--- /dev/null
+/*
+ * Copyright (c) 2003-2009,2012,2014 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@
+ *
+ * keychain_import.c
+ */
+
+#include "keychain_import.h"
+#include "keychain_utilities.h"
+#include "access_utils.h"
+#include "security_tool.h"
+
+#include <utilities/fileIo.h>
+
+#include <errno.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <Security/SecImportExport.h>
+#include <Security/SecIdentity.h>
+#include <Security/SecKey.h>
+#include <Security/SecCertificate.h>
+#include <Security/SecKeychainItemExtendedAttributes.h>
+#include <CoreFoundation/CoreFoundation.h>
+
+// SecTrustedApplicationCreateApplicationGroup
+#include <Security/SecTrustedApplicationPriv.h>
+
+#define KC_IMPORT_KEY_PASSWORD_MESSAGE CFSTR("Enter the password for \"%1$@\":")
+#define KC_IMPORT_KEY_PASSWORD_RETRYMESSAGE CFSTR("Sorry, you entered an invalid password.\n\nEnter the password for \"%1$@\":")
+
+static int do_keychain_import(
+ SecKeychainRef kcRef,
+ CFDataRef inData,
+ SecExternalFormat externFormat,
+ SecExternalItemType itemType,
+ SecAccessRef access,
+ Boolean nonExtractable,
+ const char *passphrase,
+ const char *fileName,
+ char **attrNames,
+ char **attrValues,
+ unsigned numExtendedAttributes)
+{
+ SecKeyImportExportParameters keyParams;
+ OSStatus ortn;
+ CFStringRef fileStr;
+ CFArrayRef outArray = NULL;
+ int result = 0;
+ int numCerts = 0;
+ int numKeys = 0;
+ int numIdentities = 0;
+ int tryCount = 0;
+ CFIndex dex;
+ CFIndex numItems = 0;
+ CFStringRef passStr = NULL;
+ CFStringRef promptStr = NULL;
+ CFStringRef retryStr = NULL;
+
+ /*
+ * Specify some kind of passphrase in case caller doesn't know this
+ * is a wrapped object
+ */
+ memset(&keyParams, 0, sizeof(SecKeyImportExportParameters));
+ keyParams.version = SEC_KEY_IMPORT_EXPORT_PARAMS_VERSION;
+ if(passphrase != NULL) {
+ passStr = CFStringCreateWithCString(NULL, passphrase, kCFStringEncodingASCII);
+ keyParams.passphrase = passStr;
+ }
+ else {
+ keyParams.flags = kSecKeySecurePassphrase;
+ }
+ if(nonExtractable) {
+ // explicitly set the key attributes, omitting the CSSM_KEYATTR_EXTRACTABLE bit
+ keyParams.keyAttributes = CSSM_KEYATTR_PERMANENT | CSSM_KEYATTR_SENSITIVE;
+ }
+ keyParams.accessRef = access;
+
+ fileStr = CFStringCreateWithCString(NULL, fileName, kCFStringEncodingUTF8);
+ if (fileStr) {
+ CFURLRef fileURL = CFURLCreateWithFileSystemPath(NULL, fileStr, kCFURLPOSIXPathStyle, FALSE);
+ if (fileURL) {
+ CFStringRef nameStr = CFURLCopyLastPathComponent(fileURL);
+ if (nameStr) {
+ safe_CFRelease(&fileStr);
+ fileStr = nameStr;
+ }
+ safe_CFRelease(&fileURL);
+ }
+ }
+ promptStr = CFStringCreateWithFormat(NULL, NULL, KC_IMPORT_KEY_PASSWORD_MESSAGE, fileStr);
+ retryStr = CFStringCreateWithFormat(NULL, NULL, KC_IMPORT_KEY_PASSWORD_RETRYMESSAGE, fileStr);
+
+ while (TRUE)
+ {
+ keyParams.alertPrompt = (tryCount == 0) ? promptStr : retryStr;
+
+ ortn = SecKeychainItemImport(inData,
+ fileStr,
+ &externFormat,
+ &itemType,
+ 0, /* flags not used (yet) */
+ &keyParams,
+ kcRef,
+ &outArray);
+
+ if(ortn) {
+ if (ortn == errSecPkcs12VerifyFailure && ++tryCount < 3) {
+ continue;
+ }
+ sec_perror("SecKeychainItemImport", ortn);
+ result = 1;
+ goto cleanup;
+ }
+ break;
+ }
+
+ /*
+ * Parse returned items & report to user
+ */
+ if(outArray == NULL) {
+ sec_error("No keychain items found");
+ result = 1;
+ goto cleanup;
+ }
+ numItems = CFArrayGetCount(outArray);
+ for(dex=0; dex<numItems; dex++) {
+ CFTypeRef item = CFArrayGetValueAtIndex(outArray, dex);
+ CFTypeID itemType = CFGetTypeID(item);
+ if(itemType == SecIdentityGetTypeID()) {
+ numIdentities++;
+ }
+ else if(itemType == SecCertificateGetTypeID()) {
+ numCerts++;
+ }
+ else if(itemType == SecKeyGetTypeID()) {
+ numKeys++;
+ }
+ else {
+ sec_error("Unexpected item type returned from SecKeychainItemImport");
+ result = 1;
+ goto cleanup;
+ }
+ }
+ if(numIdentities) {
+ char *str;
+ if(numIdentities > 1) {
+ str = "identities";
+ }
+ else {
+ str = "identity";
+ }
+ fprintf(stdout, "%d %s imported.\n", numIdentities, str);
+ }
+ if(numKeys) {
+ char *str;
+ if(numKeys > 1) {
+ str = "keys";
+ }
+ else {
+ str = "key";
+ }
+ fprintf(stdout, "%d %s imported.\n", numKeys, str);
+ }
+ if(numCerts) {
+ char *str;
+ if(numCerts > 1) {
+ str = "certificates";
+ }
+ else {
+ str = "certificate";
+ }
+ fprintf(stdout, "%d %s imported.\n", numCerts, str);
+ }
+
+ /* optionally apply extended attributes */
+ if(numExtendedAttributes) {
+ unsigned attrDex;
+ for(attrDex=0; attrDex<numExtendedAttributes; attrDex++) {
+ CFStringRef attrNameStr = CFStringCreateWithCString(NULL, attrNames[attrDex],
+ kCFStringEncodingASCII);
+ CFDataRef attrValueData = CFDataCreate(NULL, (const UInt8 *)attrValues[attrDex],
+ strlen(attrValues[attrDex]));
+ for(dex=0; dex<numItems; dex++) {
+ SecKeychainItemRef itemRef =
+ (SecKeychainItemRef)CFArrayGetValueAtIndex(outArray, dex);
+ ortn = SecKeychainItemSetExtendedAttribute(itemRef, attrNameStr, attrValueData);
+ if(ortn) {
+ cssmPerror("SecKeychainItemSetExtendedAttribute", ortn);
+ result = 1;
+ break;
+ }
+ } /* for each imported item */
+ CFRelease(attrNameStr);
+ CFRelease(attrValueData);
+ if(result) {
+ break;
+ }
+ } /* for each extended attribute */
+ }
+
+cleanup:
+ safe_CFRelease(&fileStr);
+ safe_CFRelease(&outArray);
+ safe_CFRelease(&passStr);
+ safe_CFRelease(&promptStr);
+ safe_CFRelease(&retryStr);
+
+ return result;
+}
+
+int
+keychain_import(int argc, char * const *argv)
+{
+ int ch, result = 0;
+
+ char *inFile = NULL;
+ char *kcName = NULL;
+ SecKeychainRef kcRef = NULL;
+ SecExternalFormat externFormat = kSecFormatUnknown;
+ SecExternalItemType itemType = kSecItemTypeUnknown;
+ Boolean wrapped = FALSE;
+ Boolean nonExtractable = FALSE;
+ const char *passphrase = NULL;
+ unsigned char *inFileData = NULL;
+ size_t inFileLen = 0;
+ CFDataRef inData = NULL;
+ unsigned numExtendedAttributes = 0;
+ char **attrNames = NULL;
+ char **attrValues = NULL;
+ Boolean access_specified = FALSE;
+ Boolean always_allow = FALSE;
+ SecAccessRef access = NULL;
+ CFMutableArrayRef trusted_list = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
+
+ if(argc < 2) {
+ result = 2; /* @@@ Return 2 triggers usage message. */
+ goto cleanup;
+ }
+ inFile = argv[1];
+ if((argc == 2) && (inFile[0] == '-')) {
+ result = 2;
+ goto cleanup;
+ }
+ optind = 2;
+
+ while ((ch = getopt(argc, argv, "k:t:f:P:wxa:hAT:")) != -1)
+ {
+ switch (ch)
+ {
+ case 'k':
+ kcName = optarg;
+ break;
+ case 't':
+ if(!strcmp("pub", optarg)) {
+ itemType = kSecItemTypePublicKey;
+ }
+ else if(!strcmp("priv", optarg)) {
+ itemType = kSecItemTypePrivateKey;
+ }
+ else if(!strcmp("session", optarg)) {
+ itemType = kSecItemTypeSessionKey;
+ }
+ else if(!strcmp("cert", optarg)) {
+ itemType = kSecItemTypeCertificate;
+ }
+ else if(!strcmp("agg", optarg)) {
+ itemType = kSecItemTypeAggregate;
+ }
+ else {
+ result = 2; /* @@@ Return 2 triggers usage message. */
+ goto cleanup;
+ }
+ break;
+ case 'f':
+ if(!strcmp("openssl", optarg)) {
+ externFormat = kSecFormatOpenSSL;
+ }
+ else if(!strcmp("openssh1", optarg)) {
+ externFormat = kSecFormatSSH;
+ }
+ else if(!strcmp("openssh2", optarg)) {
+ externFormat = kSecFormatSSHv2;
+ }
+ else if(!strcmp("bsafe", optarg)) {
+ externFormat = kSecFormatBSAFE;
+ }
+ else if(!strcmp("raw", optarg)) {
+ externFormat = kSecFormatRawKey;
+ }
+ else if(!strcmp("pkcs7", optarg)) {
+ externFormat = kSecFormatPKCS7;
+ }
+ else if(!strcmp("pkcs8", optarg)) {
+ externFormat = kSecFormatWrappedPKCS8;
+ }
+ else if(!strcmp("pkcs12", optarg)) {
+ externFormat = kSecFormatPKCS12;
+ }
+ else if(!strcmp("netscape", optarg)) {
+ externFormat = kSecFormatNetscapeCertSequence;
+ }
+ else if(!strcmp("x509", optarg)) {
+ externFormat = kSecFormatX509Cert;
+ }
+ else if(!strcmp("pemseq", optarg)) {
+ externFormat = kSecFormatPEMSequence;
+ }
+ else {
+ result = 2; /* @@@ Return 2 triggers usage message. */
+ goto cleanup;
+ }
+ break;
+ case 'w':
+ wrapped = TRUE;
+ break;
+ case 'x':
+ nonExtractable = TRUE;
+ break;
+ case 'P':
+ passphrase = optarg;
+ break;
+ case 'a':
+ /* this takes an additional argument */
+ if(optind > (argc - 1)) {
+ result = 2; /* @@@ Return 2 triggers usage message. */
+ goto cleanup;
+ }
+ attrNames = (char **)realloc(attrNames, (numExtendedAttributes + 1) * sizeof(char *));
+ attrValues = (char **)realloc(attrValues, (numExtendedAttributes + 1) * sizeof(char *));
+ attrNames[numExtendedAttributes] = optarg;
+ attrValues[numExtendedAttributes] = argv[optind];
+ numExtendedAttributes++;
+ optind++;
+ break;
+ case 'A':
+ always_allow = TRUE;
+ access_specified = TRUE;
+ break;
+ case 'T':
+ if (optarg[0])
+ {
+ SecTrustedApplicationRef app = NULL;
+ OSStatus status = noErr;
+ /* check whether the argument specifies an application group */
+ const char *groupPrefix = "group://";
+ size_t prefixLen = strlen(groupPrefix);
+ if (strlen(optarg) > prefixLen && !memcmp(optarg, groupPrefix, prefixLen)) {
+ const char *groupName = &optarg[prefixLen];
+ if ((status = SecTrustedApplicationCreateApplicationGroup(groupName, NULL, &app)) != noErr) {
+ sec_error("SecTrustedApplicationCreateApplicationGroup %s: %s", optarg, sec_errstr(status));
+ }
+ } else {
+ if ((status = SecTrustedApplicationCreateFromPath(optarg, &app)) != noErr) {
+ sec_error("SecTrustedApplicationCreateFromPath %s: %s", optarg, sec_errstr(status));
+ }
+ }
+
+ if (status) {
+ result = 1;
+ goto cleanup;
+ }
+
+ CFArrayAppendValue(trusted_list, app);
+ CFRelease(app);
+ }
+ access_specified = TRUE;
+ break;
+ case '?':
+ default:
+ result = 2; /* @@@ Return 2 triggers usage message. */
+ goto cleanup;
+ }
+ }
+
+ if(wrapped) {
+ switch(externFormat) {
+ case kSecFormatOpenSSL:
+ case kSecFormatUnknown: // i.e., use default
+ externFormat = kSecFormatWrappedOpenSSL;
+ break;
+ case kSecFormatSSH:
+ externFormat = kSecFormatWrappedSSH;
+ break;
+ case kSecFormatSSHv2:
+ /* there is no wrappedSSHv2 */
+ externFormat = kSecFormatWrappedOpenSSL;
+ break;
+ case kSecFormatWrappedPKCS8:
+ /* proceed */
+ break;
+ default:
+ fprintf(stderr, "Don't know how to wrap in specified format/type\n");
+ result = 2; /* @@@ Return 2 triggers usage message. */
+ goto cleanup;
+ }
+ }
+
+ if(kcName) {
+ kcRef = keychain_open(kcName);
+ if(kcRef == NULL) {
+ return 1;
+ }
+ } else {
+ OSStatus status = SecKeychainCopyDefault(&kcRef);
+ if (status != noErr || kcRef == NULL) {
+ return 1;
+ }
+ }
+ if(readFileSizet(inFile, &inFileData, &inFileLen)) {
+ sec_error("Error reading infile %s: %s", inFile, strerror(errno));
+ result = 1;
+ goto cleanup;
+ }
+ inData = CFDataCreate(NULL, inFileData, inFileLen);
+ if(inData == NULL) {
+ result = 1;
+ goto cleanup;
+ }
+ free(inFileData);
+
+ if(access_specified)
+ {
+ char *accessName = NULL;
+ CFStringRef fileStr = CFStringCreateWithCString(NULL, inFile, kCFStringEncodingUTF8);
+ if (fileStr) {
+ CFURLRef fileURL = CFURLCreateWithFileSystemPath(NULL, fileStr, kCFURLPOSIXPathStyle, FALSE);
+ if (fileURL) {
+ CFStringRef nameStr = CFURLCopyLastPathComponent(fileURL);
+ if (nameStr) {
+ CFIndex nameLen = CFStringGetLength(nameStr);
+ CFIndex bufLen = 1 + CFStringGetMaximumSizeForEncoding(nameLen, kCFStringEncodingUTF8);
+ accessName = (char *)malloc(bufLen);
+ if (!CFStringGetCString(nameStr, accessName, bufLen-1, kCFStringEncodingUTF8))
+ accessName[0]=0;
+ nameLen = strlen(accessName);
+ char *p = &accessName[nameLen]; // initially points to terminating null
+ while (--nameLen > 0) {
+ if (*p == '.') { // strip extension, if any
+ *p = '\0';
+ break;
+ }
+ p--;
+ }
+ safe_CFRelease(&nameStr);
+ }
+ safe_CFRelease(&fileURL);
+ }
+ safe_CFRelease(&fileStr);
+ }
+
+ result = create_access(accessName, always_allow, trusted_list, &access);
+
+ if (accessName) {
+ free(accessName);
+ }
+ if (result != 0) {
+ goto cleanup;
+ }
+ }
+
+ result = do_keychain_import(kcRef, inData, externFormat, itemType, access,
+ nonExtractable, passphrase, inFile, attrNames,
+ attrValues, numExtendedAttributes);
+
+cleanup:
+ safe_CFRelease(&trusted_list);
+ safe_CFRelease(&access);
+ safe_CFRelease(&kcRef);
+ safe_CFRelease(&inData);
+
+ if(attrNames) {
+ free(attrNames);
+ attrNames = NULL;
+ }
+ if(attrValues) {
+ free(attrValues);
+ attrValues = NULL;
+ }
+
+ return result;
+}
projects / apple / security.git / blobdiff