| /* 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/. */ |
| |
| /* |
| * X.509 Extension Encoding |
| */ |
| |
| #include "prtypes.h" |
| #include "seccomon.h" |
| #include "secdert.h" |
| #include "secoidt.h" |
| #include "secasn1t.h" |
| #include "secasn1.h" |
| #include "cert.h" |
| #include "secder.h" |
| #include "prprf.h" |
| #include "xconst.h" |
| #include "genname.h" |
| #include "secasn1.h" |
| #include "secerr.h" |
| |
| static const SEC_ASN1Template CERTSubjectKeyIDTemplate[] = { |
| { SEC_ASN1_OCTET_STRING } |
| }; |
| |
| static const SEC_ASN1Template CERTIA5TypeTemplate[] = { |
| { SEC_ASN1_IA5_STRING } |
| }; |
| |
| SEC_ASN1_MKSUB(SEC_GeneralizedTimeTemplate) |
| |
| static const SEC_ASN1Template CERTPrivateKeyUsagePeriodTemplate[] = { |
| { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(CERTPrivKeyUsagePeriod) }, |
| { SEC_ASN1_OPTIONAL | SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 0, |
| offsetof(CERTPrivKeyUsagePeriod, notBefore), |
| SEC_ASN1_SUB(SEC_GeneralizedTimeTemplate) }, |
| { SEC_ASN1_OPTIONAL | SEC_ASN1_CONTEXT_SPECIFIC | SEC_ASN1_XTRN | 1, |
| offsetof(CERTPrivKeyUsagePeriod, notAfter), |
| SEC_ASN1_SUB(SEC_GeneralizedTimeTemplate) }, |
| { 0 } |
| }; |
| |
| const SEC_ASN1Template CERTAltNameTemplate[] = { |
| { SEC_ASN1_CONSTRUCTED, offsetof(CERTAltNameEncodedContext, encodedGenName), |
| CERT_GeneralNamesTemplate } |
| }; |
| |
| const SEC_ASN1Template CERTAuthInfoAccessItemTemplate[] = { |
| { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(CERTAuthInfoAccess) }, |
| { SEC_ASN1_OBJECT_ID, offsetof(CERTAuthInfoAccess, method) }, |
| { SEC_ASN1_ANY, offsetof(CERTAuthInfoAccess, derLocation) }, |
| { 0 } |
| }; |
| |
| const SEC_ASN1Template CERTAuthInfoAccessTemplate[] = { |
| { SEC_ASN1_SEQUENCE_OF, 0, CERTAuthInfoAccessItemTemplate } |
| }; |
| |
| SECStatus |
| CERT_EncodeSubjectKeyID(PLArenaPool *arena, const SECItem *srcString, |
| SECItem *encodedValue) |
| { |
| SECStatus rv = SECSuccess; |
| |
| if (!srcString) { |
| PORT_SetError(SEC_ERROR_INVALID_ARGS); |
| return SECFailure; |
| } |
| if (SEC_ASN1EncodeItem(arena, encodedValue, srcString, |
| CERTSubjectKeyIDTemplate) == NULL) { |
| rv = SECFailure; |
| } |
| |
| return (rv); |
| } |
| |
| SECStatus |
| CERT_EncodePrivateKeyUsagePeriod(PLArenaPool *arena, |
| CERTPrivKeyUsagePeriod *pkup, |
| SECItem *encodedValue) |
| { |
| SECStatus rv = SECSuccess; |
| |
| if (SEC_ASN1EncodeItem(arena, encodedValue, pkup, |
| CERTPrivateKeyUsagePeriodTemplate) == NULL) { |
| rv = SECFailure; |
| } |
| return (rv); |
| } |
| |
| CERTPrivKeyUsagePeriod * |
| CERT_DecodePrivKeyUsagePeriodExtension(PLArenaPool *arena, SECItem *extnValue) |
| { |
| SECStatus rv; |
| CERTPrivKeyUsagePeriod *pPeriod; |
| SECItem newExtnValue; |
| |
| /* allocate the certificate policies structure */ |
| pPeriod = PORT_ArenaZNew(arena, CERTPrivKeyUsagePeriod); |
| if (pPeriod == NULL) { |
| goto loser; |
| } |
| |
| pPeriod->arena = arena; |
| |
| /* copy the DER into the arena, since Quick DER returns data that points |
| into the DER input, which may get freed by the caller */ |
| rv = SECITEM_CopyItem(arena, &newExtnValue, extnValue); |
| if (rv != SECSuccess) { |
| goto loser; |
| } |
| |
| rv = SEC_QuickDERDecodeItem( |
| arena, pPeriod, CERTPrivateKeyUsagePeriodTemplate, &newExtnValue); |
| if (rv != SECSuccess) { |
| goto loser; |
| } |
| return pPeriod; |
| |
| loser: |
| return NULL; |
| } |
| |
| SECStatus |
| CERT_EncodeIA5TypeExtension(PLArenaPool *arena, char *value, |
| SECItem *encodedValue) |
| { |
| SECItem encodeContext; |
| SECStatus rv = SECSuccess; |
| |
| PORT_Memset(&encodeContext, 0, sizeof(encodeContext)); |
| |
| if (value != NULL) { |
| encodeContext.data = (unsigned char *)value; |
| encodeContext.len = strlen(value); |
| } |
| if (SEC_ASN1EncodeItem(arena, encodedValue, &encodeContext, |
| CERTIA5TypeTemplate) == NULL) { |
| rv = SECFailure; |
| } |
| |
| return (rv); |
| } |
| |
| SECStatus |
| CERT_EncodeAltNameExtension(PLArenaPool *arena, CERTGeneralName *value, |
| SECItem *encodedValue) |
| { |
| SECItem **encodedGenName; |
| SECStatus rv = SECSuccess; |
| |
| encodedGenName = cert_EncodeGeneralNames(arena, value); |
| if (SEC_ASN1EncodeItem(arena, encodedValue, &encodedGenName, |
| CERT_GeneralNamesTemplate) == NULL) { |
| rv = SECFailure; |
| } |
| |
| return rv; |
| } |
| |
| CERTGeneralName * |
| CERT_DecodeAltNameExtension(PLArenaPool *reqArena, SECItem *EncodedAltName) |
| { |
| SECStatus rv = SECSuccess; |
| CERTAltNameEncodedContext encodedContext; |
| SECItem *newEncodedAltName; |
| |
| if (!reqArena) { |
| PORT_SetError(SEC_ERROR_INVALID_ARGS); |
| return NULL; |
| } |
| |
| newEncodedAltName = SECITEM_ArenaDupItem(reqArena, EncodedAltName); |
| if (!newEncodedAltName) { |
| return NULL; |
| } |
| |
| encodedContext.encodedGenName = NULL; |
| PORT_Memset(&encodedContext, 0, sizeof(CERTAltNameEncodedContext)); |
| rv = SEC_QuickDERDecodeItem(reqArena, &encodedContext, |
| CERT_GeneralNamesTemplate, newEncodedAltName); |
| if (rv == SECFailure) { |
| goto loser; |
| } |
| if (encodedContext.encodedGenName && encodedContext.encodedGenName[0]) |
| return cert_DecodeGeneralNames(reqArena, encodedContext.encodedGenName); |
| /* Extension contained an empty GeneralNames sequence */ |
| /* Treat as extension not found */ |
| PORT_SetError(SEC_ERROR_EXTENSION_NOT_FOUND); |
| loser: |
| return NULL; |
| } |
| |
| SECStatus |
| CERT_EncodeNameConstraintsExtension(PLArenaPool *arena, |
| CERTNameConstraints *value, |
| SECItem *encodedValue) |
| { |
| SECStatus rv = SECSuccess; |
| |
| rv = cert_EncodeNameConstraints(value, arena, encodedValue); |
| return rv; |
| } |
| |
| CERTNameConstraints * |
| CERT_DecodeNameConstraintsExtension(PLArenaPool *arena, |
| const SECItem *encodedConstraints) |
| { |
| return cert_DecodeNameConstraints(arena, encodedConstraints); |
| } |
| |
| CERTAuthInfoAccess ** |
| CERT_DecodeAuthInfoAccessExtension(PLArenaPool *reqArena, |
| const SECItem *encodedExtension) |
| { |
| CERTAuthInfoAccess **info = NULL; |
| SECStatus rv; |
| int i; |
| SECItem *newEncodedExtension; |
| |
| if (!reqArena) { |
| PORT_SetError(SEC_ERROR_INVALID_ARGS); |
| return NULL; |
| } |
| |
| newEncodedExtension = SECITEM_ArenaDupItem(reqArena, encodedExtension); |
| if (!newEncodedExtension) { |
| return NULL; |
| } |
| |
| rv = SEC_QuickDERDecodeItem(reqArena, &info, CERTAuthInfoAccessTemplate, |
| newEncodedExtension); |
| if (rv != SECSuccess || info == NULL) { |
| return NULL; |
| } |
| |
| for (i = 0; info[i] != NULL; i++) { |
| info[i]->location = |
| CERT_DecodeGeneralName(reqArena, &(info[i]->derLocation), NULL); |
| } |
| return info; |
| } |
| |
| SECStatus |
| CERT_EncodeInfoAccessExtension(PLArenaPool *arena, CERTAuthInfoAccess **info, |
| SECItem *dest) |
| { |
| SECItem *dummy; |
| int i; |
| |
| PORT_Assert(info != NULL); |
| PORT_Assert(dest != NULL); |
| if (info == NULL || dest == NULL) { |
| return SECFailure; |
| } |
| |
| for (i = 0; info[i] != NULL; i++) { |
| if (CERT_EncodeGeneralName(info[i]->location, &(info[i]->derLocation), |
| arena) == NULL) |
| /* Note that this may leave some of the locations filled in. */ |
| return SECFailure; |
| } |
| dummy = SEC_ASN1EncodeItem(arena, dest, &info, CERTAuthInfoAccessTemplate); |
| if (dummy == NULL) { |
| return SECFailure; |
| } |
| return SECSuccess; |
| } |