4 * Copyright 2000 Huw D M Davies for CodeWeavers.
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 Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/port.h"
30 #include "wine/unicode.h"
34 #define NO_SHLWAPI_STREAM
36 #include "wine/debug.h"
38 HMODULE WINAPI MLLoadLibraryW(LPCWSTR,HMODULE,DWORD);
39 BOOL WINAPI MLFreeLibrary(HMODULE);
40 HRESULT WINAPI MLBuildResURLW(LPCWSTR,HMODULE,DWORD,LPCWSTR,LPWSTR,DWORD);
42 WINE_DEFAULT_DEBUG_CHANNEL(shell);
44 /* The following schemes were identified in the native version of
45 * SHLWAPI.DLL version 5.50
48 URL_SCHEME scheme_number;
49 WCHAR scheme_name[12];
50 } shlwapi_schemes[] = {
51 {URL_SCHEME_FTP, {'f','t','p',0}},
52 {URL_SCHEME_HTTP, {'h','t','t','p',0}},
53 {URL_SCHEME_GOPHER, {'g','o','p','h','e','r',0}},
54 {URL_SCHEME_MAILTO, {'m','a','i','l','t','o',0}},
55 {URL_SCHEME_NEWS, {'n','e','w','s',0}},
56 {URL_SCHEME_NNTP, {'n','n','t','p',0}},
57 {URL_SCHEME_TELNET, {'t','e','l','n','e','t',0}},
58 {URL_SCHEME_WAIS, {'w','a','i','s',0}},
59 {URL_SCHEME_FILE, {'f','i','l','e',0}},
60 {URL_SCHEME_MK, {'m','k',0}},
61 {URL_SCHEME_HTTPS, {'h','t','t','p','s',0}},
62 {URL_SCHEME_SHELL, {'s','h','e','l','l',0}},
63 {URL_SCHEME_SNEWS, {'s','n','e','w','s',0}},
64 {URL_SCHEME_LOCAL, {'l','o','c','a','l',0}},
65 {URL_SCHEME_JAVASCRIPT, {'j','a','v','a','s','c','r','i','p','t',0}},
66 {URL_SCHEME_VBSCRIPT, {'v','b','s','c','r','i','p','t',0}},
67 {URL_SCHEME_ABOUT, {'a','b','o','u','t',0}},
68 {URL_SCHEME_RES, {'r','e','s',0}},
72 LPCWSTR pScheme; /* [out] start of scheme */
73 DWORD szScheme; /* [out] size of scheme (until colon) */
74 LPCWSTR pUserName; /* [out] start of Username */
75 DWORD szUserName; /* [out] size of Username (until ":" or "@") */
76 LPCWSTR pPassword; /* [out] start of Password */
77 DWORD szPassword; /* [out] size of Password (until "@") */
78 LPCWSTR pHostName; /* [out] start of Hostname */
79 DWORD szHostName; /* [out] size of Hostname (until ":" or "/") */
80 LPCWSTR pPort; /* [out] start of Port */
81 DWORD szPort; /* [out] size of Port (until "/" or eos) */
82 LPCWSTR pQuery; /* [out] start of Query */
83 DWORD szQuery; /* [out] size of Query (until eos) */
93 static const CHAR hexDigits[] = "0123456789ABCDEF";
95 static const WCHAR fileW[] = {'f','i','l','e','\0'};
97 static const unsigned char HashDataLookup[256] = {
98 0x01, 0x0E, 0x6E, 0x19, 0x61, 0xAE, 0x84, 0x77, 0x8A, 0xAA, 0x7D, 0x76, 0x1B,
99 0xE9, 0x8C, 0x33, 0x57, 0xC5, 0xB1, 0x6B, 0xEA, 0xA9, 0x38, 0x44, 0x1E, 0x07,
100 0xAD, 0x49, 0xBC, 0x28, 0x24, 0x41, 0x31, 0xD5, 0x68, 0xBE, 0x39, 0xD3, 0x94,
101 0xDF, 0x30, 0x73, 0x0F, 0x02, 0x43, 0xBA, 0xD2, 0x1C, 0x0C, 0xB5, 0x67, 0x46,
102 0x16, 0x3A, 0x4B, 0x4E, 0xB7, 0xA7, 0xEE, 0x9D, 0x7C, 0x93, 0xAC, 0x90, 0xB0,
103 0xA1, 0x8D, 0x56, 0x3C, 0x42, 0x80, 0x53, 0x9C, 0xF1, 0x4F, 0x2E, 0xA8, 0xC6,
104 0x29, 0xFE, 0xB2, 0x55, 0xFD, 0xED, 0xFA, 0x9A, 0x85, 0x58, 0x23, 0xCE, 0x5F,
105 0x74, 0xFC, 0xC0, 0x36, 0xDD, 0x66, 0xDA, 0xFF, 0xF0, 0x52, 0x6A, 0x9E, 0xC9,
106 0x3D, 0x03, 0x59, 0x09, 0x2A, 0x9B, 0x9F, 0x5D, 0xA6, 0x50, 0x32, 0x22, 0xAF,
107 0xC3, 0x64, 0x63, 0x1A, 0x96, 0x10, 0x91, 0x04, 0x21, 0x08, 0xBD, 0x79, 0x40,
108 0x4D, 0x48, 0xD0, 0xF5, 0x82, 0x7A, 0x8F, 0x37, 0x69, 0x86, 0x1D, 0xA4, 0xB9,
109 0xC2, 0xC1, 0xEF, 0x65, 0xF2, 0x05, 0xAB, 0x7E, 0x0B, 0x4A, 0x3B, 0x89, 0xE4,
110 0x6C, 0xBF, 0xE8, 0x8B, 0x06, 0x18, 0x51, 0x14, 0x7F, 0x11, 0x5B, 0x5C, 0xFB,
111 0x97, 0xE1, 0xCF, 0x15, 0x62, 0x71, 0x70, 0x54, 0xE2, 0x12, 0xD6, 0xC7, 0xBB,
112 0x0D, 0x20, 0x5E, 0xDC, 0xE0, 0xD4, 0xF7, 0xCC, 0xC4, 0x2B, 0xF9, 0xEC, 0x2D,
113 0xF4, 0x6F, 0xB6, 0x99, 0x88, 0x81, 0x5A, 0xD9, 0xCA, 0x13, 0xA5, 0xE7, 0x47,
114 0xE6, 0x8E, 0x60, 0xE3, 0x3E, 0xB3, 0xF6, 0x72, 0xA2, 0x35, 0xA0, 0xD7, 0xCD,
115 0xB4, 0x2F, 0x6D, 0x2C, 0x26, 0x1F, 0x95, 0x87, 0x00, 0xD8, 0x34, 0x3F, 0x17,
116 0x25, 0x45, 0x27, 0x75, 0x92, 0xB8, 0xA3, 0xC8, 0xDE, 0xEB, 0xF8, 0xF3, 0xDB,
117 0x0A, 0x98, 0x83, 0x7B, 0xE5, 0xCB, 0x4C, 0x78, 0xD1 };
119 static DWORD get_scheme_code(LPCWSTR scheme, DWORD scheme_len)
123 for(i=0; i < sizeof(shlwapi_schemes)/sizeof(shlwapi_schemes[0]); i++) {
124 if(scheme_len == strlenW(shlwapi_schemes[i].scheme_name)
125 && !memcmp(scheme, shlwapi_schemes[i].scheme_name, scheme_len*sizeof(WCHAR)))
126 return shlwapi_schemes[i].scheme_number;
129 return URL_SCHEME_UNKNOWN;
132 static BOOL URL_JustLocation(LPCWSTR str)
134 while(*str && (*str == '/')) str++;
136 while (*str && ((*str == '-') ||
138 isalnumW(*str))) str++;
139 if (*str == '/') return FALSE;
145 /*************************************************************************
148 * Parse a Url into its constituent parts.
152 * y [O] Undocumented structure holding the parsed information
155 * Success: S_OK. y contains the parsed Url details.
156 * Failure: An HRESULT error code.
158 HRESULT WINAPI ParseURLA(LPCSTR x, PARSEDURLA *y)
160 WCHAR scheme[INTERNET_MAX_SCHEME_LENGTH];
163 y->nScheme = URL_SCHEME_INVALID;
164 if (y->cbSize != sizeof(*y)) return E_INVALIDARG;
165 /* FIXME: leading white space generates error of 0x80041001 which
168 if (*x <= ' ') return 0x80041001;
174 y->cchProtocol = cnt;
183 /* check for no scheme in string start */
184 /* (apparently schemes *must* be larger than a single character) */
185 if ((*x == '\0') || (y->cchProtocol <= 1)) {
186 y->pszProtocol = NULL;
190 /* found scheme, set length of remainder */
191 y->cchSuffix = lstrlenA(y->pszSuffix);
193 len = MultiByteToWideChar(CP_ACP, 0, y->pszProtocol, y->cchProtocol,
194 scheme, sizeof(scheme)/sizeof(WCHAR));
195 y->nScheme = get_scheme_code(scheme, len);
200 /*************************************************************************
203 * Unicode version of ParseURLA.
205 HRESULT WINAPI ParseURLW(LPCWSTR x, PARSEDURLW *y)
209 y->nScheme = URL_SCHEME_INVALID;
210 if (y->cbSize != sizeof(*y)) return E_INVALIDARG;
211 /* FIXME: leading white space generates error of 0x80041001 which
214 if (*x <= ' ') return 0x80041001;
220 y->cchProtocol = cnt;
229 /* check for no scheme in string start */
230 /* (apparently schemes *must* be larger than a single character) */
231 if ((*x == '\0') || (y->cchProtocol <= 1)) {
232 y->pszProtocol = NULL;
236 /* found scheme, set length of remainder */
237 y->cchSuffix = lstrlenW(y->pszSuffix);
238 y->nScheme = get_scheme_code(y->pszProtocol, y->cchProtocol);
243 /*************************************************************************
244 * UrlCanonicalizeA [SHLWAPI.@]
246 * Canonicalize a Url.
249 * pszUrl [I] Url to cCanonicalize
250 * pszCanonicalized [O] Destination for converted Url.
251 * pcchCanonicalized [I/O] Length of pszUrl, destination for length of pszCanonicalized
252 * dwFlags [I] Flags controlling the conversion.
255 * Success: S_OK. The pszCanonicalized contains the converted Url.
256 * Failure: E_POINTER, if *pcchCanonicalized is too small.
258 * MSDN incorrectly describes the flags for this function. They should be:
259 *| URL_DONT_ESCAPE_EXTRA_INFO 0x02000000
260 *| URL_ESCAPE_SPACES_ONLY 0x04000000
261 *| URL_ESCAPE_PERCENT 0x00001000
262 *| URL_ESCAPE_UNSAFE 0x10000000
263 *| URL_UNESCAPE 0x10000000
264 *| URL_DONT_SIMPLIFY 0x08000000
265 *| URL_ESCAPE_SEGMENT_ONLY 0x00002000
267 HRESULT WINAPI UrlCanonicalizeA(LPCSTR pszUrl, LPSTR pszCanonicalized,
268 LPDWORD pcchCanonicalized, DWORD dwFlags)
270 LPWSTR base, canonical;
274 TRACE("(%s, %p, %p, 0x%08x) *pcchCanonicalized: %d\n", debugstr_a(pszUrl), pszCanonicalized,
275 pcchCanonicalized, dwFlags, pcchCanonicalized ? *pcchCanonicalized : -1);
277 if(!pszUrl || !pszCanonicalized || !pcchCanonicalized)
280 base = HeapAlloc(GetProcessHeap(), 0,
281 (2*INTERNET_MAX_URL_LENGTH) * sizeof(WCHAR));
282 canonical = base + INTERNET_MAX_URL_LENGTH;
284 MultiByteToWideChar(0, 0, pszUrl, -1, base, INTERNET_MAX_URL_LENGTH);
285 len = INTERNET_MAX_URL_LENGTH;
287 ret = UrlCanonicalizeW(base, canonical, &len, dwFlags);
289 *pcchCanonicalized = len * 2;
290 HeapFree(GetProcessHeap(), 0, base);
294 len2 = WideCharToMultiByte(0, 0, canonical, -1, 0, 0, 0, 0);
295 if (len2 > *pcchCanonicalized) {
296 *pcchCanonicalized = len2;
297 HeapFree(GetProcessHeap(), 0, base);
300 WideCharToMultiByte(0, 0, canonical, -1, pszCanonicalized, *pcchCanonicalized, 0, 0);
301 *pcchCanonicalized = len;
302 HeapFree(GetProcessHeap(), 0, base);
306 /*************************************************************************
307 * UrlCanonicalizeW [SHLWAPI.@]
309 * See UrlCanonicalizeA.
311 HRESULT WINAPI UrlCanonicalizeW(LPCWSTR pszUrl, LPWSTR pszCanonicalized,
312 LPDWORD pcchCanonicalized, DWORD dwFlags)
316 LPWSTR lpszUrlCpy, wk1, wk2, mp, mp2, root;
321 static const WCHAR wszFile[] = {'f','i','l','e',':'};
322 static const WCHAR wszLocalhost[] = {'l','o','c','a','l','h','o','s','t'};
324 TRACE("(%s, %p, %p, 0x%08x) *pcchCanonicalized: %d\n", debugstr_w(pszUrl), pszCanonicalized,
325 pcchCanonicalized, dwFlags, pcchCanonicalized ? *pcchCanonicalized : -1);
327 if(!pszUrl || !pszCanonicalized || !pcchCanonicalized)
331 *pszCanonicalized = 0;
335 nByteLen = (lstrlenW(pszUrl) + 1) * sizeof(WCHAR); /* length in bytes */
336 lpszUrlCpy = HeapAlloc(GetProcessHeap(), 0,
337 INTERNET_MAX_URL_LENGTH * sizeof(WCHAR));
339 if((dwFlags & URL_FILE_USE_PATHURL) && nByteLen >= sizeof(wszFile)
340 && !memcmp(wszFile, pszUrl, sizeof(wszFile)))
346 * 1 have 2[+] alnum 2,3
347 * 2 have scheme (found :) 4,6,3
348 * 3 failed (no location)
350 * 5 have 1[+] alnum 6,3
351 * 6 have location (found /) save root location
354 wk1 = (LPWSTR)pszUrl;
358 if(pszUrl[1] == ':') { /* Assume path */
359 static const WCHAR wszFilePrefix[] = {'f','i','l','e',':','/','/','/'};
361 memcpy(wk2, wszFilePrefix, sizeof(wszFilePrefix));
362 wk2 += sizeof(wszFilePrefix)/sizeof(WCHAR);
363 if (dwFlags & URL_FILE_USE_PATHURL)
369 dwFlags |= URL_ESCAPE_UNSAFE;
376 if (!isalnumW(*wk1)) {state = 3; break;}
378 if (!isalnumW(*wk1)) {state = 3; break;}
384 if (*wk1++ == ':') state = 2;
387 if (*wk1 != '/') {state = 3; break;}
389 if (*wk1 != '/') {state = 6; break;}
391 if((dwFlags & URL_FILE_USE_PATHURL) && nByteLen >= sizeof(wszLocalhost)
392 && !memcmp(wszLocalhost, wk1, sizeof(wszLocalhost))){
393 wk1 += sizeof(wszLocalhost)/sizeof(WCHAR);
394 while(*wk1 == '\\' && (dwFlags & URL_FILE_USE_PATHURL))
397 if(*wk1 == '/' && (dwFlags & URL_FILE_USE_PATHURL))
402 nWkLen = strlenW(wk1);
403 memcpy(wk2, wk1, (nWkLen + 1) * sizeof(WCHAR));
409 if(*mp == '/' || *mp == '\\')
415 if (!isalnumW(*wk1) && (*wk1 != '-') && (*wk1 != '.') && (*wk1 != ':'))
417 while(isalnumW(*wk1) || (*wk1 == '-') || (*wk1 == '.') || (*wk1 == ':'))
424 if (*wk1 != '/' && *wk1 != '\\') {state = 3; break;}
425 while(*wk1 == '/' || *wk1 == '\\') {
432 if(dwFlags & URL_DONT_SIMPLIFY) {
437 /* Now at root location, cannot back up any more. */
438 /* "root" will point at the '/' */
442 mp = strchrW(wk1, '/');
443 mp2 = strchrW(wk1, '\\');
444 if(mp2 && (!mp || mp2 < mp))
447 nWkLen = strlenW(wk1);
448 memcpy(wk2, wk1, (nWkLen + 1) * sizeof(WCHAR));
455 memcpy(wk2, wk1, nLen * sizeof(WCHAR));
463 TRACE("found '/.'\n");
464 if (wk1[1] == '/' || wk1[1] == '\\') {
465 /* case of /./ -> skip the ./ */
468 else if (wk1[1] == '.') {
469 /* found /.. look for next / */
470 TRACE("found '/..'\n");
471 if (wk1[2] == '/' || wk1[2] == '\\' ||wk1[2] == '?'
472 || wk1[2] == '#' || !wk1[2]) {
473 /* case /../ -> need to backup wk2 */
474 TRACE("found '/../'\n");
475 *(wk2-1) = '\0'; /* set end of string */
476 mp = strrchrW(root, slash);
477 if (mp && (mp >= root)) {
478 /* found valid backup point */
480 if(wk1[2] != '/' && wk1[2] != '\\')
486 /* did not find point, restore '/' */
496 FIXME("how did we get here - state=%d\n", state);
497 HeapFree(GetProcessHeap(), 0, lpszUrlCpy);
501 TRACE("Simplified, orig <%s>, simple <%s>\n",
502 debugstr_w(pszUrl), debugstr_w(lpszUrlCpy));
504 nLen = lstrlenW(lpszUrlCpy);
505 while ((nLen > 0) && ((lpszUrlCpy[nLen-1] <= ' ')))
506 lpszUrlCpy[--nLen]=0;
508 if(dwFlags & (URL_UNESCAPE | URL_FILE_USE_PATHURL))
509 UrlUnescapeW(lpszUrlCpy, NULL, &nLen, URL_UNESCAPE_INPLACE);
511 if((EscapeFlags = dwFlags & (URL_ESCAPE_UNSAFE |
512 URL_ESCAPE_SPACES_ONLY |
514 URL_DONT_ESCAPE_EXTRA_INFO |
515 URL_ESCAPE_SEGMENT_ONLY ))) {
516 EscapeFlags &= ~URL_ESCAPE_UNSAFE;
517 hr = UrlEscapeW(lpszUrlCpy, pszCanonicalized, pcchCanonicalized,
519 } else { /* No escaping needed, just copy the string */
520 nLen = lstrlenW(lpszUrlCpy);
521 if(nLen < *pcchCanonicalized)
522 memcpy(pszCanonicalized, lpszUrlCpy, (nLen + 1)*sizeof(WCHAR));
527 *pcchCanonicalized = nLen;
530 HeapFree(GetProcessHeap(), 0, lpszUrlCpy);
533 TRACE("result %s\n", debugstr_w(pszCanonicalized));
538 /*************************************************************************
539 * UrlCombineA [SHLWAPI.@]
544 * pszBase [I] Base Url
545 * pszRelative [I] Url to combine with pszBase
546 * pszCombined [O] Destination for combined Url
547 * pcchCombined [O] Destination for length of pszCombined
548 * dwFlags [I] URL_ flags from "shlwapi.h"
551 * Success: S_OK. pszCombined contains the combined Url, pcchCombined
552 * contains its length.
553 * Failure: An HRESULT error code indicating the error.
555 HRESULT WINAPI UrlCombineA(LPCSTR pszBase, LPCSTR pszRelative,
556 LPSTR pszCombined, LPDWORD pcchCombined,
559 LPWSTR base, relative, combined;
560 DWORD ret, len, len2;
562 TRACE("(base %s, Relative %s, Combine size %d, flags %08x) using W version\n",
563 debugstr_a(pszBase),debugstr_a(pszRelative),
564 pcchCombined?*pcchCombined:0,dwFlags);
566 if(!pszBase || !pszRelative || !pcchCombined)
569 base = HeapAlloc(GetProcessHeap(), 0,
570 (3*INTERNET_MAX_URL_LENGTH) * sizeof(WCHAR));
571 relative = base + INTERNET_MAX_URL_LENGTH;
572 combined = relative + INTERNET_MAX_URL_LENGTH;
574 MultiByteToWideChar(0, 0, pszBase, -1, base, INTERNET_MAX_URL_LENGTH);
575 MultiByteToWideChar(0, 0, pszRelative, -1, relative, INTERNET_MAX_URL_LENGTH);
578 ret = UrlCombineW(base, relative, pszCombined?combined:NULL, &len, dwFlags);
581 HeapFree(GetProcessHeap(), 0, base);
585 len2 = WideCharToMultiByte(0, 0, combined, len, 0, 0, 0, 0);
586 if (len2 > *pcchCombined) {
587 *pcchCombined = len2;
588 HeapFree(GetProcessHeap(), 0, base);
591 WideCharToMultiByte(0, 0, combined, len+1, pszCombined, (*pcchCombined)+1,
593 *pcchCombined = len2;
594 HeapFree(GetProcessHeap(), 0, base);
598 /*************************************************************************
599 * UrlCombineW [SHLWAPI.@]
603 HRESULT WINAPI UrlCombineW(LPCWSTR pszBase, LPCWSTR pszRelative,
604 LPWSTR pszCombined, LPDWORD pcchCombined,
607 PARSEDURLW base, relative;
608 DWORD myflags, sizeloc = 0;
609 DWORD len, res1, res2, process_case = 0;
610 LPWSTR work, preliminary, mbase, mrelative;
611 static const WCHAR myfilestr[] = {'f','i','l','e',':','/','/','/','\0'};
612 static const WCHAR single_slash[] = {'/','\0'};
615 TRACE("(base %s, Relative %s, Combine size %d, flags %08x)\n",
616 debugstr_w(pszBase),debugstr_w(pszRelative),
617 pcchCombined?*pcchCombined:0,dwFlags);
619 if(!pszBase || !pszRelative || !pcchCombined)
622 base.cbSize = sizeof(base);
623 relative.cbSize = sizeof(relative);
625 /* Get space for duplicates of the input and the output */
626 preliminary = HeapAlloc(GetProcessHeap(), 0, (3*INTERNET_MAX_URL_LENGTH) *
628 mbase = preliminary + INTERNET_MAX_URL_LENGTH;
629 mrelative = mbase + INTERNET_MAX_URL_LENGTH;
632 /* Canonicalize the base input prior to looking for the scheme */
633 myflags = dwFlags & (URL_DONT_SIMPLIFY | URL_UNESCAPE);
634 len = INTERNET_MAX_URL_LENGTH;
635 ret = UrlCanonicalizeW(pszBase, mbase, &len, myflags);
637 /* Canonicalize the relative input prior to looking for the scheme */
638 len = INTERNET_MAX_URL_LENGTH;
639 ret = UrlCanonicalizeW(pszRelative, mrelative, &len, myflags);
641 /* See if the base has a scheme */
642 res1 = ParseURLW(mbase, &base);
644 /* if pszBase has no scheme, then return pszRelative */
645 TRACE("no scheme detected in Base\n");
649 /* mk is a special case */
650 if(base.nScheme == URL_SCHEME_MK) {
651 static const WCHAR wsz[] = {':',':',0};
653 WCHAR *ptr = strstrW(base.pszSuffix, wsz);
658 delta = ptr-base.pszSuffix;
659 base.cchProtocol += delta;
660 base.pszSuffix += delta;
661 base.cchSuffix -= delta;
665 /* get size of location field (if it exists) */
666 work = (LPWSTR)base.pszSuffix;
668 if (*work++ == '/') {
669 if (*work++ == '/') {
670 /* At this point have start of location and
671 * it ends at next '/' or end of string.
673 while(*work && (*work != '/')) work++;
674 sizeloc = (DWORD)(work - base.pszSuffix);
678 /* Change .sizep2 to not have the last leaf in it,
679 * Note: we need to start after the location (if it exists)
681 work = strrchrW((base.pszSuffix+sizeloc), '/');
683 len = (DWORD)(work - base.pszSuffix + 1);
684 base.cchSuffix = len;
689 * .pszSuffix points to location (starting with '//')
690 * .cchSuffix length of location (above) and rest less the last
692 * sizeloc length of location (above) up to but not including
696 res2 = ParseURLW(mrelative, &relative);
698 /* no scheme in pszRelative */
699 TRACE("no scheme detected in Relative\n");
700 relative.pszSuffix = mrelative; /* case 3,4,5 depends on this */
701 relative.cchSuffix = strlenW(mrelative);
702 if (*pszRelative == ':') {
703 /* case that is either left alone or uses pszBase */
704 if (dwFlags & URL_PLUGGABLE_PROTOCOL) {
711 if (isalnum(*mrelative) && (*(mrelative + 1) == ':')) {
712 /* case that becomes "file:///" */
713 strcpyW(preliminary, myfilestr);
717 if ((*mrelative == '/') && (*(mrelative+1) == '/')) {
718 /* pszRelative has location and rest */
722 if (*mrelative == '/') {
723 /* case where pszRelative is root to location */
727 process_case = (*base.pszSuffix == '/') ? 5 : 3;
731 /* handle cases where pszRelative has scheme */
732 if ((base.cchProtocol == relative.cchProtocol) &&
733 (strncmpW(base.pszProtocol, relative.pszProtocol, base.cchProtocol) == 0)) {
735 /* since the schemes are the same */
736 if ((*relative.pszSuffix == '/') && (*(relative.pszSuffix+1) == '/')) {
737 /* case where pszRelative replaces location and following */
741 if (*relative.pszSuffix == '/') {
742 /* case where pszRelative is root to location */
746 /* replace either just location if base's location starts with a
747 * slash or otherwise everything */
748 process_case = (*base.pszSuffix == '/') ? 5 : 1;
751 if ((*relative.pszSuffix == '/') && (*(relative.pszSuffix+1) == '/')) {
752 /* case where pszRelative replaces scheme, location,
753 * and following and handles PLUGGABLE
760 } while(FALSE); /* a little trick to allow easy exit from nested if's */
763 switch (process_case) {
766 * Return pszRelative appended to what ever is in pszCombined,
767 * (which may the string "file:///"
769 strcatW(preliminary, mrelative);
773 * Same as case 1, but if URL_PLUGGABLE_PROTOCOL was specified
774 * and pszRelative starts with "//", then append a "/"
776 strcpyW(preliminary, mrelative);
777 if (!(dwFlags & URL_PLUGGABLE_PROTOCOL) &&
778 URL_JustLocation(relative.pszSuffix))
779 strcatW(preliminary, single_slash);
783 * Return the pszBase scheme with pszRelative. Basically
784 * keeps the scheme and replaces the domain and following.
786 memcpy(preliminary, base.pszProtocol, (base.cchProtocol + 1)*sizeof(WCHAR));
787 work = preliminary + base.cchProtocol + 1;
788 strcpyW(work, relative.pszSuffix);
792 * Return the pszBase scheme and location but everything
793 * after the location is pszRelative. (Replace document
796 memcpy(preliminary, base.pszProtocol, (base.cchProtocol+1+sizeloc)*sizeof(WCHAR));
797 work = preliminary + base.cchProtocol + 1 + sizeloc;
798 if (dwFlags & URL_PLUGGABLE_PROTOCOL)
800 strcpyW(work, relative.pszSuffix);
804 * Return the pszBase without its document (if any) and
805 * append pszRelative after its scheme.
807 memcpy(preliminary, base.pszProtocol,
808 (base.cchProtocol+1+base.cchSuffix)*sizeof(WCHAR));
809 work = preliminary + base.cchProtocol+1+base.cchSuffix - 1;
812 strcpyW(work, relative.pszSuffix);
816 FIXME("How did we get here????? process_case=%d\n", process_case);
821 /* Reuse mrelative as temp storage as its already allocated and not needed anymore */
822 ret = UrlCanonicalizeW(preliminary, mrelative, pcchCombined, (dwFlags & ~URL_FILE_USE_PATHURL));
823 if(SUCCEEDED(ret) && pszCombined) {
824 lstrcpyW(pszCombined, mrelative);
826 TRACE("return-%d len=%d, %s\n",
827 process_case, *pcchCombined, debugstr_w(pszCombined));
829 HeapFree(GetProcessHeap(), 0, preliminary);
833 /*************************************************************************
834 * UrlEscapeA [SHLWAPI.@]
837 HRESULT WINAPI UrlEscapeA(
843 WCHAR bufW[INTERNET_MAX_URL_LENGTH];
844 WCHAR *escapedW = bufW;
847 DWORD lenW = sizeof(bufW)/sizeof(WCHAR), lenA;
849 if (!pszEscaped || !pcchEscaped || !*pcchEscaped)
852 if(!RtlCreateUnicodeStringFromAsciiz(&urlW, pszUrl))
854 if((ret = UrlEscapeW(urlW.Buffer, escapedW, &lenW, dwFlags)) == E_POINTER) {
855 escapedW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
856 ret = UrlEscapeW(urlW.Buffer, escapedW, &lenW, dwFlags);
859 RtlUnicodeToMultiByteSize(&lenA, escapedW, lenW * sizeof(WCHAR));
860 if(*pcchEscaped > lenA) {
861 RtlUnicodeToMultiByteN(pszEscaped, *pcchEscaped - 1, &lenA, escapedW, lenW * sizeof(WCHAR));
862 pszEscaped[lenA] = 0;
865 *pcchEscaped = lenA + 1;
869 if(escapedW != bufW) HeapFree(GetProcessHeap(), 0, escapedW);
870 RtlFreeUnicodeString(&urlW);
874 #define WINE_URL_BASH_AS_SLASH 0x01
875 #define WINE_URL_COLLAPSE_SLASHES 0x02
876 #define WINE_URL_ESCAPE_SLASH 0x04
877 #define WINE_URL_ESCAPE_HASH 0x08
878 #define WINE_URL_ESCAPE_QUESTION 0x10
879 #define WINE_URL_STOP_ON_HASH 0x20
880 #define WINE_URL_STOP_ON_QUESTION 0x40
882 static inline BOOL URL_NeedEscapeW(WCHAR ch, DWORD dwFlags, DWORD int_flags)
888 if(dwFlags & URL_ESCAPE_SPACES_ONLY) {
895 if ((dwFlags & URL_ESCAPE_PERCENT) && (ch == '%'))
898 if (ch <= 31 || ch >= 127)
919 if (int_flags & WINE_URL_ESCAPE_SLASH) return TRUE;
923 if (int_flags & WINE_URL_ESCAPE_QUESTION) return TRUE;
927 if (int_flags & WINE_URL_ESCAPE_HASH) return TRUE;
937 /*************************************************************************
938 * UrlEscapeW [SHLWAPI.@]
940 * Converts unsafe characters in a Url into escape sequences.
943 * pszUrl [I] Url to modify
944 * pszEscaped [O] Destination for modified Url
945 * pcchEscaped [I/O] Length of pszUrl, destination for length of pszEscaped
946 * dwFlags [I] URL_ flags from "shlwapi.h"
949 * Success: S_OK. pszEscaped contains the escaped Url, pcchEscaped
950 * contains its length.
951 * Failure: E_POINTER, if pszEscaped is not large enough. In this case
952 * pcchEscaped is set to the required length.
954 * Converts unsafe characters into their escape sequences.
957 * - By default this function stops converting at the first '?' or
959 * - If dwFlags contains URL_ESCAPE_SPACES_ONLY then only spaces are
960 * converted, but the conversion continues past a '?' or '#'.
961 * - Note that this function did not work well (or at all) in shlwapi version 4.
964 * Only the following flags are implemented:
965 *| URL_ESCAPE_SPACES_ONLY
966 *| URL_DONT_ESCAPE_EXTRA_INFO
967 *| URL_ESCAPE_SEGMENT_ONLY
968 *| URL_ESCAPE_PERCENT
970 HRESULT WINAPI UrlEscapeW(
977 DWORD needed = 0, ret;
978 BOOL stop_escaping = FALSE;
979 WCHAR next[5], *dst = pszEscaped;
981 PARSEDURLW parsed_url;
984 static const WCHAR localhost[] = {'l','o','c','a','l','h','o','s','t',0};
986 TRACE("(%s %p %p 0x%08x)\n", debugstr_w(pszUrl), pszEscaped,
987 pcchEscaped, dwFlags);
989 if(!pszUrl || !pcchEscaped)
992 if(dwFlags & ~(URL_ESCAPE_SPACES_ONLY |
993 URL_ESCAPE_SEGMENT_ONLY |
994 URL_DONT_ESCAPE_EXTRA_INFO |
996 FIXME("Unimplemented flags: %08x\n", dwFlags);
999 if (dwFlags & URL_ESCAPE_SPACES_ONLY)
1000 /* if SPACES_ONLY specified, reset the other controls */
1001 dwFlags &= ~(URL_DONT_ESCAPE_EXTRA_INFO |
1002 URL_ESCAPE_PERCENT |
1003 URL_ESCAPE_SEGMENT_ONLY);
1006 /* if SPACES_ONLY *not* specified the assume DONT_ESCAPE_EXTRA_INFO */
1007 dwFlags |= URL_DONT_ESCAPE_EXTRA_INFO;
1011 if(dwFlags & URL_ESCAPE_SEGMENT_ONLY) {
1012 int_flags = WINE_URL_ESCAPE_QUESTION | WINE_URL_ESCAPE_HASH | WINE_URL_ESCAPE_SLASH;
1014 parsed_url.cbSize = sizeof(parsed_url);
1015 if(ParseURLW(pszUrl, &parsed_url) != S_OK)
1016 parsed_url.nScheme = URL_SCHEME_INVALID;
1018 TRACE("scheme = %d (%s)\n", parsed_url.nScheme, debugstr_wn(parsed_url.pszProtocol, parsed_url.cchProtocol));
1020 if(dwFlags & URL_DONT_ESCAPE_EXTRA_INFO)
1021 int_flags = WINE_URL_STOP_ON_HASH | WINE_URL_STOP_ON_QUESTION;
1023 switch(parsed_url.nScheme) {
1024 case URL_SCHEME_FILE:
1025 int_flags |= WINE_URL_BASH_AS_SLASH | WINE_URL_COLLAPSE_SLASHES | WINE_URL_ESCAPE_HASH;
1026 int_flags &= ~WINE_URL_STOP_ON_HASH;
1029 case URL_SCHEME_HTTP:
1030 case URL_SCHEME_HTTPS:
1031 int_flags |= WINE_URL_BASH_AS_SLASH;
1032 if(parsed_url.pszSuffix[0] != '/' && parsed_url.pszSuffix[0] != '\\')
1033 int_flags |= WINE_URL_ESCAPE_SLASH;
1036 case URL_SCHEME_MAILTO:
1037 int_flags |= WINE_URL_ESCAPE_SLASH | WINE_URL_ESCAPE_QUESTION | WINE_URL_ESCAPE_HASH;
1038 int_flags &= ~(WINE_URL_STOP_ON_QUESTION | WINE_URL_STOP_ON_HASH);
1041 case URL_SCHEME_INVALID:
1044 case URL_SCHEME_FTP:
1046 if(parsed_url.pszSuffix[0] != '/')
1047 int_flags |= WINE_URL_ESCAPE_SLASH;
1052 for(src = pszUrl; *src; ) {
1056 if((int_flags & WINE_URL_COLLAPSE_SLASHES) && src == pszUrl + parsed_url.cchProtocol + 1) {
1057 int localhost_len = sizeof(localhost)/sizeof(WCHAR) - 1;
1058 while(cur == '/' || cur == '\\') {
1062 if(slashes == 2 && !strncmpiW(src, localhost, localhost_len)) { /* file://localhost/ -> file:/// */
1063 if(*(src + localhost_len) == '/' || *(src + localhost_len) == '\\')
1064 src += localhost_len + 1;
1071 next[0] = next[1] = next[2] = '/';
1078 next[0] = next[1] = '/';
1085 if(cur == '#' && (int_flags & WINE_URL_STOP_ON_HASH))
1086 stop_escaping = TRUE;
1088 if(cur == '?' && (int_flags & WINE_URL_STOP_ON_QUESTION))
1089 stop_escaping = TRUE;
1091 if(cur == '\\' && (int_flags & WINE_URL_BASH_AS_SLASH) && !stop_escaping) cur = '/';
1093 if(URL_NeedEscapeW(cur, dwFlags, int_flags) && stop_escaping == FALSE) {
1095 next[1] = hexDigits[(cur >> 4) & 0xf];
1096 next[2] = hexDigits[cur & 0xf];
1105 if(needed + len <= *pcchEscaped) {
1106 memcpy(dst, next, len*sizeof(WCHAR));
1112 if(needed < *pcchEscaped) {
1116 needed++; /* add one for the '\0' */
1119 *pcchEscaped = needed;
1124 /*************************************************************************
1125 * UrlUnescapeA [SHLWAPI.@]
1127 * Converts Url escape sequences back to ordinary characters.
1130 * pszUrl [I/O] Url to convert
1131 * pszUnescaped [O] Destination for converted Url
1132 * pcchUnescaped [I/O] Size of output string
1133 * dwFlags [I] URL_ESCAPE_ Flags from "shlwapi.h"
1136 * Success: S_OK. The converted value is in pszUnescaped, or in pszUrl if
1137 * dwFlags includes URL_ESCAPE_INPLACE.
1138 * Failure: E_POINTER if the converted Url is bigger than pcchUnescaped. In
1139 * this case pcchUnescaped is set to the size required.
1141 * If dwFlags includes URL_DONT_ESCAPE_EXTRA_INFO, the conversion stops at
1142 * the first occurrence of either a '?' or '#' character.
1144 HRESULT WINAPI UrlUnescapeA(
1147 LPDWORD pcchUnescaped,
1154 BOOL stop_unescaping = FALSE;
1156 TRACE("(%s, %p, %p, 0x%08x)\n", debugstr_a(pszUrl), pszUnescaped,
1157 pcchUnescaped, dwFlags);
1159 if(!pszUrl || (!pszUnescaped && !(dwFlags & URL_UNESCAPE_INPLACE)) || !pcchUnescaped)
1160 return E_INVALIDARG;
1162 if(dwFlags & URL_UNESCAPE_INPLACE)
1167 for(src = pszUrl, needed = 0; *src; src++, needed++) {
1168 if(dwFlags & URL_DONT_UNESCAPE_EXTRA_INFO &&
1169 (*src == '#' || *src == '?')) {
1170 stop_unescaping = TRUE;
1172 } else if(*src == '%' && isxdigit(*(src + 1)) && isxdigit(*(src + 2))
1173 && stop_unescaping == FALSE) {
1176 memcpy(buf, src + 1, 2);
1178 ih = strtol(buf, NULL, 16);
1180 src += 2; /* Advance to end of escape */
1184 if(dwFlags & URL_UNESCAPE_INPLACE || needed < *pcchUnescaped)
1188 if(dwFlags & URL_UNESCAPE_INPLACE || needed < *pcchUnescaped) {
1192 needed++; /* add one for the '\0' */
1195 if(!(dwFlags & URL_UNESCAPE_INPLACE))
1196 *pcchUnescaped = needed;
1199 TRACE("result %s\n", (dwFlags & URL_UNESCAPE_INPLACE) ?
1200 debugstr_a(pszUrl) : debugstr_a(pszUnescaped));
1206 /*************************************************************************
1207 * UrlUnescapeW [SHLWAPI.@]
1211 HRESULT WINAPI UrlUnescapeW(
1213 LPWSTR pszUnescaped,
1214 LPDWORD pcchUnescaped,
1221 BOOL stop_unescaping = FALSE;
1223 TRACE("(%s, %p, %p, 0x%08x)\n", debugstr_w(pszUrl), pszUnescaped,
1224 pcchUnescaped, dwFlags);
1226 if(!pszUrl || (!pszUnescaped && !(dwFlags & URL_UNESCAPE_INPLACE))|| !pcchUnescaped)
1227 return E_INVALIDARG;
1229 if(dwFlags & URL_UNESCAPE_INPLACE)
1234 for(src = pszUrl, needed = 0; *src; src++, needed++) {
1235 if(dwFlags & URL_DONT_UNESCAPE_EXTRA_INFO &&
1236 (*src == '#' || *src == '?')) {
1237 stop_unescaping = TRUE;
1239 } else if(*src == '%' && isxdigitW(*(src + 1)) && isxdigitW(*(src + 2))
1240 && stop_unescaping == FALSE) {
1242 WCHAR buf[5] = {'0','x',0};
1243 memcpy(buf + 2, src + 1, 2*sizeof(WCHAR));
1245 StrToIntExW(buf, STIF_SUPPORT_HEX, &ih);
1247 src += 2; /* Advance to end of escape */
1251 if(dwFlags & URL_UNESCAPE_INPLACE || needed < *pcchUnescaped)
1255 if(dwFlags & URL_UNESCAPE_INPLACE || needed < *pcchUnescaped) {
1259 needed++; /* add one for the '\0' */
1262 if(!(dwFlags & URL_UNESCAPE_INPLACE))
1263 *pcchUnescaped = needed;
1266 TRACE("result %s\n", (dwFlags & URL_UNESCAPE_INPLACE) ?
1267 debugstr_w(pszUrl) : debugstr_w(pszUnescaped));
1273 /*************************************************************************
1274 * UrlGetLocationA [SHLWAPI.@]
1276 * Get the location from a Url.
1279 * pszUrl [I] Url to get the location from
1282 * A pointer to the start of the location in pszUrl, or NULL if there is
1286 * - MSDN erroneously states that "The location is the segment of the Url
1287 * starting with a '?' or '#' character". Neither V4 nor V5 of shlwapi.dll
1288 * stop at '?' and always return a NULL in this case.
1289 * - MSDN also erroneously states that "If a file URL has a query string,
1290 * the returned string is the query string". In all tested cases, if the
1291 * Url starts with "fi" then a NULL is returned. V5 gives the following results:
1294 *| NULL file://aa/b/cd#hohoh
1295 *| #hohoh http://aa/b/cd#hohoh
1296 *| NULL fi://aa/b/cd#hohoh
1297 *| #hohoh ff://aa/b/cd#hohoh
1299 LPCSTR WINAPI UrlGetLocationA(
1305 base.cbSize = sizeof(base);
1306 res1 = ParseURLA(pszUrl, &base);
1307 if (res1) return NULL; /* invalid scheme */
1309 /* if scheme is file: then never return pointer */
1310 if (strncmp(base.pszProtocol, "file", min(4,base.cchProtocol)) == 0) return NULL;
1312 /* Look for '#' and return its addr */
1313 return strchr(base.pszSuffix, '#');
1316 /*************************************************************************
1317 * UrlGetLocationW [SHLWAPI.@]
1319 * See UrlGetLocationA.
1321 LPCWSTR WINAPI UrlGetLocationW(
1327 base.cbSize = sizeof(base);
1328 res1 = ParseURLW(pszUrl, &base);
1329 if (res1) return NULL; /* invalid scheme */
1331 /* if scheme is file: then never return pointer */
1332 if (strncmpW(base.pszProtocol, fileW, min(4,base.cchProtocol)) == 0) return NULL;
1334 /* Look for '#' and return its addr */
1335 return strchrW(base.pszSuffix, '#');
1338 /*************************************************************************
1339 * UrlCompareA [SHLWAPI.@]
1344 * pszUrl1 [I] First Url to compare
1345 * pszUrl2 [I] Url to compare to pszUrl1
1346 * fIgnoreSlash [I] TRUE = compare only up to a final slash
1349 * less than zero, zero, or greater than zero indicating pszUrl2 is greater
1350 * than, equal to, or less than pszUrl1 respectively.
1352 INT WINAPI UrlCompareA(
1357 INT ret, len, len1, len2;
1360 return strcmp(pszUrl1, pszUrl2);
1361 len1 = strlen(pszUrl1);
1362 if (pszUrl1[len1-1] == '/') len1--;
1363 len2 = strlen(pszUrl2);
1364 if (pszUrl2[len2-1] == '/') len2--;
1366 return strncmp(pszUrl1, pszUrl2, len1);
1367 len = min(len1, len2);
1368 ret = strncmp(pszUrl1, pszUrl2, len);
1369 if (ret) return ret;
1370 if (len1 > len2) return 1;
1374 /*************************************************************************
1375 * UrlCompareW [SHLWAPI.@]
1379 INT WINAPI UrlCompareW(
1385 size_t len, len1, len2;
1388 return strcmpW(pszUrl1, pszUrl2);
1389 len1 = strlenW(pszUrl1);
1390 if (pszUrl1[len1-1] == '/') len1--;
1391 len2 = strlenW(pszUrl2);
1392 if (pszUrl2[len2-1] == '/') len2--;
1394 return strncmpW(pszUrl1, pszUrl2, len1);
1395 len = min(len1, len2);
1396 ret = strncmpW(pszUrl1, pszUrl2, len);
1397 if (ret) return ret;
1398 if (len1 > len2) return 1;
1402 /*************************************************************************
1403 * HashData [SHLWAPI.@]
1405 * Hash an input block into a variable sized digest.
1408 * lpSrc [I] Input block
1409 * nSrcLen [I] Length of lpSrc
1410 * lpDest [I] Output for hash digest
1411 * nDestLen [I] Length of lpDest
1414 * Success: TRUE. lpDest is filled with the computed hash value.
1415 * Failure: FALSE, if any argument is invalid.
1417 HRESULT WINAPI HashData(const unsigned char *lpSrc, DWORD nSrcLen,
1418 unsigned char *lpDest, DWORD nDestLen)
1420 INT srcCount = nSrcLen - 1, destCount = nDestLen - 1;
1422 if (IsBadReadPtr(lpSrc, nSrcLen) ||
1423 IsBadWritePtr(lpDest, nDestLen))
1424 return E_INVALIDARG;
1426 while (destCount >= 0)
1428 lpDest[destCount] = (destCount & 0xff);
1432 while (srcCount >= 0)
1434 destCount = nDestLen - 1;
1435 while (destCount >= 0)
1437 lpDest[destCount] = HashDataLookup[lpSrc[srcCount] ^ lpDest[destCount]];
1445 /*************************************************************************
1446 * UrlHashA [SHLWAPI.@]
1448 * Produce a Hash from a Url.
1451 * pszUrl [I] Url to hash
1452 * lpDest [O] Destinationh for hash
1453 * nDestLen [I] Length of lpDest
1456 * Success: S_OK. lpDest is filled with the computed hash value.
1457 * Failure: E_INVALIDARG, if any argument is invalid.
1459 HRESULT WINAPI UrlHashA(LPCSTR pszUrl, unsigned char *lpDest, DWORD nDestLen)
1461 if (IsBadStringPtrA(pszUrl, -1) || IsBadWritePtr(lpDest, nDestLen))
1462 return E_INVALIDARG;
1464 HashData((const BYTE*)pszUrl, (int)strlen(pszUrl), lpDest, nDestLen);
1468 /*************************************************************************
1469 * UrlHashW [SHLWAPI.@]
1473 HRESULT WINAPI UrlHashW(LPCWSTR pszUrl, unsigned char *lpDest, DWORD nDestLen)
1475 char szUrl[MAX_PATH];
1477 TRACE("(%s,%p,%d)\n",debugstr_w(pszUrl), lpDest, nDestLen);
1479 if (IsBadStringPtrW(pszUrl, -1) || IsBadWritePtr(lpDest, nDestLen))
1480 return E_INVALIDARG;
1482 /* Win32 hashes the data as an ASCII string, presumably so that both A+W
1483 * return the same digests for the same URL.
1485 WideCharToMultiByte(0, 0, pszUrl, -1, szUrl, MAX_PATH, 0, 0);
1486 HashData((const BYTE*)szUrl, (int)strlen(szUrl), lpDest, nDestLen);
1490 /*************************************************************************
1491 * UrlApplySchemeA [SHLWAPI.@]
1493 * Apply a scheme to a Url.
1496 * pszIn [I] Url to apply scheme to
1497 * pszOut [O] Destination for modified Url
1498 * pcchOut [I/O] Length of pszOut/destination for length of pszOut
1499 * dwFlags [I] URL_ flags from "shlwapi.h"
1502 * Success: S_OK: pszOut contains the modified Url, pcchOut contains its length.
1503 * Failure: An HRESULT error code describing the error.
1505 HRESULT WINAPI UrlApplySchemeA(LPCSTR pszIn, LPSTR pszOut, LPDWORD pcchOut, DWORD dwFlags)
1508 DWORD ret, len, len2;
1510 TRACE("(in %s, out size %d, flags %08x) using W version\n",
1511 debugstr_a(pszIn), *pcchOut, dwFlags);
1513 in = HeapAlloc(GetProcessHeap(), 0,
1514 (2*INTERNET_MAX_URL_LENGTH) * sizeof(WCHAR));
1515 out = in + INTERNET_MAX_URL_LENGTH;
1517 MultiByteToWideChar(0, 0, pszIn, -1, in, INTERNET_MAX_URL_LENGTH);
1518 len = INTERNET_MAX_URL_LENGTH;
1520 ret = UrlApplySchemeW(in, out, &len, dwFlags);
1521 if ((ret != S_OK) && (ret != S_FALSE)) {
1522 HeapFree(GetProcessHeap(), 0, in);
1526 len2 = WideCharToMultiByte(0, 0, out, len+1, 0, 0, 0, 0);
1527 if (len2 > *pcchOut) {
1529 HeapFree(GetProcessHeap(), 0, in);
1532 WideCharToMultiByte(0, 0, out, len+1, pszOut, *pcchOut, 0, 0);
1534 HeapFree(GetProcessHeap(), 0, in);
1538 static HRESULT URL_GuessScheme(LPCWSTR pszIn, LPWSTR pszOut, LPDWORD pcchOut)
1543 DWORD value_len, data_len, dwType, i;
1544 WCHAR reg_path[MAX_PATH];
1545 WCHAR value[MAX_PATH], data[MAX_PATH];
1548 MultiByteToWideChar(0, 0,
1549 "Software\\Microsoft\\Windows\\CurrentVersion\\URL\\Prefixes",
1550 -1, reg_path, MAX_PATH);
1551 RegOpenKeyExW(HKEY_LOCAL_MACHINE, reg_path, 0, 1, &newkey);
1553 while(value_len = data_len = MAX_PATH,
1554 RegEnumValueW(newkey, index, value, &value_len,
1555 0, &dwType, (LPVOID)data, &data_len) == 0) {
1556 TRACE("guess %d %s is %s\n",
1557 index, debugstr_w(value), debugstr_w(data));
1560 for(i=0; i<value_len; i++) {
1563 /* remember that TRUE is not-equal */
1564 j = ChrCmpIW(Wxx, Wyy);
1567 if ((i == value_len) && !j) {
1568 if (strlenW(data) + strlenW(pszIn) + 1 > *pcchOut) {
1569 *pcchOut = strlenW(data) + strlenW(pszIn) + 1;
1570 RegCloseKey(newkey);
1573 strcpyW(pszOut, data);
1574 strcatW(pszOut, pszIn);
1575 *pcchOut = strlenW(pszOut);
1576 TRACE("matched and set to %s\n", debugstr_w(pszOut));
1577 RegCloseKey(newkey);
1582 RegCloseKey(newkey);
1586 static HRESULT URL_ApplyDefault(LPCWSTR pszIn, LPWSTR pszOut, LPDWORD pcchOut)
1589 DWORD data_len, dwType;
1590 WCHAR value[MAX_PATH], data[MAX_PATH];
1592 static const WCHAR prefix_keyW[] =
1593 {'S','o','f','t','w','a','r','e',
1594 '\\','M','i','c','r','o','s','o','f','t',
1595 '\\','W','i','n','d','o','w','s',
1596 '\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n',
1598 '\\','D','e','f','a','u','l','t','P','r','e','f','i','x',0};
1600 /* get and prepend default */
1601 RegOpenKeyExW(HKEY_LOCAL_MACHINE, prefix_keyW, 0, 1, &newkey);
1602 data_len = MAX_PATH;
1605 RegQueryValueExW(newkey, value, 0, &dwType, (LPBYTE)data, &data_len);
1606 RegCloseKey(newkey);
1607 if (strlenW(data) + strlenW(pszIn) + 1 > *pcchOut) {
1608 *pcchOut = strlenW(data) + strlenW(pszIn) + 1;
1611 strcpyW(pszOut, data);
1612 strcatW(pszOut, pszIn);
1613 *pcchOut = strlenW(pszOut);
1614 TRACE("used default %s\n", debugstr_w(pszOut));
1618 /*************************************************************************
1619 * UrlApplySchemeW [SHLWAPI.@]
1621 * See UrlApplySchemeA.
1623 HRESULT WINAPI UrlApplySchemeW(LPCWSTR pszIn, LPWSTR pszOut, LPDWORD pcchOut, DWORD dwFlags)
1625 PARSEDURLW in_scheme;
1629 TRACE("(in %s, out size %d, flags %08x)\n",
1630 debugstr_w(pszIn), *pcchOut, dwFlags);
1632 if (dwFlags & URL_APPLY_GUESSFILE) {
1633 FIXME("(%s %p %p(%d) 0x%08x): stub URL_APPLY_GUESSFILE not implemented\n",
1634 debugstr_w(pszIn), pszOut, pcchOut, *pcchOut, dwFlags);
1635 strcpyW(pszOut, pszIn);
1636 *pcchOut = strlenW(pszOut);
1640 in_scheme.cbSize = sizeof(in_scheme);
1641 /* See if the base has a scheme */
1642 res1 = ParseURLW(pszIn, &in_scheme);
1644 /* no scheme in input, need to see if we need to guess */
1645 if (dwFlags & URL_APPLY_GUESSSCHEME) {
1646 if ((ret = URL_GuessScheme(pszIn, pszOut, pcchOut)) != -1)
1651 /* we have a scheme, see if valid (known scheme) */
1652 if (in_scheme.nScheme) {
1653 /* have valid scheme, so just copy and exit */
1654 if (strlenW(pszIn) + 1 > *pcchOut) {
1655 *pcchOut = strlenW(pszIn) + 1;
1658 strcpyW(pszOut, pszIn);
1659 *pcchOut = strlenW(pszOut);
1660 TRACE("valid scheme, returning copy\n");
1665 /* If we are here, then either invalid scheme,
1666 * or no scheme and can't/failed guess.
1668 if ( ( ((res1 == 0) && (dwFlags & URL_APPLY_FORCEAPPLY)) ||
1670 (dwFlags & URL_APPLY_DEFAULT)) {
1671 /* find and apply default scheme */
1672 return URL_ApplyDefault(pszIn, pszOut, pcchOut);
1675 /* just copy and give proper return code */
1676 if (strlenW(pszIn) + 1 > *pcchOut) {
1677 *pcchOut = strlenW(pszIn) + 1;
1680 strcpyW(pszOut, pszIn);
1681 *pcchOut = strlenW(pszOut);
1682 TRACE("returning copy, left alone\n");
1686 /*************************************************************************
1687 * UrlIsA [SHLWAPI.@]
1689 * Determine if a Url is of a certain class.
1692 * pszUrl [I] Url to check
1693 * Urlis [I] URLIS_ constant from "shlwapi.h"
1696 * TRUE if pszUrl belongs to the class type in Urlis.
1699 BOOL WINAPI UrlIsA(LPCSTR pszUrl, URLIS Urlis)
1705 TRACE("(%s %d)\n", debugstr_a(pszUrl), Urlis);
1710 base.cbSize = sizeof(base);
1711 res1 = ParseURLA(pszUrl, &base);
1712 if (res1) return FALSE; /* invalid scheme */
1713 switch (base.nScheme)
1715 case URL_SCHEME_MAILTO:
1716 case URL_SCHEME_SHELL:
1717 case URL_SCHEME_JAVASCRIPT:
1718 case URL_SCHEME_VBSCRIPT:
1719 case URL_SCHEME_ABOUT:
1725 return !StrCmpNA("file:", pszUrl, 5);
1727 case URLIS_DIRECTORY:
1728 last = pszUrl + strlen(pszUrl) - 1;
1729 return (last >= pszUrl && (*last == '/' || *last == '\\' ));
1732 return PathIsURLA(pszUrl);
1734 case URLIS_NOHISTORY:
1735 case URLIS_APPLIABLE:
1736 case URLIS_HASQUERY:
1738 FIXME("(%s %d): stub\n", debugstr_a(pszUrl), Urlis);
1743 /*************************************************************************
1744 * UrlIsW [SHLWAPI.@]
1748 BOOL WINAPI UrlIsW(LPCWSTR pszUrl, URLIS Urlis)
1750 static const WCHAR stemp[] = { 'f','i','l','e',':',0 };
1755 TRACE("(%s %d)\n", debugstr_w(pszUrl), Urlis);
1760 base.cbSize = sizeof(base);
1761 res1 = ParseURLW(pszUrl, &base);
1762 if (res1) return FALSE; /* invalid scheme */
1763 switch (base.nScheme)
1765 case URL_SCHEME_MAILTO:
1766 case URL_SCHEME_SHELL:
1767 case URL_SCHEME_JAVASCRIPT:
1768 case URL_SCHEME_VBSCRIPT:
1769 case URL_SCHEME_ABOUT:
1775 return !strncmpW(stemp, pszUrl, 5);
1777 case URLIS_DIRECTORY:
1778 last = pszUrl + strlenW(pszUrl) - 1;
1779 return (last >= pszUrl && (*last == '/' || *last == '\\'));
1782 return PathIsURLW(pszUrl);
1784 case URLIS_NOHISTORY:
1785 case URLIS_APPLIABLE:
1786 case URLIS_HASQUERY:
1788 FIXME("(%s %d): stub\n", debugstr_w(pszUrl), Urlis);
1793 /*************************************************************************
1794 * UrlIsNoHistoryA [SHLWAPI.@]
1796 * Determine if a Url should not be stored in the users history list.
1799 * pszUrl [I] Url to check
1802 * TRUE, if pszUrl should be excluded from the history list,
1805 BOOL WINAPI UrlIsNoHistoryA(LPCSTR pszUrl)
1807 return UrlIsA(pszUrl, URLIS_NOHISTORY);
1810 /*************************************************************************
1811 * UrlIsNoHistoryW [SHLWAPI.@]
1813 * See UrlIsNoHistoryA.
1815 BOOL WINAPI UrlIsNoHistoryW(LPCWSTR pszUrl)
1817 return UrlIsW(pszUrl, URLIS_NOHISTORY);
1820 /*************************************************************************
1821 * UrlIsOpaqueA [SHLWAPI.@]
1823 * Determine if a Url is opaque.
1826 * pszUrl [I] Url to check
1829 * TRUE if pszUrl is opaque,
1833 * An opaque Url is one that does not start with "<protocol>://".
1835 BOOL WINAPI UrlIsOpaqueA(LPCSTR pszUrl)
1837 return UrlIsA(pszUrl, URLIS_OPAQUE);
1840 /*************************************************************************
1841 * UrlIsOpaqueW [SHLWAPI.@]
1845 BOOL WINAPI UrlIsOpaqueW(LPCWSTR pszUrl)
1847 return UrlIsW(pszUrl, URLIS_OPAQUE);
1850 /*************************************************************************
1851 * Scans for characters of type "type" and when not matching found,
1852 * returns pointer to it and length in size.
1854 * Characters tested based on RFC 1738
1856 static LPCWSTR URL_ScanID(LPCWSTR start, LPDWORD size, WINE_URL_SCAN_TYPE type)
1858 static DWORD alwayszero = 0;
1867 if ( (islowerW(*start) && isalphaW(*start)) ||
1882 if ( isalphaW(*start) ||
1884 /* user/password only characters */
1889 /* *extra* characters */
1896 /* *safe* characters */
1904 } else if (*start == '%') {
1905 if (isxdigitW(*(start+1)) &&
1906 isxdigitW(*(start+2))) {
1918 if (isdigitW(*start)) {
1929 if (isalnumW(*start) ||
1940 FIXME("unknown type %d\n", type);
1941 return (LPWSTR)&alwayszero;
1943 /* TRACE("scanned %d characters next char %p<%c>\n",
1944 *size, start, *start); */
1948 /*************************************************************************
1949 * Attempt to parse URL into pieces.
1951 static LONG URL_ParseUrl(LPCWSTR pszUrl, WINE_PARSE_URL *pl)
1955 memset(pl, 0, sizeof(WINE_PARSE_URL));
1956 pl->pScheme = pszUrl;
1957 work = URL_ScanID(pl->pScheme, &pl->szScheme, SCHEME);
1958 if (!*work || (*work != ':')) goto ErrorExit;
1960 if ((*work != '/') || (*(work+1) != '/')) goto ErrorExit;
1961 pl->pUserName = work + 2;
1962 work = URL_ScanID(pl->pUserName, &pl->szUserName, USERPASS);
1963 if (*work == ':' ) {
1964 /* parse password */
1966 pl->pPassword = work;
1967 work = URL_ScanID(pl->pPassword, &pl->szPassword, USERPASS);
1969 /* what we just parsed must be the hostname and port
1970 * so reset pointers and clear then let it parse */
1971 pl->szUserName = pl->szPassword = 0;
1972 work = pl->pUserName - 1;
1973 pl->pUserName = pl->pPassword = 0;
1975 } else if (*work == '@') {
1979 } else if (!*work || (*work == '/') || (*work == '.')) {
1980 /* what was parsed was hostname, so reset pointers and let it parse */
1981 pl->szUserName = pl->szPassword = 0;
1982 work = pl->pUserName - 1;
1983 pl->pUserName = pl->pPassword = 0;
1984 } else goto ErrorExit;
1986 /* now start parsing hostname or hostnumber */
1988 pl->pHostName = work;
1989 work = URL_ScanID(pl->pHostName, &pl->szHostName, HOST);
1994 work = URL_ScanID(pl->pPort, &pl->szPort, PORT);
1997 /* see if query string */
1998 pl->pQuery = strchrW(work, '?');
1999 if (pl->pQuery) pl->szQuery = strlenW(pl->pQuery);
2001 TRACE("parse successful: scheme=%p(%d), user=%p(%d), pass=%p(%d), host=%p(%d), port=%p(%d), query=%p(%d)\n",
2002 pl->pScheme, pl->szScheme,
2003 pl->pUserName, pl->szUserName,
2004 pl->pPassword, pl->szPassword,
2005 pl->pHostName, pl->szHostName,
2006 pl->pPort, pl->szPort,
2007 pl->pQuery, pl->szQuery);
2010 FIXME("failed to parse %s\n", debugstr_w(pszUrl));
2011 return E_INVALIDARG;
2014 /*************************************************************************
2015 * UrlGetPartA [SHLWAPI.@]
2017 * Retrieve part of a Url.
2020 * pszIn [I] Url to parse
2021 * pszOut [O] Destination for part of pszIn requested
2022 * pcchOut [I] Size of pszOut
2023 * [O] length of pszOut string EXCLUDING '\0' if S_OK, otherwise
2024 * needed size of pszOut INCLUDING '\0'.
2025 * dwPart [I] URL_PART_ enum from "shlwapi.h"
2026 * dwFlags [I] URL_ flags from "shlwapi.h"
2029 * Success: S_OK. pszOut contains the part requested, pcchOut contains its length.
2030 * Failure: An HRESULT error code describing the error.
2032 HRESULT WINAPI UrlGetPartA(LPCSTR pszIn, LPSTR pszOut, LPDWORD pcchOut,
2033 DWORD dwPart, DWORD dwFlags)
2036 DWORD ret, len, len2;
2038 in = HeapAlloc(GetProcessHeap(), 0,
2039 (2*INTERNET_MAX_URL_LENGTH) * sizeof(WCHAR));
2040 out = in + INTERNET_MAX_URL_LENGTH;
2042 MultiByteToWideChar(0, 0, pszIn, -1, in, INTERNET_MAX_URL_LENGTH);
2044 len = INTERNET_MAX_URL_LENGTH;
2045 ret = UrlGetPartW(in, out, &len, dwPart, dwFlags);
2048 HeapFree(GetProcessHeap(), 0, in);
2052 len2 = WideCharToMultiByte(0, 0, out, len, 0, 0, 0, 0);
2053 if (len2 > *pcchOut) {
2055 HeapFree(GetProcessHeap(), 0, in);
2058 WideCharToMultiByte(0, 0, out, len+1, pszOut, *pcchOut, 0, 0);
2060 HeapFree(GetProcessHeap(), 0, in);
2064 /*************************************************************************
2065 * UrlGetPartW [SHLWAPI.@]
2069 HRESULT WINAPI UrlGetPartW(LPCWSTR pszIn, LPWSTR pszOut, LPDWORD pcchOut,
2070 DWORD dwPart, DWORD dwFlags)
2074 DWORD size, schsize;
2075 LPCWSTR addr, schaddr;
2077 TRACE("(%s %p %p(%d) %08x %08x)\n",
2078 debugstr_w(pszIn), pszOut, pcchOut, *pcchOut, dwPart, dwFlags);
2080 ret = URL_ParseUrl(pszIn, &pl);
2082 schaddr = pl.pScheme;
2083 schsize = pl.szScheme;
2086 case URL_PART_SCHEME:
2087 if (!pl.szScheme) return E_INVALIDARG;
2092 case URL_PART_HOSTNAME:
2093 if (!pl.szHostName) return E_INVALIDARG;
2094 addr = pl.pHostName;
2095 size = pl.szHostName;
2098 case URL_PART_USERNAME:
2099 if (!pl.szUserName) return E_INVALIDARG;
2100 addr = pl.pUserName;
2101 size = pl.szUserName;
2104 case URL_PART_PASSWORD:
2105 if (!pl.szPassword) return E_INVALIDARG;
2106 addr = pl.pPassword;
2107 size = pl.szPassword;
2111 if (!pl.szPort) return E_INVALIDARG;
2116 case URL_PART_QUERY:
2117 if (!pl.szQuery) return E_INVALIDARG;
2123 return E_INVALIDARG;
2126 if (dwFlags == URL_PARTFLAG_KEEPSCHEME) {
2127 if (*pcchOut < schsize + size + 2) {
2128 *pcchOut = schsize + size + 2;
2131 memcpy(pszOut, schaddr, schsize*sizeof(WCHAR));
2132 pszOut[schsize] = ':';
2133 memcpy(pszOut+schsize+1, addr, size*sizeof(WCHAR));
2134 pszOut[schsize+1+size] = 0;
2135 *pcchOut = schsize + 1 + size;
2138 if (*pcchOut < size + 1) {*pcchOut = size+1; return E_POINTER;}
2139 memcpy(pszOut, addr, size*sizeof(WCHAR));
2143 TRACE("len=%d %s\n", *pcchOut, debugstr_w(pszOut));
2148 /*************************************************************************
2149 * PathIsURLA [SHLWAPI.@]
2151 * Check if the given path is a Url.
2154 * lpszPath [I] Path to check.
2157 * TRUE if lpszPath is a Url.
2158 * FALSE if lpszPath is NULL or not a Url.
2160 BOOL WINAPI PathIsURLA(LPCSTR lpstrPath)
2164 TRACE("%s\n", debugstr_a(lpstrPath));
2166 if (!lpstrPath || !*lpstrPath) return FALSE;
2169 base.cbSize = sizeof(base);
2170 ParseURLA(lpstrPath, &base);
2171 return (base.nScheme != URL_SCHEME_INVALID);
2174 /*************************************************************************
2175 * PathIsURLW [SHLWAPI.@]
2179 BOOL WINAPI PathIsURLW(LPCWSTR lpstrPath)
2183 TRACE("%s\n", debugstr_w(lpstrPath));
2185 if (!lpstrPath || !*lpstrPath) return FALSE;
2188 base.cbSize = sizeof(base);
2189 ParseURLW(lpstrPath, &base);
2190 return (base.nScheme != URL_SCHEME_INVALID);
2193 /*************************************************************************
2194 * UrlCreateFromPathA [SHLWAPI.@]
2196 * See UrlCreateFromPathW
2198 HRESULT WINAPI UrlCreateFromPathA(LPCSTR pszPath, LPSTR pszUrl, LPDWORD pcchUrl, DWORD dwReserved)
2200 WCHAR bufW[INTERNET_MAX_URL_LENGTH];
2202 UNICODE_STRING pathW;
2204 DWORD lenW = sizeof(bufW)/sizeof(WCHAR), lenA;
2206 if(!RtlCreateUnicodeStringFromAsciiz(&pathW, pszPath))
2207 return E_INVALIDARG;
2208 if((ret = UrlCreateFromPathW(pathW.Buffer, urlW, &lenW, dwReserved)) == E_POINTER) {
2209 urlW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
2210 ret = UrlCreateFromPathW(pathW.Buffer, urlW, &lenW, dwReserved);
2212 if(ret == S_OK || ret == S_FALSE) {
2213 RtlUnicodeToMultiByteSize(&lenA, urlW, lenW * sizeof(WCHAR));
2214 if(*pcchUrl > lenA) {
2215 RtlUnicodeToMultiByteN(pszUrl, *pcchUrl - 1, &lenA, urlW, lenW * sizeof(WCHAR));
2219 *pcchUrl = lenA + 1;
2223 if(urlW != bufW) HeapFree(GetProcessHeap(), 0, urlW);
2224 RtlFreeUnicodeString(&pathW);
2228 /*************************************************************************
2229 * UrlCreateFromPathW [SHLWAPI.@]
2231 * Create a Url from a file path.
2234 * pszPath [I] Path to convert
2235 * pszUrl [O] Destination for the converted Url
2236 * pcchUrl [I/O] Length of pszUrl
2237 * dwReserved [I] Reserved, must be 0
2240 * Success: S_OK pszUrl contains the converted path, S_FALSE if the path is already a Url
2241 * Failure: An HRESULT error code.
2243 HRESULT WINAPI UrlCreateFromPathW(LPCWSTR pszPath, LPWSTR pszUrl, LPDWORD pcchUrl, DWORD dwReserved)
2248 WCHAR file_colonW[] = {'f','i','l','e',':',0};
2249 WCHAR three_slashesW[] = {'/','/','/',0};
2250 PARSEDURLW parsed_url;
2252 TRACE("(%s, %p, %p, 0x%08x)\n", debugstr_w(pszPath), pszUrl, pcchUrl, dwReserved);
2254 /* Validate arguments */
2255 if (dwReserved != 0)
2256 return E_INVALIDARG;
2257 if (!pszUrl || !pcchUrl)
2258 return E_INVALIDARG;
2261 parsed_url.cbSize = sizeof(parsed_url);
2262 if(ParseURLW(pszPath, &parsed_url) == S_OK) {
2263 if(parsed_url.nScheme != URL_SCHEME_INVALID && parsed_url.cchProtocol > 1) {
2264 needed = strlenW(pszPath);
2265 if (needed >= *pcchUrl) {
2266 *pcchUrl = needed + 1;
2270 strcpyW(pszUrl, pszPath);
2276 pszNewUrl = HeapAlloc(GetProcessHeap(), 0, (strlenW(pszPath) + 9) * sizeof(WCHAR)); /* "file:///" + pszPath_len + 1 */
2277 strcpyW(pszNewUrl, file_colonW);
2278 if(isalphaW(pszPath[0]) && pszPath[1] == ':')
2279 strcatW(pszNewUrl, three_slashesW);
2280 strcatW(pszNewUrl, pszPath);
2281 ret = UrlEscapeW(pszNewUrl, pszUrl, pcchUrl, URL_ESCAPE_PERCENT);
2283 HeapFree(GetProcessHeap(), 0, pszNewUrl);
2287 /*************************************************************************
2288 * SHAutoComplete [SHLWAPI.@]
2290 * Enable auto-completion for an edit control.
2293 * hwndEdit [I] Handle of control to enable auto-completion for
2294 * dwFlags [I] SHACF_ flags from "shlwapi.h"
2297 * Success: S_OK. Auto-completion is enabled for the control.
2298 * Failure: An HRESULT error code indicating the error.
2300 HRESULT WINAPI SHAutoComplete(HWND hwndEdit, DWORD dwFlags)
2302 FIXME("SHAutoComplete stub\n");
2306 /*************************************************************************
2307 * MLBuildResURLA [SHLWAPI.405]
2309 * Create a Url pointing to a resource in a module.
2312 * lpszLibName [I] Name of the module containing the resource
2313 * hMod [I] Callers module handle
2314 * dwFlags [I] Undocumented flags for loading the module
2315 * lpszRes [I] Resource name
2316 * lpszDest [O] Destination for resulting Url
2317 * dwDestLen [I] Length of lpszDest
2320 * Success: S_OK. lpszDest contains the resource Url.
2321 * Failure: E_INVALIDARG, if any argument is invalid, or
2322 * E_FAIL if dwDestLen is too small.
2324 HRESULT WINAPI MLBuildResURLA(LPCSTR lpszLibName, HMODULE hMod, DWORD dwFlags,
2325 LPCSTR lpszRes, LPSTR lpszDest, DWORD dwDestLen)
2327 WCHAR szLibName[MAX_PATH], szRes[MAX_PATH], szDest[MAX_PATH];
2331 MultiByteToWideChar(CP_ACP, 0, lpszLibName, -1, szLibName, sizeof(szLibName)/sizeof(WCHAR));
2334 MultiByteToWideChar(CP_ACP, 0, lpszRes, -1, szRes, sizeof(szRes)/sizeof(WCHAR));
2336 if (dwDestLen > sizeof(szLibName)/sizeof(WCHAR))
2337 dwDestLen = sizeof(szLibName)/sizeof(WCHAR);
2339 hRet = MLBuildResURLW(lpszLibName ? szLibName : NULL, hMod, dwFlags,
2340 lpszRes ? szRes : NULL, lpszDest ? szDest : NULL, dwDestLen);
2341 if (SUCCEEDED(hRet) && lpszDest)
2342 WideCharToMultiByte(CP_ACP, 0, szDest, -1, lpszDest, dwDestLen, 0, 0);
2347 /*************************************************************************
2348 * MLBuildResURLA [SHLWAPI.406]
2350 * See MLBuildResURLA.
2352 HRESULT WINAPI MLBuildResURLW(LPCWSTR lpszLibName, HMODULE hMod, DWORD dwFlags,
2353 LPCWSTR lpszRes, LPWSTR lpszDest, DWORD dwDestLen)
2355 static const WCHAR szRes[] = { 'r','e','s',':','/','/','\0' };
2356 #define szResLen ((sizeof(szRes) - sizeof(WCHAR))/sizeof(WCHAR))
2357 HRESULT hRet = E_FAIL;
2359 TRACE("(%s,%p,0x%08x,%s,%p,%d)\n", debugstr_w(lpszLibName), hMod, dwFlags,
2360 debugstr_w(lpszRes), lpszDest, dwDestLen);
2362 if (!lpszLibName || !hMod || hMod == INVALID_HANDLE_VALUE || !lpszRes ||
2363 !lpszDest || (dwFlags && dwFlags != 2))
2364 return E_INVALIDARG;
2366 if (dwDestLen >= szResLen + 1)
2368 dwDestLen -= (szResLen + 1);
2369 memcpy(lpszDest, szRes, sizeof(szRes));
2371 hMod = MLLoadLibraryW(lpszLibName, hMod, dwFlags);
2375 WCHAR szBuff[MAX_PATH];
2378 len = GetModuleFileNameW(hMod, szBuff, sizeof(szBuff)/sizeof(WCHAR));
2379 if (len && len < sizeof(szBuff)/sizeof(WCHAR))
2381 DWORD dwPathLen = strlenW(szBuff) + 1;
2383 if (dwDestLen >= dwPathLen)
2387 dwDestLen -= dwPathLen;
2388 memcpy(lpszDest + szResLen, szBuff, dwPathLen * sizeof(WCHAR));
2390 dwResLen = strlenW(lpszRes) + 1;
2391 if (dwDestLen >= dwResLen + 1)
2393 lpszDest[szResLen + dwPathLen + dwResLen] = '/';
2394 memcpy(lpszDest + szResLen + dwPathLen, lpszRes, dwResLen * sizeof(WCHAR));
2399 MLFreeLibrary(hMod);