1974 | dd 0xffffffff ; 00-1F |
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1975 | dd 1 shl 0 + 1 shl 2 + 1 shl 3 + 1 shl 5 + 1 shl 28 + 1 shl 30 ; "#%<> |
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1976 | dd 1 shl 27 + 1 shl 28 + 1 shl 29 + 1 shl 30 ;[\]^ |
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1977 | dd 1 shl 0 + 1 shl 27 + 1 shl 28 + 1 shl 29 + 1 shl 31 ;`{|} DEL |
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1978 | |||
1979 | dd 0xffffffff |
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1980 | dd 0xffffffff |
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1981 | dd 0xffffffff |
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1982 | dd 0xffffffff |
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1983 | |||
1984 | str_hex: |
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1985 | db '0123456789ABCDEF' |
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1986 | |||
7512 | hidnplayr | 1987 | buffersize dd BUFFERSIZE |
1988 | |||
4158 | hidnplayr | 1989 | include_debug_strings |
1990 | |||
1991 | ; uninitialized data |
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1992 | mem.alloc dd ? |
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1993 | mem.free dd ? |
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1994 | mem.realloc dd ? |
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1995 | dll.load dd ? |
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1996 | |||
1997 | proxyAddr rb 256 |
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1998 | proxyUser rb 256 |
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1999 | proxyPassword rb 256 |
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2000 | proxyPort dd ?>>>>>>>>>>>>>>>>>>>> |