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If pszTypeName is too small to hold the type name in 

CryptEnumProviderTypes, return ERROR_MORE_DATA.
This commit is contained in:
James Hawkins 2004-08-17 22:08:16 +00:00 committed by Alexandre Julliard
parent 945364754e
commit a26b7e30b1
1 changed files with 6 additions and 1 deletions
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7
dlls/advapi32/crypt.c
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@ -1077,6 +1077,7 @@ BOOL WINAPI CryptEnumProviderTypesA (DWORD dwIndex, DWORD *pdwReserved,
HKEY hKey, hSubkey; HKEY hKey, hSubkey;
DWORD keylen, numkeys, dwType; DWORD keylen, numkeys, dwType;
PSTR keyname, ch; PSTR keyname, ch;
DWORD result;
TRACE("(%ld, %p, %08ld, %p, %p, %p)\n", dwIndex, pdwReserved, TRACE("(%ld, %p, %08ld, %p, %p, %p)\n", dwIndex, pdwReserved,
dwFlags, pdwProvType, pszTypeName, pcbTypeName); dwFlags, pdwProvType, pszTypeName, pcbTypeName);
@ -1105,7 +1106,11 @@ BOOL WINAPI CryptEnumProviderTypesA (DWORD dwIndex, DWORD *pdwReserved,
*pdwProvType += (*(--ch) - '0') * 10; *pdwProvType += (*(--ch) - '0') * 10;
*pdwProvType += (*(--ch) - '0') * 100; *pdwProvType += (*(--ch) - '0') * 100;
CRYPT_Free(keyname); CRYPT_Free(keyname);
RegQueryValueExA(hSubkey, "TypeName", NULL, &dwType, pszTypeName, pcbTypeName);
result = RegQueryValueExA(hSubkey, "TypeName", NULL, &dwType, pszTypeName, pcbTypeName);
if (result)
CRYPT_ReturnLastError(result);
RegCloseKey(hSubkey); RegCloseKey(hSubkey);
RegCloseKey(hKey); RegCloseKey(hKey);
return TRUE; return TRUE;