The Tor Browser: security/nss/lib/libpkix/pkix/util/pkix

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     4 /*

     5  * pkix_errpaths.c

     6  *

     7  * Error Handling Helper Functions

     8  *

     9  */

    11 #define PKIX_STDVARS_POINTER

    12 #include "pkix_error.h"

    14 const PKIX_StdVars zeroStdVars;

    16 PKIX_Error*

    17 PKIX_DoThrow(PKIX_StdVars * stdVars, PKIX_ERRORCLASS errClass,

    18              PKIX_ERRORCODE errCode, PKIX_ERRORCLASS overrideClass,

    19              void *plContext)

    20 {

    21     if (!pkixErrorReceived && !pkixErrorResult && pkixErrorList) {

    22         pkixTempResult = PKIX_List_GetItem(pkixErrorList, 0,

    23                          (PKIX_PL_Object**)&pkixReturnResult,

    24                                            plContext);

    25     } else {

    26         pkixTempResult = (PKIX_Error*)pkix_Throw(errClass, myFuncName, errCode,

    27                                                  overrideClass, pkixErrorResult,

    28                                                  &pkixReturnResult, plContext);

    29     }

    30     if (pkixReturnResult) {

    31         if (pkixErrorResult != PKIX_ALLOC_ERROR()) {

    32             PKIX_DECREF(pkixErrorResult);

    33         }

    34         pkixTempResult = pkixReturnResult;

    35     } else if (pkixErrorResult) {

    36         if (pkixTempResult != PKIX_ALLOC_ERROR()) {

    37             PKIX_DECREF(pkixTempResult);

    38         }

    39         pkixTempResult = pkixErrorResult;

    40     }

    41     if (pkixErrorList) {

    42         PKIX_PL_Object_DecRef((PKIX_PL_Object*)pkixErrorList, plContext);

    43         pkixErrorList = NULL;

    44     }

    45     return pkixTempResult;

    46 }

    48 PKIX_Error *

    49 PKIX_DoReturn(PKIX_StdVars * stdVars, PKIX_ERRORCLASS errClass,

    50               PKIX_Boolean doLogger, void *plContext)

    51 {

    52     PKIX_OBJECT_UNLOCK(lockedObject);

    53     if (pkixErrorReceived || pkixErrorResult || pkixErrorList)

    54 	return PKIX_DoThrow(stdVars, errClass, pkixErrorCode, pkixErrorClass,

    55                              plContext);

    56     /* PKIX_DEBUG_EXIT(type); */

    57     if (doLogger)

    58 	_PKIX_DEBUG_TRACE(pkixLoggersDebugTrace, "<<<", PKIX_LOGGER_LEVEL_TRACE);

    59     return NULL;

    60 }

    62 /* PKIX_DoAddError - creates the list of received error if it does not exist

    63  * yet and adds newly received error into the list. */

    64 void

    65 PKIX_DoAddError(PKIX_StdVars *stdVars, PKIX_Error *error, void * plContext)

    66 {

    67     PKIX_List *localList = NULL;

    68     PKIX_Error *localError = NULL;

    69     PKIX_Boolean listCreated = PKIX_FALSE;

    71     if (!pkixErrorList) {

    72         localError = PKIX_List_Create(&localList, plContext);

    73         if (localError)

    74             goto cleanup;

    75         listCreated = PKIX_TRUE;

    76     } else {

    77         localList = pkixErrorList;

    78     }

    80     localError = PKIX_List_AppendItem(localList, (PKIX_PL_Object*)error,

    81                                       plContext);

    82     PORT_Assert (localError == NULL);

    83     if (localError != NULL) {

    84         if (listCreated) {

    85             /* ignore the error code of DecRef function */

    86             PKIX_PL_Object_DecRef((PKIX_PL_Object*)localList, plContext);

    87             localList = NULL;

    88         }

    89     } else {

    90         pkixErrorList = localList;

    91     }

    93 cleanup:

    95     if (localError && localError != PKIX_ALLOC_ERROR()) {

    96         PKIX_PL_Object_DecRef((PKIX_PL_Object*)localError, plContext);

    97     }

    99     if (error && error != PKIX_ALLOC_ERROR()) {

   100         PKIX_PL_Object_DecRef((PKIX_PL_Object*)error, plContext);

   101     }

   102 }

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