1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright (C) 2006-2007 Red Hat, Inc.
4 * Copyright (C) 2008 Novell, Inc.
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General
17 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 * Author: Alexander Larsson <alexl@redhat.com>
20 * Author: Tor Lillqvist <tml@novell.com>
27 #include "gio/gioerror.h"
28 #include "gio/giomodule.h"
31 #include "gwinhttpfile.h"
32 #include "gwinhttpvfs.h"
34 static gboolean lookup_done = FALSE;
35 static gboolean funcs_found = FALSE;
36 static GWinHttpDllFuncs funcs;
41 HMODULE winhttp = NULL;
42 char winhttp_dll[MAX_PATH + 100];
48 n = GetSystemDirectory (winhttp_dll, MAX_PATH);
49 if (n > 0 && n < MAX_PATH)
51 if (winhttp_dll[n-1] != '\\' &&
52 winhttp_dll[n-1] != '/')
53 strcat (winhttp_dll, "\\");
54 strcat (winhttp_dll, "winhttp.dll");
55 winhttp = LoadLibrary (winhttp_dll);
60 funcs.pWinHttpCloseHandle = (BOOL (WINAPI *) (HINTERNET)) GetProcAddress (winhttp, "WinHttpCloseHandle");
61 funcs.pWinHttpCrackUrl = (BOOL (WINAPI *) (LPCWSTR,DWORD,DWORD,LPURL_COMPONENTS)) GetProcAddress (winhttp, "WinHttpCrackUrl");
62 funcs.pWinHttpConnect = (HINTERNET (WINAPI *) (HINTERNET,LPCWSTR,INTERNET_PORT,DWORD)) GetProcAddress (winhttp, "WinHttpConnect");
63 funcs.pWinHttpCreateUrl = (BOOL (WINAPI *) (LPURL_COMPONENTS,DWORD,LPWSTR,LPDWORD)) GetProcAddress (winhttp, "WinHttpCreateUrl");
64 funcs.pWinHttpOpen = (HINTERNET (WINAPI *) (LPCWSTR,DWORD,LPCWSTR,LPCWSTR,DWORD)) GetProcAddress (winhttp, "WinHttpOpen");
65 funcs.pWinHttpOpenRequest = (HINTERNET (WINAPI *) (HINTERNET,LPCWSTR,LPCWSTR,LPCWSTR,LPCWSTR,LPCWSTR*,DWORD)) GetProcAddress (winhttp, "WinHttpOpenRequest");
66 funcs.pWinHttpQueryDataAvailable = (BOOL (WINAPI *) (HINTERNET,LPDWORD)) GetProcAddress (winhttp, "WinHttpQueryDataAvailable");
67 funcs.pWinHttpQueryHeaders = (BOOL (WINAPI *) (HINTERNET,DWORD,LPCWSTR,LPVOID,LPDWORD,LPDWORD)) GetProcAddress (winhttp, "WinHttpQueryHeaders");
68 funcs.pWinHttpReadData = (BOOL (WINAPI *) (HINTERNET,LPVOID,DWORD,LPDWORD)) GetProcAddress (winhttp, "WinHttpReadData");
69 funcs.pWinHttpReceiveResponse = (BOOL (WINAPI *) (HINTERNET,LPVOID)) GetProcAddress (winhttp, "WinHttpReceiveResponse");
70 funcs.pWinHttpSendRequest = (BOOL (WINAPI *) (HINTERNET,LPCWSTR,DWORD,LPVOID,DWORD,DWORD,DWORD_PTR)) GetProcAddress (winhttp, "WinHttpSendRequest");
71 funcs.pWinHttpWriteData = (BOOL (WINAPI *) (HINTERNET,LPCVOID,DWORD,LPDWORD)) GetProcAddress (winhttp, "WinHttpWriteData");
73 if (funcs.pWinHttpCloseHandle &&
74 funcs.pWinHttpCrackUrl &&
75 funcs.pWinHttpConnect &&
76 funcs.pWinHttpCreateUrl &&
78 funcs.pWinHttpOpenRequest &&
79 funcs.pWinHttpQueryDataAvailable &&
80 funcs.pWinHttpQueryHeaders &&
81 funcs.pWinHttpReadData &&
82 funcs.pWinHttpReceiveResponse &&
83 funcs.pWinHttpSendRequest &&
84 funcs.pWinHttpWriteData)
90 #define g_winhttp_vfs_get_type _g_winhttp_vfs_get_type
91 G_DEFINE_TYPE_WITH_CODE (GWinHttpVfs, g_winhttp_vfs, G_TYPE_VFS,
95 g_io_extension_point_implement (G_VFS_EXTENSION_POINT_NAME,
101 static const gchar *winhttp_uri_schemes[] = { "http", "https" };
104 g_winhttp_vfs_finalize (GObject *object)
108 vfs = G_WINHTTP_VFS (object);
110 (G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpCloseHandle) (vfs->session);
113 if (vfs->wrapped_vfs)
114 g_object_unref (vfs->wrapped_vfs);
115 vfs->wrapped_vfs = NULL;
117 G_OBJECT_CLASS (g_winhttp_vfs_parent_class)->finalize (object);
121 g_winhttp_vfs_init (GWinHttpVfs *vfs)
125 vfs->wrapped_vfs = g_vfs_get_local ();
127 wagent = g_utf8_to_utf16 (g_get_prgname (), -1, NULL, NULL, NULL);
130 wagent = g_utf8_to_utf16 ("GWinHttpVfs", -1, NULL, NULL, NULL);
132 vfs->session = (G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpOpen)
134 WINHTTP_ACCESS_TYPE_DEFAULT_PROXY,
135 WINHTTP_NO_PROXY_NAME,
136 WINHTTP_NO_PROXY_BYPASS,
145 * Returns a new #GVfs handle for a WinHttp vfs.
147 * Returns: a new #GVfs handle.
150 _g_winhttp_vfs_new (void)
152 return g_object_new (G_TYPE_WINHTTP_VFS, NULL);
156 g_winhttp_vfs_get_file_for_path (GVfs *vfs,
159 return g_vfs_get_file_for_path (G_WINHTTP_VFS (vfs)->wrapped_vfs, path);
163 g_winhttp_vfs_get_file_for_uri (GVfs *vfs,
166 GWinHttpVfs *winhttp_vfs = G_WINHTTP_VFS (vfs);
170 /* If it matches one of "our" schemes, handle it */
171 for (i = 0; i < G_N_ELEMENTS (winhttp_uri_schemes); i++)
173 if (g_ascii_strncasecmp (uri, winhttp_uri_schemes[i], strlen (winhttp_uri_schemes[i])) == 0 &&
174 uri[strlen (winhttp_uri_schemes[i])] == ':')
176 ret = _g_winhttp_file_new (winhttp_vfs, uri);
180 /* For other URIs fallback to the wrapped GVfs */
182 ret = g_vfs_get_file_for_uri (winhttp_vfs->wrapped_vfs, uri);
184 g_assert (ret != NULL);
186 return g_steal_pointer (&ret);
189 static const gchar * const *
190 g_winhttp_vfs_get_supported_uri_schemes (GVfs *vfs)
192 GWinHttpVfs *winhttp_vfs = G_WINHTTP_VFS (vfs);
193 const gchar * const *wrapped_vfs_uri_schemes = g_vfs_get_supported_uri_schemes (winhttp_vfs->wrapped_vfs);
195 const gchar **retval;
198 while (wrapped_vfs_uri_schemes[n] != NULL)
201 retval = g_new (const gchar *, n + G_N_ELEMENTS (winhttp_uri_schemes) + 1);
203 while (wrapped_vfs_uri_schemes[n] != NULL)
205 retval[n] = wrapped_vfs_uri_schemes[n];
209 for (i = 0; i < G_N_ELEMENTS (winhttp_uri_schemes); i++)
211 retval[n] = winhttp_uri_schemes[i];
221 g_winhttp_vfs_parse_name (GVfs *vfs,
222 const char *parse_name)
224 GWinHttpVfs *winhttp_vfs = G_WINHTTP_VFS (vfs);
226 g_return_val_if_fail (G_IS_VFS (vfs), NULL);
227 g_return_val_if_fail (parse_name != NULL, NULL);
229 /* For plain file paths fallback to the wrapped GVfs */
230 if (g_path_is_absolute (parse_name))
231 return g_vfs_parse_name (winhttp_vfs->wrapped_vfs, parse_name);
233 /* Otherwise assume it is an URI, so pass on to
234 * g_winhttp_vfs_get_file_for_uri().
236 return g_winhttp_vfs_get_file_for_uri (vfs, parse_name);
240 g_winhttp_vfs_is_active (GVfs *vfs)
246 g_winhttp_vfs_class_init (GWinHttpVfsClass *class)
248 GObjectClass *object_class;
249 GVfsClass *vfs_class;
251 object_class = (GObjectClass *) class;
253 object_class->finalize = g_winhttp_vfs_finalize;
255 vfs_class = G_VFS_CLASS (class);
257 vfs_class->is_active = g_winhttp_vfs_is_active;
258 vfs_class->get_file_for_path = g_winhttp_vfs_get_file_for_path;
259 vfs_class->get_file_for_uri = g_winhttp_vfs_get_file_for_uri;
260 vfs_class->get_supported_uri_schemes = g_winhttp_vfs_get_supported_uri_schemes;
261 vfs_class->parse_name = g_winhttp_vfs_parse_name;
265 class->funcs = &funcs;
271 _g_winhttp_error_message (DWORD error_code)
273 /* The FormatMessage() API that g_win32_error_message() uses doesn't
274 * seem to know about WinHttp errors, unfortunately.
276 if (error_code >= WINHTTP_ERROR_BASE && error_code < WINHTTP_ERROR_BASE + 200)
280 /* FIXME: Use meaningful error messages */
281 #define CASE(x) case ERROR_WINHTTP_##x: return g_strdup ("WinHttp error: " #x);
282 CASE (AUTO_PROXY_SERVICE_ERROR);
283 CASE (AUTODETECTION_FAILED);
284 CASE (BAD_AUTO_PROXY_SCRIPT);
285 CASE (CANNOT_CALL_AFTER_OPEN);
286 CASE (CANNOT_CALL_AFTER_SEND);
287 CASE (CANNOT_CALL_BEFORE_OPEN);
288 CASE (CANNOT_CALL_BEFORE_SEND);
289 CASE (CANNOT_CONNECT);
290 CASE (CHUNKED_ENCODING_HEADER_SIZE_OVERFLOW);
291 CASE (CLIENT_AUTH_CERT_NEEDED);
292 CASE (CONNECTION_ERROR);
293 CASE (HEADER_ALREADY_EXISTS);
294 CASE (HEADER_COUNT_EXCEEDED);
295 CASE (HEADER_NOT_FOUND);
296 CASE (HEADER_SIZE_OVERFLOW);
297 CASE (INCORRECT_HANDLE_STATE);
298 CASE (INCORRECT_HANDLE_TYPE);
299 CASE (INTERNAL_ERROR);
300 CASE (INVALID_OPTION);
301 CASE (INVALID_QUERY_REQUEST);
302 CASE (INVALID_SERVER_RESPONSE);
304 CASE (LOGIN_FAILURE);
305 CASE (NAME_NOT_RESOLVED);
306 CASE (NOT_INITIALIZED);
307 CASE (OPERATION_CANCELLED);
308 CASE (OPTION_NOT_SETTABLE);
309 CASE (OUT_OF_HANDLES);
310 CASE (REDIRECT_FAILED);
311 CASE (RESEND_REQUEST);
312 CASE (RESPONSE_DRAIN_OVERFLOW);
313 CASE (SECURE_CERT_CN_INVALID);
314 CASE (SECURE_CERT_DATE_INVALID);
315 CASE (SECURE_CERT_REV_FAILED);
316 CASE (SECURE_CERT_REVOKED);
317 CASE (SECURE_CERT_WRONG_USAGE);
318 CASE (SECURE_CHANNEL_ERROR);
319 CASE (SECURE_FAILURE);
320 CASE (SECURE_INVALID_CA);
321 CASE (SECURE_INVALID_CERT);
324 CASE (UNABLE_TO_DOWNLOAD_SCRIPT);
325 CASE (UNRECOGNIZED_SCHEME);
328 return g_strdup_printf ("WinHttp error %ld", error_code);
332 return g_win32_error_message (error_code);
336 _g_winhttp_set_error (GError **error,
340 char *emsg = _g_winhttp_error_message (error_code);
342 g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
343 "%s failed: %s", what, emsg);
348 _g_winhttp_response (GWinHttpVfs *vfs,
353 wchar_t *status_code;
354 DWORD status_code_len;
356 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpReceiveResponse (request, NULL))
358 _g_winhttp_set_error (error, GetLastError (), what);
364 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
366 WINHTTP_QUERY_STATUS_CODE,
371 GetLastError () != ERROR_INSUFFICIENT_BUFFER)
373 _g_winhttp_set_error (error, GetLastError (), what);
378 status_code = g_malloc (status_code_len);
380 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
382 WINHTTP_QUERY_STATUS_CODE,
388 _g_winhttp_set_error (error, GetLastError (), what);
389 g_free (status_code);
394 if (status_code[0] != L'2')
396 wchar_t *status_text = NULL;
397 DWORD status_text_len;
399 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
401 WINHTTP_QUERY_STATUS_TEXT,
406 GetLastError () == ERROR_INSUFFICIENT_BUFFER)
408 status_text = g_malloc (status_text_len);
410 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
412 WINHTTP_QUERY_STATUS_TEXT,
418 g_free (status_text);
423 g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
425 what, status_code, status_text ? status_text : L"");
426 g_free (status_code);
427 g_free (status_text);
432 g_free (status_code);
438 _g_winhttp_query_header (GWinHttpVfs *vfs,
440 const char *request_description,
445 DWORD header_len = 0;
447 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
454 GetLastError () != ERROR_INSUFFICIENT_BUFFER)
456 _g_winhttp_set_error (error, GetLastError (), request_description);
461 *header = g_malloc (header_len);
462 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
470 _g_winhttp_set_error (error, GetLastError (), request_description);