diff options
Diffstat (limited to 'security/nss/lib/libpkix/pkix/results/pkix_verifynode.c')
| -rwxr-xr-x | security/nss/lib/libpkix/pkix/results/pkix_verifynode.c | 1182 |
1 files changed, 1182 insertions, 0 deletions
diff --git a/security/nss/lib/libpkix/pkix/results/pkix_verifynode.c b/security/nss/lib/libpkix/pkix/results/pkix_verifynode.c new file mode 100755 index 000000000..b52f83fca --- /dev/null +++ b/security/nss/lib/libpkix/pkix/results/pkix_verifynode.c @@ -0,0 +1,1182 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ +/* + * pkix_verifynode.c + * + * Verify Node Object Type Definition + * + */ + +#include "pkix_verifynode.h" + +/* --Private-VerifyNode-Functions---------------------------------- */ + +/* + * FUNCTION: pkix_VerifyNode_Create + * DESCRIPTION: + * + * This function creates a VerifyNode using the Cert pointed to by "cert", + * the depth given by "depth", and the Error pointed to by "error", storing + * the result at "pObject". + * + * PARAMETERS + * "cert" + * Address of Cert for the node. Must be non-NULL + * "depth" + * UInt32 value of the depth for this node. + * "error" + * Address of Error for the node. + * "pObject" + * Address where the VerifyNode pointer will be stored. Must be non-NULL. + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Thread Safe (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if the function succeeds. + * Returns a Fatal Error if the function fails in an unrecoverable way. + */ +PKIX_Error * +pkix_VerifyNode_Create( + PKIX_PL_Cert *cert, + PKIX_UInt32 depth, + PKIX_Error *error, + PKIX_VerifyNode **pObject, + void *plContext) +{ + PKIX_VerifyNode *node = NULL; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_Create"); + PKIX_NULLCHECK_TWO(cert, pObject); + + PKIX_CHECK(PKIX_PL_Object_Alloc + (PKIX_VERIFYNODE_TYPE, + sizeof (PKIX_VerifyNode), + (PKIX_PL_Object **)&node, + plContext), + PKIX_COULDNOTCREATEVERIFYNODEOBJECT); + + PKIX_INCREF(cert); + node->verifyCert = cert; + + PKIX_INCREF(error); + node->error = error; + + node->depth = depth; + + node->children = NULL; + + *pObject = node; + node = NULL; + +cleanup: + + PKIX_DECREF(node); + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_AddToChain + * DESCRIPTION: + * + * Adds the VerifyNode pointed to by "child", at the appropriate depth, to the + * List of children of the VerifyNode pointed to by "parentNode". The chain of + * VerifyNodes is traversed until a VerifyNode is found at a depth one less + * than that specified in "child". An Error is returned if there is no parent + * at a suitable depth. + * + * If "parentNode" has a NULL pointer for the List of children, a new List is + * created containing "child". Otherwise "child" is appended to the existing + * List. + * + * Depth, in this context, means distance from the root node, which + * is at depth zero. + * + * PARAMETERS: + * "parentNode" + * Address of VerifyNode whose List of child VerifyNodes is to be + * created or appended to. Must be non-NULL. + * "child" + * Address of VerifyNode to be added to parentNode's List. Must be + * non-NULL. + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Not Thread Safe (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if the function succeeds. + * Returns a VerifyNode Error if the function fails in a non-fatal way. + * Returns a Fatal Error if the function fails in an unrecoverable way. + */ +PKIX_Error * +pkix_VerifyNode_AddToChain( + PKIX_VerifyNode *parentNode, + PKIX_VerifyNode *child, + void *plContext) +{ + PKIX_VerifyNode *successor = NULL; + PKIX_List *listOfChildren = NULL; + PKIX_UInt32 numChildren = 0; + PKIX_UInt32 parentDepth = 0; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_AddToChain"); + PKIX_NULLCHECK_TWO(parentNode, child); + + parentDepth = parentNode->depth; + listOfChildren = parentNode->children; + if (listOfChildren == NULL) { + + if (parentDepth != (child->depth - 1)) { + PKIX_ERROR(PKIX_NODESMISSINGFROMCHAIN); + } + + PKIX_CHECK(PKIX_List_Create(&listOfChildren, plContext), + PKIX_LISTCREATEFAILED); + + PKIX_CHECK(PKIX_List_AppendItem + (listOfChildren, (PKIX_PL_Object *)child, plContext), + PKIX_COULDNOTAPPENDCHILDTOPARENTSVERIFYNODELIST); + + parentNode->children = listOfChildren; + } else { + /* get number of children */ + PKIX_CHECK(PKIX_List_GetLength + (listOfChildren, &numChildren, plContext), + PKIX_LISTGETLENGTHFAILED); + + if (numChildren != 1) { + PKIX_ERROR(PKIX_AMBIGUOUSPARENTAGEOFVERIFYNODE); + } + + /* successor = listOfChildren[0] */ + PKIX_CHECK(PKIX_List_GetItem + (listOfChildren, + 0, + (PKIX_PL_Object **)&successor, + plContext), + PKIX_LISTGETITEMFAILED); + + PKIX_CHECK(pkix_VerifyNode_AddToChain + (successor, child, plContext), + PKIX_VERIFYNODEADDTOCHAINFAILED); + } + + PKIX_CHECK(PKIX_PL_Object_InvalidateCache + ((PKIX_PL_Object *)parentNode, plContext), + PKIX_OBJECTINVALIDATECACHEFAILED); + +cleanup: + PKIX_DECREF(successor); + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_SetDepth + * DESCRIPTION: + * + * The function sets the depth field of each VerifyNode in the List "children" + * to the value given by "depth", and recursively sets the depth of any + * successive generations to the successive values. + * + * PARAMETERS: + * "children" + * The List of VerifyNodes. Must be non-NULL. + * "depth" + * The value of the depth field to be set in members of the List. + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Thread Safe (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if the function succeeds. + * Returns a Fatal Error if the function fails in an unrecoverable way. + */ +static PKIX_Error * +pkix_VerifyNode_SetDepth(PKIX_List *children, + PKIX_UInt32 depth, + void *plContext) +{ + PKIX_UInt32 numChildren = 0; + PKIX_UInt32 chIx = 0; + PKIX_VerifyNode *child = NULL; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_SetDepth"); + PKIX_NULLCHECK_ONE(children); + + PKIX_CHECK(PKIX_List_GetLength(children, &numChildren, plContext), + PKIX_LISTGETLENGTHFAILED); + + for (chIx = 0; chIx < numChildren; chIx++) { + PKIX_CHECK(PKIX_List_GetItem + (children, chIx, (PKIX_PL_Object **)&child, plContext), + PKIX_LISTGETITEMFAILED); + + child->depth = depth; + + if (child->children != NULL) { + PKIX_CHECK(pkix_VerifyNode_SetDepth + (child->children, depth + 1, plContext), + PKIX_VERIFYNODESETDEPTHFAILED); + } + + PKIX_DECREF(child); + } + +cleanup: + + PKIX_DECREF(child); + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_AddToTree + * DESCRIPTION: + * + * Adds the VerifyNode pointed to by "child" to the List of children of the + * VerifyNode pointed to by "parentNode". If "parentNode" has a NULL pointer + * for the List of children, a new List is created containing "child". + * Otherwise "child" is appended to the existing List. The depth field of + * "child" is set to one more than the corresponding value in "parent", and + * if the "child" itself has child nodes, their depth fields are updated + * accordingly. + * + * Depth, in this context, means distance from the root node, which + * is at depth zero. + * + * PARAMETERS: + * "parentNode" + * Address of VerifyNode whose List of child VerifyNodes is to be + * created or appended to. Must be non-NULL. + * "child" + * Address of VerifyNode to be added to parentNode's List. Must be + * non-NULL. + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Not Thread Safe (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if the function succeeds. + * Returns a Fatal Error if the function fails in an unrecoverable way. + */ +PKIX_Error * +pkix_VerifyNode_AddToTree( + PKIX_VerifyNode *parentNode, + PKIX_VerifyNode *child, + void *plContext) +{ + PKIX_List *listOfChildren = NULL; + PKIX_UInt32 parentDepth = 0; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_AddToTree"); + PKIX_NULLCHECK_TWO(parentNode, child); + + parentDepth = parentNode->depth; + listOfChildren = parentNode->children; + if (listOfChildren == NULL) { + + PKIX_CHECK(PKIX_List_Create(&listOfChildren, plContext), + PKIX_LISTCREATEFAILED); + + parentNode->children = listOfChildren; + } + + child->depth = parentDepth + 1; + + PKIX_CHECK(PKIX_List_AppendItem + (parentNode->children, (PKIX_PL_Object *)child, plContext), + PKIX_COULDNOTAPPENDCHILDTOPARENTSVERIFYNODELIST); + + if (child->children != NULL) { + PKIX_CHECK(pkix_VerifyNode_SetDepth + (child->children, child->depth + 1, plContext), + PKIX_VERIFYNODESETDEPTHFAILED); + } + + +cleanup: + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_SingleVerifyNode_ToString + * DESCRIPTION: + * + * Creates a String representation of the attributes of the VerifyNode pointed + * to by "node", other than its children, and stores the result at "pString". + * + * PARAMETERS: + * "node" + * Address of VerifyNode to be described by the string. Must be non-NULL. + * "pString" + * Address where object pointer will be stored. Must be non-NULL. + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Conditionally Thread Safe + * (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if function succeeds + * Returns a VerifyNode Error if the function fails in a non-fatal way. + * Returns a Fatal Error if the function fails in a fatal way + */ +PKIX_Error * +pkix_SingleVerifyNode_ToString( + PKIX_VerifyNode *node, + PKIX_PL_String **pString, + void *plContext) +{ + PKIX_PL_String *fmtString = NULL; + PKIX_PL_String *errorString = NULL; + PKIX_PL_String *outString = NULL; + + PKIX_PL_X500Name *issuerName = NULL; + PKIX_PL_X500Name *subjectName = NULL; + PKIX_PL_String *issuerString = NULL; + PKIX_PL_String *subjectString = NULL; + + PKIX_ENTER(VERIFYNODE, "pkix_SingleVerifyNode_ToString"); + PKIX_NULLCHECK_THREE(node, pString, node->verifyCert); + + PKIX_TOSTRING(node->error, &errorString, plContext, + PKIX_ERRORTOSTRINGFAILED); + + PKIX_CHECK(PKIX_PL_Cert_GetIssuer + (node->verifyCert, &issuerName, plContext), + PKIX_CERTGETISSUERFAILED); + + PKIX_TOSTRING(issuerName, &issuerString, plContext, + PKIX_X500NAMETOSTRINGFAILED); + + PKIX_CHECK(PKIX_PL_Cert_GetSubject + (node->verifyCert, &subjectName, plContext), + PKIX_CERTGETSUBJECTFAILED); + + PKIX_TOSTRING(subjectName, &subjectString, plContext, + PKIX_X500NAMETOSTRINGFAILED); + + PKIX_CHECK(PKIX_PL_String_Create + (PKIX_ESCASCII, + "CERT[Issuer:%s, Subject:%s], depth=%d, error=%s", + 0, + &fmtString, + plContext), + PKIX_CANTCREATESTRING); + + PKIX_CHECK(PKIX_PL_Sprintf + (&outString, + plContext, + fmtString, + issuerString, + subjectString, + node->depth, + errorString), + PKIX_SPRINTFFAILED); + + *pString = outString; + +cleanup: + + PKIX_DECREF(fmtString); + PKIX_DECREF(errorString); + PKIX_DECREF(issuerName); + PKIX_DECREF(subjectName); + PKIX_DECREF(issuerString); + PKIX_DECREF(subjectString); + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_ToString_Helper + * DESCRIPTION: + * + * Produces a String representation of a VerifyNode tree below the VerifyNode + * pointed to by "rootNode", with each line of output prefixed by the String + * pointed to by "indent", and stores the result at "pTreeString". It is + * called recursively, with ever-increasing indentation, for successively + * lower nodes on the tree. + * + * PARAMETERS: + * "rootNode" + * Address of VerifyNode subtree. Must be non-NULL. + * "indent" + * Address of String to be prefixed to each line of output. May be NULL + * if no indentation is desired + * "pTreeString" + * Address where the resulting String will be stored; must be non-NULL + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Conditionally Thread Safe + * (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if the function succeeds. + * Returns a VerifyNode Error if the function fails in a non-fatal way. + * Returns a Fatal Error if the function fails in an unrecoverable way. + */ +static PKIX_Error * +pkix_VerifyNode_ToString_Helper( + PKIX_VerifyNode *rootNode, + PKIX_PL_String *indent, + PKIX_PL_String **pTreeString, + void *plContext) +{ + PKIX_PL_String *nextIndentFormat = NULL; + PKIX_PL_String *thisNodeFormat = NULL; + PKIX_PL_String *childrenFormat = NULL; + PKIX_PL_String *nextIndentString = NULL; + PKIX_PL_String *resultString = NULL; + PKIX_PL_String *thisItemString = NULL; + PKIX_PL_String *childString = NULL; + PKIX_VerifyNode *childNode = NULL; + PKIX_UInt32 numberOfChildren = 0; + PKIX_UInt32 childIndex = 0; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_ToString_Helper"); + + PKIX_NULLCHECK_TWO(rootNode, pTreeString); + + /* Create a string for this node */ + PKIX_CHECK(pkix_SingleVerifyNode_ToString + (rootNode, &thisItemString, plContext), + PKIX_ERRORINSINGLEVERIFYNODETOSTRING); + + if (indent) { + PKIX_CHECK(PKIX_PL_String_Create + (PKIX_ESCASCII, + "%s%s", + 0, + &thisNodeFormat, + plContext), + PKIX_ERRORCREATINGFORMATSTRING); + + PKIX_CHECK(PKIX_PL_Sprintf + (&resultString, + plContext, + thisNodeFormat, + indent, + thisItemString), + PKIX_ERRORINSPRINTF); + } else { + PKIX_CHECK(PKIX_PL_String_Create + (PKIX_ESCASCII, + "%s", + 0, + &thisNodeFormat, + plContext), + PKIX_ERRORCREATINGFORMATSTRING); + + PKIX_CHECK(PKIX_PL_Sprintf + (&resultString, + plContext, + thisNodeFormat, + thisItemString), + PKIX_ERRORINSPRINTF); + } + + PKIX_DECREF(thisItemString); + thisItemString = resultString; + + /* if no children, we are done */ + if (rootNode->children) { + PKIX_CHECK(PKIX_List_GetLength + (rootNode->children, &numberOfChildren, plContext), + PKIX_LISTGETLENGTHFAILED); + } + + if (numberOfChildren != 0) { + /* + * We create a string for each child in turn, + * concatenating them to thisItemString. + */ + + /* Prepare an indent string for each child */ + if (indent) { + PKIX_CHECK(PKIX_PL_String_Create + (PKIX_ESCASCII, + "%s. ", + 0, + &nextIndentFormat, + plContext), + PKIX_ERRORCREATINGFORMATSTRING); + + PKIX_CHECK(PKIX_PL_Sprintf + (&nextIndentString, + plContext, + nextIndentFormat, + indent), + PKIX_ERRORINSPRINTF); + } else { + PKIX_CHECK(PKIX_PL_String_Create + (PKIX_ESCASCII, + ". ", + 0, + &nextIndentString, + plContext), + PKIX_ERRORCREATINGINDENTSTRING); + } + + /* Prepare the format for concatenation. */ + PKIX_CHECK(PKIX_PL_String_Create + (PKIX_ESCASCII, + "%s\n%s", + 0, + &childrenFormat, + plContext), + PKIX_ERRORCREATINGFORMATSTRING); + + for (childIndex = 0; + childIndex < numberOfChildren; + childIndex++) { + PKIX_CHECK(PKIX_List_GetItem + (rootNode->children, + childIndex, + (PKIX_PL_Object **)&childNode, + plContext), + PKIX_LISTGETITEMFAILED); + + PKIX_CHECK(pkix_VerifyNode_ToString_Helper + (childNode, + nextIndentString, + &childString, + plContext), + PKIX_ERRORCREATINGCHILDSTRING); + + + PKIX_CHECK(PKIX_PL_Sprintf + (&resultString, + plContext, + childrenFormat, + thisItemString, + childString), + PKIX_ERRORINSPRINTF); + + PKIX_DECREF(childNode); + PKIX_DECREF(childString); + PKIX_DECREF(thisItemString); + + thisItemString = resultString; + } + } + + *pTreeString = thisItemString; + +cleanup: + if (PKIX_ERROR_RECEIVED) { + PKIX_DECREF(thisItemString); + } + + PKIX_DECREF(nextIndentFormat); + PKIX_DECREF(thisNodeFormat); + PKIX_DECREF(childrenFormat); + PKIX_DECREF(nextIndentString); + PKIX_DECREF(childString); + PKIX_DECREF(childNode); + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_ToString + * (see comments for PKIX_PL_ToStringCallback in pkix_pl_system.h) + */ +static PKIX_Error * +pkix_VerifyNode_ToString( + PKIX_PL_Object *object, + PKIX_PL_String **pTreeString, + void *plContext) +{ + PKIX_VerifyNode *rootNode = NULL; + PKIX_PL_String *resultString = NULL; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_ToString"); + + PKIX_NULLCHECK_TWO(object, pTreeString); + + PKIX_CHECK(pkix_CheckType(object, PKIX_VERIFYNODE_TYPE, plContext), + PKIX_OBJECTNOTVERIFYNODE); + + rootNode = (PKIX_VerifyNode *)object; + + PKIX_CHECK(pkix_VerifyNode_ToString_Helper + (rootNode, NULL, &resultString, plContext), + PKIX_ERRORCREATINGSUBTREESTRING); + + *pTreeString = resultString; + +cleanup: + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_Destroy + * (see comments for PKIX_PL_DestructorCallback in pkix_pl_system.h) + */ +static PKIX_Error * +pkix_VerifyNode_Destroy( + PKIX_PL_Object *object, + void *plContext) +{ + PKIX_VerifyNode *node = NULL; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_Destroy"); + + PKIX_NULLCHECK_ONE(object); + + PKIX_CHECK(pkix_CheckType(object, PKIX_VERIFYNODE_TYPE, plContext), + PKIX_OBJECTNOTVERIFYNODE); + + node = (PKIX_VerifyNode*)object; + + PKIX_DECREF(node->verifyCert); + PKIX_DECREF(node->children); + PKIX_DECREF(node->error); + + node->depth = 0; + +cleanup: + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_SingleVerifyNode_Hashcode + * DESCRIPTION: + * + * Computes the hashcode of the attributes of the VerifyNode pointed to by + * "node", other than its parents and children, and stores the result at + * "pHashcode". + * + * PARAMETERS: + * "node" + * Address of VerifyNode to be hashcoded; must be non-NULL + * "pHashcode" + * Address where UInt32 result will be stored; must be non-NULL + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Conditionally Thread Safe + * (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if function succeeds + * Returns a VerifyNode Error if the function fails in a non-fatal way. + * Returns a Fatal Error if the function fails in a fatal way + */ +static PKIX_Error * +pkix_SingleVerifyNode_Hashcode( + PKIX_VerifyNode *node, + PKIX_UInt32 *pHashcode, + void *plContext) +{ + PKIX_UInt32 errorHash = 0; + PKIX_UInt32 nodeHash = 0; + + PKIX_ENTER(VERIFYNODE, "pkix_SingleVerifyNode_Hashcode"); + PKIX_NULLCHECK_TWO(node, pHashcode); + + PKIX_HASHCODE + (node->verifyCert, + &nodeHash, + plContext, + PKIX_FAILUREHASHINGCERT); + + PKIX_CHECK(PKIX_PL_Object_Hashcode + ((PKIX_PL_Object *)node->error, + &errorHash, + plContext), + PKIX_FAILUREHASHINGERROR); + + nodeHash = 31*nodeHash + errorHash; + *pHashcode = nodeHash; + +cleanup: + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_Hashcode + * (see comments for PKIX_PL_HashcodeCallback in pkix_pl_system.h) + */ +static PKIX_Error * +pkix_VerifyNode_Hashcode( + PKIX_PL_Object *object, + PKIX_UInt32 *pHashcode, + void *plContext) +{ + PKIX_VerifyNode *node = NULL; + PKIX_UInt32 childrenHash = 0; + PKIX_UInt32 nodeHash = 0; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_Hashcode"); + PKIX_NULLCHECK_TWO(object, pHashcode); + + PKIX_CHECK(pkix_CheckType + (object, PKIX_VERIFYNODE_TYPE, plContext), + PKIX_OBJECTNOTVERIFYNODE); + + node = (PKIX_VerifyNode *)object; + + PKIX_CHECK(pkix_SingleVerifyNode_Hashcode + (node, &nodeHash, plContext), + PKIX_SINGLEVERIFYNODEHASHCODEFAILED); + + PKIX_HASHCODE + (node->children, + &childrenHash, + plContext, + PKIX_OBJECTHASHCODEFAILED); + + nodeHash = 31*nodeHash + childrenHash; + + *pHashcode = nodeHash; + +cleanup: + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_SingleVerifyNode_Equals + * DESCRIPTION: + * + * Compares for equality the components of the VerifyNode pointed to by + * "firstPN", other than its parents and children, with those of the + * VerifyNode pointed to by "secondPN" and stores the result at "pResult" + * (PKIX_TRUE if equal; PKIX_FALSE if not). + * + * PARAMETERS: + * "firstPN" + * Address of first of the VerifyNodes to be compared; must be non-NULL + * "secondPN" + * Address of second of the VerifyNodes to be compared; must be non-NULL + * "pResult" + * Address where Boolean will be stored; must be non-NULL + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Conditionally Thread Safe + * (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if function succeeds + * Returns a VerifyNode Error if the function fails in a non-fatal way. + * Returns a Fatal Error if the function fails in a fatal way + */ +static PKIX_Error * +pkix_SingleVerifyNode_Equals( + PKIX_VerifyNode *firstVN, + PKIX_VerifyNode *secondVN, + PKIX_Boolean *pResult, + void *plContext) +{ + PKIX_Boolean compResult = PKIX_FALSE; + + PKIX_ENTER(VERIFYNODE, "pkix_SingleVerifyNode_Equals"); + PKIX_NULLCHECK_THREE(firstVN, secondVN, pResult); + + /* If both references are identical, they must be equal */ + if (firstVN == secondVN) { + compResult = PKIX_TRUE; + goto cleanup; + } + + /* + * It seems we have to do the comparisons. Do + * the easiest ones first. + */ + if ((firstVN->depth) != (secondVN->depth)) { + goto cleanup; + } + + /* These fields must be non-NULL */ + PKIX_NULLCHECK_TWO(firstVN->verifyCert, secondVN->verifyCert); + + PKIX_EQUALS + (firstVN->verifyCert, + secondVN->verifyCert, + &compResult, + plContext, + PKIX_OBJECTEQUALSFAILED); + + if (compResult == PKIX_FALSE) { + goto cleanup; + } + + PKIX_EQUALS + (firstVN->error, + secondVN->error, + &compResult, + plContext, + PKIX_OBJECTEQUALSFAILED); + +cleanup: + + *pResult = compResult; + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_Equals + * (see comments for PKIX_PL_Equals_Callback in pkix_pl_system.h) + */ +static PKIX_Error * +pkix_VerifyNode_Equals( + PKIX_PL_Object *firstObject, + PKIX_PL_Object *secondObject, + PKIX_Boolean *pResult, + void *plContext) +{ + PKIX_VerifyNode *firstVN = NULL; + PKIX_VerifyNode *secondVN = NULL; + PKIX_UInt32 secondType; + PKIX_Boolean compResult = PKIX_FALSE; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_Equals"); + PKIX_NULLCHECK_THREE(firstObject, secondObject, pResult); + + /* test that firstObject is a VerifyNode */ + PKIX_CHECK(pkix_CheckType + (firstObject, PKIX_VERIFYNODE_TYPE, plContext), + PKIX_FIRSTOBJECTNOTVERIFYNODE); + + /* + * Since we know firstObject is a VerifyNode, + * if both references are identical, they must be equal + */ + if (firstObject == secondObject){ + compResult = PKIX_TRUE; + goto cleanup; + } + + /* + * If secondObject isn't a VerifyNode, we + * don't throw an error. We simply return FALSE. + */ + PKIX_CHECK(PKIX_PL_Object_GetType + (secondObject, &secondType, plContext), + PKIX_COULDNOTGETTYPEOFSECONDARGUMENT); + + if (secondType != PKIX_VERIFYNODE_TYPE) { + goto cleanup; + } + + /* + * Oh, well, we have to do the comparisons. Do + * the easiest ones first. + */ + firstVN = (PKIX_VerifyNode *)firstObject; + secondVN = (PKIX_VerifyNode *)secondObject; + + PKIX_CHECK(pkix_SingleVerifyNode_Equals + (firstVN, secondVN, &compResult, plContext), + PKIX_SINGLEVERIFYNODEEQUALSFAILED); + + if (compResult == PKIX_FALSE) { + goto cleanup; + } + + PKIX_EQUALS + (firstVN->children, + secondVN->children, + &compResult, + plContext, + PKIX_OBJECTEQUALSFAILEDONCHILDREN); + +cleanup: + + *pResult = compResult; + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_DuplicateHelper + * DESCRIPTION: + * + * Duplicates the VerifyNode whose address is pointed to by "original", + * and stores the result at "pNewNode", if a non-NULL pointer is provided + * for "pNewNode". In addition, the created VerifyNode is added as a child + * to "parent", if a non-NULL pointer is provided for "parent". Then this + * function is called recursively to duplicate each of the children of + * "original". At the top level this function is called with a null + * "parent" and a non-NULL "pNewNode". Below the top level "parent" will + * be non-NULL and "pNewNode" will be NULL. + * + * PARAMETERS: + * "original" + * Address of VerifyNode to be copied; must be non-NULL + * "parent" + * Address of VerifyNode to which the created node is to be added as a + * child; NULL for the top-level call and non-NULL below the top level + * "pNewNode" + * Address to store the node created; should be NULL if "parent" is + * non-NULL and vice versa + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Conditionally Thread Safe + * (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if function succeeds + * Returns a VerifyNode Error if the function fails in a non-fatal way. + * Returns a Fatal Error if the function fails in a fatal way + */ +static PKIX_Error * +pkix_VerifyNode_DuplicateHelper( + PKIX_VerifyNode *original, + PKIX_VerifyNode *parent, + PKIX_VerifyNode **pNewNode, + void *plContext) +{ + PKIX_UInt32 numChildren = 0; + PKIX_UInt32 childIndex = 0; + PKIX_List *children = NULL; /* List of PKIX_VerifyNode */ + PKIX_VerifyNode *copy = NULL; + PKIX_VerifyNode *child = NULL; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_DuplicateHelper"); + + PKIX_NULLCHECK_TWO + (original, original->verifyCert); + + /* + * These components are immutable, so copying the pointers + * is sufficient. The create function increments the reference + * counts as it stores the pointers into the new object. + */ + PKIX_CHECK(pkix_VerifyNode_Create + (original->verifyCert, + original->depth, + original->error, + ©, + plContext), + PKIX_VERIFYNODECREATEFAILED); + + /* Are there any children to duplicate? */ + children = original->children; + + if (children) { + PKIX_CHECK(PKIX_List_GetLength(children, &numChildren, plContext), + PKIX_LISTGETLENGTHFAILED); + } + + for (childIndex = 0; childIndex < numChildren; childIndex++) { + PKIX_CHECK(PKIX_List_GetItem + (children, + childIndex, + (PKIX_PL_Object **)&child, + plContext), + PKIX_LISTGETITEMFAILED); + + PKIX_CHECK(pkix_VerifyNode_DuplicateHelper + (child, copy, NULL, plContext), + PKIX_VERIFYNODEDUPLICATEHELPERFAILED); + + PKIX_DECREF(child); + } + + if (pNewNode) { + *pNewNode = copy; + copy = NULL; /* no DecRef if we give our handle away */ + } + +cleanup: + PKIX_DECREF(copy); + PKIX_DECREF(child); + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_Duplicate + * (see comments for PKIX_PL_Duplicate_Callback in pkix_pl_system.h) + */ +static PKIX_Error * +pkix_VerifyNode_Duplicate( + PKIX_PL_Object *object, + PKIX_PL_Object **pNewObject, + void *plContext) +{ + PKIX_VerifyNode *original = NULL; + PKIX_VerifyNode *copy = NULL; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_Duplicate"); + + PKIX_NULLCHECK_TWO(object, pNewObject); + + PKIX_CHECK(pkix_CheckType + (object, PKIX_VERIFYNODE_TYPE, plContext), + PKIX_OBJECTNOTVERIFYNODE); + + original = (PKIX_VerifyNode *)object; + + PKIX_CHECK(pkix_VerifyNode_DuplicateHelper + (original, NULL, ©, plContext), + PKIX_VERIFYNODEDUPLICATEHELPERFAILED); + + *pNewObject = (PKIX_PL_Object *)copy; + +cleanup: + + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: pkix_VerifyNode_RegisterSelf + * DESCRIPTION: + * + * Registers PKIX_VERIFYNODE_TYPE and its related + * functions with systemClasses[] + * + * THREAD SAFETY: + * Not Thread Safe - for performance and complexity reasons + * + * Since this function is only called by PKIX_PL_Initialize, + * which should only be called once, it is acceptable that + * this function is not thread-safe. + */ +PKIX_Error * +pkix_VerifyNode_RegisterSelf(void *plContext) +{ + + extern pkix_ClassTable_Entry systemClasses[PKIX_NUMTYPES]; + pkix_ClassTable_Entry entry; + + PKIX_ENTER(VERIFYNODE, "pkix_VerifyNode_RegisterSelf"); + + entry.description = "VerifyNode"; + entry.objCounter = 0; + entry.typeObjectSize = sizeof(PKIX_VerifyNode); + entry.destructor = pkix_VerifyNode_Destroy; + entry.equalsFunction = pkix_VerifyNode_Equals; + entry.hashcodeFunction = pkix_VerifyNode_Hashcode; + entry.toStringFunction = pkix_VerifyNode_ToString; + entry.comparator = NULL; + entry.duplicateFunction = pkix_VerifyNode_Duplicate; + + systemClasses[PKIX_VERIFYNODE_TYPE] = entry; + + PKIX_RETURN(VERIFYNODE); +} + +/* --Public-VerifyNode-Functions----------------------------------- */ + +/* + * FUNCTION: PKIX_VerifyNode_SetError + * DESCRIPTION: + * + * This function sets the Error field of the VerifyNode pointed to by "node" + * to contain the Error pointed to by "error". + * + * PARAMETERS: + * "node" + * The address of the VerifyNode to be modified. Must be non-NULL. + * "error" + * The address of the Error to be stored. + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Thread Safe (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if the function succeeds. + * Returns a Fatal Error if the function fails in an unrecoverable way. + */ +PKIX_Error * +pkix_VerifyNode_SetError( + PKIX_VerifyNode *node, + PKIX_Error *error, + void *plContext) +{ + + PKIX_ENTER(VERIFYNODE, "PKIX_VerifyNode_SetError"); + + PKIX_NULLCHECK_TWO(node, error); + + PKIX_DECREF(node->error); /* should have been NULL */ + PKIX_INCREF(error); + node->error = error; + +cleanup: + PKIX_RETURN(VERIFYNODE); +} + +/* + * FUNCTION: PKIX_VerifyNode_FindError + * DESCRIPTION: + * + * Finds meaningful error in the log. For now, just returns the first + * error it finds in. In the future the function should be changed to + * return a top priority error. + * + * PARAMETERS: + * "node" + * The address of the VerifyNode to be modified. Must be non-NULL. + * "error" + * The address of a pointer the error will be returned to. + * "plContext" + * Platform-specific context pointer. + * THREAD SAFETY: + * Thread Safe (see Thread Safety Definitions in Programmer's Guide) + * RETURNS: + * Returns NULL if the function succeeds. + * Returns a Fatal Error if the function fails in an unrecoverable way. + */ +PKIX_Error * +pkix_VerifyNode_FindError( + PKIX_VerifyNode *node, + PKIX_Error **error, + void *plContext) +{ + PKIX_VerifyNode *childNode = NULL; + + PKIX_ENTER(VERIFYNODE, "PKIX_VerifyNode_FindError"); + + /* Make sure the return address is initialized with NULL */ + PKIX_DECREF(*error); + + if (!node) + goto cleanup; + + /* First, try to get error from lowest level. */ + if (node->children) { + PKIX_UInt32 length = 0; + PKIX_UInt32 index = 0; + + PKIX_CHECK( + PKIX_List_GetLength(node->children, &length, + plContext), + PKIX_LISTGETLENGTHFAILED); + for (index = 0;index < length;index++) { + PKIX_CHECK( + PKIX_List_GetItem(node->children, index, + (PKIX_PL_Object**)&childNode, plContext), + PKIX_LISTGETITEMFAILED); + if (!childNode) + continue; + PKIX_CHECK( + pkix_VerifyNode_FindError(childNode, error, + plContext), + PKIX_VERIFYNODEFINDERRORFAILED); + PKIX_DECREF(childNode); + if (*error) { + goto cleanup; + } + } + } + + if (node->error && node->error->plErr) { + PKIX_INCREF(node->error); + *error = node->error; + } + +cleanup: + PKIX_DECREF(childNode); + + PKIX_RETURN(VERIFYNODE); +} |