| 1 | /*
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| 2 | * Copyright 2002 Mike McCormack for CodeWeavers
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| 3 | * Copyright 2005 Juan Lang
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| 4 | *
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| 5 | * This library is free software; you can redistribute it and/or
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| 6 | * modify it under the terms of the GNU Lesser General Public
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| 7 | * License as published by the Free Software Foundation; either
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| 8 | * version 2.1 of the License, or (at your option) any later version.
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| 9 | *
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| 10 | * This library is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 13 | * Lesser General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU Lesser General Public
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| 16 | * License along with this library; if not, write to the Free Software
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| 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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| 18 | */
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| 19 |
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| 20 | #include "config.h"
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| 21 | #include <stdarg.h>
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| 22 | #include <stdio.h>
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| 23 | #include <string.h>
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| 24 |
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| 25 | #include "windef.h"
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| 26 | #include "winbase.h"
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| 27 | #include "wincrypt.h"
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| 28 | #include "winreg.h"
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| 29 | #include "winuser.h"
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| 30 | #include "i_cryptasn1tls.h"
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| 31 | #include "crypt32_private.h"
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| 32 | #include "wine/debug.h"
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| 33 |
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| 34 | #define DBG_LOCALLOG DBG_crypt32
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| 35 | #include "dbglocal.h"
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| 36 |
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| 37 |
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| 38 | ODINDEBUGCHANNEL(CRYPT32-CRYPT32)
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| 39 |
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| 40 | static HCRYPTPROV hDefProv;
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| 41 | HINSTANCE hInstance;
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| 42 |
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| 43 | BOOL WINAPI Crypt32DllMain(HINSTANCE hInst, DWORD fdwReason, PVOID pvReserved)
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| 44 | {
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| 45 | switch (fdwReason)
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| 46 | {
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| 47 | case DLL_PROCESS_ATTACH:
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| 48 | hInstance = hInst;
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| 49 | DisableThreadLibraryCalls(hInst);
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| 50 | crypt_oid_init();
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| 51 | break;
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| 52 | case DLL_PROCESS_DETACH:
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| 53 | crypt_oid_free();
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| 54 | crypt_sip_free();
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| 55 | root_store_free();
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| 56 | default_chain_engine_free();
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| 57 | /* Don't release the default provider on process shutdown, there's
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| 58 | * no guarantee the provider dll hasn't already been unloaded.
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| 59 | */
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| 60 | if (hDefProv && !pvReserved) CryptReleaseContext(hDefProv, 0);
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| 61 | break;
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| 62 | }
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| 63 | return TRUE;
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| 64 | }
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| 65 |
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| 66 | HCRYPTPROV CRYPT_GetDefaultProvider(void)
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| 67 | {
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| 68 | if (!hDefProv)
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| 69 | {
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| 70 | HCRYPTPROV prov;
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| 71 |
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| 72 | CryptAcquireContextW(&prov, NULL, MS_ENHANCED_PROV_W, PROV_RSA_FULL,
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| 73 | CRYPT_VERIFYCONTEXT);
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| 74 | InterlockedCompareExchangePointer((PVOID *)&hDefProv, (PVOID)prov,
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| 75 | NULL);
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| 76 | if (hDefProv != prov)
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| 77 | CryptReleaseContext(prov, 0);
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| 78 | }
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| 79 | return hDefProv;
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| 80 | }
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| 81 |
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| 82 | typedef void * HLRUCACHE;
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| 83 |
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| 84 | /* this function is called by Internet Explorer when it is about to verify a
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| 85 | * downloaded component. The first parameter appears to be a pointer to an
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| 86 | * unknown type, native fails unless it points to a buffer of at least 20 bytes.
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| 87 | * The second parameter appears to be an out parameter, whatever it's set to is
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| 88 | * passed (by cryptnet.dll) to I_CryptFlushLruCache.
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| 89 | */
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| 90 | BOOL WINAPI I_CryptCreateLruCache(void *unknown, HLRUCACHE *out)
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| 91 | {
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| 92 | FIXME("(%p, %p): stub!\n", unknown, out);
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| 93 | *out = (void *)0xbaadf00d;
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| 94 | return TRUE;
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| 95 | }
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| 96 |
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| 97 | BOOL WINAPI I_CryptFindLruEntry(DWORD unk0, DWORD unk1)
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| 98 | {
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| 99 | FIXME("(%08x, %08x): stub!\n", unk0, unk1);
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| 100 | return FALSE;
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| 101 | }
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| 102 |
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| 103 | BOOL WINAPI I_CryptFindLruEntryData(DWORD unk0, DWORD unk1, DWORD unk2)
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| 104 | {
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| 105 | FIXME("(%08x, %08x, %08x): stub!\n", unk0, unk1, unk2);
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| 106 | return FALSE;
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| 107 | }
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| 108 |
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| 109 | BOOL WINAPI I_CryptCreateLruEntry(HLRUCACHE h, DWORD unk0, DWORD unk1)
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| 110 | {
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| 111 | FIXME("(%p, %08x, %08x): stub!\n", h, unk0, unk1);
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| 112 | return FALSE;
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| 113 | }
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| 114 |
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| 115 | DWORD WINAPI I_CryptFlushLruCache(HLRUCACHE h, DWORD unk0, DWORD unk1)
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| 116 | {
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| 117 | FIXME("(%p, %08x, %08x): stub!\n", h, unk0, unk1);
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| 118 | return 0;
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| 119 | }
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| 120 |
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| 121 | HLRUCACHE WINAPI I_CryptFreeLruCache(HLRUCACHE h, DWORD unk0, DWORD unk1)
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| 122 | {
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| 123 | FIXME("(%p, %08x, %08x): stub!\n", h, unk0, unk1);
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| 124 | return h;
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| 125 | }
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| 126 |
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| 127 | LPVOID WINAPI CryptMemAlloc(ULONG cbSize)
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| 128 | {
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| 129 | return HeapAlloc(GetProcessHeap(), 0, cbSize);
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| 130 | }
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| 131 |
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| 132 | LPVOID WINAPI CryptMemRealloc(LPVOID pv, ULONG cbSize)
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| 133 | {
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| 134 | return HeapReAlloc(GetProcessHeap(), 0, pv, cbSize);
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| 135 | }
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| 136 |
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| 137 | VOID WINAPI CryptMemFree(LPVOID pv)
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| 138 | {
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| 139 | HeapFree(GetProcessHeap(), 0, pv);
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| 140 | }
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| 141 |
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| 142 | DWORD WINAPI I_CryptAllocTls(void)
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| 143 | {
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| 144 | return TlsAlloc();
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| 145 | }
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| 146 |
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| 147 | LPVOID WINAPI I_CryptDetachTls(DWORD dwTlsIndex)
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| 148 | {
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| 149 | LPVOID ret;
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| 150 |
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| 151 | ret = TlsGetValue(dwTlsIndex);
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| 152 | TlsSetValue(dwTlsIndex, NULL);
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| 153 | return ret;
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| 154 | }
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| 155 |
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| 156 | LPVOID WINAPI I_CryptGetTls(DWORD dwTlsIndex)
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| 157 | {
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| 158 | return TlsGetValue(dwTlsIndex);
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| 159 | }
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| 160 |
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| 161 | BOOL WINAPI I_CryptSetTls(DWORD dwTlsIndex, LPVOID lpTlsValue)
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| 162 | {
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| 163 | return TlsSetValue(dwTlsIndex, lpTlsValue);
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| 164 | }
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| 165 |
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| 166 | BOOL WINAPI I_CryptFreeTls(DWORD dwTlsIndex, DWORD unknown)
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| 167 | {
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| 168 | TRACE("(%d, %d)\n", dwTlsIndex, unknown);
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| 169 | return TlsFree(dwTlsIndex);
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| 170 | }
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| 171 |
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| 172 | BOOL WINAPI I_CryptGetOssGlobal(DWORD x)
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| 173 | {
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| 174 | FIXME("%08x\n", x);
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| 175 | return FALSE;
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| 176 | }
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| 177 |
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| 178 | HCRYPTPROV WINAPI I_CryptGetDefaultCryptProv(DWORD reserved)
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| 179 | {
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| 180 | HCRYPTPROV ret;
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| 181 |
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| 182 | TRACE("(%08x)\n", reserved);
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| 183 |
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| 184 | if (reserved)
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| 185 | {
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| 186 | SetLastError(E_INVALIDARG);
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| 187 | return (HCRYPTPROV)0;
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| 188 | }
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| 189 | ret = CRYPT_GetDefaultProvider();
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| 190 | CryptContextAddRef(ret, NULL, 0);
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| 191 | return ret;
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| 192 | }
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| 193 |
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| 194 | BOOL WINAPI I_CryptReadTrustedPublisherDWORDValueFromRegistry(LPCWSTR name,
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| 195 | DWORD *value)
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| 196 | {
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| 197 | static const WCHAR safer[] = {
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| 198 | 'S','o','f','t','w','a','r','e','\\','P','o','l','i','c','i','e','s','\\',
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| 199 | 'M','i','c','r','o','s','o','f','t','\\','S','y','s','t','e','m',
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| 200 | 'C','e','r','t','i','f','i','c','a','t','e','s','\\',
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| 201 | 'T','r','u','s','t','e','d','P','u','b','l','i','s','h','e','r','\\',
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| 202 | 'S','a','f','e','r',0 };
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| 203 | HKEY key;
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| 204 | LONG rc;
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| 205 | BOOL ret = FALSE;
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| 206 |
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| 207 | TRACE("(%s, %p)\n", debugstr_w(name), value);
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| 208 |
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| 209 | *value = 0;
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| 210 | rc = RegCreateKeyW(HKEY_LOCAL_MACHINE, safer, &key);
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| 211 | if (rc == ERROR_SUCCESS)
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| 212 | {
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| 213 | DWORD size = sizeof(DWORD);
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| 214 |
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| 215 | if (!RegQueryValueExW(key, name, NULL, NULL, (LPBYTE)value, &size))
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| 216 | ret = TRUE;
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| 217 | RegCloseKey(key);
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| 218 | }
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| 219 | return ret;
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| 220 | }
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| 221 |
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| 222 | DWORD WINAPI I_CryptInstallOssGlobal(DWORD x, DWORD y, DWORD z)
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| 223 | {
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| 224 | static int ret = 8;
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| 225 | ret++;
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| 226 | FIXME("%08x %08x %08x, return value %d\n", x, y, z,ret);
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| 227 | return ret;
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| 228 | }
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| 229 |
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| 230 | BOOL WINAPI I_CryptInstallAsn1Module(ASN1module_t x, DWORD y, void* z)
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| 231 | {
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| 232 | FIXME("(%p %08x %p): stub\n", x, y, z);
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| 233 | return TRUE;
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| 234 | }
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| 235 |
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| 236 | BOOL WINAPI I_CryptUninstallAsn1Module(HCRYPTASN1MODULE x)
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| 237 | {
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| 238 | FIXME("(%08x): stub\n", x);
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| 239 | return TRUE;
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| 240 | }
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| 241 |
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| 242 | ASN1decoding_t WINAPI I_CryptGetAsn1Decoder(HCRYPTASN1MODULE x)
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| 243 | {
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| 244 | FIXME("(%08x): stub\n", x);
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| 245 | return NULL;
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| 246 | }
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| 247 |
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| 248 | ASN1encoding_t WINAPI I_CryptGetAsn1Encoder(HCRYPTASN1MODULE x)
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| 249 | {
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| 250 | FIXME("(%08x): stub\n", x);
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| 251 | return NULL;
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| 252 | }
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| 253 |
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| 254 | void ulong2string (unsigned long number, char *string, int n, int base)
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| 255 | {
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| 256 | static char *digits = "0123456789ABCDEF";
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| 257 |
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| 258 | unsigned long tmp = number;
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| 259 | char *s = string;
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| 260 | int len = 0;
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| 261 | int l = 0;
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| 262 | int i;
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| 263 |
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| 264 | if (n <= 0)
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| 265 | {
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| 266 | return;
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| 267 | }
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| 268 |
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| 269 | if (tmp == 0)
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| 270 | {
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| 271 | s[l++] = digits[0];
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| 272 | }
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| 273 |
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| 274 | while (tmp != 0)
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| 275 | {
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| 276 | if (l >= n)
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| 277 | {
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| 278 | break;
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| 279 | }
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| 280 | s[l++] = digits[tmp%base];
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| 281 | len++;
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| 282 | tmp /= base;
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| 283 | }
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| 284 | if (l < n)
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| 285 | {
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| 286 | s[l++] = '\0';
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| 287 | }
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| 288 |
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| 289 | s = string;
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| 290 |
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| 291 | for (i = 0; i < len/2; i++)
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| 292 | {
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| 293 | tmp = s[i];
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| 294 | s[i] = s[len - i - 1];
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| 295 | s[len - i - 1] = tmp;
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| 296 | }
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| 297 |
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| 298 | return;
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| 299 | }
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| 300 |
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| 301 | void long2string (long number, char *string, int n, int base)
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| 302 | {
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| 303 | if (n <= 0)
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| 304 | {
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| 305 | return;
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| 306 | }
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| 307 |
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| 308 | if (number < 0)
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| 309 | {
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| 310 | *string++ = '-';
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| 311 | number = -number;
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| 312 | n--;
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| 313 | }
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| 314 |
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| 315 | ulong2string (number, string, n, base);
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| 316 | }
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| 317 |
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| 318 | int string2ulong (const char *string, char **pstring2, unsigned long *pvalue, int base)
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| 319 | {
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| 320 | unsigned long value = 0;
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| 321 | int sign = 1;
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| 322 |
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| 323 | const char *p = string;
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| 324 |
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| 325 | if (p[0] == '-')
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| 326 | {
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| 327 | sign = -1;
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| 328 | p++;
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| 329 | }
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| 330 |
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| 331 | if (base == 0)
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| 332 | {
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| 333 | if (p[0] == 0 && (p[1] == 'x' || p[1] == 'X'))
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| 334 | {
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| 335 | base = 16;
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| 336 | p += 2;
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| 337 | }
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| 338 | else if (p[0] == 0)
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| 339 | {
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| 340 | base = 8;
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| 341 | p += 1;
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| 342 | }
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| 343 | else
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| 344 | {
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| 345 | base = 10;
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| 346 | }
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| 347 | }
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| 348 |
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| 349 | while (*p)
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| 350 | {
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| 351 | int digit = 0;
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| 352 |
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| 353 | if ('0' <= *p && *p <= '9')
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| 354 | {
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| 355 | digit = *p - '0';
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| 356 | }
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| 357 | else if ('a' <= *p && *p <= 'f')
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| 358 | {
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| 359 | digit = *p - 'a' + 0xa;
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| 360 | }
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| 361 | else if ('A' <= *p && *p <= 'F')
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| 362 | {
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| 363 | digit = *p - 'A' + 0xa;
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| 364 | }
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| 365 | else
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| 366 | {
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| 367 | break;
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| 368 | }
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| 369 |
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| 370 | if (digit >= base)
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| 371 | {
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| 372 | break;
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| 373 | }
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| 374 |
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| 375 | value = value*base + digit;
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| 376 |
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| 377 | p++;
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| 378 | }
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| 379 |
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| 380 | if (pstring2)
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| 381 | {
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| 382 | *pstring2 = (char *)p;
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| 383 | }
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| 384 |
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| 385 | *pvalue = sign*value;
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| 386 |
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| 387 | return 1;
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| 388 | }
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| 389 |
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| 390 | int crypt32_vsnprintf (char *buf, int n, const char *fmt, va_list args)
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| 391 | {
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| 392 | int count = 0;
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| 393 | char *s = (char *)fmt;
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| 394 | char *d = buf;
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| 395 |
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| 396 | if (n <= 0)
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| 397 | {
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| 398 | return 0;
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| 399 | }
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| 400 |
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| 401 | n--;
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| 402 |
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| 403 | while (*s && count < n)
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| 404 | {
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| 405 | char tmpstr[16];
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| 406 |
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| 407 | char *str = NULL;
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| 408 |
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| 409 | int width = 0;
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| 410 | int precision = 0;
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| 411 |
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| 412 | if (*s == '%')
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| 413 | {
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| 414 | s++;
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| 415 |
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| 416 | if ('0' <= *s && *s <= '9' || *s == '-')
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| 417 | {
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| 418 | char setprec = (*s == '0');
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| 419 | string2ulong (s, &s, (unsigned long *)&width, 10);
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| 420 | if (setprec)
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| 421 | {
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| 422 | precision = width;
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| 423 | }
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| 424 | }
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| 425 |
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| 426 | if (*s == '.')
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| 427 | {
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| 428 | s++;
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| 429 | string2ulong (s, &s, (unsigned long *)&precision, 10);
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| 430 | }
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| 431 |
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| 432 | if (*s == 's')
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| 433 | {
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| 434 | str = va_arg(args, char *);
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| 435 | s++;
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| 436 | precision = 0;
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| 437 | }
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| 438 | else if (*s == 'c')
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| 439 | {
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| 440 | tmpstr[0] = va_arg(args, int);
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| 441 | tmpstr[1] = 0;
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| 442 | str = &tmpstr[0];
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| 443 | s++;
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| 444 | precision = 0;
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| 445 | }
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| 446 | else if (*s == 'p' || *s == 'P')
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| 447 | {
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|---|
| 448 | int num = va_arg(args, int);
|
|---|
| 449 |
|
|---|
| 450 | ulong2string (num, tmpstr, sizeof (tmpstr), 16);
|
|---|
| 451 |
|
|---|
| 452 | str = &tmpstr[0];
|
|---|
| 453 | s++;
|
|---|
| 454 | width = 8;
|
|---|
| 455 | precision = 8;
|
|---|
| 456 | }
|
|---|
| 457 | else
|
|---|
| 458 | {
|
|---|
| 459 | if (*s == 'l')
|
|---|
| 460 | {
|
|---|
| 461 | s++;
|
|---|
| 462 | }
|
|---|
| 463 |
|
|---|
| 464 | if (*s == 'd' || *s == 'i')
|
|---|
| 465 | {
|
|---|
| 466 | int num = va_arg(args, int);
|
|---|
| 467 |
|
|---|
| 468 | long2string (num, tmpstr, sizeof (tmpstr), 10);
|
|---|
| 469 |
|
|---|
| 470 | str = &tmpstr[0];
|
|---|
| 471 | s++;
|
|---|
| 472 | }
|
|---|
| 473 | else if (*s == 'u')
|
|---|
| 474 | {
|
|---|
| 475 | int num = va_arg(args, int);
|
|---|
| 476 |
|
|---|
| 477 | ulong2string (num, tmpstr, sizeof (tmpstr), 10);
|
|---|
| 478 |
|
|---|
| 479 | str = &tmpstr[0];
|
|---|
| 480 | s++;
|
|---|
| 481 | }
|
|---|
| 482 | else if (*s == 'x' || *s == 'X')
|
|---|
| 483 | {
|
|---|
| 484 | int num = va_arg(args, int);
|
|---|
| 485 |
|
|---|
| 486 | ulong2string (num, tmpstr, sizeof (tmpstr), 16);
|
|---|
| 487 |
|
|---|
| 488 | str = &tmpstr[0];
|
|---|
| 489 | s++;
|
|---|
| 490 | }
|
|---|
| 491 | }
|
|---|
| 492 | }
|
|---|
| 493 |
|
|---|
| 494 | if (str != NULL)
|
|---|
| 495 | {
|
|---|
| 496 | int i;
|
|---|
| 497 | char numstr[16];
|
|---|
| 498 | int len = strlen (str);
|
|---|
| 499 | int leftalign = 0;
|
|---|
| 500 |
|
|---|
| 501 | if (width < 0)
|
|---|
| 502 | {
|
|---|
| 503 | width = -width;
|
|---|
| 504 | leftalign = 1;
|
|---|
| 505 | }
|
|---|
| 506 |
|
|---|
| 507 | if (precision)
|
|---|
| 508 | {
|
|---|
| 509 | i = 0;
|
|---|
| 510 | while (precision > len)
|
|---|
| 511 | {
|
|---|
| 512 | numstr[i++] = '0';
|
|---|
| 513 | precision--;
|
|---|
| 514 | }
|
|---|
| 515 |
|
|---|
| 516 | memcpy (&numstr[i], str, len);
|
|---|
| 517 |
|
|---|
| 518 | str = &numstr[0];
|
|---|
| 519 | len += i;
|
|---|
| 520 | }
|
|---|
| 521 |
|
|---|
| 522 | if (len < width && !leftalign)
|
|---|
| 523 | {
|
|---|
| 524 | while (len < width && count < n)
|
|---|
| 525 | {
|
|---|
| 526 | *d++ = ' ';
|
|---|
| 527 | width--;
|
|---|
| 528 | count++;
|
|---|
| 529 | }
|
|---|
| 530 |
|
|---|
| 531 | if (count >= n)
|
|---|
| 532 | {
|
|---|
| 533 | break;
|
|---|
| 534 | }
|
|---|
| 535 | }
|
|---|
| 536 |
|
|---|
| 537 | i = 0;
|
|---|
| 538 | while (i < len && count < n)
|
|---|
| 539 | {
|
|---|
| 540 | *d++ = str[i++];
|
|---|
| 541 | count++;
|
|---|
| 542 | }
|
|---|
| 543 |
|
|---|
| 544 | if (count >= n)
|
|---|
| 545 | {
|
|---|
| 546 | break;
|
|---|
| 547 | }
|
|---|
| 548 |
|
|---|
| 549 | if (len < width && leftalign)
|
|---|
| 550 | {
|
|---|
| 551 | while (len < width && count < n)
|
|---|
| 552 | {
|
|---|
| 553 | *d++ = ' ';
|
|---|
| 554 | width--;
|
|---|
| 555 | count++;
|
|---|
| 556 | }
|
|---|
| 557 |
|
|---|
| 558 | if (count >= n)
|
|---|
| 559 | {
|
|---|
| 560 | break;
|
|---|
| 561 | }
|
|---|
| 562 | }
|
|---|
| 563 | }
|
|---|
| 564 | else
|
|---|
| 565 | {
|
|---|
| 566 | *d++ = *s++;
|
|---|
| 567 | count++;
|
|---|
| 568 | }
|
|---|
| 569 | }
|
|---|
| 570 |
|
|---|
| 571 | *d = '\0';
|
|---|
| 572 |
|
|---|
| 573 | return count + 1;
|
|---|
| 574 | }
|
|---|
| 575 |
|
|---|
| 576 | int crypt32_snprintf (char *buf, int n, const char *fmt, ...)
|
|---|
| 577 | {
|
|---|
| 578 | va_list args;
|
|---|
| 579 |
|
|---|
| 580 | int rc = 0;
|
|---|
| 581 |
|
|---|
| 582 | va_start (args, fmt);
|
|---|
| 583 |
|
|---|
| 584 | rc = crypt32_vsnprintf (buf, n, fmt, args);
|
|---|
| 585 |
|
|---|
| 586 | va_end (args);
|
|---|
| 587 |
|
|---|
| 588 | return rc;
|
|---|
| 589 | }
|
|---|
