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442 lines
13 KiB
C
442 lines
13 KiB
C
/*
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* Copyright 2006 Juan Lang for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "wincrypt.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(crypt);
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DWORD WINAPI CertRDNValueToStrA(DWORD dwValueType, PCERT_RDN_VALUE_BLOB pValue,
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LPSTR psz, DWORD csz)
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{
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DWORD ret = 0;
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TRACE("(%ld, %p, %p, %ld)\n", dwValueType, pValue, psz, csz);
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switch (dwValueType)
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{
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case CERT_RDN_ANY_TYPE:
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break;
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case CERT_RDN_PRINTABLE_STRING:
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case CERT_RDN_IA5_STRING:
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if (!psz || !csz)
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ret = pValue->cbData;
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else
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{
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DWORD chars = min(pValue->cbData, csz - 1);
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if (chars)
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{
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memcpy(psz, pValue->pbData, chars);
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ret += chars;
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csz -= chars;
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}
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}
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break;
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default:
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FIXME("string type %ld unimplemented\n", dwValueType);
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}
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if (psz && csz)
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{
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*(psz + ret) = '\0';
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csz--;
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ret++;
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}
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else
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ret++;
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return ret;
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}
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DWORD WINAPI CertRDNValueToStrW(DWORD dwValueType, PCERT_RDN_VALUE_BLOB pValue,
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LPWSTR psz, DWORD csz)
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{
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DWORD ret = 0;
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TRACE("(%ld, %p, %p, %ld)\n", dwValueType, pValue, psz, csz);
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switch (dwValueType)
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{
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case CERT_RDN_ANY_TYPE:
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break;
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case CERT_RDN_PRINTABLE_STRING:
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case CERT_RDN_IA5_STRING:
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if (!psz || !csz)
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ret = pValue->cbData;
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else
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{
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DWORD chars = min(pValue->cbData, csz - 1);
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if (chars)
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{
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DWORD i;
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for (i = 0; i < chars; i++)
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psz[i] = pValue->pbData[i];
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ret += chars;
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csz -= chars;
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}
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}
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break;
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default:
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FIXME("string type %ld unimplemented\n", dwValueType);
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}
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if (psz && csz)
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{
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*(psz + ret) = '\0';
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csz--;
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ret++;
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}
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else
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ret++;
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return ret;
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}
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DWORD WINAPI CertNameToStrA(DWORD dwCertEncodingType, PCERT_NAME_BLOB pName,
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DWORD dwStrType, LPSTR psz, DWORD csz)
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{
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static const DWORD unsupportedFlags = CERT_NAME_STR_NO_QUOTING_FLAG |
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CERT_NAME_STR_REVERSE_FLAG | CERT_NAME_STR_ENABLE_T61_UNICODE_FLAG;
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static const char commaSep[] = ", ";
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static const char semiSep[] = "; ";
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static const char crlfSep[] = "\r\n";
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static const char plusSep[] = " + ";
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static const char spaceSep[] = " ";
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DWORD ret = 0, bytes = 0;
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BOOL bRet;
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CERT_NAME_INFO *info;
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TRACE("(%ld, %p, %08lx, %p, %ld)\n", dwCertEncodingType, pName, dwStrType,
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psz, csz);
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if (dwStrType & unsupportedFlags)
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FIXME("unsupported flags: %08lx\n", dwStrType & unsupportedFlags);
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bRet = CryptDecodeObjectEx(dwCertEncodingType, X509_NAME, pName->pbData,
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pName->cbData, CRYPT_DECODE_ALLOC_FLAG, NULL, &info, &bytes);
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if (bRet)
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{
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DWORD i, j, sepLen, rdnSepLen;
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LPCSTR sep, rdnSep;
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if (dwStrType & CERT_NAME_STR_SEMICOLON_FLAG)
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sep = semiSep;
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else if (dwStrType & CERT_NAME_STR_CRLF_FLAG)
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sep = crlfSep;
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else
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sep = commaSep;
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sepLen = strlen(sep);
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if (dwStrType & CERT_NAME_STR_NO_PLUS_FLAG)
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rdnSep = spaceSep;
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else
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rdnSep = plusSep;
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rdnSepLen = strlen(rdnSep);
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for (i = 0; ret < csz && i < info->cRDN; i++)
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{
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for (j = 0; ret < csz && j < info->rgRDN[i].cRDNAttr; j++)
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{
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DWORD chars;
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if ((dwStrType & 0x000000ff) == CERT_OID_NAME_STR)
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{
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/* - 1 is needed to account for the NULL terminator. */
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chars = min(
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lstrlenA(info->rgRDN[i].rgRDNAttr[j].pszObjId),
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csz - ret - 1);
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if (psz && chars)
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memcpy(psz + ret, info->rgRDN[i].rgRDNAttr[j].pszObjId,
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chars);
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ret += chars;
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csz -= chars;
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if (csz > 1)
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{
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if (psz)
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*(psz + ret) = '=';
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ret++;
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csz--;
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}
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}
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/* FIXME: handle quoting */
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chars = CertRDNValueToStrA(
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info->rgRDN[i].rgRDNAttr[j].dwValueType,
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&info->rgRDN[i].rgRDNAttr[j].Value, psz ? psz + ret : NULL,
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csz - ret - 1);
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if (chars)
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ret += chars - 1;
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if (j < info->rgRDN[i].cRDNAttr - 1)
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{
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if (psz && ret < csz - rdnSepLen - 1)
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memcpy(psz + ret, rdnSep, rdnSepLen);
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ret += rdnSepLen;
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}
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}
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if (i < info->cRDN - 1)
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{
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if (psz && ret < csz - sepLen - 1)
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memcpy(psz + ret, sep, sepLen);
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ret += sepLen;
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}
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}
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LocalFree(info);
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}
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if (psz && csz)
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{
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*(psz + ret) = '\0';
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csz--;
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ret++;
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}
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else
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ret++;
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return ret;
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}
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DWORD WINAPI CertNameToStrW(DWORD dwCertEncodingType, PCERT_NAME_BLOB pName,
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DWORD dwStrType, LPWSTR psz, DWORD csz)
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{
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static const DWORD unsupportedFlags = CERT_NAME_STR_NO_QUOTING_FLAG |
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CERT_NAME_STR_REVERSE_FLAG | CERT_NAME_STR_ENABLE_T61_UNICODE_FLAG;
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static const WCHAR commaSep[] = { ',',' ',0 };
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static const WCHAR semiSep[] = { ';',' ',0 };
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static const WCHAR crlfSep[] = { '\r','\n',0 };
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static const WCHAR plusSep[] = { ' ','+',' ',0 };
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static const WCHAR spaceSep[] = { ' ',0 };
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DWORD ret = 0, bytes = 0;
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BOOL bRet;
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CERT_NAME_INFO *info;
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TRACE("(%ld, %p, %08lx, %p, %ld)\n", dwCertEncodingType, pName, dwStrType,
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psz, csz);
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if (dwStrType & unsupportedFlags)
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FIXME("unsupported flags: %08lx\n", dwStrType & unsupportedFlags);
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bRet = CryptDecodeObjectEx(dwCertEncodingType, X509_NAME, pName->pbData,
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pName->cbData, CRYPT_DECODE_ALLOC_FLAG, NULL, &info, &bytes);
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if (bRet)
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{
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DWORD i, j, sepLen, rdnSepLen;
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LPCWSTR sep, rdnSep;
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if (dwStrType & CERT_NAME_STR_SEMICOLON_FLAG)
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sep = semiSep;
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else if (dwStrType & CERT_NAME_STR_CRLF_FLAG)
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sep = crlfSep;
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else
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sep = commaSep;
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sepLen = lstrlenW(sep);
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if (dwStrType & CERT_NAME_STR_NO_PLUS_FLAG)
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rdnSep = spaceSep;
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else
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rdnSep = plusSep;
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rdnSepLen = lstrlenW(rdnSep);
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for (i = 0; ret < csz && i < info->cRDN; i++)
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{
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for (j = 0; ret < csz && j < info->rgRDN[i].cRDNAttr; j++)
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{
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DWORD chars;
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if ((dwStrType & 0x000000ff) == CERT_OID_NAME_STR)
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{
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/* - 1 is needed to account for the NULL terminator. */
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chars = min(
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lstrlenA(info->rgRDN[i].rgRDNAttr[j].pszObjId),
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csz - ret - 1);
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if (psz && chars)
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{
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DWORD k;
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for (k = 0; k < chars; k++)
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*(psz + ret + k) =
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info->rgRDN[i].rgRDNAttr[j].pszObjId[k];
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}
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ret += chars;
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csz -= chars;
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if (csz > 1)
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{
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if (psz)
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*(psz + ret) = '=';
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ret++;
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csz--;
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}
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}
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/* FIXME: handle quoting */
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chars = CertRDNValueToStrW(
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info->rgRDN[i].rgRDNAttr[j].dwValueType,
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&info->rgRDN[i].rgRDNAttr[j].Value, psz ? psz + ret : NULL,
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csz - ret - 1);
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if (chars)
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ret += chars - 1;
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if (j < info->rgRDN[i].cRDNAttr - 1)
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{
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if (psz && ret < csz - rdnSepLen - 1)
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memcpy(psz + ret, rdnSep, rdnSepLen * sizeof(WCHAR));
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ret += rdnSepLen;
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}
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}
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if (i < info->cRDN - 1)
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{
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if (psz && ret < csz - sepLen - 1)
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memcpy(psz + ret, sep, sepLen * sizeof(WCHAR));
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ret += sepLen;
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}
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}
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LocalFree(info);
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}
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if (psz && csz)
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{
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*(psz + ret) = '\0';
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csz--;
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ret++;
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}
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else
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ret++;
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return ret;
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}
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DWORD WINAPI CertGetNameStringA(PCCERT_CONTEXT pCertContext, DWORD dwType,
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DWORD dwFlags, void *pvTypePara, LPSTR pszNameString, DWORD cchNameString)
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{
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DWORD ret;
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TRACE("(%p, %ld, %08lx, %p, %p, %ld)\n", pCertContext, dwType, dwFlags,
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pvTypePara, pszNameString, cchNameString);
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if (pszNameString)
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{
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LPWSTR wideName;
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DWORD nameLen;
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nameLen = CertGetNameStringW(pCertContext, dwType, dwFlags, pvTypePara,
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NULL, 0);
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wideName = CryptMemAlloc(nameLen * sizeof(WCHAR));
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if (wideName)
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{
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CertGetNameStringW(pCertContext, dwType, dwFlags, pvTypePara,
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wideName, nameLen);
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nameLen = WideCharToMultiByte(CP_ACP, 0, wideName, nameLen,
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pszNameString, cchNameString, NULL, NULL);
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if (nameLen <= cchNameString)
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ret = nameLen;
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else
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{
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pszNameString[cchNameString - 1] = '\0';
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ret = cchNameString;
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}
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CryptMemFree(wideName);
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}
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else
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{
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*pszNameString = '\0';
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ret = 1;
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}
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}
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else
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ret = CertGetNameStringW(pCertContext, dwType, dwFlags, pvTypePara,
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NULL, 0);
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return ret;
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}
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DWORD WINAPI CertGetNameStringW(PCCERT_CONTEXT pCertContext, DWORD dwType,
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DWORD dwFlags, void *pvTypePara, LPWSTR pszNameString, DWORD cchNameString)
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{
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DWORD ret;
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PCERT_NAME_BLOB name;
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LPCSTR altNameOID;
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TRACE("(%p, %ld, %08lx, %p, %p, %ld)\n", pCertContext, dwType,
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dwFlags, pvTypePara, pszNameString, cchNameString);
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if (dwFlags & CERT_NAME_ISSUER_FLAG)
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{
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name = &pCertContext->pCertInfo->Issuer;
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altNameOID = szOID_ISSUER_ALT_NAME;
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}
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else
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{
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name = &pCertContext->pCertInfo->Subject;
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altNameOID = szOID_SUBJECT_ALT_NAME;
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}
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switch (dwType)
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{
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case CERT_NAME_SIMPLE_DISPLAY_TYPE:
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{
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static const LPCSTR simpleAttributeOIDs[] = { szOID_COMMON_NAME,
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szOID_ORGANIZATIONAL_UNIT_NAME, szOID_ORGANIZATION_NAME,
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szOID_RSA_emailAddr };
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CERT_NAME_INFO *info = NULL;
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PCERT_RDN_ATTR nameAttr = NULL;
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DWORD bytes = 0, i;
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if (CryptDecodeObjectEx(pCertContext->dwCertEncodingType, X509_NAME,
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name->pbData, name->cbData, CRYPT_DECODE_ALLOC_FLAG, NULL, &info,
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&bytes))
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{
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for (i = 0; !nameAttr && i < sizeof(simpleAttributeOIDs) /
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sizeof(simpleAttributeOIDs[0]); i++)
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nameAttr = CertFindRDNAttr(simpleAttributeOIDs[i], info);
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}
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else
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ret = 0;
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if (!nameAttr)
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{
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PCERT_EXTENSION ext = CertFindExtension(altNameOID,
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pCertContext->pCertInfo->cExtension,
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pCertContext->pCertInfo->rgExtension);
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if (ext)
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{
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for (i = 0; !nameAttr && i < sizeof(simpleAttributeOIDs) /
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sizeof(simpleAttributeOIDs[0]); i++)
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nameAttr = CertFindRDNAttr(simpleAttributeOIDs[i], info);
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if (!nameAttr)
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{
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/* FIXME: gotta then look for a rfc822Name choice in ext.
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* Failing that, look for the first attribute.
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*/
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FIXME("CERT_NAME_SIMPLE_DISPLAY_TYPE: stub\n");
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ret = 0;
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}
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}
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}
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ret = CertRDNValueToStrW(nameAttr->dwValueType, &nameAttr->Value,
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pszNameString, cchNameString);
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if (info)
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LocalFree(info);
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break;
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}
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case CERT_NAME_FRIENDLY_DISPLAY_TYPE:
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{
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DWORD cch = cchNameString;
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if (CertGetCertificateContextProperty(pCertContext,
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CERT_FRIENDLY_NAME_PROP_ID, pszNameString, &cch))
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ret = cch;
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else
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ret = CertGetNameStringW(pCertContext,
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CERT_NAME_SIMPLE_DISPLAY_TYPE, dwFlags, pvTypePara, pszNameString,
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cchNameString);
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break;
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}
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default:
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FIXME("unimplemented for type %ld\n", dwType);
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ret = 0;
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}
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return ret;
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}
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