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shlwapi: Implement StrStrNIW.
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9bd13c93ab
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15c6057ce1
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@ -802,6 +802,7 @@
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@ stdcall StrStrIA(str str)
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@ stdcall StrStrIW(wstr wstr)
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@ stdcall StrStrNW(wstr wstr long)
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@ stdcall StrStrNIW(wstr wstr long)
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@ stdcall StrStrW(wstr wstr)
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@ stdcall StrToIntA(str)
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@ stdcall StrToIntExA(str long ptr)
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@ -743,6 +743,41 @@ LPWSTR WINAPI StrStrNW(LPCWSTR lpFirst, LPCWSTR lpSrch, UINT cchMax)
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return NULL;
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}
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/*************************************************************************
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* StrStrNIW [SHLWAPI.@]
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*
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* Find a substring within a string up to a given number of initial characters,
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* ignoring case.
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*
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* PARAMS
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* lpFirst [I] String to search in
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* lpSrch [I] String to look for
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* cchMax [I] Maximum number of initial search characters
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*
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* RETURNS
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* The start of lpFirst within lpSrch, or NULL if not found.
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*/
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LPWSTR WINAPI StrStrNIW(LPCWSTR lpFirst, LPCWSTR lpSrch, UINT cchMax)
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{
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UINT i;
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int len;
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TRACE("(%s, %s, %u)\n", debugstr_w(lpFirst), debugstr_w(lpSrch), cchMax);
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if (!lpFirst || !lpSrch || !*lpSrch || !cchMax)
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return NULL;
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len = strlenW(lpSrch);
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for (i = cchMax; *lpFirst && (i > 0); i--, lpFirst++)
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{
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if (!strncmpiW(lpFirst, lpSrch, len))
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return (LPWSTR)lpFirst;
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}
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return NULL;
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}
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/*************************************************************************
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* StrToIntA [SHLWAPI.@]
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*
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@ -59,6 +59,7 @@ static HRESULT (WINAPI *pStrRetToBSTR)(STRRET*,void*,BSTR*);
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static HRESULT (WINAPI *pStrRetToBufA)(STRRET*,LPCITEMIDLIST,LPSTR,UINT);
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static HRESULT (WINAPI *pStrRetToBufW)(STRRET*,LPCITEMIDLIST,LPWSTR,UINT);
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static LPWSTR (WINAPI *pStrStrNW)(LPCWSTR,LPCWSTR,UINT);
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static LPWSTR (WINAPI *pStrStrNIW)(LPCWSTR,LPCWSTR,UINT);
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static INT (WINAPIV *pwnsprintfA)(LPSTR,INT,LPCSTR, ...);
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static INT (WINAPIV *pwnsprintfW)(LPWSTR,INT,LPCWSTR, ...);
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static LPWSTR (WINAPI *pStrChrNW)(LPWSTR,WCHAR,UINT);
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@ -1248,6 +1249,100 @@ static void test_StrStrNW(void)
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}
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}
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static void test_StrStrNIW(void)
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{
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static const WCHAR emptyW[] = {0};
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static const WCHAR deadbeefW[] = {'D','e','A','d','B','e','E','f',0};
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static const WCHAR deadW[] = {'D','e','A','d',0};
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static const WCHAR dead_lowerW[] = {'d','e','a','d',0};
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static const WCHAR adbeW[] = {'A','d','B','e',0};
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static const WCHAR adbe_lowerW[] = {'a','d','b','e',0};
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static const WCHAR beefW[] = {'B','e','E','f',0};
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static const WCHAR beef_lowerW[] = {'b','e','e','f',0};
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static const WCHAR cafeW[] = {'c','a','f','e',0};
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const struct
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{
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const WCHAR *search;
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const UINT count;
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const WCHAR *expect;
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} StrStrNIW_cases[] =
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{
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{emptyW, sizeof(deadbeefW)/sizeof(WCHAR), NULL},
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{deadW, sizeof(deadbeefW)/sizeof(WCHAR), deadbeefW},
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{dead_lowerW, sizeof(deadbeefW)/sizeof(WCHAR), deadbeefW},
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{adbeW, sizeof(deadbeefW)/sizeof(WCHAR), deadbeefW + 2},
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{adbe_lowerW, sizeof(deadbeefW)/sizeof(WCHAR), deadbeefW + 2},
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{beefW, sizeof(deadbeefW)/sizeof(WCHAR), deadbeefW + 4},
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{beef_lowerW, sizeof(deadbeefW)/sizeof(WCHAR), deadbeefW + 4},
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{cafeW, sizeof(deadbeefW)/sizeof(WCHAR), NULL},
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{beefW, 0, NULL},
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{beefW, 1, NULL},
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{beefW, 2, NULL},
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{beefW, 3, NULL},
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{beefW, 4, NULL},
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{beefW, 5, deadbeefW + 4},
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{beefW, 6, deadbeefW + 4},
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{beefW, 7, deadbeefW + 4},
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{beefW, 8, deadbeefW + 4},
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{beefW, 9, deadbeefW + 4},
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{beef_lowerW, 0, NULL},
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{beef_lowerW, 1, NULL},
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{beef_lowerW, 2, NULL},
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{beef_lowerW, 3, NULL},
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{beef_lowerW, 4, NULL},
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{beef_lowerW, 5, deadbeefW + 4},
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{beef_lowerW, 6, deadbeefW + 4},
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{beef_lowerW, 7, deadbeefW + 4},
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{beef_lowerW, 8, deadbeefW + 4},
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{beef_lowerW, 9, deadbeefW + 4},
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};
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LPWSTR ret;
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UINT i;
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if (!pStrStrNIW)
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{
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win_skip("StrStrNIW() is not available\n");
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return;
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}
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ret = pStrStrNIW(NULL, NULL, 0);
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ok(!ret, "Expected StrStrNIW to return NULL, got %p\n", ret);
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ret = pStrStrNIW(NULL, NULL, 10);
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ok(!ret, "Expected StrStrNIW to return NULL, got %p\n", ret);
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ret = pStrStrNIW(NULL, emptyW, 10);
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ok(!ret, "Expected StrStrNIW to return NULL, got %p\n", ret);
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ret = pStrStrNIW(emptyW, NULL, 10);
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ok(!ret, "Expected StrStrNIW to return NULL, got %p\n", ret);
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ret = pStrStrNIW(emptyW, emptyW, 10);
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ok(!ret, "Expected StrStrNIW to return NULL, got %p\n", ret);
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for (i = 0; i < sizeof(StrStrNIW_cases)/sizeof(StrStrNIW_cases[0]); i++)
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{
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ret = pStrStrNIW(deadbeefW, StrStrNIW_cases[i].search, StrStrNIW_cases[i].count);
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ok(ret == StrStrNIW_cases[i].expect,
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"[%d] Expected StrStrNIW to return %p, got %p\n",
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i, StrStrNIW_cases[i].expect, ret);
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}
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/* StrStrNIW accepts counts larger than the search string length but rejects
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* counts larger than around 2G. The limit seems to change based on the
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* caller executable itself. */
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ret = pStrStrNIW(deadbeefW, beefW, 100);
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ok(ret == deadbeefW + 4, "Expected StrStrNIW to return deadbeefW + 4, got %p\n", ret);
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if (0)
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{
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ret = pStrStrNIW(deadbeefW, beefW, ~0U);
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ok(!ret, "Expected StrStrNIW to return NULL, got %p\n", ret);
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}
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}
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START_TEST(string)
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{
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HMODULE hShlwapi;
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@ -1279,6 +1374,7 @@ START_TEST(string)
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pStrRetToBufA = (void *)GetProcAddress(hShlwapi, "StrRetToBufA");
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pStrRetToBufW = (void *)GetProcAddress(hShlwapi, "StrRetToBufW");
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pStrStrNW = (void *)GetProcAddress(hShlwapi, "StrStrNW");
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pStrStrNIW = (void *)GetProcAddress(hShlwapi, "StrStrNIW");
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pwnsprintfA = (void *)GetProcAddress(hShlwapi, "wnsprintfA");
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pwnsprintfW = (void *)GetProcAddress(hShlwapi, "wnsprintfW");
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@ -1323,6 +1419,7 @@ START_TEST(string)
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test_StrStrIA();
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test_StrStrIW();
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test_StrStrNW();
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test_StrStrNIW();
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CoUninitialize();
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}
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@ -877,6 +877,7 @@ LPWSTR WINAPI StrStrIW(LPCWSTR,LPCWSTR);
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#define StrStrI WINELIB_NAME_AW(StrStrI)
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LPWSTR WINAPI StrStrNW(LPCWSTR,LPCWSTR,UINT);
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LPWSTR WINAPI StrStrNIW(LPCWSTR,LPCWSTR,UINT);
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int WINAPI StrToIntA(LPCSTR);
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int WINAPI StrToIntW(LPCWSTR);
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