X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/80e2389990082500d76eb566d4946be3e786c3ef..d8f41ccd20de16f8ebe2ccc84d47bf1cb2b26bbb:/SecurityTool/srCdsaUtils.h

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+/*
+ * Copyright (c) 2001,2003-2011 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ *
+ * srCdsaUtils.h -- common CDSA access utilities
+ */
+
+#ifndef	_COMMON_CDSA_UTILS_H_
+#define _COMMON_CDSA_UTILS_H_
+
+#include <Security/cssm.h>
+#include <Security/SecKeychain.h>
+#include <CoreFoundation/CFString.h>
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+/* common memory allocators shared by app and CSSM */
+extern void * srAppMalloc (CSSM_SIZE size, void *allocRef);
+extern void srAppFree (void *mem_ptr, void *allocRef);
+extern void * srAppRealloc (void *ptr, CSSM_SIZE size, void *allocRef);
+extern void * srAppCalloc (uint32 num, CSSM_SIZE size, void *allocRef);
+
+#define APP_MALLOC(s)		srAppMalloc(s, NULL)
+#define APP_FREE(p)			srAppFree(p, NULL)
+#define APP_REALLOC(p, s)	srAppRealloc(p, s, NULL)
+#define APP_CALLOC(n, s)	srAppRealloc(n, s, NULL)
+
+extern CSSM_BOOL srCompareCssmData(
+	const CSSM_DATA *d1,
+	const CSSM_DATA *d2);
+	
+/* OID flavor of same, which will break when an OID is not a CSSM_DATA */
+#define srCompareOid(o1, o2)	srCompareCssmData(o1, o2)
+
+void srPrintError(const char *op, CSSM_RETURN err);
+
+/* Init CSSM; returns CSSM_FALSE on error. Reusable. */
+extern CSSM_BOOL srCssmStartup();
+
+/* Attach to CSP. Returns zero on error. */
+extern CSSM_CSP_HANDLE srCspStartup(
+	CSSM_BOOL bareCsp);					// true ==> CSP, false ==> CSP/DL
+
+/* Attach to DL side of CSPDL. */
+extern CSSM_DL_HANDLE srDlStartup();
+
+/* Attach to CL, TP */
+extern CSSM_CL_HANDLE srClStartup();
+extern CSSM_TP_HANDLE srTpStartup();
+
+/*
+ * Derive symmetric key using PBE.
+ */
+extern CSSM_RETURN srCspDeriveKey(CSSM_CSP_HANDLE cspHand,
+		uint32				keyAlg,			// CSSM_ALGID_RC5, etc.
+		const char 			*keyLabel,
+		unsigned 			keyLabelLen,
+		uint32 				keyUsage,		// CSSM_KEYUSE_ENCRYPT, etc.
+		uint32 				keySizeInBits,
+		CSSM_DATA_PTR		password,		// in PKCS-5 lingo
+		CSSM_DATA_PTR		salt,			// ditto
+		uint32				iterationCnt,	// ditto
+		CSSM_KEY_PTR		key);
+
+/*
+ * Generate key pair of arbitrary algorithm. 
+ */
+extern CSSM_RETURN srCspGenKeyPair(CSSM_CSP_HANDLE cspHand,
+	CSSM_DL_DB_HANDLE *dlDbHand,	// optional
+	uint32 algorithm,
+	const char *keyLabel,
+	unsigned keyLabelLen,
+	uint32 keySize,					// in bits
+	CSSM_KEY_PTR pubKey,			// mallocd by caller
+	CSSM_KEYUSE pubKeyUsage,		// CSSM_KEYUSE_ENCRYPT, etc.
+	CSSM_KEYATTR_FLAGS pubAttrs,	// CSSM_KEYATTR_EXTRACTABLE, etc. 
+	CSSM_KEY_PTR privKey,			// mallocd by caller
+	CSSM_KEYUSE privKeyUsage,		// CSSM_KEYUSE_DECRYPT, etc.
+	CSSM_KEYATTR_FLAGS privAttrs);	// CSSM_KEYATTR_EXTRACTABLE, etc. 
+
+/* Convert a reference key to a raw key. */
+CSSM_RETURN srRefKeyToRaw(CSSM_CSP_HANDLE cspHand,
+	const CSSM_KEY			*refKey,	
+	CSSM_KEY_PTR			rawKey);		// RETURNED
+
+/*
+ * Add a certificate to a keychain.
+ */
+CSSM_RETURN srAddCertToKC(
+	SecKeychainRef		keychain,
+	const CSSM_DATA		*cert,
+	CSSM_CERT_TYPE		certType,
+	CSSM_CERT_ENCODING	certEncoding,
+	const char			*printName,		// C string
+	const CSSM_DATA		*keyLabel);		// ??
+
+/*
+ * Convert a CSSM_DATA_PTR, referring to a DER-encoded int, to an
+ * unsigned.
+ */
+unsigned srDER_ToInt(
+	const CSSM_DATA 	*DER_Data);
+	
+char *srCfStrToCString(
+	CFStringRef cfStr);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _COMMON_CDSA_UTILS_H_ */