initial PKCS#7 stubs, tie into ./configure

2014-01-10 15:17:03 -07:00
parent 9e55d71ccc
commit 1d67d9217e
5 changed files with 225 additions and 0 deletions
--- a/ctaocrypt/src/pkcs7.c
+++ b/ctaocrypt/src/pkcs7.c
@@ -0,0 +1,135 @@
+/* pkcs7.c
+ *
+ * Copyright (C) 2006-2013 wolfSSL Inc.
+ *
+ * This file is part of CyaSSL.
+ *
+ * CyaSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * CyaSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#ifdef HAVE_CONFIG_H
+    #include <config.h>
+#endif
+
+#include <cyassl/ctaocrypt/settings.h>
+
+#ifdef HAVE_PKCS7
+
+#include <cyassl/ctaocrypt/pkcs7.h>
+#include <cyassl/ctaocrypt/error.h>
+#include <cyassl/ctaocrypt/logging.h>
+
+CYASSL_LOCAL int SetContentType(int pkcs7TypeOID, byte* output)
+{
+    /* PKCS#7 content types */
+    static const byte pkcs7[]              = { 0x2A, 0x86, 0x48, 0x86, 0xF7,
+                                               0x0D, 0x01, 0x07 };
+    static const byte data[]               = { 0x2A, 0x86, 0x48, 0x86, 0xF7,
+                                               0x0D, 0x01, 0x07, 0x01 };
+    static const byte signedData[]         = { 0x2A, 0x86, 0x48, 0x86, 0xF7,
+                                               0x0D, 0x01, 0x07, 0x02};
+    static const byte envelopedData[]      = { 0x2A, 0x86, 0x48, 0x86, 0xF7,
+                                               0x0D, 0x01, 0x07, 0x03 };
+    static const byte signedAndEnveloped[] = { 0x2A, 0x86, 0x48, 0x86, 0xF7,
+                                               0x0D, 0x01, 0x07, 0x04 };
+    static const byte digestedData[]       = { 0x2A, 0x86, 0x48, 0x86, 0xF7,
+                                               0x0D, 0x01, 0x07, 0x05 };
+    static const byte encryptedData[]      = { 0x2A, 0x86, 0x48, 0x86, 0xF7,
+                                               0x0D, 0x01, 0x07, 0x06 };
+
+    int idSz;
+    int typeSz = 0, idx = 0;
+    const byte* typeName = 0;
+    byte ID_Length[MAX_LENGTH_SZ];
+
+    switch (pkcs7TypeOID) {
+        case PKCS7:
+            typeSz = sizeof(pkcs7);
+            typeName = pkcs7;
+            break;
+
+        case DATA:
+            typeSz = sizeof(data);
+            typeName = data;
+            break;
+
+        case SIGNED_DATA:
+            typeSz = sizeof(signedData);
+            typeName = signedData;
+            break;
+        
+        case ENVELOPED_DATA:
+            typeSz = sizeof(envelopedData);
+            typeName = envelopedData;
+            break;
+
+        case SIGNED_AND_ENVELOPED_DATA:
+            typeSz = sizeof(signedAndEnveloped);
+            typeName = signedAndEnveloped;
+            break;
+
+        case DIGESTED_DATA:
+            typeSz = sizeof(digestedData);
+            typeName = digestedData;
+            break;
+
+        case ENCRYPTED_DATA:
+            typeSz = sizeof(encryptedData);
+            typeName = encryptedData;
+            break;
+
+        default:
+            CYASSL_MSG("Unknown PKCS#7 Type");
+            return 0;
+    };
+
+    idSz  = SetLength(typeSz, ID_Length);
+    output[idx++] = ASN_OBJECT_ID;
+    XMEMCPY(output + idx, ID_Length, idSz);
+    idx += idSz;
+    XMEMCPY(output + idx, typeName, typeSz);
+    idx += typeSz;
+
+    return idx;
+
+}
+
+/* Create PKCS#7 envelopedData structure */
+int Pkcs7_encrypt(const byte* certs, word32 certSz, byte* data, word32 dataSz,
+                  int cipher, byte* out, word32* outSz, word32 flags)
+{
+    (void)certs;
+    (void)certSz;
+    (void)data;
+    (void)dataSz;
+    (void)cipher;
+    (void)out;
+    (void)outSz;
+    (void)flags;
+
+    return 0;
+}
+
+#else  /* HAVE_PKCS7 */
+
+
+#ifdef _MSC_VER
+    /* 4206 warning for blank file */
+    #pragma warning(disable: 4206)
+#endif
+
+
+#endif /* HAVE_PKCS7 */
+