dlls/winhttp/winhttp_private.h

   1 /*
   2  * Copyright 2008 Hans Leidekker for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef _WINE_WINHTTP_PRIVATE_H_
  20 #define _WINE_WINHTTP_PRIVATE_H_
  21
  22 #ifndef __WINE_CONFIG_H
  23 # error You must include config.h to use this header
  24 #endif
  25
  26 #include "wine/heap.h"
  27 #include "wine/list.h"
  28 #include "wine/unicode.h"
  29
  30 #include <sys/types.h>
  31 #ifdef HAVE_SYS_SOCKET_H
  32 # include <sys/socket.h>
  33 #endif
  34 #ifdef HAVE_NETINET_IN_H
  35 # include <netinet/in.h>
  36 #endif
  37 #ifdef HAVE_NETDB_H
  38 # include <netdb.h>
  39 #endif
  40 #if defined(__MINGW32__) || defined (_MSC_VER)
  41 # include <ws2tcpip.h>
  42 #else
  43 # define closesocket close
  44 # define ioctlsocket ioctl
  45 #endif
  46
  47 #include "ole2.h"
  48 #include "sspi.h"
  49
  50 static const WCHAR getW[]    = {'G','E','T',0};
  51 static const WCHAR postW[]   = {'P','O','S','T',0};
  52 static const WCHAR headW[]   = {'H','E','A','D',0};
  53 static const WCHAR slashW[]  = {'/',0};
  54 static const WCHAR http1_0[] = {'H','T','T','P','/','1','.','0',0};
  55 static const WCHAR http1_1[] = {'H','T','T','P','/','1','.','1',0};
  56 static const WCHAR chunkedW[] = {'c','h','u','n','k','e','d',0};
  57
  58 typedef struct _object_header_t object_header_t;
  59
  60 typedef struct
  61 {
  62     void (*destroy)( object_header_t * );
  63     BOOL (*query_option)( object_header_t *, DWORD, void *, DWORD * );
  64     BOOL (*set_option)( object_header_t *, DWORD, void *, DWORD );
  65 } object_vtbl_t;
  66
  67 struct _object_header_t
  68 {
  69     DWORD type;
  70     HINTERNET handle;
  71     const object_vtbl_t *vtbl;
  72     DWORD flags;
  73     DWORD disable_flags;
  74     DWORD logon_policy;
  75     DWORD redirect_policy;
  76     DWORD error;
  77     DWORD_PTR context;
  78     LONG refs;
  79     WINHTTP_STATUS_CALLBACK callback;
  80     DWORD notify_mask;
  81     struct list entry;
  82     struct list children;
  83 };
  84
  85 typedef struct
  86 {
  87     struct list entry;
  88     WCHAR *name;
  89     struct list cookies;
  90 } domain_t;
  91
  92 typedef struct
  93 {
  94     struct list entry;
  95     WCHAR *name;
  96     WCHAR *value;
  97     WCHAR *path;
  98 } cookie_t;
  99
 100 typedef struct {
 101     struct list entry;
 102     LONG ref;
 103     WCHAR *hostname;
 104     INTERNET_PORT port;
 105     BOOL secure;
 106     struct list connections;
 107 } hostdata_t;
 108
 109 typedef struct
 110 {
 111     object_header_t hdr;
 112     LPWSTR agent;
 113     DWORD access;
 114     int resolve_timeout;
 115     int connect_timeout;
 116     int send_timeout;
 117     int recv_timeout;
 118     LPWSTR proxy_server;
 119     LPWSTR proxy_bypass;
 120     LPWSTR proxy_username;
 121     LPWSTR proxy_password;
 122     struct list cookie_cache;
 123     HANDLE unload_event;
 124     CredHandle cred_handle;
 125     BOOL cred_handle_initialized;
 126     DWORD secure_protocols;
 127 } session_t;
 128
 129 typedef struct
 130 {
 131     object_header_t hdr;
 132     session_t *session;
 133     LPWSTR hostname;    /* final destination of the request */
 134     LPWSTR servername;  /* name of the server we directly connect to */
 135     LPWSTR username;
 136     LPWSTR password;
 137     INTERNET_PORT hostport;
 138     INTERNET_PORT serverport;
 139     struct sockaddr_storage sockaddr;
 140     BOOL resolved;
 141 } connect_t;
 142
 143 typedef struct
 144 {
 145     struct list entry;
 146     int socket;
 147     struct sockaddr_storage sockaddr;
 148     BOOL secure; /* SSL active on connection? */
 149     hostdata_t *host;
 150     ULONGLONG keep_until;
 151     CtxtHandle ssl_ctx;
 152     SecPkgContext_StreamSizes ssl_sizes;
 153     char *ssl_buf;
 154     char *extra_buf;
 155     size_t extra_len;
 156     char *peek_msg;
 157     char *peek_msg_mem;
 158     size_t peek_len;
 159 } netconn_t;
 160
 161 typedef struct
 162 {
 163     LPWSTR field;
 164     LPWSTR value;
 165     BOOL is_request; /* part of request headers? */
 166 } header_t;
 167
 168 enum auth_target
 169 {
 170     TARGET_INVALID = -1,
 171     TARGET_SERVER,
 172     TARGET_PROXY,
 173     TARGET_MAX
 174 };
 175
 176 enum auth_scheme
 177 {
 178     SCHEME_INVALID = -1,
 179     SCHEME_BASIC,
 180     SCHEME_NTLM,
 181     SCHEME_PASSPORT,
 182     SCHEME_DIGEST,
 183     SCHEME_NEGOTIATE,
 184     SCHEME_MAX
 185 };
 186
 187 struct authinfo
 188 {
 189     enum auth_scheme scheme;
 190     CredHandle cred;
 191     CtxtHandle ctx;
 192     TimeStamp exp;
 193     ULONG attr;
 194     ULONG max_token;
 195     char *data;
 196     unsigned int data_len;
 197     BOOL finished; /* finished authenticating */
 198 };
 199
 200 typedef struct
 201 {
 202     object_header_t hdr;
 203     connect_t *connect;
 204     LPWSTR verb;
 205     LPWSTR path;
 206     LPWSTR version;
 207     LPWSTR raw_headers;
 208     void *optional;
 209     DWORD optional_len;
 210     netconn_t *netconn;
 211     DWORD security_flags;
 212     int resolve_timeout;
 213     int connect_timeout;
 214     int send_timeout;
 215     int recv_timeout;
 216     LPWSTR status_text;
 217     DWORD content_length; /* total number of bytes to be read */
 218     DWORD content_read;   /* bytes read so far */
 219     BOOL  read_chunked;   /* are we reading in chunked mode? */
 220     BOOL  read_chunked_eof;  /* end of stream in chunked mode */
 221     BOOL  read_chunked_size; /* chunk size remaining */
 222     DWORD read_pos;       /* current read position in read_buf */
 223     DWORD read_size;      /* valid data size in read_buf */
 224     char  read_buf[8192]; /* buffer for already read but not returned data */
 225     header_t *headers;
 226     DWORD num_headers;
 227     WCHAR **accept_types;
 228     DWORD num_accept_types;
 229     struct authinfo *authinfo;
 230     struct authinfo *proxy_authinfo;
 231     HANDLE task_wait;
 232     HANDLE task_cancel;
 233     HANDLE task_thread;
 234     struct list task_queue;
 235     CRITICAL_SECTION task_cs;
 236     struct
 237     {
 238         WCHAR *username;
 239         WCHAR *password;
 240     } creds[TARGET_MAX][SCHEME_MAX];
 241 } request_t;
 242
 243 typedef struct _task_header_t task_header_t;
 244
 245 struct _task_header_t
 246 {
 247     struct list entry;
 248     request_t *request;
 249     void (*proc)( task_header_t * );
 250 };
 251
 252 typedef struct
 253 {
 254     task_header_t hdr;
 255     LPWSTR headers;
 256     DWORD headers_len;
 257     LPVOID optional;
 258     DWORD optional_len;
 259     DWORD total_len;
 260     DWORD_PTR context;
 261 } send_request_t;
 262
 263 typedef struct
 264 {
 265     task_header_t hdr;
 266 } receive_response_t;
 267
 268 typedef struct
 269 {
 270     task_header_t hdr;
 271     LPDWORD available;
 272 } query_data_t;
 273
 274 typedef struct
 275 {
 276     task_header_t hdr;
 277     LPVOID buffer;
 278     DWORD to_read;
 279     LPDWORD read;
 280 } read_data_t;
 281
 282 typedef struct
 283 {
 284     task_header_t hdr;
 285     LPCVOID buffer;
 286     DWORD to_write;
 287     LPDWORD written;
 288 } write_data_t;
 289
 290 object_header_t *addref_object( object_header_t * ) DECLSPEC_HIDDEN;
 291 object_header_t *grab_object( HINTERNET ) DECLSPEC_HIDDEN;
 292 void release_object( object_header_t * ) DECLSPEC_HIDDEN;
 293 HINTERNET alloc_handle( object_header_t * ) DECLSPEC_HIDDEN;
 294 BOOL free_handle( HINTERNET ) DECLSPEC_HIDDEN;
 295
 296 void set_last_error( DWORD ) DECLSPEC_HIDDEN;
 297 DWORD get_last_error( void ) DECLSPEC_HIDDEN;
 298 void send_callback( object_header_t *, DWORD, LPVOID, DWORD ) DECLSPEC_HIDDEN;
 299 void close_connection( request_t * ) DECLSPEC_HIDDEN;
 300
 301 BOOL netconn_close( netconn_t * ) DECLSPEC_HIDDEN;
 302 netconn_t *netconn_create( hostdata_t *, const struct sockaddr_storage *, int ) DECLSPEC_HIDDEN;
 303 void netconn_unload( void ) DECLSPEC_HIDDEN;
 304 ULONG netconn_query_data_available( netconn_t * ) DECLSPEC_HIDDEN;
 305 BOOL netconn_recv( netconn_t *, void *, size_t, int, int * ) DECLSPEC_HIDDEN;
 306 BOOL netconn_resolve( WCHAR *, INTERNET_PORT, struct sockaddr_storage *, int ) DECLSPEC_HIDDEN;
 307 BOOL netconn_secure_connect( netconn_t *, WCHAR *, DWORD, CredHandle * ) DECLSPEC_HIDDEN;
 308 BOOL netconn_send( netconn_t *, const void *, size_t, int * ) DECLSPEC_HIDDEN;
 309 DWORD netconn_set_timeout( netconn_t *, BOOL, int ) DECLSPEC_HIDDEN;
 310 BOOL netconn_is_alive( netconn_t * ) DECLSPEC_HIDDEN;
 311 const void *netconn_get_certificate( netconn_t * ) DECLSPEC_HIDDEN;
 312 int netconn_get_cipher_strength( netconn_t * ) DECLSPEC_HIDDEN;
 313
 314 BOOL set_cookies( request_t *, const WCHAR * ) DECLSPEC_HIDDEN;
 315 BOOL add_cookie_headers( request_t * ) DECLSPEC_HIDDEN;
 316 BOOL add_request_headers( request_t *, LPCWSTR, DWORD, DWORD ) DECLSPEC_HIDDEN;
 317 void delete_domain( domain_t * ) DECLSPEC_HIDDEN;
 318 BOOL set_server_for_hostname( connect_t *, LPCWSTR, INTERNET_PORT ) DECLSPEC_HIDDEN;
 319 void destroy_authinfo( struct authinfo * ) DECLSPEC_HIDDEN;
 320
 321 void release_host( hostdata_t *host ) DECLSPEC_HIDDEN;
 322
 323 extern HRESULT WinHttpRequest_create( void ** ) DECLSPEC_HIDDEN;
 324 void release_typelib( void ) DECLSPEC_HIDDEN;
 325
 326 static inline void* __WINE_ALLOC_SIZE(2) heap_realloc_zero( LPVOID mem, SIZE_T size )
 327 {
 328     return HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, mem, size );
 329 }
 330
 331 static inline WCHAR *strdupW( const WCHAR *src )
 332 {
 333     WCHAR *dst;
 334
 335     if (!src) return NULL;
 336     dst = heap_alloc( (strlenW( src ) + 1) * sizeof(WCHAR) );
 337     if (dst) strcpyW( dst, src );
 338     return dst;
 339 }
 340
 341 static inline WCHAR *strdupAW( const char *src )
 342 {
 343     WCHAR *dst = NULL;
 344     if (src)
 345     {
 346         DWORD len = MultiByteToWideChar( CP_ACP, 0, src, -1, NULL, 0 );
 347         if ((dst = heap_alloc( len * sizeof(WCHAR) )))
 348             MultiByteToWideChar( CP_ACP, 0, src, -1, dst, len );
 349     }
 350     return dst;
 351 }
 352
 353 static inline char *strdupWA( const WCHAR *src )
 354 {
 355     char *dst = NULL;
 356     if (src)
 357     {
 358         int len = WideCharToMultiByte( CP_ACP, 0, src, -1, NULL, 0, NULL, NULL );
 359         if ((dst = heap_alloc( len )))
 360             WideCharToMultiByte( CP_ACP, 0, src, -1, dst, len, NULL, NULL );
 361     }
 362     return dst;
 363 }
 364
 365 static inline char *strdupWA_sized( const WCHAR *src, DWORD size )
 366 {
 367     char *dst = NULL;
 368     if (src)
 369     {
 370         int len = WideCharToMultiByte( CP_ACP, 0, src, size, NULL, 0, NULL, NULL ) + 1;
 371         if ((dst = heap_alloc( len )))
 372         {
 373             WideCharToMultiByte( CP_ACP, 0, src, len, dst, size, NULL, NULL );
 374             dst[len - 1] = 0;
 375         }
 376     }
 377     return dst;
 378 }
 379
 380 extern HINSTANCE winhttp_instance DECLSPEC_HIDDEN;
 381
 382 #endif /* _WINE_WINHTTP_PRIVATE_H_ */