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 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);
169 /* If it matches one of "our" schemes, handle it */
170 for (i = 0; i < G_N_ELEMENTS (winhttp_uri_schemes); i++)
171 if (g_ascii_strncasecmp (uri, winhttp_uri_schemes[i], strlen (winhttp_uri_schemes[i])) == 0 &&
172 uri[strlen (winhttp_uri_schemes[i])] == ':')
173 return _g_winhttp_file_new (winhttp_vfs, uri);
175 /* For other URIs fallback to the wrapped GVfs */
176 return g_vfs_parse_name (winhttp_vfs->wrapped_vfs, uri);
179 static const gchar * const *
180 g_winhttp_vfs_get_supported_uri_schemes (GVfs *vfs)
182 GWinHttpVfs *winhttp_vfs = G_WINHTTP_VFS (vfs);
183 const gchar * const *wrapped_vfs_uri_schemes = g_vfs_get_supported_uri_schemes (winhttp_vfs->wrapped_vfs);
185 const gchar **retval;
188 while (wrapped_vfs_uri_schemes[n] != NULL)
191 retval = g_new (const gchar *, n + G_N_ELEMENTS (winhttp_uri_schemes) + 1);
193 while (wrapped_vfs_uri_schemes[n] != NULL)
195 retval[n] = wrapped_vfs_uri_schemes[n];
199 for (i = 0; i < G_N_ELEMENTS (winhttp_uri_schemes); i++)
201 retval[n] = winhttp_uri_schemes[i];
211 g_winhttp_vfs_parse_name (GVfs *vfs,
212 const char *parse_name)
214 GWinHttpVfs *winhttp_vfs = G_WINHTTP_VFS (vfs);
216 g_return_val_if_fail (G_IS_VFS (vfs), NULL);
217 g_return_val_if_fail (parse_name != NULL, NULL);
219 /* For plain file paths fallback to the wrapped GVfs */
220 if (g_path_is_absolute (parse_name))
221 return g_vfs_parse_name (winhttp_vfs->wrapped_vfs, parse_name);
223 /* Otherwise assume it is an URI, so pass on to
224 * g_winhttp_vfs_get_file_for_uri().
226 return g_winhttp_vfs_get_file_for_uri (vfs, parse_name);
230 g_winhttp_vfs_is_active (GVfs *vfs)
236 g_winhttp_vfs_class_init (GWinHttpVfsClass *class)
238 GObjectClass *object_class;
239 GVfsClass *vfs_class;
241 object_class = (GObjectClass *) class;
243 object_class->finalize = g_winhttp_vfs_finalize;
245 vfs_class = G_VFS_CLASS (class);
247 vfs_class->is_active = g_winhttp_vfs_is_active;
248 vfs_class->get_file_for_path = g_winhttp_vfs_get_file_for_path;
249 vfs_class->get_file_for_uri = g_winhttp_vfs_get_file_for_uri;
250 vfs_class->get_supported_uri_schemes = g_winhttp_vfs_get_supported_uri_schemes;
251 vfs_class->parse_name = g_winhttp_vfs_parse_name;
255 class->funcs = &funcs;
261 _g_winhttp_error_message (DWORD error_code)
263 /* The FormatMessage() API that g_win32_error_message() uses doesn't
264 * seem to know about WinHttp errors, unfortunately.
266 if (error_code >= WINHTTP_ERROR_BASE && error_code < WINHTTP_ERROR_BASE + 200)
270 /* FIXME: Use meaningful error messages */
271 #define CASE(x) case ERROR_WINHTTP_##x: return g_strdup ("WinHttp error: " #x);
272 CASE (AUTO_PROXY_SERVICE_ERROR);
273 CASE (AUTODETECTION_FAILED);
274 CASE (BAD_AUTO_PROXY_SCRIPT);
275 CASE (CANNOT_CALL_AFTER_OPEN);
276 CASE (CANNOT_CALL_AFTER_SEND);
277 CASE (CANNOT_CALL_BEFORE_OPEN);
278 CASE (CANNOT_CALL_BEFORE_SEND);
279 CASE (CANNOT_CONNECT);
280 CASE (CHUNKED_ENCODING_HEADER_SIZE_OVERFLOW);
281 CASE (CLIENT_AUTH_CERT_NEEDED);
282 CASE (CONNECTION_ERROR);
283 CASE (HEADER_ALREADY_EXISTS);
284 CASE (HEADER_COUNT_EXCEEDED);
285 CASE (HEADER_NOT_FOUND);
286 CASE (HEADER_SIZE_OVERFLOW);
287 CASE (INCORRECT_HANDLE_STATE);
288 CASE (INCORRECT_HANDLE_TYPE);
289 CASE (INTERNAL_ERROR);
290 CASE (INVALID_OPTION);
291 CASE (INVALID_QUERY_REQUEST);
292 CASE (INVALID_SERVER_RESPONSE);
294 CASE (LOGIN_FAILURE);
295 CASE (NAME_NOT_RESOLVED);
296 CASE (NOT_INITIALIZED);
297 CASE (OPERATION_CANCELLED);
298 CASE (OPTION_NOT_SETTABLE);
299 CASE (OUT_OF_HANDLES);
300 CASE (REDIRECT_FAILED);
301 CASE (RESEND_REQUEST);
302 CASE (RESPONSE_DRAIN_OVERFLOW);
303 CASE (SECURE_CERT_CN_INVALID);
304 CASE (SECURE_CERT_DATE_INVALID);
305 CASE (SECURE_CERT_REV_FAILED);
306 CASE (SECURE_CERT_REVOKED);
307 CASE (SECURE_CERT_WRONG_USAGE);
308 CASE (SECURE_CHANNEL_ERROR);
309 CASE (SECURE_FAILURE);
310 CASE (SECURE_INVALID_CA);
311 CASE (SECURE_INVALID_CERT);
314 CASE (UNABLE_TO_DOWNLOAD_SCRIPT);
315 CASE (UNRECOGNIZED_SCHEME);
318 return g_strdup_printf ("WinHttp error %ld", error_code);
322 return g_win32_error_message (error_code);
326 _g_winhttp_set_error (GError **error,
330 char *emsg = _g_winhttp_error_message (error_code);
332 g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
333 "%s failed: %s", what, emsg);
338 _g_winhttp_response (GWinHttpVfs *vfs,
343 wchar_t *status_code;
344 DWORD status_code_len;
346 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpReceiveResponse (request, NULL))
348 _g_winhttp_set_error (error, GetLastError (), what);
354 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
356 WINHTTP_QUERY_STATUS_CODE,
361 GetLastError () != ERROR_INSUFFICIENT_BUFFER)
363 _g_winhttp_set_error (error, GetLastError (), what);
368 status_code = g_malloc (status_code_len);
370 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
372 WINHTTP_QUERY_STATUS_CODE,
378 _g_winhttp_set_error (error, GetLastError (), what);
379 g_free (status_code);
384 if (status_code[0] != L'2')
386 wchar_t *status_text = NULL;
387 DWORD status_text_len;
389 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
391 WINHTTP_QUERY_STATUS_TEXT,
396 GetLastError () == ERROR_INSUFFICIENT_BUFFER)
398 status_text = g_malloc (status_text_len);
400 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
402 WINHTTP_QUERY_STATUS_TEXT,
408 g_free (status_text);
413 g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
415 what, status_code, status_text ? status_text : L"");
416 g_free (status_code);
417 g_free (status_text);
422 g_free (status_code);
428 _g_winhttp_query_header (GWinHttpVfs *vfs,
430 const char *request_description,
435 DWORD header_len = 0;
437 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
444 GetLastError () != ERROR_INSUFFICIENT_BUFFER)
446 _g_winhttp_set_error (error, GetLastError (), request_description);
451 *header = g_malloc (header_len);
452 if (!G_WINHTTP_VFS_GET_CLASS (vfs)->funcs->pWinHttpQueryHeaders
460 _g_winhttp_set_error (error, GetLastError (), request_description);