RetroZilla/security/nss/lib/libpkix/pkix/util/pkix_errpaths.c

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2018-05-04 16:08:28 +02:00
/* 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/. */
2015-10-21 05:03:22 +02:00
/*
* pkix_errpaths.c
*
* Error Handling Helper Functions
*
*/
#define PKIX_STDVARS_POINTER
#include "pkix_error.h"
const PKIX_StdVars zeroStdVars;
PKIX_Error*
PKIX_DoThrow(PKIX_StdVars * stdVars, PKIX_ERRORCLASS errClass,
PKIX_ERRORCODE errCode, PKIX_ERRORCLASS overrideClass,
void *plContext)
{
if (!pkixErrorReceived && !pkixErrorResult && pkixErrorList) {
pkixTempResult = PKIX_List_GetItem(pkixErrorList, 0,
(PKIX_PL_Object**)&pkixReturnResult,
plContext);
} else {
pkixTempResult = (PKIX_Error*)pkix_Throw(errClass, myFuncName, errCode,
overrideClass, pkixErrorResult,
&pkixReturnResult, plContext);
}
if (pkixReturnResult) {
if (pkixErrorResult != PKIX_ALLOC_ERROR()) {
PKIX_DECREF(pkixErrorResult);
}
pkixTempResult = pkixReturnResult;
} else if (pkixErrorResult) {
if (pkixTempResult != PKIX_ALLOC_ERROR()) {
PKIX_DECREF(pkixTempResult);
}
pkixTempResult = pkixErrorResult;
}
if (pkixErrorList) {
PKIX_PL_Object_DecRef((PKIX_PL_Object*)pkixErrorList, plContext);
pkixErrorList = NULL;
}
return pkixTempResult;
}
PKIX_Error *
PKIX_DoReturn(PKIX_StdVars * stdVars, PKIX_ERRORCLASS errClass,
PKIX_Boolean doLogger, void *plContext)
{
PKIX_OBJECT_UNLOCK(lockedObject);
if (pkixErrorReceived || pkixErrorResult || pkixErrorList)
return PKIX_DoThrow(stdVars, errClass, pkixErrorCode, pkixErrorClass,
plContext);
/* PKIX_DEBUG_EXIT(type); */
if (doLogger)
_PKIX_DEBUG_TRACE(pkixLoggersDebugTrace, "<<<", PKIX_LOGGER_LEVEL_TRACE);
return NULL;
}
/* PKIX_DoAddError - creates the list of received error if it does not exist
* yet and adds newly received error into the list. */
void
PKIX_DoAddError(PKIX_StdVars *stdVars, PKIX_Error *error, void * plContext)
{
PKIX_List *localList = NULL;
PKIX_Error *localError = NULL;
PKIX_Boolean listCreated = PKIX_FALSE;
if (!pkixErrorList) {
localError = PKIX_List_Create(&localList, plContext);
if (localError)
goto cleanup;
listCreated = PKIX_TRUE;
} else {
localList = pkixErrorList;
}
localError = PKIX_List_AppendItem(localList, (PKIX_PL_Object*)error,
plContext);
PORT_Assert (localError == NULL);
if (localError != NULL) {
if (listCreated) {
/* ignore the error code of DecRef function */
PKIX_PL_Object_DecRef((PKIX_PL_Object*)localList, plContext);
localList = NULL;
}
} else {
pkixErrorList = localList;
}
cleanup:
if (localError && localError != PKIX_ALLOC_ERROR()) {
PKIX_PL_Object_DecRef((PKIX_PL_Object*)localError, plContext);
}
if (error && error != PKIX_ALLOC_ERROR()) {
PKIX_PL_Object_DecRef((PKIX_PL_Object*)error, plContext);
}
}