1 /*
2 * Wininet
3 *
4 * Copyright 1999 Corel Corporation
5 *
6 * Ulrich Czekalla
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 */
22
23 #ifndef _WINE_INTERNET_H_
24 #define _WINE_INTERNET_H_
25
26 #include "wine/heap.h"
27 #include "wine/list.h"
28
29 #include <time.h>
30
31 #include "winineti.h"
32
33 extern HMODULE WININET_hModule DECLSPEC_HIDDEN;
34
35 typedef struct {
36 WCHAR *name;
37 INTERNET_PORT port;
38 BOOL is_https;
39 struct sockaddr_storage addr;
40 int addr_len;
41 char addr_str[INET6_ADDRSTRLEN];
42
43 WCHAR *scheme_host_port;
44 const WCHAR *host_port;
45 const WCHAR *canon_host_port;
46
47 LONG ref;
48
49 DWORD security_flags;
50 const CERT_CHAIN_CONTEXT *cert_chain;
51
52 struct list entry;
53 struct list conn_pool;
54 } server_t;
55
56 void server_addref(server_t*) DECLSPEC_HIDDEN;
57 void server_release(server_t*) DECLSPEC_HIDDEN;
58
59 typedef enum {
60 COLLECT_TIMEOUT,
61 COLLECT_CONNECTIONS,
62 COLLECT_CLEANUP
63 } collect_type_t;
64 BOOL collect_connections(collect_type_t) DECLSPEC_HIDDEN;
65
66 /* used for netconnection.c stuff */
67 typedef struct
68 {
69 int socket;
70 BOOL secure;
71 BOOL is_blocking;
72 CtxtHandle ssl_ctx;
73 SecPkgContext_StreamSizes ssl_sizes;
74 server_t *server;
75 char *ssl_buf;
76 char *extra_buf;
77 size_t extra_len;
78 char *peek_msg;
79 char *peek_msg_mem;
80 size_t peek_len;
81 DWORD security_flags;
82 BOOL mask_errors;
83
84 BOOL keep_alive;
85 DWORD64 keep_until;
86 struct list pool_entry;
87 } netconn_t;
88
89 BOOL is_valid_netconn(netconn_t *) DECLSPEC_HIDDEN;
90 void close_netconn(netconn_t *) DECLSPEC_HIDDEN;
91
heap_realloc_zero(void * mem,size_t len)92 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc_zero(void *mem, size_t len)
93 {
94 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
95 }
96
heap_strdupW(LPCWSTR str)97 static inline LPWSTR heap_strdupW(LPCWSTR str)
98 {
99 LPWSTR ret = NULL;
100
101 if(str) {
102 DWORD size;
103
104 size = (lstrlenW(str)+1)*sizeof(WCHAR);
105 ret = heap_alloc(size);
106 if(ret)
107 memcpy(ret, str, size);
108 }
109
110 return ret;
111 }
112
heap_strdupA(const char * str)113 static inline char *heap_strdupA(const char *str)
114 {
115 char *ret = NULL;
116
117 if(str) {
118 DWORD size = strlen(str)+1;
119
120 ret = heap_alloc(size);
121 if(ret)
122 memcpy(ret, str, size);
123 }
124
125 return ret;
126 }
127
heap_strndupW(LPCWSTR str,UINT max_len)128 static inline LPWSTR heap_strndupW(LPCWSTR str, UINT max_len)
129 {
130 LPWSTR ret;
131 UINT len;
132
133 if(!str)
134 return NULL;
135
136 for(len=0; len<max_len; len++)
137 if(str[len] == '\0')
138 break;
139
140 ret = heap_alloc(sizeof(WCHAR)*(len+1));
141 if(ret) {
142 memcpy(ret, str, sizeof(WCHAR)*len);
143 ret[len] = '\0';
144 }
145
146 return ret;
147 }
148
heap_strndupAtoW(const char * str,int len_a,DWORD * len_w)149 static inline WCHAR *heap_strndupAtoW(const char *str, int len_a, DWORD *len_w)
150 {
151 WCHAR *ret = NULL;
152
153 if(str) {
154 size_t len;
155 if(len_a < 0) len_a = strlen(str);
156 len = MultiByteToWideChar(CP_ACP, 0, str, len_a, NULL, 0);
157 ret = heap_alloc((len+1)*sizeof(WCHAR));
158 if(ret) {
159 MultiByteToWideChar(CP_ACP, 0, str, len_a, ret, len);
160 ret[len] = 0;
161 *len_w = len;
162 }
163 }
164
165 return ret;
166 }
167
heap_strdupAtoW(const char * str)168 static inline WCHAR *heap_strdupAtoW(const char *str)
169 {
170 LPWSTR ret = NULL;
171
172 if(str) {
173 DWORD len;
174
175 len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
176 ret = heap_alloc(len*sizeof(WCHAR));
177 if(ret)
178 MultiByteToWideChar(CP_ACP, 0, str, -1, ret, len);
179 }
180
181 return ret;
182 }
183
heap_strdupWtoA(LPCWSTR str)184 static inline char *heap_strdupWtoA(LPCWSTR str)
185 {
186 char *ret = NULL;
187
188 if(str) {
189 DWORD size = WideCharToMultiByte(CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);
190 ret = heap_alloc(size);
191 if(ret)
192 WideCharToMultiByte(CP_ACP, 0, str, -1, ret, size, NULL, NULL);
193 }
194
195 return ret;
196 }
197
198 typedef struct {
199 const WCHAR *str;
200 size_t len;
201 } substr_t;
202
substr(const WCHAR * str,size_t len)203 static inline substr_t substr(const WCHAR *str, size_t len)
204 {
205 substr_t r = {str, len};
206 return r;
207 }
208
substrz(const WCHAR * str)209 static inline substr_t substrz(const WCHAR *str)
210 {
211 return substr(str, lstrlenW(str));
212 }
213
WININET_find_data_WtoA(LPWIN32_FIND_DATAW dataW,LPWIN32_FIND_DATAA dataA)214 static inline void WININET_find_data_WtoA(LPWIN32_FIND_DATAW dataW, LPWIN32_FIND_DATAA dataA)
215 {
216 dataA->dwFileAttributes = dataW->dwFileAttributes;
217 dataA->ftCreationTime = dataW->ftCreationTime;
218 dataA->ftLastAccessTime = dataW->ftLastAccessTime;
219 dataA->ftLastWriteTime = dataW->ftLastWriteTime;
220 dataA->nFileSizeHigh = dataW->nFileSizeHigh;
221 dataA->nFileSizeLow = dataW->nFileSizeLow;
222 dataA->dwReserved0 = dataW->dwReserved0;
223 dataA->dwReserved1 = dataW->dwReserved1;
224 WideCharToMultiByte(CP_ACP, 0, dataW->cFileName, -1,
225 dataA->cFileName, sizeof(dataA->cFileName),
226 NULL, NULL);
227 WideCharToMultiByte(CP_ACP, 0, dataW->cAlternateFileName, -1,
228 dataA->cAlternateFileName, sizeof(dataA->cAlternateFileName),
229 NULL, NULL);
230 }
231
232 typedef enum
233 {
234 WH_HINIT = INTERNET_HANDLE_TYPE_INTERNET,
235 WH_HFTPSESSION = INTERNET_HANDLE_TYPE_CONNECT_FTP,
236 WH_HGOPHERSESSION = INTERNET_HANDLE_TYPE_CONNECT_GOPHER,
237 WH_HHTTPSESSION = INTERNET_HANDLE_TYPE_CONNECT_HTTP,
238 WH_HFILE = INTERNET_HANDLE_TYPE_FTP_FILE,
239 WH_HFTPFINDNEXT = INTERNET_HANDLE_TYPE_FTP_FIND,
240 WH_HHTTPREQ = INTERNET_HANDLE_TYPE_HTTP_REQUEST,
241 } WH_TYPE;
242
243 #define INET_OPENURL 0x0001
244 #define INET_CALLBACKW 0x0002
245
246 typedef struct
247 {
248 LONG ref;
249 HANDLE file_handle;
250 WCHAR *file_name;
251 WCHAR *url;
252 BOOL is_committed;
253 } req_file_t;
254
255 typedef struct _object_header_t object_header_t;
256
257 typedef struct {
258 void (*Destroy)(object_header_t*);
259 void (*CloseConnection)(object_header_t*);
260 DWORD (*QueryOption)(object_header_t*,DWORD,void*,DWORD*,BOOL);
261 DWORD (*SetOption)(object_header_t*,DWORD,void*,DWORD);
262 DWORD (*ReadFile)(object_header_t*,void*,DWORD,DWORD*,DWORD,DWORD_PTR);
263 DWORD (*WriteFile)(object_header_t*,const void*,DWORD,DWORD*);
264 DWORD (*QueryDataAvailable)(object_header_t*,DWORD*,DWORD,DWORD_PTR);
265 DWORD (*FindNextFileW)(object_header_t*,void*);
266 DWORD (*LockRequestFile)(object_header_t*,req_file_t**);
267 } object_vtbl_t;
268
269 #define INTERNET_HANDLE_IN_USE 1
270
271 struct _object_header_t
272 {
273 WH_TYPE htype;
274 const object_vtbl_t *vtbl;
275 HINTERNET hInternet;
276 BOOL valid_handle;
277 DWORD dwFlags;
278 DWORD_PTR dwContext;
279 DWORD dwError;
280 ULONG ErrorMask;
281 DWORD dwInternalFlags;
282 LONG refs;
283 BOOL decoding;
284 INTERNET_STATUS_CALLBACK lpfnStatusCB;
285 struct list entry;
286 struct list children;
287 };
288
289 typedef struct
290 {
291 object_header_t hdr;
292 LPWSTR agent;
293 LPWSTR proxy;
294 LPWSTR proxyBypass;
295 LPWSTR proxyUsername;
296 LPWSTR proxyPassword;
297 DWORD accessType;
298 DWORD connect_timeout;
299 } appinfo_t;
300
301 typedef struct
302 {
303 object_header_t hdr;
304 appinfo_t *appInfo;
305 LPWSTR hostName; /* the final destination of the request */
306 LPWSTR userName;
307 LPWSTR password;
308 INTERNET_PORT hostPort; /* the final destination port of the request */
309 DWORD connect_timeout;
310 DWORD send_timeout;
311 DWORD receive_timeout;
312 } http_session_t;
313
314 #define HDR_ISREQUEST 0x0001
315 #define HDR_COMMADELIMITED 0x0002
316 #define HDR_SEMIDELIMITED 0x0004
317
318 typedef struct
319 {
320 LPWSTR lpszField;
321 LPWSTR lpszValue;
322 WORD wFlags;
323 WORD wCount;
324 } HTTPHEADERW, *LPHTTPHEADERW;
325
326
327 struct HttpAuthInfo;
328
329 typedef struct data_stream_vtbl_t data_stream_vtbl_t;
330
331 typedef struct {
332 const data_stream_vtbl_t *vtbl;
333 } data_stream_t;
334
335 typedef struct {
336 data_stream_t data_stream;
337 ULONGLONG content_length;
338 ULONGLONG content_read;
339 } netconn_stream_t;
340
341 #define READ_BUFFER_SIZE 8192
342
343 typedef struct
344 {
345 object_header_t hdr;
346 http_session_t *session;
347 server_t *server;
348 server_t *proxy;
349 LPWSTR path;
350 LPWSTR verb;
351 netconn_t *netconn;
352 DWORD security_flags;
353 DWORD connect_timeout;
354 DWORD send_timeout;
355 DWORD receive_timeout;
356 LPWSTR version;
357 DWORD status_code;
358 LPWSTR statusText;
359 DWORD bytesToWrite;
360 DWORD bytesWritten;
361
362 CRITICAL_SECTION headers_section; /* section to protect the headers array */
363 HTTPHEADERW *custHeaders;
364 DWORD nCustHeaders;
365
366 FILETIME last_modified;
367 HANDLE hCacheFile;
368 req_file_t *req_file;
369 FILETIME expires;
370 struct HttpAuthInfo *authInfo;
371 struct HttpAuthInfo *proxyAuthInfo;
372
373 CRITICAL_SECTION read_section; /* section to protect the following fields */
374 ULONGLONG contentLength; /* total number of bytes to be read */
375 BOOL read_gzip; /* are we reading in gzip mode? */
376 DWORD read_pos; /* current read position in read_buf */
377 DWORD read_size; /* valid data size in read_buf */
378 BYTE read_buf[READ_BUFFER_SIZE]; /* buffer for already read but not returned data */
379
380 data_stream_t *data_stream;
381 netconn_stream_t netconn_stream;
382 } http_request_t;
383
384 typedef struct task_header_t task_header_t;
385 typedef void (*async_task_proc_t)(task_header_t*);
386
387 struct task_header_t
388 {
389 async_task_proc_t proc;
390 object_header_t *hdr;
391 };
392
393 void *alloc_async_task(object_header_t*,async_task_proc_t,size_t) DECLSPEC_HIDDEN;
394
395 void *alloc_object(object_header_t*,const object_vtbl_t*,size_t) DECLSPEC_HIDDEN;
396 object_header_t *get_handle_object( HINTERNET hinternet ) DECLSPEC_HIDDEN;
397 object_header_t *WININET_AddRef( object_header_t *info ) DECLSPEC_HIDDEN;
398 BOOL WININET_Release( object_header_t *info ) DECLSPEC_HIDDEN;
399
400 DWORD INET_QueryOption(object_header_t*,DWORD,void*,DWORD*,BOOL) DECLSPEC_HIDDEN;
401 DWORD INET_SetOption(object_header_t*,DWORD,void*,DWORD) DECLSPEC_HIDDEN;
402
403 time_t ConvertTimeString(LPCWSTR asctime) DECLSPEC_HIDDEN;
404
405 HINTERNET FTP_Connect(appinfo_t *hIC, LPCWSTR lpszServerName,
406 INTERNET_PORT nServerPort, LPCWSTR lpszUserName,
407 LPCWSTR lpszPassword, DWORD dwFlags, DWORD_PTR dwContext,
408 DWORD dwInternalFlags) DECLSPEC_HIDDEN;
409
410 DWORD HTTP_Connect(appinfo_t*,LPCWSTR,
411 INTERNET_PORT nServerPort, LPCWSTR lpszUserName,
412 LPCWSTR lpszPassword, DWORD dwFlags, DWORD_PTR dwContext,
413 DWORD dwInternalFlags, HINTERNET*) DECLSPEC_HIDDEN;
414
415 BOOL GetAddress(const WCHAR*,INTERNET_PORT,SOCKADDR*,int*,char*) DECLSPEC_HIDDEN;
416
417 DWORD get_cookie_header(const WCHAR*,const WCHAR*,WCHAR**) DECLSPEC_HIDDEN;
418 DWORD set_cookie(substr_t,substr_t,substr_t,substr_t,DWORD) DECLSPEC_HIDDEN;
419
420 void INTERNET_SetLastError(DWORD dwError) DECLSPEC_HIDDEN;
421 DWORD INTERNET_GetLastError(void) DECLSPEC_HIDDEN;
422 DWORD INTERNET_AsyncCall(task_header_t*) DECLSPEC_HIDDEN;
423 LPSTR INTERNET_GetResponseBuffer(void) DECLSPEC_HIDDEN;
424
425 VOID INTERNET_SendCallback(object_header_t *hdr, DWORD_PTR dwContext,
426 DWORD dwInternetStatus, LPVOID lpvStatusInfo,
427 DWORD dwStatusInfoLength) DECLSPEC_HIDDEN;
428 WCHAR *INTERNET_FindProxyForProtocol(LPCWSTR szProxy, LPCWSTR proto) DECLSPEC_HIDDEN;
429
430 DWORD create_netconn(server_t*,DWORD,BOOL,DWORD,netconn_t**) DECLSPEC_HIDDEN;
431 void free_netconn(netconn_t*) DECLSPEC_HIDDEN;
432 void NETCON_unload(void) DECLSPEC_HIDDEN;
433 DWORD NETCON_secure_connect(netconn_t*,server_t*) DECLSPEC_HIDDEN;
434 DWORD NETCON_send(netconn_t *connection, const void *msg, size_t len, int flags,
435 int *sent /* out */) DECLSPEC_HIDDEN;
436 DWORD NETCON_recv(netconn_t*,void*,size_t,BOOL,int*) DECLSPEC_HIDDEN;
437 BOOL NETCON_is_alive(netconn_t*) DECLSPEC_HIDDEN;
438 LPCVOID NETCON_GetCert(netconn_t *connection) DECLSPEC_HIDDEN;
439 int NETCON_GetCipherStrength(netconn_t*) DECLSPEC_HIDDEN;
440 DWORD NETCON_set_timeout(netconn_t *connection, BOOL send, DWORD value) DECLSPEC_HIDDEN;
441 int sock_send(int fd, const void *msg, size_t len, int flags) DECLSPEC_HIDDEN;
442 int sock_recv(int fd, void *msg, size_t len, int flags) DECLSPEC_HIDDEN;
443
444 server_t *get_server(substr_t,INTERNET_PORT,BOOL,BOOL) DECLSPEC_HIDDEN;
445
446 DWORD create_req_file(const WCHAR*,req_file_t**) DECLSPEC_HIDDEN;
447 void req_file_release(req_file_t*) DECLSPEC_HIDDEN;
448
req_file_addref(req_file_t * req_file)449 static inline req_file_t *req_file_addref(req_file_t *req_file)
450 {
451 InterlockedIncrement(&req_file->ref);
452 return req_file;
453 }
454
455 BOOL init_urlcache(void) DECLSPEC_HIDDEN;
456 void free_urlcache(void) DECLSPEC_HIDDEN;
457 void free_cookie(void) DECLSPEC_HIDDEN;
458 void free_authorization_cache(void) DECLSPEC_HIDDEN;
459
460 void init_winsock(void) DECLSPEC_HIDDEN;
461
462 #define MAX_REPLY_LEN 0x5B4
463
464 /* Used for debugging - maybe need to be shared in the Wine debugging code ? */
465 typedef struct
466 {
467 DWORD val;
468 const char* name;
469 } wininet_flag_info;
470
471 /* Undocumented security flags */
472 #define _SECURITY_FLAG_CERT_REV_FAILED 0x00800000
473 #define _SECURITY_FLAG_CERT_INVALID_CA 0x01000000
474 #define _SECURITY_FLAG_CERT_INVALID_CN 0x02000000
475 #define _SECURITY_FLAG_CERT_INVALID_DATE 0x04000000
476
477 #define _SECURITY_ERROR_FLAGS_MASK \
478 (_SECURITY_FLAG_CERT_REV_FAILED \
479 |_SECURITY_FLAG_CERT_INVALID_CA \
480 |_SECURITY_FLAG_CERT_INVALID_CN \
481 |_SECURITY_FLAG_CERT_INVALID_DATE)
482
483 #endif /* _WINE_INTERNET_H_ */
484