pjs/security/nss/lib/jar/jarevil.c

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C

/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1994-2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License Version 2 or later (the
* "GPL"), in which case the provisions of the GPL are applicable
* instead of those above. If you wish to allow use of your
* version of this file only under the terms of the GPL and not to
* allow others to use your version of this file under the MPL,
* indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by
* the GPL. If you do not delete the provisions above, a recipient
* may use your version of this file under either the MPL or the
* GPL.
*/
/*
* JAREVIL
*
* Wrappers to callback in the mozilla thread
*
* Certificate code is unsafe when called outside the
* mozilla thread. These functions push an event on the
* queue to cause the cert function to run in that thread.
*
*/
#include "jar.h"
#include "jarint.h"
#include "jarevil.h"
/* from libevent.h */
#ifdef MOZILLA_CLIENT
typedef void (*ETVoidPtrFunc) (void * data);
extern void ET_moz_CallFunction (ETVoidPtrFunc fn, void *data);
extern void *mozilla_event_queue;
#endif
/* Special macros facilitate running on Win 16 */
#if defined(XP_PC) && !defined(_WIN32) /* then we are win 16 */
/*
* Allocate the data passed to the callback functions from the heap...
*
* This inter-thread structure cannot reside on a thread stack since the
* thread's stack is swapped away with the thread under Win16...
*/
#define ALLOC_OR_DEFINE(type, pointer_var_name, out_of_memory_return_value) \
type * pointer_var_name = PORT_ZAlloc (sizeof(type)); \
do { \
if (!pointer_var_name) \
return (out_of_memory_return_value); \
} while (0) /* and now a semicolon can follow :-) */
#define FREE_IF_ALLOC_IS_USED(pointer_var_name) PORT_Free(pointer_var_name)
#else /* not win 16... so we can alloc via auto variables */
#define ALLOC_OR_DEFINE(type, pointer_var_name, out_of_memory_return_value) \
type actual_structure_allocated_in_macro; \
type * pointer_var_name = &actual_structure_allocated_in_macro; \
PORT_Memset (pointer_var_name, 0, sizeof (*pointer_var_name)); \
((void) 0) /* and now a semicolon can follow */
#define FREE_IF_ALLOC_IS_USED(pointer_var_name) ((void) 0)
#endif /* not Win 16 */
/* --- --- --- --- --- --- --- --- --- --- --- --- --- */
/*
* JAR_MOZ_encode
*
* Call SEC_PKCS7Encode inside
* the mozilla thread
*
*/
struct EVIL_encode
{
int error;
SECStatus status;
SEC_PKCS7ContentInfo *cinfo;
SEC_PKCS7EncoderOutputCallback outputfn;
void *outputarg;
PK11SymKey *bulkkey;
SECKEYGetPasswordKey pwfn;
void *pwfnarg;
};
/* This is called inside the mozilla thread */
PR_STATIC_CALLBACK(void) jar_moz_encode_fn (void *data)
{
SECStatus status;
struct EVIL_encode *encode_data = (struct EVIL_encode *)data;
PORT_SetError (encode_data->error);
status = SEC_PKCS7Encode (encode_data->cinfo, encode_data->outputfn,
encode_data->outputarg, encode_data->bulkkey,
encode_data->pwfn, encode_data->pwfnarg);
encode_data->status = status;
encode_data->error = PORT_GetError();
}
/* Wrapper for the ET_MOZ call */
SECStatus jar_moz_encode
(
SEC_PKCS7ContentInfo *cinfo,
SEC_PKCS7EncoderOutputCallback outputfn,
void *outputarg,
PK11SymKey *bulkkey,
SECKEYGetPasswordKey pwfn,
void *pwfnarg
)
{
SECStatus ret;
ALLOC_OR_DEFINE(struct EVIL_encode, encode_data, SECFailure);
encode_data->error = PORT_GetError();
encode_data->cinfo = cinfo;
encode_data->outputfn = outputfn;
encode_data->outputarg = outputarg;
encode_data->bulkkey = bulkkey;
encode_data->pwfn = pwfn;
encode_data->pwfnarg = pwfnarg;
/* Synchronously invoke the callback function on the mozilla thread. */
#ifdef MOZILLA_CLIENT
if (mozilla_event_queue)
ET_moz_CallFunction (jar_moz_encode_fn, encode_data);
else
jar_moz_encode_fn (encode_data);
#else
jar_moz_encode_fn (encode_data);
#endif
PORT_SetError (encode_data->error);
ret = encode_data->status;
/* Free the data passed to the callback function... */
FREE_IF_ALLOC_IS_USED(encode_data);
return ret;
}
/* --- --- --- --- --- --- --- --- --- --- --- --- --- */
/*
* JAR_MOZ_verify
*
* Call SEC_PKCS7VerifyDetachedSignature inside
* the mozilla thread
*
*/
struct EVIL_verify
{
int error;
SECStatus status;
SEC_PKCS7ContentInfo *cinfo;
SECCertUsage certusage;
SECItem *detached_digest;
HASH_HashType digest_type;
PRBool keepcerts;
};
/* This is called inside the mozilla thread */
PR_STATIC_CALLBACK(void) jar_moz_verify_fn (void *data)
{
PRBool result;
struct EVIL_verify *verify_data = (struct EVIL_verify *)data;
PORT_SetError (verify_data->error);
result = SEC_PKCS7VerifyDetachedSignature
(verify_data->cinfo, verify_data->certusage, verify_data->detached_digest,
verify_data->digest_type, verify_data->keepcerts);
verify_data->status = result==PR_TRUE ? SECSuccess : SECFailure;
verify_data->error = PORT_GetError();
}
/* Wrapper for the ET_MOZ call */
SECStatus jar_moz_verify
(
SEC_PKCS7ContentInfo *cinfo,
SECCertUsage certusage,
SECItem *detached_digest,
HASH_HashType digest_type,
PRBool keepcerts
)
{
SECStatus ret;
ALLOC_OR_DEFINE(struct EVIL_verify, verify_data, SECFailure);
verify_data->error = PORT_GetError();
verify_data->cinfo = cinfo;
verify_data->certusage = certusage;
verify_data->detached_digest = detached_digest;
verify_data->digest_type = digest_type;
verify_data->keepcerts = keepcerts;
/* Synchronously invoke the callback function on the mozilla thread. */
#ifdef MOZILLA_CLIENT
if (mozilla_event_queue)
ET_moz_CallFunction (jar_moz_verify_fn, verify_data);
else
jar_moz_verify_fn (verify_data);
#else
jar_moz_verify_fn (verify_data);
#endif
PORT_SetError (verify_data->error);
ret = verify_data->status;
/* Free the data passed to the callback function... */
FREE_IF_ALLOC_IS_USED(verify_data);
return ret;
}
/* --- --- --- --- --- --- --- --- --- --- --- --- --- */
/*
* JAR_MOZ_nickname
*
* Call CERT_FindCertByNickname inside
* the mozilla thread
*
*/
struct EVIL_nickname
{
int error;
CERTCertDBHandle *certdb;
char *nickname;
CERTCertificate *cert;
};
/* This is called inside the mozilla thread */
PR_STATIC_CALLBACK(void) jar_moz_nickname_fn (void *data)
{
CERTCertificate *cert;
struct EVIL_nickname *nickname_data = (struct EVIL_nickname *)data;
PORT_SetError (nickname_data->error);
cert = CERT_FindCertByNickname (nickname_data->certdb, nickname_data->nickname);
nickname_data->cert = cert;
nickname_data->error = PORT_GetError();
}
/* Wrapper for the ET_MOZ call */
CERTCertificate *jar_moz_nickname (CERTCertDBHandle *certdb, char *nickname)
{
CERTCertificate *cert;
ALLOC_OR_DEFINE(struct EVIL_nickname, nickname_data, NULL );
nickname_data->error = PORT_GetError();
nickname_data->certdb = certdb;
nickname_data->nickname = nickname;
/* Synchronously invoke the callback function on the mozilla thread. */
#ifdef MOZILLA_CLIENT
if (mozilla_event_queue)
ET_moz_CallFunction (jar_moz_nickname_fn, nickname_data);
else
jar_moz_nickname_fn (nickname_data);
#else
jar_moz_nickname_fn (nickname_data);
#endif
PORT_SetError (nickname_data->error);
cert = nickname_data->cert;
/* Free the data passed to the callback function... */
FREE_IF_ALLOC_IS_USED(nickname_data);
return cert;
}
/* --- --- --- --- --- --- --- --- --- --- --- --- --- */
/*
* JAR_MOZ_perm
*
* Call CERT_AddTempCertToPerm inside
* the mozilla thread
*
*/
struct EVIL_perm
{
int error;
SECStatus status;
CERTCertificate *cert;
char *nickname;
CERTCertTrust *trust;
};
/* This is called inside the mozilla thread */
PR_STATIC_CALLBACK(void) jar_moz_perm_fn (void *data)
{
SECStatus status;
struct EVIL_perm *perm_data = (struct EVIL_perm *)data;
PORT_SetError (perm_data->error);
status = CERT_AddTempCertToPerm (perm_data->cert, perm_data->nickname, perm_data->trust);
perm_data->status = status;
perm_data->error = PORT_GetError();
}
/* Wrapper for the ET_MOZ call */
SECStatus jar_moz_perm
(CERTCertificate *cert, char *nickname, CERTCertTrust *trust)
{
SECStatus ret;
ALLOC_OR_DEFINE(struct EVIL_perm, perm_data, SECFailure);
perm_data->error = PORT_GetError();
perm_data->cert = cert;
perm_data->nickname = nickname;
perm_data->trust = trust;
/* Synchronously invoke the callback function on the mozilla thread. */
#ifdef MOZILLA_CLIENT
if (mozilla_event_queue)
ET_moz_CallFunction (jar_moz_perm_fn, perm_data);
else
jar_moz_perm_fn (perm_data);
#else
jar_moz_perm_fn (perm_data);
#endif
PORT_SetError (perm_data->error);
ret = perm_data->status;
/* Free the data passed to the callback function... */
FREE_IF_ALLOC_IS_USED(perm_data);
return ret;
}
/* --- --- --- --- --- --- --- --- --- --- --- --- --- */
/*
* JAR_MOZ_certkey
*
* Call CERT_FindCertByKey inside
* the mozilla thread
*
*/
struct EVIL_certkey
{
int error;
CERTCertificate *cert;
CERTCertDBHandle *certdb;
SECItem *seckey;
};
/* This is called inside the mozilla thread */
PR_STATIC_CALLBACK(void) jar_moz_certkey_fn (void *data)
{
CERTCertificate *cert;
struct EVIL_certkey *certkey_data = (struct EVIL_certkey *)data;
PORT_SetError (certkey_data->error);
cert = CERT_FindCertByKey (certkey_data->certdb, certkey_data->seckey);
certkey_data->cert = cert;
certkey_data->error = PORT_GetError();
}
/* Wrapper for the ET_MOZ call */
CERTCertificate *jar_moz_certkey (CERTCertDBHandle *certdb, SECItem *seckey)
{
CERTCertificate *cert;
ALLOC_OR_DEFINE(struct EVIL_certkey, certkey_data, NULL);
certkey_data->error = PORT_GetError();
certkey_data->certdb = certdb;
certkey_data->seckey = seckey;
/* Synchronously invoke the callback function on the mozilla thread. */
#ifdef MOZILLA_CLIENT
if (mozilla_event_queue)
ET_moz_CallFunction (jar_moz_certkey_fn, certkey_data);
else
jar_moz_certkey_fn (certkey_data);
#else
jar_moz_certkey_fn (certkey_data);
#endif
PORT_SetError (certkey_data->error);
cert = certkey_data->cert;
/* Free the data passed to the callback function... */
FREE_IF_ALLOC_IS_USED(certkey_data);
return cert;
}
/* --- --- --- --- --- --- --- --- --- --- --- --- --- */
/*
* JAR_MOZ_issuer
*
* Call CERT_FindCertIssuer inside
* the mozilla thread
*
*/
struct EVIL_issuer
{
int error;
CERTCertificate *cert;
CERTCertificate *issuer;
};
/* This is called inside the mozilla thread */
PR_STATIC_CALLBACK(void) jar_moz_issuer_fn (void *data)
{
CERTCertificate *issuer;
struct EVIL_issuer *issuer_data = (struct EVIL_issuer *)data;
PORT_SetError (issuer_data->error);
issuer = CERT_FindCertIssuer (issuer_data->cert, PR_Now(),
certUsageObjectSigner);
issuer_data->issuer = issuer;
issuer_data->error = PORT_GetError();
}
/* Wrapper for the ET_MOZ call */
CERTCertificate *jar_moz_issuer (CERTCertificate *cert)
{
CERTCertificate *issuer_cert;
ALLOC_OR_DEFINE(struct EVIL_issuer, issuer_data, NULL);
issuer_data->error = PORT_GetError();
issuer_data->cert = cert;
/* Synchronously invoke the callback function on the mozilla thread. */
#ifdef MOZILLA_CLIENT
if (mozilla_event_queue)
ET_moz_CallFunction (jar_moz_issuer_fn, issuer_data);
else
jar_moz_issuer_fn (issuer_data);
#else
jar_moz_issuer_fn (issuer_data);
#endif
PORT_SetError (issuer_data->error);
issuer_cert = issuer_data->issuer;
/* Free the data passed to the callback function... */
FREE_IF_ALLOC_IS_USED(issuer_data);
return issuer_cert;
}
/* --- --- --- --- --- --- --- --- --- --- --- --- --- */
/*
* JAR_MOZ_dup
*
* Call CERT_DupCertificate inside
* the mozilla thread
*
*/
struct EVIL_dup
{
int error;
CERTCertificate *cert;
CERTCertificate *return_cert;
};
/* This is called inside the mozilla thread */
PR_STATIC_CALLBACK(void) jar_moz_dup_fn (void *data)
{
CERTCertificate *return_cert;
struct EVIL_dup *dup_data = (struct EVIL_dup *)data;
PORT_SetError (dup_data->error);
return_cert = CERT_DupCertificate (dup_data->cert);
dup_data->return_cert = return_cert;
dup_data->error = PORT_GetError();
}
/* Wrapper for the ET_MOZ call */
CERTCertificate *jar_moz_dup (CERTCertificate *cert)
{
CERTCertificate *dup_cert;
ALLOC_OR_DEFINE(struct EVIL_dup, dup_data, NULL);
dup_data->error = PORT_GetError();
dup_data->cert = cert;
/* Synchronously invoke the callback function on the mozilla thread. */
#ifdef MOZILLA_CLIENT
if (mozilla_event_queue)
ET_moz_CallFunction (jar_moz_dup_fn, dup_data);
else
jar_moz_dup_fn (dup_data);
#else
jar_moz_dup_fn (dup_data);
#endif
PORT_SetError (dup_data->error);
dup_cert = dup_data->return_cert;
/* Free the data passed to the callback function... */
FREE_IF_ALLOC_IS_USED(dup_data);
return dup_cert;
}
/* --- --- --- --- --- --- --- --- --- --- --- --- --- */