+++ /dev/null
-/*
- * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved.
- *
- * The contents of this file constitute Original Code as defined in and are
- * subject to the Apple Public Source License Version 1.2 (the 'License').
- * You may not use this file except in compliance with the License. Please obtain
- * a copy of the License at http://www.apple.com/publicsource and read it before
- * using this file.
- *
- * This 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.
- */
-
-
-/*
- File: MDSAttrUtils.cpp
-
- Contains: Stateless functions used by MDSAttrParser.
-
- Copyright: (c) 2001 Apple Computer, Inc., all rights reserved.
-*/
-
-#include "MDSAttrUtils.h"
-#include <strings.h>
-
-namespace Security
-{
-
-/*
- * Fill in one CSSM_DB_ATTRIBUTE_DATA with specified data, type and attribute name.
- * CSSM_DB_ATTRIBUTE_DATA.Value and its referent are new[]'d and copied.
- * Assumes:
- * -- AttributeNameFormat = CSSM_DB_ATTRIBUTE_NAME_AS_STRING
- * -- NumberOfValues = 1
- */
-void MDSRawValueToDbAttr(
- const void *value,
- size_t len,
- CSSM_DB_ATTRIBUTE_FORMAT attrFormat, // CSSM_DB_ATTRIBUTE_FORMAT_STRING, etc.
- const char *attrName,
- CSSM_DB_ATTRIBUTE_DATA &attr,
- uint32 numValues)
-{
- CSSM_DB_ATTRIBUTE_INFO_PTR attrInfo = &attr.Info;
- attrInfo->AttributeNameFormat = CSSM_DB_ATTRIBUTE_NAME_AS_STRING;
- attrInfo->Label.AttributeName = const_cast<char *>(attrName);
- attrInfo->AttributeFormat = attrFormat;
- attr.NumberOfValues = numValues;
- attr.Value = new CSSM_DATA[1];
- attr.Value->Data = new uint8[len];
- attr.Value->Length = len;
- memcpy(attr.Value->Data, value, len);
-}
-
-
-/*
- * Free data new[]'d in the above function.
- */
-void MDSFreeDbRecordAttrs(
- CSSM_DB_ATTRIBUTE_DATA *attrs,
- unsigned numAttrs)
-{
- uint32 i;
- for(i=0; i<numAttrs; i++) {
- assert(attrs->Value != NULL);
- delete [] attrs->Value->Data;
- attrs->Value->Data = NULL;
- attrs->Value->Length = 0;
- delete [] attrs->Value;
- attrs->Value = NULL;
- attrs++;
- }
-}
-
-/* safely get a new[]'d C string from a CFString */
-char *MDSCFStringToCString(
- CFStringRef cfStr)
-{
- char *rtn = NULL;
- CFIndex len = CFStringGetMaximumSizeForEncoding(CFStringGetLength(cfStr), kCFStringEncodingUTF8) + 1/*nul terminator*/;
- rtn = new char[len];
- if(rtn) {
- CFStringGetCString(cfStr, rtn, len, kCFStringEncodingUTF8);
- }
- return rtn;
-}
-
-/* copy a new[]'d C string from a C string */
-char *MDSCopyCstring(
- const char *inStr)
-{
- char *outStr = new char[::strlen(inStr) + 1];
- strcpy(outStr, inStr);
- return outStr;
-}
-
-/*
- * Given a CFTypeRef which is either a CFString, a CFNumber, or a CFBoolean,
- * do our best to convert it to a uint32. If it's a CFString, we'll use a
- * MDSNameValuePair to convert it. CFStrings expressed as decimal numbers
- * are also converted properly. (MAYBE we'll convert hex strings too...TBD...)
- * Returns true if conversion was successful.
- */
-bool MDSCfTypeToUInt32(
- CFTypeRef cfValue,
- const MDSNameValuePair *nameValues, // optional for converting strings to numbers
- const char *key, // for debug logging only
- uint32 &iValue, // RETURNED
- size_t &iValueLen) // RETURNED
-{
- assert(cfValue != NULL);
- CFTypeID valueType = CFGetTypeID(cfValue);
- if(valueType == CFStringGetTypeID()) {
- uint32 tmpValue = 0;
- CSSM_RETURN crtn = MDSStringToUint32((CFStringRef)cfValue,
- nameValues, tmpValue);
- if(crtn) {
- MPDebug("cfTypeToInt: key %s uint32 form, string data (%s), "
- "bad conv", key,
- CFStringGetCStringPtr((CFStringRef)cfValue,
- kCFStringEncodingUTF8));
- return false;
- }
- iValue = tmpValue;
- iValueLen = sizeof(tmpValue);
- return true;
- } /* stored as string */
- else if(valueType == CFNumberGetTypeID()) {
- int64_t tmpValue = 0;
- /* be paranoid - there is no unsigned type for CFNumber */
- CFNumberRef cfNum = (CFNumberRef)cfValue;
- CFNumberType numType = CFNumberGetType(cfNum);
- switch(numType) {
- case kCFNumberSInt8Type:
- iValueLen = 1; break;
- case kCFNumberSInt16Type:
- iValueLen = 2; break;
- case kCFNumberSInt32Type:
- iValueLen = 4; break;
- case kCFNumberSInt64Type: // apparently the default
- // There are no 64-bit types in CDSA, so assume this is how
- // CF encoded an unsigned 32-bit int whose high bit was set.
- iValueLen = 4; break;
- case kCFNumberCharType:
- iValueLen = sizeof(char); break;
- case kCFNumberShortType:
- iValueLen = sizeof(short); break;
- case kCFNumberIntType:
- iValueLen = sizeof(int); break;
- case kCFNumberLongType:
- MPDebug("Warning: MDS key %s encoded kCFNumberLongType", key);
- iValueLen = sizeof(long); break;
- default:
- MPDebug("MDS cfTypeToInt: Bad CFNumber type (%ld) key %s", numType, key);
- return false;
- }
- Boolean brtn = CFNumberGetValue(cfNum, numType, &tmpValue);
- if(!brtn) {
- MPDebug("MDS cfTypeToInt: Bad CFNumber conversion");
- return false;
- }
- iValue = uint32(tmpValue);
- return true;
- } /* stored as number */
- else if(valueType == CFBooleanGetTypeID()) {
- Boolean b = CFBooleanGetValue((CFBooleanRef)cfValue);
- iValue = b ? 1 : 0;
- iValueLen = sizeof(iValue);
- return true;
- }
- else {
- MPDebug("MDS cfTypeToInt: key %s, uint64 form, bad CF type (%d)",
- key, (int)valueType);
- return false;
- }
-}
-
-/*
- * Insert a record, defined by a CSSM_DB_ATTRIBUTE_DATA array, into specified
- * DL and DB. Returns true on success.
- */
-bool MDSInsertRecord(
- const CSSM_DB_ATTRIBUTE_DATA *inAttr,
- unsigned numAttrs,
- CSSM_DB_RECORDTYPE recordType,
- MDSSession &dl,
- CSSM_DB_HANDLE dbHand)
-{
- CSSM_DB_RECORD_ATTRIBUTE_DATA recordAttrData;
- CSSM_DB_UNIQUE_RECORD_PTR uid = NULL;
- bool ourRtn = true;
-
- recordAttrData.DataRecordType = recordType;
- recordAttrData.SemanticInformation = 0;
- recordAttrData.NumberOfAttributes = numAttrs;
- recordAttrData.AttributeData =
- const_cast<CSSM_DB_ATTRIBUTE_DATA_PTR>(inAttr);
-
- try {
- dl.DataInsert(dbHand,
- recordType,
- &recordAttrData,
- NULL,
- uid);
- }
- catch (const CssmError &cerr) {
- MPDebug("MDSInsertRecord: DataInsert: %d", cerr.error);
- ourRtn = false;
- }
- catch(...) {
- MPDebug("MDSInsertRecord: DataInsert: unknown exception");
- ourRtn = false;
- }
- if(uid != NULL) {
- dl.FreeUniqueRecord(dbHand, *uid);
- }
- return ourRtn;
-}
-
-/*
- * Convert a number expressed as a CFString to a uint32 using the specified
- * name/value conversion table. The string may have multiple fields from that
- * table, ORd together in normal C syntax. Like
- *
- * CSSM_SERVICE_CSP | CSSM_SERVICE_DL
- *
- * Individual tokens can also be expressed numerically, either in decimal or
- * (if prefaced by "0x" hex. Numeric tokens and symbolic string tokens can
- * be intermixed in the same incoming string.
- *
- * Individual tokens can be prefixed with "<<" indicating that the indicated
- * value is to be shifted 16 bits. Cf. CL Primary Relation, {Cert,Crl}TypeFormat.
- * This applies to both numeric and string tokens.
- */
-CSSM_RETURN MDSStringToUint32(
- CFStringRef str,
- const MDSNameValuePair *table, // optional, string must be decimal
- uint32 &value)
-{
- char *cstr = MDSCFStringToCString(str);
- if(cstr == NULL) {
- /* should "never" happen...right? */
- MPDebug("MDSStringToUint32: CFString conversion error");
- return CSSMERR_CSSM_MDS_ERROR;
- }
-
- char tokenStr[200];
- char *src = cstr;
- char *dst = tokenStr;
- char c;
- CSSM_RETURN crtn = CSSM_OK;
-
- value = 0;
- while(*src != '\0') {
- /* Get one token from src --> tokenStr[] */
- /* First skip whitespace and '|' */
- for( ; *src != '\0'; src++) {
- c = *src;
- if(!isspace(c) && (c != '|')) {
- /* first char of token */
- *dst++ = c;
- src++;
- break;
- }
- }
- if((*src == '\0') && (dst == tokenStr)) {
- /* done */
- break;
- }
-
- /* dst[-1] is the first good character of token; copy until
- * space or '|' */
- for( ; *src != '\0'; src++) {
- c = *src;
- if(isspace(c) || (c == '|')) {
- break;
- }
- else {
- *dst++ = c;
- }
- }
-
- /* NULL terminate token string, convert to numeric value */
- *dst = '\0';
- uint32 tokenVal = 0;
- CSSM_RETURN crtn = MDSAttrNameToValue(tokenStr, table, tokenVal);
- if(crtn) {
- /* punt */
- break;
- }
- value |= tokenVal;
-
- /* restart */
- dst = tokenStr;
- }
- delete [] cstr;
- return crtn;
-}
-
-} // end namespace Security
projects / apple / security.git / blobdiff