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Hakase
2020-01-17 19:45:12 +09:00
parent 016df9f433
commit 0f7abb4eb6
1100 changed files with 47785 additions and 16292 deletions
Download Patch File Download Diff File Expand all files Collapse all files
crypto/cmp/build.info
+2 -1
View File
@@ -1,2 +1,3 @@
LIBS=../../libcrypto
SOURCE[../../libcrypto]= cmp_asn.c cmp_ctx.c cmp_err.c cmp_util.c
SOURCE[../../libcrypto]= cmp_asn.c cmp_ctx.c cmp_err.c cmp_util.c \
cmp_status.c cmp_hdr.c cmp_protect.c cmp_msg.c
crypto/cmp/cmp_asn.c
+4 -5
View File
@@ -164,7 +164,7 @@ int OSSL_CMP_ITAV_push0_stack_item(STACK_OF(OSSL_CMP_ITAV) **itav_sk_p,
{
int created = 0;
if (itav_sk_p == NULL) {
if (itav_sk_p == NULL || itav == NULL) {
CMPerr(0, CMP_R_NULL_ARGUMENT);
goto err;
}
@@ -174,11 +174,10 @@ int OSSL_CMP_ITAV_push0_stack_item(STACK_OF(OSSL_CMP_ITAV) **itav_sk_p,
goto err;
created = 1;
}
if (itav != NULL) {
if (!sk_OSSL_CMP_ITAV_push(*itav_sk_p, itav))
goto err;
}
if (!sk_OSSL_CMP_ITAV_push(*itav_sk_p, itav))
goto err;
return 1;
err:
if (created != 0) {
sk_OSSL_CMP_ITAV_free(*itav_sk_p);
crypto/cmp/cmp_ctx.c
+23 -8
View File
@@ -68,14 +68,21 @@ STACK_OF(X509) *OSSL_CMP_CTX_get0_untrusted_certs(const OSSL_CMP_CTX *ctx)
*/
int OSSL_CMP_CTX_set1_untrusted_certs(OSSL_CMP_CTX *ctx, STACK_OF(X509) *certs)
{
STACK_OF(X509) *untrusted_certs;
if (ctx == NULL) {
CMPerr(0, CMP_R_NULL_ARGUMENT);
return 0;
}
sk_X509_pop_free(ctx->untrusted_certs, X509_free);
if ((ctx->untrusted_certs = sk_X509_new_null()) == NULL)
if ((untrusted_certs = sk_X509_new_null()) == NULL)
return 0;
return ossl_cmp_sk_X509_add1_certs(ctx->untrusted_certs, certs, 0, 1, 0);
if (ossl_cmp_sk_X509_add1_certs(untrusted_certs, certs, 0, 1, 0) != 1)
goto err;
sk_X509_pop_free(ctx->untrusted_certs, X509_free);
ctx->untrusted_certs = untrusted_certs;
return 1;
err:
sk_X509_pop_free(untrusted_certs, X509_free);
return 0;
}
/*
@@ -195,7 +202,7 @@ void OSSL_CMP_CTX_free(OSSL_CMP_CTX *ctx)
int ossl_cmp_ctx_set_status(OSSL_CMP_CTX *ctx, int status)
{
if (!ossl_assert(ctx != NULL))
return 0;
return 0;
ctx->status = status;
return 1;
}
@@ -373,13 +380,19 @@ int OSSL_CMP_CTX_set1_referenceValue(OSSL_CMP_CTX *ctx,
int OSSL_CMP_CTX_set1_secretValue(OSSL_CMP_CTX *ctx, const unsigned char *sec,
const int len)
{
ASN1_OCTET_STRING *secretValue = NULL;
if (ctx == NULL) {
CMPerr(0, CMP_R_NULL_ARGUMENT);
return 0;
}
if (ctx->secretValue != NULL)
if (ossl_cmp_asn1_octet_string_set1_bytes(&secretValue, sec, len) != 1)
return 0;
if (ctx->secretValue != NULL) {
OPENSSL_cleanse(ctx->secretValue->data, ctx->secretValue->length);
return ossl_cmp_asn1_octet_string_set1_bytes(&ctx->secretValue, sec, len);
ASN1_OCTET_STRING_free(ctx->secretValue);
}
ctx->secretValue = secretValue;
return 1;
}
/*
@@ -933,7 +946,8 @@ int OSSL_CMP_CTX_get_failInfoCode(const OSSL_CMP_CTX *ctx)
* Sets a Boolean or integer option of the context to the "val" arg.
* Returns 1 on success, 0 on error
*/
int OSSL_CMP_CTX_set_option(OSSL_CMP_CTX *ctx, int opt, int val) {
int OSSL_CMP_CTX_set_option(OSSL_CMP_CTX *ctx, int opt, int val)
{
int min_val;
if (ctx == NULL) {
@@ -1036,7 +1050,8 @@ int OSSL_CMP_CTX_set_option(OSSL_CMP_CTX *ctx, int opt, int val) {
* Reads a Boolean or integer option value from the context.
* Returns -1 on error (which is the default OSSL_CMP_OPT_REVOCATION_REASON)
*/
int OSSL_CMP_CTX_get_option(const OSSL_CMP_CTX *ctx, int opt) {
int OSSL_CMP_CTX_get_option(const OSSL_CMP_CTX *ctx, int opt)
{
if (ctx == NULL) {
CMPerr(0, CMP_R_NULL_ARGUMENT);
return -1;
crypto/cmp/cmp_err.c
+60 -3
View File
@@ -1,7 +1,6 @@
/*
* Copyright 2007-2019 The OpenSSL Project Authors. All Rights Reserved.
* Copyright Nokia 2007-2019
* Copyright Siemens AG 2015-2019
* Generated by util/mkerr.pl DO NOT EDIT
* Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
@@ -15,11 +14,69 @@
#ifndef OPENSSL_NO_ERR
static const ERR_STRING_DATA CMP_str_reasons[] = {
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_BAD_REQUEST_ID), "bad request id"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_CERTID_NOT_FOUND), "certid not found"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_CERTIFICATE_NOT_FOUND),
"certificate not found"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_CERTRESPONSE_NOT_FOUND),
"certresponse not found"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_CERT_AND_KEY_DO_NOT_MATCH),
"cert and key do not match"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CALCULATING_PROTECTION),
"error calculating protection"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_CERTCONF),
"error creating certconf"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_CERTREP),
"error creating certrep"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_ERROR),
"error creating error"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_GENM),
"error creating genm"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_GENP),
"error creating genp"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_P10CR),
"error creating p10cr"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_PKICONF),
"error creating pkiconf"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_POLLREP),
"error creating pollrep"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_POLLREQ),
"error creating pollreq"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_RP), "error creating rp"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_CREATING_RR), "error creating rr"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_PARSING_PKISTATUS),
"error parsing pkistatus"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_PROTECTING_MESSAGE),
"error protecting message"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_ERROR_SETTING_CERTHASH),
"error setting certhash"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_FAILURE_OBTAINING_RANDOM),
"failure obtaining random"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_FAIL_INFO_OUT_OF_RANGE),
"fail info out of range"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_INVALID_ARGS), "invalid args"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_MISSING_KEY_INPUT_FOR_CREATING_PROTECTION),
"missing key input for creating protection"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_MISSING_PRIVATE_KEY),
"missing private key"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_MISSING_SENDER_IDENTIFICATION),
"missing sender identification"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_MULTIPLE_SAN_SOURCES),
"multiple san sources"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_NO_STDIO), "no stdio"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_NULL_ARGUMENT), "null argument"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_PKISTATUSINFO_NOT_FOUND),
"pkistatusinfo not found"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_UNEXPECTED_PKIBODY), "unexpected pkibody"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_UNKNOWN_ALGORITHM_ID),
"unknown algorithm id"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_UNKNOWN_CERT_TYPE), "unknown cert type"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_UNSUPPORTED_ALGORITHM),
"unsupported algorithm"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_UNSUPPORTED_KEY_TYPE),
"unsupported key type"},
{ERR_PACK(ERR_LIB_CMP, 0, CMP_R_WRONG_ALGORITHM_OID),
"wrong algorithm oid"},
{0, NULL}
};
crypto/cmp/cmp_hdr.c
+377
View File
@@ -0,0 +1,377 @@
/*
* Copyright 2007-2019 The OpenSSL Project Authors. All Rights Reserved.
* Copyright Nokia 2007-2019
* Copyright Siemens AG 2015-2019
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/* CMP functions for PKIHeader handling */
#include "cmp_local.h"
#include <openssl/rand.h>
/* explicit #includes not strictly needed since implied by the above: */
#include <openssl/asn1t.h>
#include <openssl/cmp.h>
#include <openssl/err.h>
int ossl_cmp_hdr_set_pvno(OSSL_CMP_PKIHEADER *hdr, int pvno)
{
if (!ossl_assert(hdr != NULL))
return 0;
return ASN1_INTEGER_set(hdr->pvno, pvno);
}
int ossl_cmp_hdr_get_pvno(const OSSL_CMP_PKIHEADER *hdr)
{
int64_t pvno;
if (!ossl_assert(hdr != NULL))
return -1;
if (!ASN1_INTEGER_get_int64(&pvno, hdr->pvno) || pvno < 0 || pvno > INT_MAX)
return -1;
return (int)pvno;
}
ASN1_OCTET_STRING *OSSL_CMP_HDR_get0_transactionID(const OSSL_CMP_PKIHEADER *hdr)
{
if (hdr == NULL) {
CMPerr(0, CMP_R_NULL_ARGUMENT);
return NULL;
}
return hdr->transactionID;
}
ASN1_OCTET_STRING *ossl_cmp_hdr_get0_senderNonce(const OSSL_CMP_PKIHEADER *hdr)
{
if (!ossl_assert(hdr != NULL))
return NULL;
return hdr->senderNonce;
}
ASN1_OCTET_STRING *OSSL_CMP_HDR_get0_recipNonce(const OSSL_CMP_PKIHEADER *hdr)
{
if (hdr == NULL) {
CMPerr(0, CMP_R_NULL_ARGUMENT);
return NULL;
}
return hdr->recipNonce;
}
/* assign to *tgt a copy of src (which may be NULL to indicate an empty DN) */
static int set1_general_name(GENERAL_NAME **tgt, const X509_NAME *src)
{
GENERAL_NAME *gen;
if (!ossl_assert(tgt != NULL))
return 0;
if ((gen = GENERAL_NAME_new()) == NULL)
goto err;
gen->type = GEN_DIRNAME;
if (src == NULL) { /* NULL-DN */
if ((gen->d.directoryName = X509_NAME_new()) == NULL)
goto err;
} else if (!X509_NAME_set(&gen->d.directoryName, src)) {
goto err;
}
GENERAL_NAME_free(*tgt);
*tgt = gen;
return 1;
err:
GENERAL_NAME_free(gen);
return 0;
}
/*
* Set the sender name in PKIHeader.
* when nm is NULL, sender is set to an empty string
* returns 1 on success, 0 on error
*/
int ossl_cmp_hdr_set1_sender(OSSL_CMP_PKIHEADER *hdr, const X509_NAME *nm)
{
if (!ossl_assert(hdr != NULL))
return 0;
return set1_general_name(&hdr->sender, nm);
}
int ossl_cmp_hdr_set1_recipient(OSSL_CMP_PKIHEADER *hdr, const X509_NAME *nm)
{
if (!ossl_assert(hdr != NULL))
return 0;
return set1_general_name(&hdr->recipient, nm);
}
int ossl_cmp_hdr_update_messageTime(OSSL_CMP_PKIHEADER *hdr)
{
if (!ossl_assert(hdr != NULL))
return 0;
if (hdr->messageTime == NULL
&& (hdr->messageTime = ASN1_GENERALIZEDTIME_new()) == NULL)
return 0;
return ASN1_GENERALIZEDTIME_set(hdr->messageTime, time(NULL)) != NULL;
}
/* assign to *tgt a copy of src (or if NULL a random byte array of given len) */
static int set1_aostr_else_random(ASN1_OCTET_STRING **tgt,
const ASN1_OCTET_STRING *src, size_t len)
{
unsigned char *bytes = NULL;
int res = 0;
if (src == NULL) { /* generate a random value if src == NULL */
if ((bytes = OPENSSL_malloc(len)) == NULL)
goto err;
if (RAND_bytes(bytes, len) <= 0) {
CMPerr(0, CMP_R_FAILURE_OBTAINING_RANDOM);
goto err;
}
res = ossl_cmp_asn1_octet_string_set1_bytes(tgt, bytes, len);
} else {
res = ossl_cmp_asn1_octet_string_set1(tgt, src);
}
err:
OPENSSL_free(bytes);
return res;
}
int ossl_cmp_hdr_set1_senderKID(OSSL_CMP_PKIHEADER *hdr,
const ASN1_OCTET_STRING *senderKID)
{
if (!ossl_assert(hdr != NULL))
return 0;
return ossl_cmp_asn1_octet_string_set1(&hdr->senderKID, senderKID);
}
/* push the given text string to the given PKIFREETEXT ft */
int ossl_cmp_pkifreetext_push_str(OSSL_CMP_PKIFREETEXT *ft, const char *text)
{
ASN1_UTF8STRING *utf8string;
if (!ossl_assert(ft != NULL && text != NULL))
return 0;
if ((utf8string = ASN1_UTF8STRING_new()) == NULL)
return 0;
if (!ASN1_STRING_set(utf8string, text, -1))
goto err;
if (!sk_ASN1_UTF8STRING_push(ft, utf8string))
goto err;
return 1;
err:
ASN1_UTF8STRING_free(utf8string);
return 0;
}
int ossl_cmp_hdr_push0_freeText(OSSL_CMP_PKIHEADER *hdr, ASN1_UTF8STRING *text)
{
if (!ossl_assert(hdr != NULL && text != NULL))
return 0;
if (hdr->freeText == NULL
&& (hdr->freeText = sk_ASN1_UTF8STRING_new_null()) == NULL)
return 0;
return sk_ASN1_UTF8STRING_push(hdr->freeText, text);
}
int ossl_cmp_hdr_push1_freeText(OSSL_CMP_PKIHEADER *hdr, ASN1_UTF8STRING *text)
{
if (!ossl_assert(hdr != NULL && text != NULL))
return 0;
if (hdr->freeText == NULL
&& (hdr->freeText = sk_ASN1_UTF8STRING_new_null()) == NULL)
return 0;
return ossl_cmp_pkifreetext_push_str(hdr->freeText, (char *)text->data);
}
int ossl_cmp_hdr_generalInfo_push0_item(OSSL_CMP_PKIHEADER *hdr,
OSSL_CMP_ITAV *itav)
{
if (!ossl_assert(hdr != NULL && itav != NULL))
return 0;
return OSSL_CMP_ITAV_push0_stack_item(&hdr->generalInfo, itav);
}
int ossl_cmp_hdr_generalInfo_push1_items(OSSL_CMP_PKIHEADER *hdr,
STACK_OF(OSSL_CMP_ITAV) *itavs)
{
int i;
OSSL_CMP_ITAV *itav;
if (!ossl_assert(hdr != NULL))
return 0;
for (i = 0; i < sk_OSSL_CMP_ITAV_num(itavs); i++) {
itav = OSSL_CMP_ITAV_dup(sk_OSSL_CMP_ITAV_value(itavs, i));
if (itav == NULL)
return 0;
if (!ossl_cmp_hdr_generalInfo_push0_item(hdr, itav)) {
OSSL_CMP_ITAV_free(itav);
return 0;
}
}
return 1;
}
int ossl_cmp_hdr_set_implicitConfirm(OSSL_CMP_PKIHEADER *hdr)
{
OSSL_CMP_ITAV *itav;
ASN1_TYPE *asn1null;
if (!ossl_assert(hdr != NULL))
return 0;
asn1null = (ASN1_TYPE *)ASN1_NULL_new();
if (asn1null == NULL)
return 0;
if ((itav = OSSL_CMP_ITAV_create(OBJ_nid2obj(NID_id_it_implicitConfirm),
asn1null)) == NULL)
goto err;
if (!ossl_cmp_hdr_generalInfo_push0_item(hdr, itav))
goto err;
return 1;
err:
ASN1_TYPE_free(asn1null);
OSSL_CMP_ITAV_free(itav);
return 0;
}
/* return 1 if implicitConfirm in the generalInfo field of the header is set */
int ossl_cmp_hdr_check_implicitConfirm(const OSSL_CMP_PKIHEADER *hdr)
{
int itavCount;
int i;
OSSL_CMP_ITAV *itav;
if (!ossl_assert(hdr != NULL))
return 0;
itavCount = sk_OSSL_CMP_ITAV_num(hdr->generalInfo);
for (i = 0; i < itavCount; i++) {
itav = sk_OSSL_CMP_ITAV_value(hdr->generalInfo, i);
if (itav != NULL
&& OBJ_obj2nid(itav->infoType) == NID_id_it_implicitConfirm)
return 1;
}
return 0;
}
/* fill in all fields of the hdr according to the info given in ctx */
int ossl_cmp_hdr_init(OSSL_CMP_CTX *ctx, OSSL_CMP_PKIHEADER *hdr)
{
X509_NAME *sender;
X509_NAME *rcp = NULL;
if (!ossl_assert(ctx != NULL && hdr != NULL))
return 0;
/* set the CMP version */
if (!ossl_cmp_hdr_set_pvno(hdr, OSSL_CMP_PVNO))
return 0;
sender = ctx->clCert != NULL ?
X509_get_subject_name(ctx->clCert) : ctx->subjectName;
/*
* The sender name is copied from the subject of the client cert, if any,
* or else from the the subject name provided for certification requests.
* As required by RFC 4210 section 5.1.1., if the sender name is not known
* to the client it set to NULL-DN. In this case for identification at least
* the senderKID must be set, which we take from any referenceValue given.
*/
if (sender == NULL && ctx->referenceValue == NULL) {
CMPerr(0, CMP_R_MISSING_SENDER_IDENTIFICATION);
return 0;
}
if (!ossl_cmp_hdr_set1_sender(hdr, sender))
return 0;
/* determine recipient entry in PKIHeader */
if (ctx->srvCert != NULL) {
rcp = X509_get_subject_name(ctx->srvCert);
/* set also as expected_sender of responses unless set explicitly */
if (ctx->expected_sender == NULL && rcp != NULL
&& !OSSL_CMP_CTX_set1_expected_sender(ctx, rcp))
return 0;
} else if (ctx->recipient != NULL) {
rcp = ctx->recipient;
} else if (ctx->issuer != NULL) {
rcp = ctx->issuer;
} else if (ctx->oldCert != NULL) {
rcp = X509_get_issuer_name(ctx->oldCert);
} else if (ctx->clCert != NULL) {
rcp = X509_get_issuer_name(ctx->clCert);
}
if (!ossl_cmp_hdr_set1_recipient(hdr, rcp))
return 0;
/* set current time as message time */
if (!ossl_cmp_hdr_update_messageTime(hdr))
return 0;
if (ctx->recipNonce != NULL
&& !ossl_cmp_asn1_octet_string_set1(&hdr->recipNonce,
ctx->recipNonce))
return 0;
/*
* set ctx->transactionID in CMP header
* if ctx->transactionID is NULL, a random one is created with 128 bit
* according to section 5.1.1:
*
* It is RECOMMENDED that the clients fill the transactionID field with
* 128 bits of (pseudo-) random data for the start of a transaction to
* reduce the probability of having the transactionID in use at the server.
*/
if (ctx->transactionID == NULL
&& !set1_aostr_else_random(&ctx->transactionID, NULL,
OSSL_CMP_TRANSACTIONID_LENGTH))
return 0;
if (!ossl_cmp_asn1_octet_string_set1(&hdr->transactionID,
ctx->transactionID))
return 0;
/*-
* set random senderNonce
* according to section 5.1.1:
*
* senderNonce present
* -- 128 (pseudo-)random bits
* The senderNonce and recipNonce fields protect the PKIMessage against
* replay attacks. The senderNonce will typically be 128 bits of
* (pseudo-) random data generated by the sender, whereas the recipNonce
* is copied from the senderNonce of the previous message in the
* transaction.
*/
if (!set1_aostr_else_random(&hdr->senderNonce, NULL,
OSSL_CMP_SENDERNONCE_LENGTH))
return 0;
/* store senderNonce - for cmp with recipNonce in next outgoing msg */
if (!OSSL_CMP_CTX_set1_senderNonce(ctx, hdr->senderNonce))
return 0;
/*-
* freeText [7] PKIFreeText OPTIONAL,
* -- this may be used to indicate context-specific instructions
* -- (this field is intended for human consumption)
*/
if (ctx->freeText != NULL
&& !ossl_cmp_hdr_push1_freeText(hdr, ctx->freeText))
return 0;
return 1;
}
crypto/cmp/cmp_local.h
+128 -2
View File
@@ -42,7 +42,7 @@ struct ossl_cmp_ctx_st {
int proxyPort;
int msgtimeout; /* max seconds to wait for each CMP message round trip */
int totaltimeout; /* maximum number seconds an enrollment may take, incl. */
/* attempts polling for a response if a 'waiting' PKIStatus is received */
/* attempts polling for a response if a 'waiting' PKIStatus is received */
time_t end_time; /* session start time + totaltimeout */
OSSL_cmp_http_cb_t http_cb;
void *http_cb_arg; /* allows to store optional argument to cb */
@@ -77,6 +77,7 @@ struct ossl_cmp_ctx_st {
ASN1_OCTET_STRING *transactionID; /* the current transaction ID */
ASN1_OCTET_STRING *senderNonce; /* last nonce sent */
ASN1_OCTET_STRING *recipNonce; /* last nonce received */
ASN1_UTF8STRING *freeText; /* optional string to include each msg */
STACK_OF(OSSL_CMP_ITAV) *geninfo_ITAVs;
int implicitConfirm; /* set implicitConfirm in IR/KUR/CR messages */
int disableConfirm; /* disable certConf in IR/KUR/CR for broken servers */
@@ -278,6 +279,7 @@ struct ossl_cmp_pkisi_st {
} /* OSSL_CMP_PKISI */;
DECLARE_ASN1_FUNCTIONS(OSSL_CMP_PKISI)
DECLARE_ASN1_DUP_FUNCTION(OSSL_CMP_PKISI)
DECLARE_ASN1_DUP_FUNCTION(OSSL_CRMF_CERTID)
/*-
* RevReqContent ::= SEQUENCE OF RevDetails
@@ -525,6 +527,7 @@ DECLARE_ASN1_FUNCTIONS(OSSL_CMP_GENREPCONTENT)
* certConf [24] CertConfirmContent, --Certificate confirm
* pollReq [25] PollReqContent, --Polling request
* pollRep [26] PollRepContent --Polling response
* }
*/
typedef struct ossl_cmp_pkibody_st {
int type;
@@ -678,6 +681,13 @@ DECLARE_ASN1_FUNCTIONS(CMP_PROTECTEDPART)
* }
*/
/*
* constants
*/
/* certReqId for the first - and so far only - certificate request */
# define OSSL_CMP_CERTREQID 0
/* sequence id for the first - and so far only - revocation request */
# define OSSL_CMP_REVREQSID 0
/*
* functions
*/
@@ -720,6 +730,122 @@ int ossl_cmp_ctx_set1_extraCertsIn(OSSL_CMP_CTX *ctx,
int ossl_cmp_ctx_set1_recipNonce(OSSL_CMP_CTX *ctx,
const ASN1_OCTET_STRING *nonce);
# define OSSL_CMP_TRANSACTIONID_LENGTH 16
/* from cmp_status.c */
OSSL_CMP_PKISI *
ossl_cmp_statusinfo_new(int status, int fail_info, const char *text);
int ossl_cmp_pkisi_get_pkistatus(const OSSL_CMP_PKISI *statusInfo);
const char *ossl_cmp_PKIStatus_to_string(int status);
OSSL_CMP_PKIFREETEXT *ossl_cmp_pkisi_get0_statusstring(const OSSL_CMP_PKISI *si);
int ossl_cmp_pkisi_get_pkifailureinfo(const OSSL_CMP_PKISI *si);
int ossl_cmp_pkisi_pkifailureinfo_check(const OSSL_CMP_PKISI *si, int bit_index);
/* from cmp_hdr.c */
int ossl_cmp_hdr_set_pvno(OSSL_CMP_PKIHEADER *hdr, int pvno);
int ossl_cmp_hdr_get_pvno(const OSSL_CMP_PKIHEADER *hdr);
ASN1_OCTET_STRING *ossl_cmp_hdr_get0_senderNonce(const OSSL_CMP_PKIHEADER *hdr);
int ossl_cmp_hdr_set1_sender(OSSL_CMP_PKIHEADER *hdr, const X509_NAME *nm);
int ossl_cmp_hdr_set1_recipient(OSSL_CMP_PKIHEADER *hdr, const X509_NAME *nm);
int ossl_cmp_hdr_update_messageTime(OSSL_CMP_PKIHEADER *hdr);
int ossl_cmp_hdr_set1_senderKID(OSSL_CMP_PKIHEADER *hdr,
const ASN1_OCTET_STRING *senderKID);
int ossl_cmp_pkifreetext_push_str(OSSL_CMP_PKIFREETEXT *ft, const char *text);
int ossl_cmp_hdr_push0_freeText(OSSL_CMP_PKIHEADER *hdr, ASN1_UTF8STRING *text);
int ossl_cmp_hdr_push1_freeText(OSSL_CMP_PKIHEADER *hdr, ASN1_UTF8STRING *text);
int ossl_cmp_hdr_generalInfo_push0_item(OSSL_CMP_PKIHEADER *hdr,
OSSL_CMP_ITAV *itav);
int ossl_cmp_hdr_generalInfo_push1_items(OSSL_CMP_PKIHEADER *hdr,
STACK_OF(OSSL_CMP_ITAV) *itavs);
int ossl_cmp_hdr_set_implicitConfirm(OSSL_CMP_PKIHEADER *hdr);
int ossl_cmp_hdr_check_implicitConfirm(const OSSL_CMP_PKIHEADER *hdr);
# define OSSL_CMP_TRANSACTIONID_LENGTH 16
# define OSSL_CMP_SENDERNONCE_LENGTH 16
int ossl_cmp_hdr_init(OSSL_CMP_CTX *ctx, OSSL_CMP_PKIHEADER *hdr);
/* from cmp_msg.c */
/* OSSL_CMP_MSG bodytype ASN.1 choice IDs */
# define OSSL_CMP_PKIBODY_IR 0
# define OSSL_CMP_PKIBODY_IP 1
# define OSSL_CMP_PKIBODY_CR 2
# define OSSL_CMP_PKIBODY_CP 3
# define OSSL_CMP_PKIBODY_P10CR 4
# define OSSL_CMP_PKIBODY_POPDECC 5
# define OSSL_CMP_PKIBODY_POPDECR 6
# define OSSL_CMP_PKIBODY_KUR 7
# define OSSL_CMP_PKIBODY_KUP 8
# define OSSL_CMP_PKIBODY_KRR 9
# define OSSL_CMP_PKIBODY_KRP 10
# define OSSL_CMP_PKIBODY_RR 11
# define OSSL_CMP_PKIBODY_RP 12
# define OSSL_CMP_PKIBODY_CCR 13
# define OSSL_CMP_PKIBODY_CCP 14
# define OSSL_CMP_PKIBODY_CKUANN 15
# define OSSL_CMP_PKIBODY_CANN 16
# define OSSL_CMP_PKIBODY_RANN 17
# define OSSL_CMP_PKIBODY_CRLANN 18
# define OSSL_CMP_PKIBODY_PKICONF 19
# define OSSL_CMP_PKIBODY_NESTED 20
# define OSSL_CMP_PKIBODY_GENM 21
# define OSSL_CMP_PKIBODY_GENP 22
# define OSSL_CMP_PKIBODY_ERROR 23
# define OSSL_CMP_PKIBODY_CERTCONF 24
# define OSSL_CMP_PKIBODY_POLLREQ 25
# define OSSL_CMP_PKIBODY_POLLREP 26
# define OSSL_CMP_PKIBODY_TYPE_MAX OSSL_CMP_PKIBODY_POLLREP
const char *ossl_cmp_bodytype_to_string(int type);
int ossl_cmp_msg_set_bodytype(OSSL_CMP_MSG *msg, int type);
int ossl_cmp_msg_get_bodytype(const OSSL_CMP_MSG *msg);
OSSL_CMP_MSG *ossl_cmp_msg_create(OSSL_CMP_CTX *ctx, int bodytype);
OSSL_CMP_MSG *ossl_cmp_certReq_new(OSSL_CMP_CTX *ctx, int bodytype,
int err_code);
OSSL_CMP_MSG *ossl_cmp_certRep_new(OSSL_CMP_CTX *ctx, int bodytype,
int certReqId, OSSL_CMP_PKISI *si,
X509 *cert, STACK_OF(X509) *chain,
STACK_OF(X509) *caPubs, int encrypted,
int unprotectedErrors);
OSSL_CMP_MSG *ossl_cmp_rr_new(OSSL_CMP_CTX *ctx);
OSSL_CMP_MSG *ossl_cmp_rp_new(OSSL_CMP_CTX *ctx, OSSL_CMP_PKISI *si,
OSSL_CRMF_CERTID *certId, int unprot_err);
OSSL_CMP_MSG *ossl_cmp_pkiconf_new(OSSL_CMP_CTX *ctx);
int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG *msg, OSSL_CMP_ITAV *itav);
int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
STACK_OF(OSSL_CMP_ITAV) *itavs);
OSSL_CMP_MSG *ossl_cmp_genm_new(OSSL_CMP_CTX *ctx);
OSSL_CMP_MSG *ossl_cmp_genp_new(OSSL_CMP_CTX *ctx);
OSSL_CMP_MSG *ossl_cmp_error_new(OSSL_CMP_CTX *ctx, OSSL_CMP_PKISI *si,
int errorCode,
OSSL_CMP_PKIFREETEXT *errorDetails,
int unprotected);
int ossl_cmp_certstatus_set_certHash(OSSL_CMP_CERTSTATUS *certStatus,
const X509 *cert);
OSSL_CMP_MSG *ossl_cmp_certConf_new(OSSL_CMP_CTX *ctx, int fail_info,
const char *text);
OSSL_CMP_MSG *ossl_cmp_pollReq_new(OSSL_CMP_CTX *ctx, int crid);
OSSL_CMP_MSG *ossl_cmp_pollRep_new(OSSL_CMP_CTX *ctx, int crid,
int64_t poll_after);
OSSL_CMP_PKISI *
ossl_cmp_revrepcontent_get_pkistatusinfo(OSSL_CMP_REVREPCONTENT *rrep, int rsid);
OSSL_CRMF_CERTID *ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rrep,
int rsid);
OSSL_CMP_POLLREP *
ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
int rid);
OSSL_CMP_CERTRESPONSE *
ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crepmsg,
int rid);
X509 *ossl_cmp_certresponse_get1_certificate(EVP_PKEY *privkey,
const OSSL_CMP_CERTRESPONSE *crep);
OSSL_CMP_MSG *ossl_cmp_msg_load(const char *file);
/* BIO definitions */
# define OSSL_d2i_CMP_MSG_bio(bp, p) \
ASN1_d2i_bio_of(OSSL_CMP_MSG, OSSL_CMP_MSG_new, d2i_OSSL_CMP_MSG, bp, p)
# define OSSL_i2d_CMP_MSG_bio(bp, o) \
ASN1_i2d_bio_of(OSSL_CMP_MSG, i2d_OSSL_CMP_MSG, bp, o)
/* from cmp_protect.c */
ASN1_BIT_STRING *ossl_cmp_calc_protection(const OSSL_CMP_MSG *msg,
const ASN1_OCTET_STRING *secret,
EVP_PKEY *pkey);
int ossl_cmp_msg_add_extraCerts(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg);
int ossl_cmp_msg_protect(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg);
#endif /* !defined OSSL_CRYPTO_CMP_LOCAL_H */
crypto/cmp/cmp_msg.c
+996
View File
@@ -0,0 +1,996 @@
/*
* Copyright 2007-2019 The OpenSSL Project Authors. All Rights Reserved.
* Copyright Nokia 2007-2019
* Copyright Siemens AG 2015-2019
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/* CMP functions for PKIMessage construction */
#include "cmp_local.h"
/* explicit #includes not strictly needed since implied by the above: */
#include <openssl/asn1t.h>
#include <openssl/cmp.h>
#include <openssl/crmf.h>
#include <openssl/err.h>
#include <openssl/x509.h>
OSSL_CMP_PKIHEADER *OSSL_CMP_MSG_get0_header(const OSSL_CMP_MSG *msg)
{
if (msg == NULL) {
CMPerr(0, CMP_R_NULL_ARGUMENT);
return NULL;
}
return msg->header;
}
const char *ossl_cmp_bodytype_to_string(int type)
{
static const char *type_names[] = {
"IR", "IP", "CR", "CP", "P10CR",
"POPDECC", "POPDECR", "KUR", "KUP",
"KRR", "KRP", "RR", "RP", "CCR", "CCP",
"CKUANN", "CANN", "RANN", "CRLANN", "PKICONF", "NESTED",
"GENM", "GENP", "ERROR", "CERTCONF", "POLLREQ", "POLLREP",
};
if (type < 0 || type > OSSL_CMP_PKIBODY_TYPE_MAX)
return "illegal body type";
return type_names[type];
}
int ossl_cmp_msg_set_bodytype(OSSL_CMP_MSG *msg, int type)
{
if (!ossl_assert(msg != NULL && msg->body != NULL))
return 0;
msg->body->type = type;
return 1;
}
int ossl_cmp_msg_get_bodytype(const OSSL_CMP_MSG *msg)
{
if (!ossl_assert(msg != NULL && msg->body != NULL))
return -1;
return msg->body->type;
}
/* Add an extension to the referenced extension stack, which may be NULL */
static int add1_extension(X509_EXTENSIONS **pexts, int nid, int crit, void *ex)
{
X509_EXTENSION *ext;
int res;
if (!ossl_assert(pexts != NULL)) /* pointer to var must not be NULL */
return 0;
if ((ext = X509V3_EXT_i2d(nid, crit, ex)) == NULL)
return 0;
res = X509v3_add_ext(pexts, ext, 0) != NULL;
X509_EXTENSION_free(ext);
return res;
}
/* Add a CRL revocation reason code to extension stack, which may be NULL */
static int add_crl_reason_extension(X509_EXTENSIONS **pexts, int reason_code)
{
ASN1_ENUMERATED *val = ASN1_ENUMERATED_new();
int res = 0;
if (val != NULL && ASN1_ENUMERATED_set(val, reason_code))
res = add1_extension(pexts, NID_crl_reason, 0 /* non-critical */, val);
ASN1_ENUMERATED_free(val);
return res;
}
OSSL_CMP_MSG *ossl_cmp_msg_create(OSSL_CMP_CTX *ctx, int bodytype)
{
OSSL_CMP_MSG *msg = NULL;
if (!ossl_assert(ctx != NULL))
return NULL;
if ((msg = OSSL_CMP_MSG_new()) == NULL)
return NULL;
if (!ossl_cmp_hdr_init(ctx, msg->header)
|| !ossl_cmp_msg_set_bodytype(msg, bodytype))
goto err;
if (ctx->geninfo_ITAVs != NULL
&& !ossl_cmp_hdr_generalInfo_push1_items(msg->header,
ctx->geninfo_ITAVs))
goto err;
switch (bodytype) {
case OSSL_CMP_PKIBODY_IR:
case OSSL_CMP_PKIBODY_CR:
case OSSL_CMP_PKIBODY_KUR:
if ((msg->body->value.ir = OSSL_CRMF_MSGS_new()) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_P10CR:
if (ctx->p10CSR == NULL) {
CMPerr(0, CMP_R_ERROR_CREATING_P10CR);
goto err;
}
if ((msg->body->value.p10cr = X509_REQ_dup(ctx->p10CSR)) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_IP:
case OSSL_CMP_PKIBODY_CP:
case OSSL_CMP_PKIBODY_KUP:
if ((msg->body->value.ip = OSSL_CMP_CERTREPMESSAGE_new()) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_RR:
if ((msg->body->value.rr = sk_OSSL_CMP_REVDETAILS_new_null()) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_RP:
if ((msg->body->value.rp = OSSL_CMP_REVREPCONTENT_new()) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_CERTCONF:
if ((msg->body->value.certConf =
sk_OSSL_CMP_CERTSTATUS_new_null()) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_PKICONF:
if ((msg->body->value.pkiconf = ASN1_TYPE_new()) == NULL)
goto err;
ASN1_TYPE_set(msg->body->value.pkiconf, V_ASN1_NULL, NULL);
return msg;
case OSSL_CMP_PKIBODY_POLLREQ:
if ((msg->body->value.pollReq = sk_OSSL_CMP_POLLREQ_new_null()) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_POLLREP:
if ((msg->body->value.pollRep = sk_OSSL_CMP_POLLREP_new_null()) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_GENM:
case OSSL_CMP_PKIBODY_GENP:
if ((msg->body->value.genm = sk_OSSL_CMP_ITAV_new_null()) == NULL)
goto err;
return msg;
case OSSL_CMP_PKIBODY_ERROR:
if ((msg->body->value.error = OSSL_CMP_ERRORMSGCONTENT_new()) == NULL)
goto err;
return msg;
default:
CMPerr(0, CMP_R_UNEXPECTED_PKIBODY);
goto err;
}
err:
OSSL_CMP_MSG_free(msg);
return NULL;
}
#define HAS_SAN(ctx) \
(sk_GENERAL_NAME_num((ctx)->subjectAltNames) > 0 \
|| OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) == 1)
static X509_NAME *determine_subj(OSSL_CMP_CTX *ctx, X509 *refcert,
int bodytype)
{
if (ctx->subjectName != NULL)
return ctx->subjectName;
if (refcert != NULL
&& (bodytype == OSSL_CMP_PKIBODY_KUR || !HAS_SAN(ctx)))
/*
* For KUR, copy subjectName from reference certificate.
* For IR or CR, do the same only if there is no subjectAltName.
*/
return X509_get_subject_name(refcert);
return NULL;
}
/*
* Create CRMF certificate request message for IR/CR/KUR
* returns a pointer to the OSSL_CRMF_MSG on success, NULL on error
*/
static OSSL_CRMF_MSG *crm_new(OSSL_CMP_CTX *ctx, int bodytype,
int rid, EVP_PKEY *rkey)
{
OSSL_CRMF_MSG *crm = NULL;
X509 *refcert = ctx->oldCert != NULL ? ctx->oldCert : ctx->clCert;
/* refcert defaults to current client cert */
STACK_OF(GENERAL_NAME) *default_sans = NULL;
X509_NAME *subject = determine_subj(ctx, refcert, bodytype);
int crit = ctx->setSubjectAltNameCritical || subject == NULL;
/* RFC5280: subjectAltName MUST be critical if subject is null */
X509_EXTENSIONS *exts = NULL;
if (rkey == NULL
|| (bodytype == OSSL_CMP_PKIBODY_KUR && refcert == NULL)) {
CMPerr(0, CMP_R_INVALID_ARGS);
return NULL;
}
if ((crm = OSSL_CRMF_MSG_new()) == NULL)
return NULL;
if (!OSSL_CRMF_MSG_set_certReqId(crm, rid)
/*
* fill certTemplate, corresponding to CertificationRequestInfo
* of PKCS#10. The rkey param cannot be NULL so far -
* it could be NULL if centralized key creation was supported
*/
|| !OSSL_CRMF_CERTTEMPLATE_fill(OSSL_CRMF_MSG_get0_tmpl(crm), rkey,
subject, ctx->issuer,
NULL/* serial */))
goto err;
if (ctx->days != 0) {
time_t notBefore, notAfter;
notBefore = time(NULL);
notAfter = notBefore + 60 * 60 * 24 * ctx->days;
if (!OSSL_CRMF_MSG_set_validity(crm, notBefore, notAfter))
goto err;
}
/* extensions */
if (refcert != NULL && !ctx->SubjectAltName_nodefault)
default_sans = X509V3_get_d2i(X509_get0_extensions(refcert),
NID_subject_alt_name, NULL, NULL);
/* exts are copied from ctx to allow reuse */
if (ctx->reqExtensions != NULL) {
exts = sk_X509_EXTENSION_deep_copy(ctx->reqExtensions,
X509_EXTENSION_dup,
X509_EXTENSION_free);
if (exts == NULL)
goto err;
}
if (sk_GENERAL_NAME_num(ctx->subjectAltNames) > 0
&& !add1_extension(&exts, NID_subject_alt_name,
crit, ctx->subjectAltNames))
goto err;
if (!HAS_SAN(ctx) && default_sans != NULL
&& !add1_extension(&exts, NID_subject_alt_name, crit, default_sans))
goto err;
if (ctx->policies != NULL
&& !add1_extension(&exts, NID_certificate_policies,
ctx->setPoliciesCritical, ctx->policies))
goto err;
if (!OSSL_CRMF_MSG_set0_extensions(crm, exts))
goto err;
exts = NULL;
/* end fill certTemplate, now set any controls */
/* for KUR, set OldCertId according to D.6 */
if (bodytype == OSSL_CMP_PKIBODY_KUR) {
OSSL_CRMF_CERTID *cid =
OSSL_CRMF_CERTID_gen(X509_get_issuer_name(refcert),
X509_get_serialNumber(refcert));
int ret;
if (cid == NULL)
goto err;
ret = OSSL_CRMF_MSG_set1_regCtrl_oldCertID(crm, cid);
OSSL_CRMF_CERTID_free(cid);
if (ret == 0)
goto err;
}
goto end;
err:
OSSL_CRMF_MSG_free(crm);
crm = NULL;
end:
sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
sk_GENERAL_NAME_pop_free(default_sans, GENERAL_NAME_free);
return crm;
}
OSSL_CMP_MSG *ossl_cmp_certReq_new(OSSL_CMP_CTX *ctx, int type, int err_code)
{
EVP_PKEY *rkey;
EVP_PKEY *privkey;
OSSL_CMP_MSG *msg;
OSSL_CRMF_MSG *crm = NULL;
if (!ossl_assert(ctx != NULL))
return NULL;
rkey = OSSL_CMP_CTX_get0_newPkey(ctx, 0);
if (rkey == NULL)
return NULL;
privkey = OSSL_CMP_CTX_get0_newPkey(ctx, 1);
if (type != OSSL_CMP_PKIBODY_IR && type != OSSL_CMP_PKIBODY_CR
&& type != OSSL_CMP_PKIBODY_KUR && type != OSSL_CMP_PKIBODY_P10CR) {
CMPerr(0, CMP_R_INVALID_ARGS);
return NULL;
}
if ((msg = ossl_cmp_msg_create(ctx, type)) == NULL)
goto err;
/* header */
if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
goto err;
/* body */
/* For P10CR the content has already been set in OSSL_CMP_MSG_create */
if (type != OSSL_CMP_PKIBODY_P10CR) {
if (ctx->popoMethod == OSSL_CRMF_POPO_SIGNATURE && privkey == NULL) {
CMPerr(0, CMP_R_MISSING_PRIVATE_KEY);
goto err;
}
if ((crm = crm_new(ctx, type, OSSL_CMP_CERTREQID, rkey)) == NULL
|| !OSSL_CRMF_MSG_create_popo(crm, privkey, ctx->digest,
ctx->popoMethod)
/* value.ir is same for cr and kur */
|| !sk_OSSL_CRMF_MSG_push(msg->body->value.ir, crm))
goto err;
crm = NULL;
/* TODO: here optional 2nd certreqmsg could be pushed to the stack */
}
if (!ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, err_code);
OSSL_CRMF_MSG_free(crm);
OSSL_CMP_MSG_free(msg);
return NULL;
}
OSSL_CMP_MSG *ossl_cmp_certRep_new(OSSL_CMP_CTX *ctx, int bodytype,
int certReqId, OSSL_CMP_PKISI *si,
X509 *cert, STACK_OF(X509) *chain,
STACK_OF(X509) *caPubs, int encrypted,
int unprotectedErrors)
{
OSSL_CMP_MSG *msg = NULL;
OSSL_CMP_CERTREPMESSAGE *repMsg = NULL;
OSSL_CMP_CERTRESPONSE *resp = NULL;
int status = -1;
if (!ossl_assert(ctx != NULL && si != NULL))
return NULL;
if ((msg = ossl_cmp_msg_create(ctx, bodytype)) == NULL)
goto err;
repMsg = msg->body->value.ip; /* value.ip is same for cp and kup */
/* header */
if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
goto err;
/* body */
if ((resp = OSSL_CMP_CERTRESPONSE_new()) == NULL)
goto err;
OSSL_CMP_PKISI_free(resp->status);
if ((resp->status = OSSL_CMP_PKISI_dup(si)) == NULL
|| !ASN1_INTEGER_set(resp->certReqId, certReqId))
goto err;
status = ossl_cmp_pkisi_get_pkistatus(resp->status);
if (status != OSSL_CMP_PKISTATUS_rejection
&& status != OSSL_CMP_PKISTATUS_waiting && cert != NULL) {
if (encrypted) {
CMPerr(0, CMP_R_INVALID_ARGS);
goto err;
}
if ((resp->certifiedKeyPair = OSSL_CMP_CERTIFIEDKEYPAIR_new())
== NULL)
goto err;
resp->certifiedKeyPair->certOrEncCert->type =
OSSL_CMP_CERTORENCCERT_CERTIFICATE;
if (!X509_up_ref(cert))
goto err;
resp->certifiedKeyPair->certOrEncCert->value.certificate = cert;
}
if (!sk_OSSL_CMP_CERTRESPONSE_push(repMsg->response, resp))
goto err;
resp = NULL;
/* TODO: here optional 2nd certrep could be pushed to the stack */
if (bodytype == OSSL_CMP_PKIBODY_IP && caPubs != NULL
&& (repMsg->caPubs = X509_chain_up_ref(caPubs)) == NULL)
goto err;
if (chain != NULL
&& !ossl_cmp_sk_X509_add1_certs(msg->extraCerts, chain, 0, 1, 0))
goto err;
if (!unprotectedErrors
|| ossl_cmp_pkisi_get_pkistatus(si) != OSSL_CMP_PKISTATUS_rejection)
if (!ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, CMP_R_ERROR_CREATING_CERTREP);
OSSL_CMP_CERTRESPONSE_free(resp);
OSSL_CMP_MSG_free(msg);
return NULL;
}
OSSL_CMP_MSG *ossl_cmp_rr_new(OSSL_CMP_CTX *ctx)
{
OSSL_CMP_MSG *msg = NULL;
OSSL_CMP_REVDETAILS *rd;
if (!ossl_assert(ctx != NULL && ctx->oldCert != NULL))
return NULL;
if ((rd = OSSL_CMP_REVDETAILS_new()) == NULL)
goto err;
/* Fill the template from the contents of the certificate to be revoked */
if (!OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails,
NULL/* pubkey would be redundant */,
NULL/* subject would be redundant */,
X509_get_issuer_name(ctx->oldCert),
X509_get_serialNumber(ctx->oldCert)))
goto err;
/* revocation reason code is optional */
if (ctx->revocationReason != CRL_REASON_NONE
&& !add_crl_reason_extension(&rd->crlEntryDetails,
ctx->revocationReason))
goto err;
if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RR)) == NULL)
goto err;
if (!sk_OSSL_CMP_REVDETAILS_push(msg->body->value.rr, rd))
goto err;
rd = NULL;
/*
* TODO: the Revocation Passphrase according to section 5.3.19.9 could be
* set here if set in ctx
*/
if (!ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, CMP_R_ERROR_CREATING_RR);
OSSL_CMP_MSG_free(msg);
OSSL_CMP_REVDETAILS_free(rd);
return NULL;
}
OSSL_CMP_MSG *ossl_cmp_rp_new(OSSL_CMP_CTX *ctx, OSSL_CMP_PKISI *si,
OSSL_CRMF_CERTID *cid, int unprot_err)
{
OSSL_CMP_REVREPCONTENT *rep = NULL;
OSSL_CMP_PKISI *si1 = NULL;
OSSL_CRMF_CERTID *cid_copy = NULL;
OSSL_CMP_MSG *msg = NULL;
if (!ossl_assert(ctx != NULL && si != NULL && cid != NULL))
return NULL;
if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RP)) == NULL)
goto err;
rep = msg->body->value.rp;
if ((si1 = OSSL_CMP_PKISI_dup(si)) == NULL)
goto err;
if (!sk_OSSL_CMP_PKISI_push(rep->status, si1)) {
OSSL_CMP_PKISI_free(si1);
goto err;
}
if ((rep->revCerts = sk_OSSL_CRMF_CERTID_new_null()) == NULL)
goto err;
if ((cid_copy = OSSL_CRMF_CERTID_dup(cid)) == NULL)
goto err;
if (!sk_OSSL_CRMF_CERTID_push(rep->revCerts, cid_copy)) {
OSSL_CRMF_CERTID_free(cid_copy);
goto err;
}
if (!unprot_err
|| ossl_cmp_pkisi_get_pkistatus(si) != OSSL_CMP_PKISTATUS_rejection)
if (!ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, CMP_R_ERROR_CREATING_RP);
OSSL_CMP_MSG_free(msg);
return NULL;
}
OSSL_CMP_MSG *ossl_cmp_pkiconf_new(OSSL_CMP_CTX *ctx)
{
OSSL_CMP_MSG *msg;
if (!ossl_assert(ctx != NULL))
return NULL;
if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_PKICONF)) == NULL)
goto err;
if (ossl_cmp_msg_protect(ctx, msg))
return msg;
err:
CMPerr(0, CMP_R_ERROR_CREATING_PKICONF);
OSSL_CMP_MSG_free(msg);
return NULL;
}
int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG *msg, OSSL_CMP_ITAV *itav)
{
int bodytype;
if (!ossl_assert(msg != NULL && itav != NULL))
return 0;
bodytype = ossl_cmp_msg_get_bodytype(msg);
if (bodytype != OSSL_CMP_PKIBODY_GENM
&& bodytype != OSSL_CMP_PKIBODY_GENP) {
CMPerr(0, CMP_R_INVALID_ARGS);
return 0;
}
/* value.genp has the same structure, so this works for genp as well */
return OSSL_CMP_ITAV_push0_stack_item(&msg->body->value.genm, itav);
}
int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
STACK_OF(OSSL_CMP_ITAV) *itavs)
{
int i;
OSSL_CMP_ITAV *itav = NULL;
if (!ossl_assert(msg != NULL))
return 0;
for (i = 0; i < sk_OSSL_CMP_ITAV_num(itavs); i++) {
if ((itav = OSSL_CMP_ITAV_dup(sk_OSSL_CMP_ITAV_value(itavs,i))) == NULL)
return 0;
if (!ossl_cmp_msg_gen_push0_ITAV(msg, itav)) {
OSSL_CMP_ITAV_free(itav);
return 0;
}
}
return 1;
}
/*
* Creates a new General Message/Response with an empty itav stack
* returns a pointer to the PKIMessage on success, NULL on error
*/
static OSSL_CMP_MSG *gen_new(OSSL_CMP_CTX *ctx, int body_type, int err_code)
{
OSSL_CMP_MSG *msg = NULL;
if (!ossl_assert(ctx != NULL))
return NULL;
if ((msg = ossl_cmp_msg_create(ctx, body_type)) == NULL)
return NULL;
if (ctx->genm_ITAVs != NULL
&& !ossl_cmp_msg_gen_push1_ITAVs(msg, ctx->genm_ITAVs))
goto err;
if (!ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, err_code);
OSSL_CMP_MSG_free(msg);
return NULL;
}
OSSL_CMP_MSG *ossl_cmp_genm_new(OSSL_CMP_CTX *ctx)
{
return gen_new(ctx, OSSL_CMP_PKIBODY_GENM, CMP_R_ERROR_CREATING_GENM);
}
OSSL_CMP_MSG *ossl_cmp_genp_new(OSSL_CMP_CTX *ctx)
{
return gen_new(ctx, OSSL_CMP_PKIBODY_GENP, CMP_R_ERROR_CREATING_GENP);
}
OSSL_CMP_MSG *ossl_cmp_error_new(OSSL_CMP_CTX *ctx, OSSL_CMP_PKISI *si,
int errorCode,
OSSL_CMP_PKIFREETEXT *errorDetails,
int unprotected)
{
OSSL_CMP_MSG *msg = NULL;
if (!ossl_assert(ctx != NULL && si != NULL))
return NULL;
if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_ERROR)) == NULL)
goto err;
OSSL_CMP_PKISI_free(msg->body->value.error->pKIStatusInfo);
if ((msg->body->value.error->pKIStatusInfo = OSSL_CMP_PKISI_dup(si))
== NULL)
goto err;
if (errorCode >= 0) {
if ((msg->body->value.error->errorCode = ASN1_INTEGER_new()) == NULL)
goto err;
if (!ASN1_INTEGER_set(msg->body->value.error->errorCode, errorCode))
goto err;
}
if (errorDetails != NULL)
if ((msg->body->value.error->errorDetails =
sk_ASN1_UTF8STRING_deep_copy(errorDetails, ASN1_STRING_dup,
ASN1_STRING_free)) == NULL)
goto err;
if (!unprotected && !ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, CMP_R_ERROR_CREATING_ERROR);
OSSL_CMP_MSG_free(msg);
return NULL;
}
/*
* OSSL_CMP_CERTSTATUS_set_certHash() calculates a hash of the certificate,
* using the same hash algorithm as is used to create and verify the
* certificate signature, and places the hash into the certHash field of a
* OSSL_CMP_CERTSTATUS structure. This is used in the certConf message,
* for example, to confirm that the certificate was received successfully.
*/
int ossl_cmp_certstatus_set_certHash(OSSL_CMP_CERTSTATUS *certStatus,
const X509 *cert)
{
unsigned int len;
unsigned char hash[EVP_MAX_MD_SIZE];
int md_NID;
const EVP_MD *md = NULL;
if (!ossl_assert(certStatus != NULL && cert != NULL))
return 0;
/*-
* select hash algorithm, as stated in Appendix F. Compilable ASN.1 defs:
* the hash of the certificate, using the same hash algorithm
* as is used to create and verify the certificate signature
*/
if (OBJ_find_sigid_algs(X509_get_signature_nid(cert), &md_NID, NULL)
&& (md = EVP_get_digestbynid(md_NID)) != NULL) {
if (!X509_digest(cert, md, hash, &len))
goto err;
if (!ossl_cmp_asn1_octet_string_set1_bytes(&certStatus->certHash, hash,
len))
goto err;
} else {
CMPerr(0, CMP_R_UNSUPPORTED_ALGORITHM);
return 0;
}
return 1;
err:
CMPerr(0, CMP_R_ERROR_SETTING_CERTHASH);
return 0;
}
/*
* TODO: handle potential 2nd certificate when signing and encrypting
* certificates have been requested/received
*/
OSSL_CMP_MSG *ossl_cmp_certConf_new(OSSL_CMP_CTX *ctx, int fail_info,
const char *text)
{
OSSL_CMP_MSG *msg = NULL;
OSSL_CMP_CERTSTATUS *certStatus = NULL;
OSSL_CMP_PKISI *sinfo;
if (!ossl_assert(ctx != NULL && ctx->newCert != NULL))
return NULL;
if ((unsigned)fail_info > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
CMPerr(0, CMP_R_FAIL_INFO_OUT_OF_RANGE);
return NULL;
}
if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_CERTCONF)) == NULL)
goto err;
if ((certStatus = OSSL_CMP_CERTSTATUS_new()) == NULL)
goto err;
/* consume certStatus into msg right away so it gets deallocated with msg */
if (!sk_OSSL_CMP_CERTSTATUS_push(msg->body->value.certConf, certStatus))
goto err;
/* set the ID of the certReq */
if (!ASN1_INTEGER_set(certStatus->certReqId, OSSL_CMP_CERTREQID))
goto err;
/*
* the hash of the certificate, using the same hash algorithm
* as is used to create and verify the certificate signature
*/
if (!ossl_cmp_certstatus_set_certHash(certStatus, ctx->newCert))
goto err;
/*
* For any particular CertStatus, omission of the statusInfo field
* indicates ACCEPTANCE of the specified certificate. Alternatively,
* explicit status details (with respect to acceptance or rejection) MAY
* be provided in the statusInfo field, perhaps for auditing purposes at
* the CA/RA.
*/
sinfo = fail_info != 0 ?
ossl_cmp_statusinfo_new(OSSL_CMP_PKISTATUS_rejection, fail_info, text) :
ossl_cmp_statusinfo_new(OSSL_CMP_PKISTATUS_accepted, 0, text);
if (sinfo == NULL)
goto err;
certStatus->statusInfo = sinfo;
if (!ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, CMP_R_ERROR_CREATING_CERTCONF);
OSSL_CMP_MSG_free(msg);
return NULL;
}
OSSL_CMP_MSG *ossl_cmp_pollReq_new(OSSL_CMP_CTX *ctx, int crid)
{
OSSL_CMP_MSG *msg = NULL;
OSSL_CMP_POLLREQ *preq = NULL;
if (!ossl_assert(ctx != NULL))
return NULL;
if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREQ)) == NULL)
goto err;
/* TODO: support multiple cert request IDs to poll */
if ((preq = OSSL_CMP_POLLREQ_new()) == NULL
|| !ASN1_INTEGER_set(preq->certReqId, crid)
|| !sk_OSSL_CMP_POLLREQ_push(msg->body->value.pollReq, preq))
goto err;
preq = NULL;
if (!ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, CMP_R_ERROR_CREATING_POLLREQ);
OSSL_CMP_POLLREQ_free(preq);
OSSL_CMP_MSG_free(msg);
return NULL;
}
OSSL_CMP_MSG *ossl_cmp_pollRep_new(OSSL_CMP_CTX *ctx, int crid,
int64_t poll_after)
{
OSSL_CMP_MSG *msg;
OSSL_CMP_POLLREP *prep;
if (!ossl_assert(ctx != NULL))
return NULL;
if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREP)) == NULL)
goto err;
if ((prep = OSSL_CMP_POLLREP_new()) == NULL)
goto err;
if (!sk_OSSL_CMP_POLLREP_push(msg->body->value.pollRep, prep))
goto err;
if (!ASN1_INTEGER_set(prep->certReqId, crid))
goto err;
if (!ASN1_INTEGER_set_int64(prep->checkAfter, poll_after))
goto err;
if (!ossl_cmp_msg_protect(ctx, msg))
goto err;
return msg;
err:
CMPerr(0, CMP_R_ERROR_CREATING_POLLREP);
OSSL_CMP_MSG_free(msg);
return NULL;
}
/*-
* returns the status field of the RevRepContent with the given
* request/sequence id inside a revocation response.
* RevRepContent has the revocation statuses in same order as they were sent in
* RevReqContent.
* returns NULL on error
*/
OSSL_CMP_PKISI *
ossl_cmp_revrepcontent_get_pkistatusinfo(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
{
OSSL_CMP_PKISI *status;
if (!ossl_assert(rrep != NULL))
return NULL;
if ((status = sk_OSSL_CMP_PKISI_value(rrep->status, rsid)) != NULL)
return status;
CMPerr(0, CMP_R_PKISTATUSINFO_NOT_FOUND);
return NULL;
}
/*
* returns the CertId field in the revCerts part of the RevRepContent
* with the given request/sequence id inside a revocation response.
* RevRepContent has the CertIds in same order as they were sent in
* RevReqContent.
* returns NULL on error
*/
OSSL_CRMF_CERTID *
ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
{
OSSL_CRMF_CERTID *cid = NULL;
if (!ossl_assert(rrep != NULL))
return NULL;
if ((cid = sk_OSSL_CRMF_CERTID_value(rrep->revCerts, rsid)) != NULL)
return cid;
CMPerr(0, CMP_R_CERTID_NOT_FOUND);
return NULL;
}
static int suitable_rid(const ASN1_INTEGER *certReqId, int rid)
{
int trid;
if (rid == -1)
return 1;
trid = ossl_cmp_asn1_get_int(certReqId);
if (trid == -1) {
CMPerr(0, CMP_R_BAD_REQUEST_ID);
return 0;
}
return rid == trid;
}
static void add_expected_rid(int rid)
{
char str[DECIMAL_SIZE(rid) + 1];
BIO_snprintf(str, sizeof(str), "%d", rid);
ERR_add_error_data(2, "expected certReqId = ", str);
}
/*
* returns a pointer to the PollResponse with the given CertReqId
* (or the first one in case -1) inside a PollRepContent
* returns NULL on error or if no suitable PollResponse available
*/
OSSL_CMP_POLLREP *
ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
int rid)
{
OSSL_CMP_POLLREP *pollRep = NULL;
int i;
if (!ossl_assert(prc != NULL))
return NULL;
for (i = 0; i < sk_OSSL_CMP_POLLREP_num(prc); i++) {
pollRep = sk_OSSL_CMP_POLLREP_value(prc, i);
if (suitable_rid(pollRep->certReqId, rid))
return pollRep;
}
CMPerr(0, CMP_R_CERTRESPONSE_NOT_FOUND);
add_expected_rid(rid);
return NULL;
}
/*
* returns a pointer to the CertResponse with the given CertReqId
* (or the first one in case -1) inside a CertRepMessage
* returns NULL on error or if no suitable CertResponse available
*/
OSSL_CMP_CERTRESPONSE *
ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crm,
int rid)
{
OSSL_CMP_CERTRESPONSE *crep = NULL;
int i;
if (!ossl_assert(crm != NULL && crm->response != NULL))
return NULL;
for (i = 0; i < sk_OSSL_CMP_CERTRESPONSE_num(crm->response); i++) {
crep = sk_OSSL_CMP_CERTRESPONSE_value(crm->response, i);
if (suitable_rid(crep->certReqId, rid))
return crep;
}
CMPerr(0, CMP_R_CERTRESPONSE_NOT_FOUND);
add_expected_rid(rid);
return NULL;
}
/*
* CMP_CERTRESPONSE_get1_certificate() attempts to retrieve the returned
* certificate from the given certResponse B<crep>.
* Uses the privkey in case of indirect POP from B<ctx>.
* Returns a pointer to a copy of the found certificate, or NULL if not found.
*/
X509 *ossl_cmp_certresponse_get1_certificate(EVP_PKEY *privkey,
const OSSL_CMP_CERTRESPONSE *crep)
{
OSSL_CMP_CERTORENCCERT *coec;
X509 *crt = NULL;
if (!ossl_assert(crep != NULL))
return NULL;
if (crep->certifiedKeyPair
&& (coec = crep->certifiedKeyPair->certOrEncCert) != NULL) {
switch (coec->type) {
case OSSL_CMP_CERTORENCCERT_CERTIFICATE:
crt = X509_dup(coec->value.certificate);
break;
case OSSL_CMP_CERTORENCCERT_ENCRYPTEDCERT:
/* cert encrypted for indirect PoP; RFC 4210, 5.2.8.2 */
if (privkey == NULL) {
CMPerr(0, CMP_R_MISSING_PRIVATE_KEY);
return NULL;
}
crt =
OSSL_CRMF_ENCRYPTEDVALUE_get1_encCert(coec->value.encryptedCert,
privkey);
break;
default:
CMPerr(0, CMP_R_UNKNOWN_CERT_TYPE);
return NULL;
}
}
if (crt == NULL)
CMPerr(0, CMP_R_CERTIFICATE_NOT_FOUND);
return crt;
}
OSSL_CMP_MSG *ossl_cmp_msg_load(const char *file)
{
OSSL_CMP_MSG *msg = NULL;
BIO *bio = NULL;
if (!ossl_assert(file != NULL))
return NULL;
if ((bio = BIO_new_file(file, "rb")) == NULL)
return NULL;
msg = OSSL_d2i_CMP_MSG_bio(bio, NULL);
BIO_free(bio);
return msg;
}
crypto/cmp/cmp_protect.c
+313
View File
@@ -0,0 +1,313 @@
/*
* Copyright 2007-2019 The OpenSSL Project Authors. All Rights Reserved.
* Copyright Nokia 2007-2019
* Copyright Siemens AG 2015-2019
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include "cmp_local.h"
/* explicit #includes not strictly needed since implied by the above: */
#include <openssl/asn1t.h>
#include <openssl/cmp.h>
#include <openssl/crmf.h>
#include <openssl/err.h>
#include <openssl/x509.h>
/*
* This function is also used for verification from cmp_vfy.
*
* Calculate protection for given PKImessage utilizing the given credentials
* and the algorithm parameters set inside the message header's protectionAlg.
*
* Either secret or pkey must be set, the other must be NULL. Attempts doing
* PBMAC in case 'secret' is set and signature if 'pkey' is set - but will only
* do the protection already marked in msg->header->protectionAlg.
*
* returns ptr to ASN1_BIT_STRING containing protection on success, else NULL
*/
ASN1_BIT_STRING *ossl_cmp_calc_protection(const OSSL_CMP_MSG *msg,
const ASN1_OCTET_STRING *secret,
EVP_PKEY *pkey)
{
ASN1_BIT_STRING *prot = NULL;
CMP_PROTECTEDPART prot_part;
const ASN1_OBJECT *algorOID = NULL;
int len;
size_t prot_part_der_len;
unsigned char *prot_part_der = NULL;
size_t sig_len;
unsigned char *protection = NULL;
const void *ppval = NULL;
int pptype = 0;
OSSL_CRMF_PBMPARAMETER *pbm = NULL;
ASN1_STRING *pbm_str = NULL;
const unsigned char *pbm_str_uc = NULL;
EVP_MD_CTX *evp_ctx = NULL;
int md_NID;
const EVP_MD *md = NULL;
if (!ossl_assert(msg != NULL))
return NULL;
/* construct data to be signed */
prot_part.header = msg->header;
prot_part.body = msg->body;
len = i2d_CMP_PROTECTEDPART(&prot_part, &prot_part_der);
if (len < 0 || prot_part_der == NULL) {
CMPerr(0, CMP_R_ERROR_CALCULATING_PROTECTION);
goto end;
}
prot_part_der_len = (size_t) len;
if (msg->header->protectionAlg == NULL) {
CMPerr(0, CMP_R_UNKNOWN_ALGORITHM_ID);
goto end;
}
X509_ALGOR_get0(&algorOID, &pptype, &ppval, msg->header->protectionAlg);
if (secret != NULL && pkey == NULL) {
if (ppval == NULL) {
CMPerr(0, CMP_R_ERROR_CALCULATING_PROTECTION);
goto end;
}
if (NID_id_PasswordBasedMAC != OBJ_obj2nid(algorOID)) {
CMPerr(0, CMP_R_WRONG_ALGORITHM_OID);
goto end;
}
pbm_str = (ASN1_STRING *)ppval;
pbm_str_uc = pbm_str->data;
pbm = d2i_OSSL_CRMF_PBMPARAMETER(NULL, &pbm_str_uc, pbm_str->length);
if (pbm == NULL) {
CMPerr(0, CMP_R_WRONG_ALGORITHM_OID);
goto end;
}
if (!OSSL_CRMF_pbm_new(pbm, prot_part_der, prot_part_der_len,
secret->data, secret->length,
&protection, &sig_len))
goto end;
} else if (secret == NULL && pkey != NULL) {
/* TODO combine this with large parts of CRMF_poposigningkey_init() */
/* EVP_DigestSignInit() checks that pkey type is correct for the alg */
if (!OBJ_find_sigid_algs(OBJ_obj2nid(algorOID), &md_NID, NULL)
|| (md = EVP_get_digestbynid(md_NID)) == NULL
|| (evp_ctx = EVP_MD_CTX_new()) == NULL) {
CMPerr(0, CMP_R_UNKNOWN_ALGORITHM_ID);
goto end;
}
if (EVP_DigestSignInit(evp_ctx, NULL, md, NULL, pkey) <= 0
|| EVP_DigestSignUpdate(evp_ctx, prot_part_der,
prot_part_der_len) <= 0
|| EVP_DigestSignFinal(evp_ctx, NULL, &sig_len) <= 0
|| (protection = OPENSSL_malloc(sig_len)) == NULL
|| EVP_DigestSignFinal(evp_ctx, protection, &sig_len) <= 0) {
CMPerr(0, CMP_R_ERROR_CALCULATING_PROTECTION);
goto end;
}
} else {
CMPerr(0, CMP_R_INVALID_ARGS);
goto end;
}
if ((prot = ASN1_BIT_STRING_new()) == NULL)
goto end;
/* OpenSSL defaults all bit strings to be encoded as ASN.1 NamedBitList */
prot->flags &= ~(ASN1_STRING_FLAG_BITS_LEFT | 0x07);
prot->flags |= ASN1_STRING_FLAG_BITS_LEFT;
if (!ASN1_BIT_STRING_set(prot, protection, sig_len)) {
ASN1_BIT_STRING_free(prot);
prot = NULL;
}
end:
OSSL_CRMF_PBMPARAMETER_free(pbm);
EVP_MD_CTX_free(evp_ctx);
OPENSSL_free(protection);
OPENSSL_free(prot_part_der);
return prot;
}
int ossl_cmp_msg_add_extraCerts(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg)
{
if (!ossl_assert(ctx != NULL && msg != NULL))
return 0;
if (msg->extraCerts == NULL
&& (msg->extraCerts = sk_X509_new_null()) == NULL)
return 0;
if (ctx->clCert != NULL) {
/* Make sure that our own cert gets sent, in the first position */
if (!X509_up_ref(ctx->clCert))
return 0;
if (!sk_X509_push(msg->extraCerts, ctx->clCert)) {
X509_free(ctx->clCert);
return 0;
}
/* if we have untrusted store, try to add intermediate certs */
if (ctx->untrusted_certs != NULL) {
STACK_OF(X509) *chain =
ossl_cmp_build_cert_chain(ctx->untrusted_certs, ctx->clCert);
int res = ossl_cmp_sk_X509_add1_certs(msg->extraCerts, chain,
1 /* no self-signed */,
1 /* no duplicates */, 0);
sk_X509_pop_free(chain, X509_free);
if (res == 0)
return 0;
}
}
/* add any additional certificates from ctx->extraCertsOut */
if (!ossl_cmp_sk_X509_add1_certs(msg->extraCerts, ctx->extraCertsOut, 0,
1 /* no duplicates */, 0))
return 0;
/* if none was found avoid empty ASN.1 sequence */
if (sk_X509_num(msg->extraCerts) == 0) {
sk_X509_free(msg->extraCerts);
msg->extraCerts = NULL;
}
return 1;
}
/*
* Create an X509_ALGOR structure for PasswordBasedMAC protection based on
* the pbm settings in the context
* returns pointer to X509_ALGOR on success, NULL on error
*/
static X509_ALGOR *create_pbmac_algor(OSSL_CMP_CTX *ctx)
{
X509_ALGOR *alg = NULL;
OSSL_CRMF_PBMPARAMETER *pbm = NULL;
unsigned char *pbm_der = NULL;
int pbm_der_len;
ASN1_STRING *pbm_str = NULL;
if (!ossl_assert(ctx != NULL))
return NULL;
alg = X509_ALGOR_new();
pbm = OSSL_CRMF_pbmp_new(ctx->pbm_slen, ctx->pbm_owf, ctx->pbm_itercnt,
ctx->pbm_mac);
pbm_str = ASN1_STRING_new();
if (alg == NULL || pbm == NULL || pbm_str == NULL)
goto err;
if ((pbm_der_len = i2d_OSSL_CRMF_PBMPARAMETER(pbm, &pbm_der)) < 0)
goto err;
if (!ASN1_STRING_set(pbm_str, pbm_der, pbm_der_len))
goto err;
OPENSSL_free(pbm_der);
X509_ALGOR_set0(alg, OBJ_nid2obj(NID_id_PasswordBasedMAC),
V_ASN1_SEQUENCE, pbm_str);
OSSL_CRMF_PBMPARAMETER_free(pbm);
return alg;
err:
ASN1_STRING_free(pbm_str);
X509_ALGOR_free(alg);
OPENSSL_free(pbm_der);
OSSL_CRMF_PBMPARAMETER_free(pbm);
return NULL;
}
int ossl_cmp_msg_protect(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg)
{
if (!ossl_assert(ctx != NULL && msg != NULL))
return 0;
if (ctx->unprotectedSend)
return 1;
/* use PasswordBasedMac according to 5.1.3.1 if secretValue is given */
if (ctx->secretValue != NULL) {
if ((msg->header->protectionAlg = create_pbmac_algor(ctx)) == NULL)
goto err;
if (ctx->referenceValue != NULL
&& !ossl_cmp_hdr_set1_senderKID(msg->header,
ctx->referenceValue))
goto err;
/*
* add any additional certificates from ctx->extraCertsOut
* while not needed to validate the signing cert, the option to do
* this might be handy for certain use cases
*/
if (!ossl_cmp_msg_add_extraCerts(ctx, msg))
goto err;
if ((msg->protection =
ossl_cmp_calc_protection(msg, ctx->secretValue, NULL)) == NULL)
goto err;
} else {
/*
* use MSG_SIG_ALG according to 5.1.3.3 if client Certificate and
* private key is given
*/
if (ctx->clCert != NULL && ctx->pkey != NULL) {
const ASN1_OCTET_STRING *subjKeyIDStr = NULL;
int algNID = 0;
ASN1_OBJECT *alg = NULL;
/* make sure that key and certificate match */
if (!X509_check_private_key(ctx->clCert, ctx->pkey)) {
CMPerr(0, CMP_R_CERT_AND_KEY_DO_NOT_MATCH);
goto err;
}
if (msg->header->protectionAlg == NULL)
if ((msg->header->protectionAlg = X509_ALGOR_new()) == NULL)
goto err;
if (!OBJ_find_sigid_by_algs(&algNID, ctx->digest,
EVP_PKEY_id(ctx->pkey))) {
CMPerr(0, CMP_R_UNSUPPORTED_KEY_TYPE);
goto err;
}
if ((alg = OBJ_nid2obj(algNID)) == NULL)
goto err;
if (!X509_ALGOR_set0(msg->header->protectionAlg,
alg, V_ASN1_UNDEF, NULL)) {
ASN1_OBJECT_free(alg);
goto err;
}
/*
* set senderKID to keyIdentifier of the used certificate according
* to section 5.1.1
*/
subjKeyIDStr = X509_get0_subject_key_id(ctx->clCert);
if (subjKeyIDStr != NULL
&& !ossl_cmp_hdr_set1_senderKID(msg->header, subjKeyIDStr))
goto err;
/*
* Add ctx->clCert followed, if possible, by its chain built
* from ctx->untrusted_certs, and then ctx->extraCertsOut
*/
if (!ossl_cmp_msg_add_extraCerts(ctx, msg))
goto err;
if ((msg->protection =
ossl_cmp_calc_protection(msg, NULL, ctx->pkey)) == NULL)
goto err;
} else {
CMPerr(0, CMP_R_MISSING_KEY_INPUT_FOR_CREATING_PROTECTION);
goto err;
}
}
return 1;
err:
CMPerr(0, CMP_R_ERROR_PROTECTING_MESSAGE);
return 0;
}
crypto/cmp/cmp_status.c
+301
View File
@@ -0,0 +1,301 @@
/*
* Copyright 2007-2019 The OpenSSL Project Authors. All Rights Reserved.
* Copyright Nokia 2007-2019
* Copyright Siemens AG 2015-2019
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/* CMP functions for PKIStatusInfo handling and PKIMessage decomposition */
#include <string.h>
#include "cmp_local.h"
/* explicit #includes not strictly needed since implied by the above: */
#include <time.h>
#include <openssl/cmp.h>
#include <openssl/crmf.h>
#include <openssl/err.h> /* needed in case config no-deprecated */
#include <openssl/engine.h>
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
#include <openssl/asn1err.h> /* for ASN1_R_TOO_SMALL and ASN1_R_TOO_LARGE */
/* CMP functions related to PKIStatus */
int ossl_cmp_pkisi_get_pkistatus(const OSSL_CMP_PKISI *si)
{
if (!ossl_assert(si != NULL && si->status != NULL))
return -1;
return ossl_cmp_asn1_get_int(si->status);
}
/*
* return the declared identifier and a short explanation for the PKIStatus
* value as specified in RFC4210, Appendix F.
*/
const char *ossl_cmp_PKIStatus_to_string(int status)
{
switch (status) {
case OSSL_CMP_PKISTATUS_accepted:
return "PKIStatus: accepted";
case OSSL_CMP_PKISTATUS_grantedWithMods:
return "PKIStatus: granted with modifications";
case OSSL_CMP_PKISTATUS_rejection:
return "PKIStatus: rejection";
case OSSL_CMP_PKISTATUS_waiting:
return "PKIStatus: waiting";
case OSSL_CMP_PKISTATUS_revocationWarning:
return "PKIStatus: revocation warning - a revocation of the cert is imminent";
case OSSL_CMP_PKISTATUS_revocationNotification:
return "PKIStatus: revocation notification - a revocation of the cert has occurred";
case OSSL_CMP_PKISTATUS_keyUpdateWarning:
return "PKIStatus: key update warning - update already done for the cert";
default:
{
char buf[40];
BIO_snprintf(buf, sizeof(buf), "PKIStatus: invalid=%d", status);
CMPerr(0, CMP_R_ERROR_PARSING_PKISTATUS);
ossl_cmp_add_error_data(buf);
return NULL;
}
}
}
/*
* returns a pointer to the statusString contained in a PKIStatusInfo
* returns NULL on error
*/
OSSL_CMP_PKIFREETEXT *ossl_cmp_pkisi_get0_statusstring(const OSSL_CMP_PKISI *si)
{
if (!ossl_assert(si != NULL))
return NULL;
return si->statusString;
}
/*
* returns the FailureInfo bits of the given PKIStatusInfo
* returns -1 on error
*/
int ossl_cmp_pkisi_get_pkifailureinfo(const OSSL_CMP_PKISI *si)
{
int i;
int res = 0;
if (!ossl_assert(si != NULL && si->failInfo != NULL))
return -1;
for (i = 0; i <= OSSL_CMP_PKIFAILUREINFO_MAX; i++)
if (ASN1_BIT_STRING_get_bit(si->failInfo, i))
res |= 1 << i;
return res;
}
/*
* internal function
* convert PKIFailureInfo number to human-readable string
*
* returns pointer to static string
* returns NULL on error
*/
static const char *CMP_PKIFAILUREINFO_to_string(int number)
{
switch (number) {
case OSSL_CMP_PKIFAILUREINFO_badAlg:
return "badAlg";
case OSSL_CMP_PKIFAILUREINFO_badMessageCheck:
return "badMessageCheck";
case OSSL_CMP_PKIFAILUREINFO_badRequest:
return "badRequest";
case OSSL_CMP_PKIFAILUREINFO_badTime:
return "badTime";
case OSSL_CMP_PKIFAILUREINFO_badCertId:
return "badCertId";
case OSSL_CMP_PKIFAILUREINFO_badDataFormat:
return "badDataFormat";
case OSSL_CMP_PKIFAILUREINFO_wrongAuthority:
return "wrongAuthority";
case OSSL_CMP_PKIFAILUREINFO_incorrectData:
return "incorrectData";
case OSSL_CMP_PKIFAILUREINFO_missingTimeStamp:
return "missingTimeStamp";
case OSSL_CMP_PKIFAILUREINFO_badPOP:
return "badPOP";
case OSSL_CMP_PKIFAILUREINFO_certRevoked:
return "certRevoked";
case OSSL_CMP_PKIFAILUREINFO_certConfirmed:
return "certConfirmed";
case OSSL_CMP_PKIFAILUREINFO_wrongIntegrity:
return "wrongIntegrity";
case OSSL_CMP_PKIFAILUREINFO_badRecipientNonce:
return "badRecipientNonce";
case OSSL_CMP_PKIFAILUREINFO_timeNotAvailable:
return "timeNotAvailable";
case OSSL_CMP_PKIFAILUREINFO_unacceptedPolicy:
return "unacceptedPolicy";
case OSSL_CMP_PKIFAILUREINFO_unacceptedExtension:
return "unacceptedExtension";
case OSSL_CMP_PKIFAILUREINFO_addInfoNotAvailable:
return "addInfoNotAvailable";
case OSSL_CMP_PKIFAILUREINFO_badSenderNonce:
return "badSenderNonce";
case OSSL_CMP_PKIFAILUREINFO_badCertTemplate:
return "badCertTemplate";
case OSSL_CMP_PKIFAILUREINFO_signerNotTrusted:
return "signerNotTrusted";
case OSSL_CMP_PKIFAILUREINFO_transactionIdInUse:
return "transactionIdInUse";
case OSSL_CMP_PKIFAILUREINFO_unsupportedVersion:
return "unsupportedVersion";
case OSSL_CMP_PKIFAILUREINFO_notAuthorized:
return "notAuthorized";
case OSSL_CMP_PKIFAILUREINFO_systemUnavail:
return "systemUnavail";
case OSSL_CMP_PKIFAILUREINFO_systemFailure:
return "systemFailure";
case OSSL_CMP_PKIFAILUREINFO_duplicateCertReq:
return "duplicateCertReq";
default:
return NULL; /* illegal failure number */
}
}
/*
* checks PKIFailureInfo bits in a given PKIStatusInfo
* returns 1 if a given bit is set, 0 if not, -1 on error
*/
int ossl_cmp_pkisi_pkifailureinfo_check(const OSSL_CMP_PKISI *si, int bit_index)
{
if (!ossl_assert(si != NULL && si->failInfo != NULL))
return -1;
if (bit_index < 0 || bit_index > OSSL_CMP_PKIFAILUREINFO_MAX) {
CMPerr(0, CMP_R_INVALID_ARGS);
return -1;
}
return ASN1_BIT_STRING_get_bit(si->failInfo, bit_index);
}
/*
* place human-readable error string created from PKIStatusInfo in given buffer
* returns pointer to the same buffer containing the string, or NULL on error
*/
char *OSSL_CMP_CTX_snprint_PKIStatus(OSSL_CMP_CTX *ctx, char *buf,
size_t bufsize)
{
int status, failure, fail_info;
const char *status_string, *failure_string;
OSSL_CMP_PKIFREETEXT *status_strings;
ASN1_UTF8STRING *text;
int i;
int printed_chars;
int failinfo_found = 0;
int n_status_strings;
char* write_ptr = buf;
#define ADVANCE_BUFFER \
if (printed_chars < 0 || (size_t)printed_chars >= bufsize) \
return NULL; \
write_ptr += printed_chars; \
bufsize -= printed_chars;
if (ctx == NULL
|| buf == NULL
|| (status = OSSL_CMP_CTX_get_status(ctx)) < 0
|| (status_string = ossl_cmp_PKIStatus_to_string(status)) == NULL)
return NULL;
printed_chars = BIO_snprintf(write_ptr, bufsize, "%s", status_string);
ADVANCE_BUFFER;
/* failInfo is optional and may be empty */
if ((fail_info = OSSL_CMP_CTX_get_failInfoCode(ctx)) > 0) {
printed_chars = BIO_snprintf(write_ptr, bufsize, "; PKIFailureInfo: ");
ADVANCE_BUFFER;
for (failure = 0; failure <= OSSL_CMP_PKIFAILUREINFO_MAX; failure++) {
if ((fail_info & (1 << failure)) != 0) {
failure_string = CMP_PKIFAILUREINFO_to_string(failure);
if (failure_string != NULL) {
printed_chars = BIO_snprintf(write_ptr, bufsize, "%s%s",
failure > 0 ? ", " : "",
failure_string);
ADVANCE_BUFFER;
failinfo_found = 1;
}
}
}
}
if (!failinfo_found && status != OSSL_CMP_PKISTATUS_accepted
&& status != OSSL_CMP_PKISTATUS_grantedWithMods) {
printed_chars = BIO_snprintf(write_ptr, bufsize, "; <no failure info>");
ADVANCE_BUFFER;
}
/* statusString sequence is optional and may be empty */
status_strings = OSSL_CMP_CTX_get0_statusString(ctx);
n_status_strings = sk_ASN1_UTF8STRING_num(status_strings);
if (n_status_strings > 0) {
printed_chars = BIO_snprintf(write_ptr, bufsize, "; StatusString%s: ",
n_status_strings > 1 ? "s" : "");
ADVANCE_BUFFER;
for (i = 0; i < n_status_strings; i++) {
text = sk_ASN1_UTF8STRING_value(status_strings, i);
printed_chars = BIO_snprintf(write_ptr, bufsize, "\"%s\"%s",
ASN1_STRING_get0_data(text),
i < n_status_strings - 1 ? ", " : "");
ADVANCE_BUFFER;
}
}
#undef ADVANCE_BUFFER
return buf;
}
/*
* Creates a new PKIStatusInfo structure and fills it in
* returns a pointer to the structure on success, NULL on error
* note: strongly overlaps with TS_RESP_CTX_set_status_info()
* and TS_RESP_CTX_add_failure_info() in ../ts/ts_rsp_sign.c
*/
OSSL_CMP_PKISI *ossl_cmp_statusinfo_new(int status, int fail_info,
const char *text)
{
OSSL_CMP_PKISI *si = OSSL_CMP_PKISI_new();
ASN1_UTF8STRING *utf8_text = NULL;
int failure;
if (si == NULL)
goto err;
if (!ASN1_INTEGER_set(si->status, status))
goto err;
if (text != NULL) {
if ((utf8_text = ASN1_UTF8STRING_new()) == NULL
|| !ASN1_STRING_set(utf8_text, text, -1))
goto err;
if ((si->statusString = sk_ASN1_UTF8STRING_new_null()) == NULL)
goto err;
if (!sk_ASN1_UTF8STRING_push(si->statusString, utf8_text))
goto err;
/* Ownership is lost. */
utf8_text = NULL;
}
for (failure = 0; failure <= OSSL_CMP_PKIFAILUREINFO_MAX; failure++) {
if ((fail_info & (1 << failure)) != 0) {
if (si->failInfo == NULL
&& (si->failInfo = ASN1_BIT_STRING_new()) == NULL)
goto err;
if (!ASN1_BIT_STRING_set_bit(si->failInfo, failure, 1))
goto err;
}
}
return si;
err:
OSSL_CMP_PKISI_free(si);
ASN1_UTF8STRING_free(utf8_text);
return NULL;
}
crypto/cmp/cmp_util.c
+5 -3
View File
@@ -408,21 +408,23 @@ STACK_OF(X509) *ossl_cmp_build_cert_chain(STACK_OF(X509) *certs, X509 *cert)
int ossl_cmp_asn1_octet_string_set1(ASN1_OCTET_STRING **tgt,
const ASN1_OCTET_STRING *src)
{
ASN1_OCTET_STRING *new;
if (tgt == NULL) {
CMPerr(0, CMP_R_NULL_ARGUMENT);
return 0;
}
if (*tgt == src) /* self-assignment */
return 1;
ASN1_OCTET_STRING_free(*tgt);
if (src != NULL) {
if ((*tgt = ASN1_OCTET_STRING_dup(src)) == NULL)
if ((new = ASN1_OCTET_STRING_dup(src)) == NULL)
return 0;
} else {
*tgt = NULL;
new = NULL;
}
ASN1_OCTET_STRING_free(*tgt);
*tgt = new;
return 1;
}