[PATCH v2 4/5] crypt32: CryptStringToBinary accepts any header.

Lauri Kenttä lauri.kentta at gmail.com
Tue Feb 14 08:59:35 CST 2017


For example, X509 CRL accepts -----BEGIN foo-----.

v2: Resend.
Signed-off-by: Lauri Kenttä <lauri.kentta at gmail.com>
---
 dlls/crypt32/base64.c       | 22 ++++++++++++----------
 dlls/crypt32/tests/base64.c |  2 --
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/dlls/crypt32/base64.c b/dlls/crypt32/base64.c
index 9084789b12..6c2e252932 100644
--- a/dlls/crypt32/base64.c
+++ b/dlls/crypt32/base64.c
@@ -603,10 +603,12 @@ static LONG Base64ToBinaryA(LPCSTR pszString, DWORD cchString,
 }
 
 static LONG Base64WithHeaderAndTrailerToBinaryA(LPCSTR pszString,
- DWORD cchString, LPCSTR header, LPCSTR trailer, BYTE *pbBinary,
+ DWORD cchString, BYTE *pbBinary,
  DWORD *pcbBinary, DWORD *pdwSkip, BOOL exactHeaderAndTrailerMatch)
 {
     LONG ret;
+    LPCSTR header = CERT_HEADER_START;
+    LPCSTR trailer = CERT_TRAILER_START;
 
     LPCSTR headerBegins;
     LPCSTR dataBegins;
@@ -678,7 +680,7 @@ static LONG Base64HeaderToBinaryA(LPCSTR pszString, DWORD cchString,
  BYTE *pbBinary, DWORD *pcbBinary, DWORD *pdwSkip, DWORD *pdwFlags)
 {
     LONG ret = Base64WithHeaderAndTrailerToBinaryA(pszString, cchString,
-     CERT_HEADER_START, CERT_TRAILER_START, pbBinary, pcbBinary, pdwSkip, FALSE);
+     pbBinary, pcbBinary, pdwSkip, FALSE);
 
     if (!ret && pdwFlags)
         *pdwFlags = CRYPT_STRING_BASE64HEADER;
@@ -689,7 +691,7 @@ static LONG Base64RequestHeaderToBinaryA(LPCSTR pszString, DWORD cchString,
  BYTE *pbBinary, DWORD *pcbBinary, DWORD *pdwSkip, DWORD *pdwFlags)
 {
     LONG ret = Base64WithHeaderAndTrailerToBinaryA(pszString, cchString,
-     CERT_REQUEST_HEADER, CERT_REQUEST_TRAILER, pbBinary, pcbBinary, pdwSkip, TRUE);
+     pbBinary, pcbBinary, pdwSkip, FALSE);
 
     if (!ret && pdwFlags)
         *pdwFlags = CRYPT_STRING_BASE64REQUESTHEADER;
@@ -700,7 +702,7 @@ static LONG Base64X509HeaderToBinaryA(LPCSTR pszString, DWORD cchString,
  BYTE *pbBinary, DWORD *pcbBinary, DWORD *pdwSkip, DWORD *pdwFlags)
 {
     LONG ret = Base64WithHeaderAndTrailerToBinaryA(pszString, cchString,
-     X509_HEADER, X509_TRAILER, pbBinary, pcbBinary, pdwSkip, TRUE);
+     pbBinary, pcbBinary, pdwSkip, FALSE);
 
     if (!ret && pdwFlags)
         *pdwFlags = CRYPT_STRING_BASE64X509CRLHEADER;
@@ -835,10 +837,12 @@ static LONG Base64ToBinaryW(LPCWSTR pszString, DWORD cchString,
 }
 
 static LONG Base64WithHeaderAndTrailerToBinaryW(LPCWSTR pszString,
- DWORD cchString, LPCWSTR header, LPCWSTR trailer, BYTE *pbBinary,
+ DWORD cchString, BYTE *pbBinary,
  DWORD *pcbBinary, DWORD *pdwSkip, BOOL exactHeaderAndTrailerMatch)
 {
     LONG ret;
+    LPCWSTR header = CERT_HEADER_START_W;
+    LPCWSTR trailer = CERT_TRAILER_START_W;
 
     LPCWSTR headerBegins;
     LPCWSTR dataBegins;
@@ -910,8 +914,7 @@ static LONG Base64HeaderToBinaryW(LPCWSTR pszString, DWORD cchString,
  BYTE *pbBinary, DWORD *pcbBinary, DWORD *pdwSkip, DWORD *pdwFlags)
 {
     LONG ret = Base64WithHeaderAndTrailerToBinaryW(pszString, cchString,
-     CERT_HEADER_START_W, CERT_TRAILER_START_W, pbBinary, pcbBinary,
-     pdwSkip, FALSE);
+     pbBinary, pcbBinary, pdwSkip, FALSE);
 
     if (!ret && pdwFlags)
         *pdwFlags = CRYPT_STRING_BASE64HEADER;
@@ -922,8 +925,7 @@ static LONG Base64RequestHeaderToBinaryW(LPCWSTR pszString, DWORD cchString,
  BYTE *pbBinary, DWORD *pcbBinary, DWORD *pdwSkip, DWORD *pdwFlags)
 {
     LONG ret = Base64WithHeaderAndTrailerToBinaryW(pszString, cchString,
-     CERT_REQUEST_HEADER_W, CERT_REQUEST_TRAILER_W, pbBinary, pcbBinary,
-     pdwSkip, TRUE);
+     pbBinary, pcbBinary, pdwSkip, FALSE);
 
     if (!ret && pdwFlags)
         *pdwFlags = CRYPT_STRING_BASE64REQUESTHEADER;
@@ -934,7 +936,7 @@ static LONG Base64X509HeaderToBinaryW(LPCWSTR pszString, DWORD cchString,
  BYTE *pbBinary, DWORD *pcbBinary, DWORD *pdwSkip, DWORD *pdwFlags)
 {
     LONG ret = Base64WithHeaderAndTrailerToBinaryW(pszString, cchString,
-     X509_HEADER_W, X509_TRAILER_W, pbBinary, pcbBinary, pdwSkip, TRUE);
+     pbBinary, pcbBinary, pdwSkip, FALSE);
 
     if (!ret && pdwFlags)
         *pdwFlags = CRYPT_STRING_BASE64X509CRLHEADER;
diff --git a/dlls/crypt32/tests/base64.c b/dlls/crypt32/tests/base64.c
index e0669d0f17..fb70ca015a 100644
--- a/dlls/crypt32/tests/base64.c
+++ b/dlls/crypt32/tests/base64.c
@@ -419,7 +419,6 @@ static void testStringToBinaryA(void)
     decodeBase64WithFmt("-----BEGIN foo-----V-----END -----", CRYPT_STRING_BASE64HEADER, "T", 0);
     decodeBase64WithFmt("-----BEGIN foo-----V-----END foo-----", CRYPT_STRING_BASE64HEADER, "T", 0);
     decodeBase64WithFmt("-----BEGIN -----V-----END foo-----", CRYPT_STRING_BASE64HEADER, "T", 0);
-    todo_wine {
     decodeBase64WithFmt("-----BEGIN -----V-----END -----", CRYPT_STRING_BASE64X509CRLHEADER, "T", 0);
     decodeBase64WithFmt("-----BEGIN foo-----V-----END -----", CRYPT_STRING_BASE64X509CRLHEADER, "T", 0);
     decodeBase64WithFmt("-----BEGIN foo-----V-----END foo-----", CRYPT_STRING_BASE64X509CRLHEADER, "T", 0);
@@ -428,7 +427,6 @@ static void testStringToBinaryA(void)
     decodeBase64WithFmt("-----BEGIN foo-----V-----END -----", CRYPT_STRING_BASE64REQUESTHEADER, "T", 0);
     decodeBase64WithFmt("-----BEGIN foo-----V-----END foo-----", CRYPT_STRING_BASE64REQUESTHEADER, "T", 0);
     decodeBase64WithFmt("-----BEGIN -----V-----END foo-----", CRYPT_STRING_BASE64REQUESTHEADER, "T", 0);
-    }
 
     /* Too small buffer */
     buf[0] = 0;
-- 
2.11.1




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