reactos/dll/win32/urlmon/internet.c

   1 /*
   2  * Copyright 2005 Jacek Caban
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #include <stdarg.h>
  20
  21 #define COBJMACROS
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26 #include "winreg.h"
  27 #include "shlwapi.h"
  28 #include "ole2.h"
  29 #include "urlmon.h"
  30 #include "urlmon_main.h"
  31
  32 #include "wine/debug.h"
  33 #include "wine/unicode.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
  36
  37 static HRESULT parse_schema(LPCWSTR url, DWORD flags, LPWSTR result, DWORD size, DWORD *rsize)
  38 {
  39     WCHAR *ptr;
  40     DWORD len = 0;
  41
  42     TRACE("(%s %08lx %p %ld %p)\n", debugstr_w(url), flags, result, size, rsize);
  43
  44     if(flags)
  45         ERR("wrong flags\n");
  46
  47     ptr = strchrW(url, ':');
  48     if(ptr)
  49         len = ptr-url;
  50
  51     if(len >= size)
  52         return E_POINTER;
  53
  54     if(len)
  55         memcpy(result, url, len*sizeof(WCHAR));
  56     result[len] = 0;
  57
  58     if(rsize)
  59         *rsize = len;
  60
  61     return S_OK;
  62 }
  63
  64 static IInternetProtocolInfo *get_protocol_info(LPCWSTR url)
  65 {
  66     IInternetProtocolInfo *ret = NULL;
  67     IUnknown *unk;
  68     HRESULT hres;
  69
  70     hres = get_protocol_iface(url, &unk);
  71     if(FAILED(hres))
  72         return NULL;
  73
  74     IUnknown_QueryInterface(unk, &IID_IInternetProtocolInfo, (void**)&ret);
  75     IUnknown_Release(unk);
  76
  77     return ret;
  78 }
  79
  80 static HRESULT parse_security_url(LPCWSTR url, DWORD flags, LPWSTR result, DWORD size, DWORD *rsize)
  81 {
  82     IInternetProtocolInfo *protocol_info;
  83     HRESULT hres;
  84
  85     TRACE("(%s %08lx %p %ld %p)\n", debugstr_w(url), flags, result, size, rsize);
  86
  87     protocol_info = get_protocol_info(url);
  88
  89     if(protocol_info) {
  90         hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_SECURITY_URL,
  91                 flags, result, size, rsize, 0);
  92         return hres;
  93     }
  94
  95     return E_FAIL;
  96 }
  97
  98 static HRESULT parse_encode(LPCWSTR url, DWORD flags, LPWSTR result, DWORD size, DWORD *rsize)
  99 {
 100     IInternetProtocolInfo *protocol_info;
 101     DWORD prsize;
 102     HRESULT hres;
 103
 104     TRACE("(%s %08lx %p %ld %p)\n", debugstr_w(url), flags, result, size, rsize);
 105
 106     protocol_info = get_protocol_info(url);
 107
 108     if(protocol_info) {
 109         hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_ENCODE,
 110                 flags, result, size, rsize, 0);
 111         if(SUCCEEDED(hres))
 112             return hres;
 113     }
 114
 115     prsize = size;
 116     hres = UrlUnescapeW((LPWSTR)url, result, &prsize, flags);
 117
 118     if(rsize)
 119         *rsize = prsize;
 120
 121     return hres;
 122 }
 123
 124 static HRESULT parse_path_from_url(LPCWSTR url, DWORD flags, LPWSTR result, DWORD size, DWORD *rsize)
 125 {
 126     IInternetProtocolInfo *protocol_info;
 127     DWORD prsize;
 128     HRESULT hres;
 129
 130     TRACE("(%s %08lx %p %ld %p)\n", debugstr_w(url), flags, result, size, rsize);
 131
 132     protocol_info = get_protocol_info(url);
 133
 134     if(protocol_info) {
 135         hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_PATH_FROM_URL,
 136                 flags, result, size, rsize, 0);
 137         if(SUCCEEDED(hres))
 138             return hres;
 139     }
 140
 141     prsize = size;
 142     hres = PathCreateFromUrlW(url, result, &prsize, 0);
 143
 144     if(rsize)
 145         *rsize = prsize;
 146     return hres;
 147 }
 148
 149 static HRESULT parse_security_domain(LPCWSTR url, DWORD flags, LPWSTR result,
 150         DWORD size, DWORD *rsize)
 151 {
 152     IInternetProtocolInfo *protocol_info;
 153     HRESULT hres;
 154
 155     TRACE("(%s %08lx %p %ld %p)\n", debugstr_w(url), flags, result, size, rsize);
 156
 157     protocol_info = get_protocol_info(url);
 158
 159     if(protocol_info) {
 160         hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_SECURITY_DOMAIN,
 161                 flags, result, size, rsize, 0);
 162         if(SUCCEEDED(hres))
 163             return hres;
 164     }
 165
 166     return E_FAIL;
 167 }
 168
 169
 170 HRESULT WINAPI CoInternetParseUrl(LPCWSTR pwzUrl, PARSEACTION ParseAction, DWORD dwFlags,
 171         LPWSTR pszResult, DWORD cchResult, DWORD *pcchResult, DWORD dwReserved)
 172 {
 173     if(dwReserved)
 174         WARN("dwReserved = %ld\n", dwReserved);
 175
 176     switch(ParseAction) {
 177     case PARSE_SECURITY_URL:
 178         return parse_security_url(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
 179     case PARSE_ENCODE:
 180         return parse_encode(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
 181     case PARSE_PATH_FROM_URL:
 182         return parse_path_from_url(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
 183     case PARSE_SCHEMA:
 184         return parse_schema(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
 185     case PARSE_SECURITY_DOMAIN:
 186         return parse_security_domain(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
 187     default:
 188         FIXME("not supported action %d\n", ParseAction);
 189     }
 190
 191     return E_NOTIMPL;
 192 }