gecko-dev/security/nss/lib/certdb/cert.h
2000-06-13 21:56:37 +00:00

1388 lines
42 KiB
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.
*/
/*
* cert.h - public data structures and prototypes for the certificate library
*
* $Id: cert.h,v 1.2 2000/06/13 21:56:19 chrisk%netscape.com Exp $
*/
#ifndef _CERT_H_
#define _CERT_H_
#include "plarena.h"
#include "plhash.h"
#include "prlong.h"
#include "prlog.h"
#include "seccomon.h"
#include "secdert.h"
#include "secoidt.h"
#include "keyt.h"
#include "certt.h"
SEC_BEGIN_PROTOS
/****************************************************************************
*
* RFC1485 ascii to/from X.? RelativeDistinguishedName (aka CERTName)
*
****************************************************************************/
/*
** Convert an ascii RFC1485 encoded name into its CERTName equivalent.
*/
extern CERTName *CERT_AsciiToName(char *string);
/*
** Convert an CERTName into its RFC1485 encoded equivalent.
*/
extern char *CERT_NameToAscii(CERTName *name);
extern CERTAVA *CERT_CopyAVA(PRArenaPool *arena, CERTAVA *src);
/*
** Examine an AVA and return the tag that refers to it. The AVA tags are
** defined as SEC_OID_AVA*.
*/
extern SECOidTag CERT_GetAVATag(CERTAVA *ava);
/*
** Compare two AVA's, returning the difference between them.
*/
extern SECComparison CERT_CompareAVA(CERTAVA *a, CERTAVA *b);
/*
** Create an RDN (relative-distinguished-name). The argument list is a
** NULL terminated list of AVA's.
*/
extern CERTRDN *CERT_CreateRDN(PRArenaPool *arena, CERTAVA *avas, ...);
/*
** Make a copy of "src" storing it in "dest".
*/
extern SECStatus CERT_CopyRDN(PRArenaPool *arena, CERTRDN *dest, CERTRDN *src);
/*
** Destory an RDN object.
** "rdn" the RDN to destroy
** "freeit" if PR_TRUE then free the object as well as its sub-objects
*/
extern void CERT_DestroyRDN(CERTRDN *rdn, PRBool freeit);
/*
** Add an AVA to an RDN.
** "rdn" the RDN to add to
** "ava" the AVA to add
*/
extern SECStatus CERT_AddAVA(PRArenaPool *arena, CERTRDN *rdn, CERTAVA *ava);
/*
** Compare two RDN's, returning the difference between them.
*/
extern SECComparison CERT_CompareRDN(CERTRDN *a, CERTRDN *b);
/*
** Create an X.500 style name using a NULL terminated list of RDN's.
*/
extern CERTName *CERT_CreateName(CERTRDN *rdn, ...);
/*
** Make a copy of "src" storing it in "dest". Memory is allocated in
** "dest" for each of the appropriate sub objects. Memory is not freed in
** "dest" before allocation is done (use CERT_DestroyName(dest, PR_FALSE) to
** do that).
*/
extern SECStatus CERT_CopyName(PRArenaPool *arena, CERTName *dest, CERTName *src);
/*
** Destroy a Name object.
** "name" the CERTName to destroy
** "freeit" if PR_TRUE then free the object as well as its sub-objects
*/
extern void CERT_DestroyName(CERTName *name);
/*
** Add an RDN to a name.
** "name" the name to add the RDN to
** "rdn" the RDN to add to name
*/
extern SECStatus CERT_AddRDN(CERTName *name, CERTRDN *rdn);
/*
** Compare two names, returning the difference between them.
*/
extern SECComparison CERT_CompareName(CERTName *a, CERTName *b);
/*
** Convert a CERTName into something readable
*/
extern char *CERT_FormatName (CERTName *name);
/*
** Convert a der-encoded integer to a hex printable string form.
** Perhaps this should be a SEC function but it's only used for certs.
*/
extern char *CERT_Hexify (SECItem *i, int do_colon);
/**************************************************************************************
*
* Certificate handling operations
*
**************************************************************************************/
/*
** Create a new validity object given two unix time values.
** "notBefore" the time before which the validity is not valid
** "notAfter" the time after which the validity is not valid
*/
extern CERTValidity *CERT_CreateValidity(int64 notBefore, int64 notAfter);
/*
** Destroy a validity object.
** "v" the validity to destroy
** "freeit" if PR_TRUE then free the object as well as its sub-objects
*/
extern void CERT_DestroyValidity(CERTValidity *v);
/*
** Copy the "src" object to "dest". Memory is allocated in "dest" for
** each of the appropriate sub-objects. Memory in "dest" is not freed
** before memory is allocated (use CERT_DestroyValidity(v, PR_FALSE) to do
** that).
*/
extern SECStatus CERT_CopyValidity
(PRArenaPool *arena, CERTValidity *dest, CERTValidity *src);
/*
** Create a new certificate object. The result must be wrapped with an
** CERTSignedData to create a signed certificate.
** "serialNumber" the serial number
** "issuer" the name of the certificate issuer
** "validity" the validity period of the certificate
** "req" the certificate request that prompted the certificate issuance
*/
extern CERTCertificate *
CERT_CreateCertificate (unsigned long serialNumber, CERTName *issuer,
CERTValidity *validity, CERTCertificateRequest *req);
/*
** Destroy a certificate object
** "cert" the certificate to destroy
** NOTE: certificate's are reference counted. This call decrements the
** reference count, and if the result is zero, then the object is destroyed
** and optionally freed.
*/
extern void CERT_DestroyCertificate(CERTCertificate *cert);
/*
** Make a shallow copy of a certificate "c". Just increments the
** reference count on "c".
*/
extern CERTCertificate *CERT_DupCertificate(CERTCertificate *c);
/*
** Create a new certificate request. This result must be wrapped with an
** CERTSignedData to create a signed certificate request.
** "name" the subject name (who the certificate request is from)
** "spki" describes/defines the public key the certificate is for
** "attributes" if non-zero, some optional attribute data
*/
extern CERTCertificateRequest *
CERT_CreateCertificateRequest (CERTName *name, CERTSubjectPublicKeyInfo *spki,
SECItem **attributes);
/*
** Destroy a certificate-request object
** "r" the certificate-request to destroy
** "freeit" if PR_TRUE then free the object as well as its sub-objects
*/
extern void CERT_DestroyCertificateRequest(CERTCertificateRequest *r);
/*
** Extract a public key object from a SubjectPublicKeyInfo
*/
extern SECKEYPublicKey *CERT_ExtractPublicKey(CERTCertificate *cert);
/*
* used to get a public key with Key Material ID. Only used for fortezza V1
* certificates.
*/
extern SECKEYPublicKey *CERT_KMIDPublicKey(CERTCertificate *cert);
/*
** Retrieve the Key Type associated with the cert we're dealing with
*/
extern KeyType CERT_GetCertKeyType (CERTSubjectPublicKeyInfo *spki);
/*
** Initialize the certificate database. This is called to create
** the initial list of certificates in the database.
*/
extern SECStatus CERT_InitCertDB(CERTCertDBHandle *handle);
/*
** Default certificate database routines
*/
extern void CERT_SetDefaultCertDB(CERTCertDBHandle *handle);
extern CERTCertDBHandle *CERT_GetDefaultCertDB(void);
extern CERTCertList *CERT_GetCertChainFromCert(CERTCertificate *cert,
int64 time,
SECCertUsage usage);
/************************************************************************************
*
* X.500 Name handling operations
*
************************************************************************************/
/*
** Create an AVA (attribute-value-assertion)
** "arena" the memory arena to alloc from
** "kind" is one of SEC_OID_AVA_*
** "valueType" is one of DER_PRINTABLE_STRING, DER_IA5_STRING, or
** DER_T61_STRING
** "value" is the null terminated string containing the value
*/
extern CERTAVA *CERT_CreateAVA
(PRArenaPool *arena, SECOidTag kind, int valueType, char *value);
/*
** Extract the Distinguished Name from a DER encoded certificate
** "derCert" is the DER encoded certificate
** "derName" is the SECItem that the name is returned in
*/
extern SECStatus CERT_NameFromDERCert(SECItem *derCert, SECItem *derName);
/*
** Extract the Issuers Distinguished Name from a DER encoded certificate
** "derCert" is the DER encoded certificate
** "derName" is the SECItem that the name is returned in
*/
extern SECStatus CERT_IssuerNameFromDERCert(SECItem *derCert,
SECItem *derName);
/*
** Generate a database search key for a certificate, based on the
** issuer and serial number.
** "arena" the memory arena to alloc from
** "derCert" the DER encoded certificate
** "key" the returned key
*/
extern SECStatus CERT_KeyFromDERCert(PRArenaPool *arena, SECItem *derCert, SECItem *key);
extern SECStatus CERT_KeyFromIssuerAndSN(PRArenaPool *arena, SECItem *issuer,
SECItem *sn, SECItem *key);
/*
** Generate a database search key for a crl, based on the
** issuer.
** "arena" the memory arena to alloc from
** "derCrl" the DER encoded crl
** "key" the returned key
*/
extern SECStatus CERT_KeyFromDERCrl(PRArenaPool *arena, SECItem *derCrl, SECItem *key);
/*
** Open the certificate database. Use callback to get name of database.
*/
extern SECStatus CERT_OpenCertDB(CERTCertDBHandle *handle, PRBool readOnly,
CERTDBNameFunc namecb, void *cbarg);
/* Open the certificate database. Use given filename for database. */
extern SECStatus CERT_OpenCertDBFilename(CERTCertDBHandle *handle,
char *certdbname, PRBool readOnly);
/*
** Open and initialize a cert database that is entirely in memory. This
** can be used when the permanent database can not be opened or created.
*/
extern SECStatus CERT_OpenVolatileCertDB(CERTCertDBHandle *handle);
/*
** Check the hostname to make sure that it matches the shexp that
** is given in the common name of the certificate.
*/
extern SECStatus CERT_VerifyCertName(CERTCertificate *cert, const char *hostname);
/*
** Add a domain name to the list of names that the user has explicitly
** allowed (despite cert name mismatches) for use with a server cert.
*/
extern SECStatus CERT_AddOKDomainName(CERTCertificate *cert, const char *hostname);
/*
** Decode a DER encoded certificate into an CERTCertificate structure
** "derSignedCert" is the DER encoded signed certificate
** "copyDER" is true if the DER should be copied, false if the
** existing copy should be referenced
** "nickname" is the nickname to use in the database. If it is NULL
** then a temporary nickname is generated.
*/
extern CERTCertificate *
CERT_DecodeDERCertificate (SECItem *derSignedCert, PRBool copyDER, char *nickname);
/*
** Decode a DER encoded CRL/KRL into an CERTSignedCrl structure
** "derSignedCrl" is the DER encoded signed crl/krl.
** "type" is this a CRL or KRL.
*/
#define SEC_CRL_TYPE 1
#define SEC_KRL_TYPE 0
extern CERTSignedCrl *
CERT_DecodeDERCrl (PRArenaPool *arena, SECItem *derSignedCrl,int type);
/* Validate CRL then import it to the dbase. If there is already a CRL with the
* same CA in the dbase, it will be replaced if derCRL is more up to date.
* If the process successes, a CRL will be returned. Otherwise, a NULL will
* be returned. The caller should call PORT_GetError() for the exactly error
* code.
*/
extern CERTSignedCrl *
CERT_ImportCRL (CERTCertDBHandle *handle, SECItem *derCRL, char *url,
int type, void * wincx);
extern void CERT_DestroyCrl (CERTSignedCrl *crl);
/*
** Decode a certificate and put it into the temporary certificate database
*/
extern CERTCertificate *
CERT_NewTempCertificate (CERTCertDBHandle *handle, SECItem *derCert,
char *nickname, PRBool isperm, PRBool copyDER);
/*
** Add a certificate to the temporary database.
** "dbCert" is the certificate from the perm database.
** "isperm" indicates if the cert is in the permanent database.
*/
extern CERTCertificate *
CERT_AddTempCertificate (CERTCertDBHandle *handle, certDBEntryCert *entry,
PRBool isperm);
/*
** Add a temporary certificate to the permanent database.
** "cert" is the temporary cert
** "nickname" is the permanent nickname to use
** "trust" is the certificate trust parameters to assign to the cert
*/
extern SECStatus
CERT_AddTempCertToPerm (CERTCertificate *cert, char *nickname, CERTCertTrust *trust);
/*
** Find a certificate in the database
** "key" is the database key to look for
*/
extern CERTCertificate *CERT_FindCertByKey(CERTCertDBHandle *handle, SECItem *key);
/*
* Lookup a certificate in the databases without locking
* "certKey" is the database key to look for
*
* XXX - this should be internal, but pkcs 11 needs to call it during a
* traversal.
*/
CERTCertificate *
CERT_FindCertByKeyNoLocking(CERTCertDBHandle *handle, SECItem *certKey);
/*
** Find a certificate in the database by name
** "name" is the distinguished name to look up
*/
extern CERTCertificate *
CERT_FindCertByName (CERTCertDBHandle *handle, SECItem *name);
/*
** Find a certificate in the database by name
** "name" is the distinguished name to look up (in ascii)
*/
extern CERTCertificate *
CERT_FindCertByNameString (CERTCertDBHandle *handle, char *name);
/*
** Find a certificate in the database by name and keyid
** "name" is the distinguished name to look up
** "keyID" is the value of the subjectKeyID to match
*/
extern CERTCertificate *
CERT_FindCertByKeyID (CERTCertDBHandle *handle, SECItem *name, SECItem *keyID);
/*
** Generate a certificate key from the issuer and serialnumber, then look it
** up in the database. Return the cert if found.
** "issuerAndSN" is the issuer and serial number to look for
*/
extern CERTCertificate *
CERT_FindCertByIssuerAndSN (CERTCertDBHandle *handle, CERTIssuerAndSN *issuerAndSN);
/*
** Find a certificate in the database by a nickname
** "nickname" is the ascii string nickname to look for
*/
extern CERTCertificate *
CERT_FindCertByNickname (CERTCertDBHandle *handle, char *nickname);
/*
** Find a certificate in the database by a DER encoded certificate
** "derCert" is the DER encoded certificate
*/
extern CERTCertificate *
CERT_FindCertByDERCert(CERTCertDBHandle *handle, SECItem *derCert);
/*
** Find a certificate in the database by a email address
** "emailAddr" is the email address to look up
*/
CERTCertificate *
CERT_FindCertByEmailAddr(CERTCertDBHandle *handle, char *emailAddr);
/*
** Find a certificate in the database by a email address or nickname
** "name" is the email address or nickname to look up
*/
CERTCertificate *
CERT_FindCertByNicknameOrEmailAddr(CERTCertDBHandle *handle, char *name);
/*
** Find a certificate in the database by a digest of a subject public key
** "spkDigest" is the digest to look up
*/
extern CERTCertificate *
CERT_FindCertBySPKDigest(CERTCertDBHandle *handle, SECItem *spkDigest);
/*
* Find the issuer of a cert
*/
CERTCertificate *
CERT_FindCertIssuer(CERTCertificate *cert, int64 validTime, SECCertUsage usage);
/*
** Delete a certificate from the temporary database
** "cert" is the certificate to be deleted
*/
extern SECStatus CERT_DeleteTempCertificate(CERTCertificate *cert);
/*
** Flush and close the permanent database.
*/
extern void CERT_ClosePermCertDB(CERTCertDBHandle *handle);
/*
** Check the validity times of a certificate vs. time 't', allowing
** some slop for broken clocks and stuff.
** "cert" is the certificate to be checked
** "t" is the time to check against
** "allowOverride" if true then check to see if the invalidity has
** been overridden by the user.
*/
extern SECCertTimeValidity CERT_CheckCertValidTimes(CERTCertificate *cert,
int64 t,
PRBool allowOverride);
/*
** WARNING - this function is depricated, and will either go away or have
** a new API in the near future.
**
** Check the validity times of a certificate vs. the current time, allowing
** some slop for broken clocks and stuff.
** "cert" is the certificate to be checked
*/
extern SECStatus CERT_CertTimesValid(CERTCertificate *cert);
/*
** Extract the validity times from a certificate
** "c" is the certificate
** "notBefore" is the start of the validity period
** "notAfter" is the end of the validity period
*/
extern SECStatus
CERT_GetCertTimes (CERTCertificate *c, int64 *notBefore, int64 *notAfter);
/*
** Extract the issuer and serial number from a certificate
*/
extern CERTIssuerAndSN *CERT_GetCertIssuerAndSN(PRArenaPool *,
CERTCertificate *);
/*
** verify the signature of a signed data object with a given certificate
** "sd" the signed data object to be verified
** "cert" the certificate to use to check the signature
*/
extern SECStatus CERT_VerifySignedData(CERTSignedData *sd,
CERTCertificate *cert,
int64 t,
void *wincx);
/*
** verify a certificate by checking validity times against a certain time,
** that we trust the issuer, and that the signature on the certificate is
** valid.
** "cert" the certificate to verify
** "checkSig" only check signatures if true
*/
extern SECStatus
CERT_VerifyCert(CERTCertDBHandle *handle, CERTCertificate *cert,
PRBool checkSig, SECCertUsage certUsage, int64 t,
void *wincx, CERTVerifyLog *log);
/* same as above, but uses current time */
extern SECStatus
CERT_VerifyCertNow(CERTCertDBHandle *handle, CERTCertificate *cert,
PRBool checkSig, SECCertUsage certUsage, void *wincx);
/*
** This must only be called on a cert that is known to have an issuer
** with an invalid time
*/
extern CERTCertificate *
CERT_FindExpiredIssuer (CERTCertDBHandle *handle, CERTCertificate *cert);
/*
** Read a base64 ascii encoded DER certificate and convert it to our
** internal format.
** "certstr" is a null-terminated string containing the certificate
*/
extern CERTCertificate *CERT_ConvertAndDecodeCertificate(char *certstr);
/*
** Read a certificate in some foreign format, and convert it to our
** internal format.
** "certbuf" is the buffer containing the certificate
** "certlen" is the length of the buffer
** NOTE - currently supports netscape base64 ascii encoded raw certs
** and netscape binary DER typed files.
*/
extern CERTCertificate *CERT_DecodeCertFromPackage(char *certbuf, int certlen);
extern SECStatus
CERT_ImportCAChain (SECItem *certs, int numcerts, SECCertUsage certUsage);
/*
** Read a certificate chain in some foreign format, and pass it to a
** callback function.
** "certbuf" is the buffer containing the certificate
** "certlen" is the length of the buffer
** "f" is the callback function
** "arg" is the callback argument
*/
typedef SECStatus (*CERTImportCertificateFunc)
(void *arg, SECItem **certs, int numcerts);
extern SECStatus
CERT_DecodeCertPackage(char *certbuf, int certlen, CERTImportCertificateFunc f,
void *arg);
/*
** Pretty print a certificate in HTML
** "cert" is the certificate to print
** "showImages" controls whether or not to use about:security URLs
** for subject and issuer images. This should only be true
** in the browser.
*/
extern char *CERT_HTMLCertInfo(CERTCertificate *cert, PRBool showImages,
PRBool showIssuer);
/*
** Returns the value of an AVA. This was a formerly static
** function that has been exposed due to the need to decode
** and convert unicode strings to UTF8.
**
** XXX This function resides in certhtml.c, should it be
** moved elsewhere?
*/
extern SECItem *CERT_DecodeAVAValue(SECItem *derAVAValue);
/*
** extract various element strings from a distinguished name.
** "name" the distinguished name
*/
extern char *CERT_GetCommonName(CERTName *name);
extern char *CERT_GetCertificateEmailAddress(CERTCertificate *cert);
extern char *CERT_GetCertEmailAddress(CERTName *name);
extern char *CERT_GetCommonName(CERTName *name);
extern char *CERT_GetCountryName(CERTName *name);
extern char *CERT_GetLocalityName(CERTName *name);
extern char *CERT_GetStateName(CERTName *name);
extern char *CERT_GetOrgName(CERTName *name);
extern char *CERT_GetOrgUnitName(CERTName *name);
extern char *CERT_GetDomainComponentName(CERTName *name);
extern char *CERT_GetCertUid(CERTName *name);
/* manipulate the trust parameters of a certificate */
extern SECStatus CERT_GetCertTrust(CERTCertificate *cert, CERTCertTrust *trust);
extern SECStatus
CERT_ChangeCertTrust (CERTCertDBHandle *handle, CERTCertificate *cert,
CERTCertTrust *trust);
extern SECStatus
CERT_ChangeCertTrustByUsage(CERTCertDBHandle *certdb, CERTCertificate *cert,
SECCertUsage usage);
/*************************************************************************
*
* manipulate the extensions of a certificate
*
************************************************************************/
/*
** Set up a cert for adding X509v3 extensions. Returns an opaque handle
** used by the next two routines.
** "cert" is the certificate we are adding extensions to
*/
extern void *CERT_StartCertExtensions(CERTCertificate *cert);
/*
** Add an extension to a certificate.
** "exthandle" is the handle returned by the previous function
** "idtag" is the integer tag for the OID that should ID this extension
** "value" is the value of the extension
** "critical" is the critical extension flag
** "copyData" is a flag indicating whether the value data should be
** copied.
*/
extern SECStatus CERT_AddExtension (void *exthandle, int idtag,
SECItem *value, PRBool critical, PRBool copyData);
extern SECStatus CERT_AddExtensionByOID (void *exthandle, SECItem *oid,
SECItem *value, PRBool critical, PRBool copyData);
extern SECStatus CERT_EncodeAndAddExtension
(void *exthandle, int idtag, void *value, PRBool critical,
const SEC_ASN1Template *atemplate);
extern SECStatus CERT_EncodeAndAddBitStrExtension
(void *exthandle, int idtag, SECItem *value, PRBool critical);
/*
** Finish adding cert extensions. Does final processing on extension
** data, putting it in the right format, and freeing any temporary
** storage.
** "exthandle" is the handle used to add extensions to a certificate
*/
extern SECStatus CERT_FinishExtensions(void *exthandle);
/* If the extension is found, return its criticality and value.
** This allocate storage for the returning extension value.
*/
extern SECStatus CERT_GetExtenCriticality
(CERTCertExtension **extensions, int tag, PRBool *isCritical);
extern void
CERT_DestroyOidSequence(CERTOidSequence *oidSeq);
/****************************************************************************
*
* DER encode and decode extension values
*
****************************************************************************/
/* Encode the value of the basicConstraint extension.
** arena - where to allocate memory for the encoded value.
** value - extension value to encode
** encodedValue - output encoded value
*/
extern SECStatus CERT_EncodeBasicConstraintValue
(PRArenaPool *arena, CERTBasicConstraints *value, SECItem *encodedValue);
/*
** Encode the value of the authorityKeyIdentifier extension.
*/
extern SECStatus CERT_EncodeAuthKeyID
(PRArenaPool *arena, CERTAuthKeyID *value, SECItem *encodedValue);
/*
** Encode the value of the crlDistributionPoints extension.
*/
extern SECStatus CERT_EncodeCRLDistributionPoints
(PRArenaPool *arena, CERTCrlDistributionPoints *value,SECItem *derValue);
/*
** Decodes a DER encoded basicConstaint extension value into a readable format
** value - decoded value
** encodedValue - value to decoded
*/
extern SECStatus CERT_DecodeBasicConstraintValue
(CERTBasicConstraints *value, SECItem *encodedValue);
/* Decodes a DER encoded authorityKeyIdentifier extension value into a
** readable format.
** arena - where to allocate memory for the decoded value
** encodedValue - value to be decoded
** Returns a CERTAuthKeyID structure which contains the decoded value
*/
extern CERTAuthKeyID *CERT_DecodeAuthKeyID
(PRArenaPool *arena, SECItem *encodedValue);
/* Decodes a DER encoded crlDistributionPoints extension value into a
** readable format.
** arena - where to allocate memory for the decoded value
** der - value to be decoded
** Returns a CERTCrlDistributionPoints structure which contains the
** decoded value
*/
extern CERTCrlDistributionPoints * CERT_DecodeCRLDistributionPoints
(PRArenaPool *arena, SECItem *der);
/* Extract certain name type from a generalName */
extern void *CERT_GetGeneralNameByType
(CERTGeneralName *genNames, CERTGeneralNameType type, PRBool derFormat);
extern CERTOidSequence *
CERT_DecodeOidSequence(SECItem *seqItem);
/****************************************************************************
*
* Find extension values of a certificate
*
***************************************************************************/
extern SECStatus CERT_FindCertExtension
(CERTCertificate *cert, int tag, SECItem *value);
extern SECStatus CERT_FindNSCertTypeExtension
(CERTCertificate *cert, SECItem *value);
extern char * CERT_FindNSStringExtension (CERTCertificate *cert, int oidtag);
extern SECStatus CERT_FindIssuerCertExtension
(CERTCertificate *cert, int tag, SECItem *value);
extern SECStatus CERT_FindCertExtensionByOID
(CERTCertificate *cert, SECItem *oid, SECItem *value);
extern char *CERT_FindCertURLExtension (CERTCertificate *cert, int tag,
int catag);
/* Returns the decoded value of the authKeyID extension.
** Note that this uses passed in the arena to allocate storage for the result
*/
extern CERTAuthKeyID * CERT_FindAuthKeyIDExten (PRArenaPool *arena,CERTCertificate *cert);
/* Returns the decoded value of the basicConstraint extension.
*/
extern SECStatus CERT_FindBasicConstraintExten
(CERTCertificate *cert, CERTBasicConstraints *value);
/* Returns the decoded value of the crlDistributionPoints extension.
** Note that the arena in cert is used to allocate storage for the result
*/
extern CERTCrlDistributionPoints * CERT_FindCRLDistributionPoints
(CERTCertificate *cert);
/* Returns value of the keyUsage extension. This uses PR_Alloc to allocate
** buffer for the decoded value, The caller should free up the storage
** allocated in value->data.
*/
extern SECStatus CERT_FindKeyUsageExtension (CERTCertificate *cert,
SECItem *value);
/* Return the decoded value of the subjectKeyID extension. The caller should
** free up the storage allocated in retItem->data.
*/
extern SECStatus CERT_FindSubjectKeyIDExten (CERTCertificate *cert,
SECItem *retItem);
/*
** If cert is a v3 certificate, and a critical keyUsage extension is included,
** then check the usage against the extension value. If a non-critical
** keyUsage extension is included, this will return SECSuccess without
** checking, since the extension is an advisory field, not a restriction.
** If cert is not a v3 certificate, this will return SECSuccess.
** cert - certificate
** usage - one of the x.509 v3 the Key Usage Extension flags
*/
extern SECStatus CERT_CheckCertUsage (CERTCertificate *cert,
unsigned char usage);
/****************************************************************************
*
* CRL v2 Extensions supported routines
*
****************************************************************************/
extern SECStatus CERT_FindCRLExtensionByOID
(CERTCrl *crl, SECItem *oid, SECItem *value);
extern SECStatus CERT_FindCRLExtension
(CERTCrl *crl, int tag, SECItem *value);
extern SECStatus
CERT_FindInvalidDateExten (CERTCrl *crl, int64 *value);
extern void *CERT_StartCRLExtensions (CERTCrl *crl);
extern CERTCertNicknames *CERT_GetCertNicknames (CERTCertDBHandle *handle,
int what, void *wincx);
/*
** Finds the crlNumber extension and decodes its value into 'value'
*/
extern SECStatus CERT_FindCRLNumberExten (CERTCrl *crl, CERTCrlNumber *value);
extern void CERT_FreeNicknames(CERTCertNicknames *nicknames);
extern PRBool CERT_CompareCerts(CERTCertificate *c1, CERTCertificate *c2);
extern PRBool CERT_CompareCertsForRedirection(CERTCertificate *c1,
CERTCertificate *c2);
/*
** Generate an array of the Distinguished Names that the given cert database
** "trusts"
*/
extern CERTDistNames *CERT_GetSSLCACerts(CERTCertDBHandle *handle);
extern void CERT_FreeDistNames(CERTDistNames *names);
/*
** Generate an array of Distinguished names from an array of nicknames
*/
extern CERTDistNames *CERT_DistNamesFromNicknames
(CERTCertDBHandle *handle, char **nicknames, int nnames);
/*
** Generate a certificate chain from a certificate.
*/
extern CERTCertificateList *
CERT_CertChainFromCert(CERTCertificate *cert, SECCertUsage usage,
PRBool includeRoot);
extern CERTCertificateList *
CERT_CertListFromCert(CERTCertificate *cert);
extern void CERT_DestroyCertificateList(CERTCertificateList *list);
/* is cert a newer than cert b? */
PRBool CERT_IsNewer(CERTCertificate *certa, CERTCertificate *certb);
typedef SECStatus (* CERTCertCallback)(CERTCertificate *cert, void *arg);
SECStatus
CERT_TraversePermCertsForSubject(CERTCertDBHandle *handle, SECItem *derSubject,
CERTCertCallback cb, void *cbarg);
int
CERT_NumPermCertsForSubject(CERTCertDBHandle *handle, SECItem *derSubject);
SECStatus
CERT_TraversePermCertsForNickname(CERTCertDBHandle *handle, char *nickname,
CERTCertCallback cb, void *cbarg);
int
CERT_NumPermCertsForNickname(CERTCertDBHandle *handle, char *nickname);
int
CERT_NumCertsForCertSubject(CERTCertificate *cert);
int
CERT_NumPermCertsForCertSubject(CERTCertificate *cert);
SECStatus
CERT_TraverseCertsForSubject(CERTCertDBHandle *handle,
CERTSubjectList *subjectList,
CERTCertCallback cb, void *cbarg);
/* currently a stub for address book */
PRBool
CERT_IsCertRevoked(CERTCertificate *cert);
void
CERT_DestroyCertArray(CERTCertificate **certs, unsigned int ncerts);
/* convert an email address to lower case */
char *CERT_FixupEmailAddr(char *emailAddr);
/* decode string representation of trust flags into trust struct */
SECStatus
CERT_DecodeTrustString(CERTCertTrust *trust, char *trusts);
/* encode trust struct into string representation of trust flags */
char *
CERT_EncodeTrustString(CERTCertTrust *trust);
/* find the next or prev cert in a subject list */
CERTCertificate *
CERT_PrevSubjectCert(CERTCertificate *cert);
CERTCertificate *
CERT_NextSubjectCert(CERTCertificate *cert);
/*
* import a collection of certs into the temporary or permanent cert
* database
*/
SECStatus
CERT_ImportCerts(CERTCertDBHandle *certdb, SECCertUsage usage,
unsigned int ncerts, SECItem **derCerts,
CERTCertificate ***retCerts, PRBool keepCerts,
PRBool caOnly, char *nickname);
SECStatus
CERT_SaveImportedCert(CERTCertificate *cert, SECCertUsage usage,
PRBool caOnly, char *nickname);
char *
CERT_MakeCANickname(CERTCertificate *cert);
PRBool
CERT_IsCACert(CERTCertificate *cert, unsigned int *rettype);
SECStatus
CERT_SaveSMimeProfile(CERTCertificate *cert, SECItem *emailProfile,
SECItem *profileTime);
/*
* find the smime symmetric capabilities profile for a given cert
*/
SECItem *
CERT_FindSMimeProfile(CERTCertificate *cert);
int
CERT_GetDBContentVersion(CERTCertDBHandle *handle);
void
CERT_SetDBContentVersion(int version, CERTCertDBHandle *handle);
SECStatus
CERT_AddNewCerts(CERTCertDBHandle *handle);
CERTPackageType
CERT_CertPackageType(SECItem *package, SECItem *certitem);
CERTCertificatePolicies *
CERT_DecodeCertificatePoliciesExtension(SECItem *extnValue);
void
CERT_DestroyCertificatePoliciesExtension(CERTCertificatePolicies *policies);
CERTUserNotice *
CERT_DecodeUserNotice(SECItem *noticeItem);
void
CERT_DestroyUserNotice(CERTUserNotice *userNotice);
typedef char * (* CERTPolicyStringCallback)(char *org,
unsigned long noticeNumber,
void *arg);
void
CERT_SetCAPolicyStringCallback(CERTPolicyStringCallback cb, void *cbarg);
char *
CERT_GetCertCommentString(CERTCertificate *cert);
PRBool
CERT_GovtApprovedBitSet(CERTCertificate *cert);
SECStatus
CERT_AddPermNickname(CERTCertificate *cert, char *nickname);
/*
* Given a cert, find the cert with the same subject name that
* has the given key usage. If the given cert has the correct keyUsage, then
* return it, otherwise search the list in order.
*/
CERTCertificate *
CERT_FindCertByUsage(CERTCertificate *basecert, unsigned int requiredKeyUsage);
CERTCertList *
CERT_MatchUserCert(CERTCertDBHandle *handle,
SECCertUsage usage,
int nCANames, char **caNames,
void *proto_win);
CERTCertList *
CERT_NewCertList(void);
void
CERT_DestroyCertList(CERTCertList *certs);
/* remove the node and free the cert */
void
CERT_RemoveCertListNode(CERTCertListNode *node);
SECStatus
CERT_AddCertToListTail(CERTCertList *certs, CERTCertificate *cert);
typedef PRBool (* CERTSortCallback)(CERTCertificate *certa,
CERTCertificate *certb,
void *arg);
SECStatus
CERT_AddCertToListSorted(CERTCertList *certs, CERTCertificate *cert,
CERTSortCallback f, void *arg);
/* callback for CERT_AddCertToListSorted that sorts based on validity
* period and a given time.
*/
PRBool
CERT_SortCBValidity(CERTCertificate *certa,
CERTCertificate *certb,
void *arg);
SECStatus
CERT_CheckForEvilCert(CERTCertificate *cert);
CERTGeneralName *
CERT_GetCertificateNames(CERTCertificate *cert, PRArenaPool *arena);
int
CERT_GetNamesLength(CERTGeneralName *names);
CERTCertificate *
CERT_CompareNameSpace(CERTCertificate *cert,
CERTGeneralName *namesList,
SECItem *namesListIndex,
PRArenaPool *arena,
CERTCertDBHandle *handle);
SECStatus
CERT_EncodeSubjectKeyID(PRArenaPool *arena, char *value, int len, SECItem *encodedValue);
char *
CERT_GetNickName(CERTCertificate *cert, CERTCertDBHandle *handle, PRArenaPool *nicknameArena);
/*
* Creates or adds to a list of all certs with a give subject name, sorted by
* validity time, newest first. Invalid certs are considered older than
* valid certs. If validOnly is set, do not include invalid certs on list.
*/
CERTCertList *
CERT_CreateSubjectCertList(CERTCertList *certList, CERTCertDBHandle *handle,
SECItem *name, int64 sorttime, PRBool validOnly);
/*
* Creates or adds to a list of all certs with a give nickname, sorted by
* validity time, newest first. Invalid certs are considered older than valid
* certs. If validOnly is set, do not include invalid certs on list.
*/
CERTCertList *
CERT_CreateNicknameCertList(CERTCertList *certList, CERTCertDBHandle *handle,
char *nickname, int64 sorttime, PRBool validOnly);
/*
* Creates or adds to a list of all certs with a give email addr, sorted by
* validity time, newest first. Invalid certs are considered older than valid
* certs. If validOnly is set, do not include invalid certs on list.
*/
CERTCertList *
CERT_CreateEmailAddrCertList(CERTCertList *certList, CERTCertDBHandle *handle,
char *emailAddr, int64 sorttime, PRBool validOnly);
/*
* remove certs from a list that don't have keyUsage and certType
* that match the given usage.
*/
SECStatus
CERT_FilterCertListByUsage(CERTCertList *certList, SECCertUsage usage,
PRBool ca);
/*
* check the key usage of a cert against a set of required values
*/
SECStatus
CERT_CheckKeyUsage(CERTCertificate *cert, unsigned int requiredUsage);
/*
* return required key usage and cert type based on cert usage
*/
SECStatus
CERT_KeyUsageAndTypeForCertUsage(SECCertUsage usage,
PRBool ca,
unsigned int *retKeyUsage,
unsigned int *retCertType);
/*
* return required trust flags for various cert usages for CAs
*/
SECStatus
CERT_TrustFlagsForCACertUsage(SECCertUsage usage,
unsigned int *retFlags,
SECTrustType *retTrustType);
/*
* Find all user certificates that match the given criteria.
*
* "handle" - database to search
* "usage" - certificate usage to match
* "oneCertPerName" - if set then only return the "best" cert per
* name
* "validOnly" - only return certs that are curently valid
* "proto_win" - window handle passed to pkcs11
*/
CERTCertList *
CERT_FindUserCertsByUsage(CERTCertDBHandle *handle,
SECCertUsage usage,
PRBool oneCertPerName,
PRBool validOnly,
void *proto_win);
/*
* Find a user certificate that matchs the given criteria.
*
* "handle" - database to search
* "nickname" - nickname to match
* "usage" - certificate usage to match
* "validOnly" - only return certs that are curently valid
* "proto_win" - window handle passed to pkcs11
*/
CERTCertificate *
CERT_FindUserCertByUsage(CERTCertDBHandle *handle,
char *nickname,
SECCertUsage usage,
PRBool validOnly,
void *proto_win);
/*
* Filter a list of certificates, removing those certs that do not have
* one of the named CA certs somewhere in their cert chain.
*
* "certList" - the list of certificates to filter
* "nCANames" - number of CA names
* "caNames" - array of CA names in string(rfc 1485) form
* "usage" - what use the certs are for, this is used when
* selecting CA certs
*/
SECStatus
CERT_FilterCertListByCANames(CERTCertList *certList, int nCANames,
char **caNames, SECCertUsage usage);
/*
* Collect the nicknames from all certs in a CertList. If the cert is not
* valid, append a string to that nickname.
*
* "certList" - the list of certificates
* "expiredString" - the string to append to the nickname of any expired cert
* "notYetGoodString" - the string to append to the nickname of any cert
* that is not yet valid
*/
CERTCertNicknames *
CERT_NicknameStringsFromCertList(CERTCertList *certList, char *expiredString,
char *notYetGoodString);
/*
* Extract the nickname from a nickmake string that may have either
* expiredString or notYetGoodString appended.
*
* Args:
* "namestring" - the string containing the nickname, and possibly
* one of the validity label strings
* "expiredString" - the expired validity label string
* "notYetGoodString" - the not yet good validity label string
*
* Returns the raw nickname
*/
char *
CERT_ExtractNicknameString(char *namestring, char *expiredString,
char *notYetGoodString);
/*
* Given a certificate, return a string containing the nickname, and possibly
* one of the validity strings, based on the current validity state of the
* certificate.
*
* "arena" - arena to allocate returned string from. If NULL, then heap
* is used.
* "cert" - the cert to get nickname from
* "expiredString" - the string to append to the nickname if the cert is
* expired.
* "notYetGoodString" - the string to append to the nickname if the cert is
* not yet good.
*/
char *
CERT_GetCertNicknameWithValidity(PRArenaPool *arena, CERTCertificate *cert,
char *expiredString, char *notYetGoodString);
/*
* Return the string representation of a DER encoded distinguished name
* "dername" - The DER encoded name to convert
*/
char *
CERT_DerNameToAscii(SECItem *dername);
/*
* Supported usage values and types:
* certUsageSSLClient
* certUsageSSLServer
* certUsageSSLServerWithStepUp
* certUsageEmailSigner
* certUsageEmailRecipient
* certUsageObjectSigner
*/
CERTCertificate *
CERT_FindMatchingCert(CERTCertDBHandle *handle, SECItem *derName,
CERTCertOwner owner, SECCertUsage usage,
PRBool preferTrusted, int64 validTime, PRBool validOnly);
/*********************************************************************/
/* A thread safe implementation of General Names */
/*********************************************************************/
/* Destroy a Single CERTGeneralName */
void
CERT_DestroyGeneralName(CERTGeneralName *name);
/* Destroys a CERTGeneralNameList */
void
CERT_DestroyGeneralNameList(CERTGeneralNameList *list);
/* Creates a CERTGeneralNameList */
CERTGeneralNameList *
CERT_CreateGeneralNameList(CERTGeneralName *name);
/* Compares two CERTGeneralNameList */
SECStatus
CERT_CompareGeneralNameLists(CERTGeneralNameList *a, CERTGeneralNameList *b);
/* returns a copy of the first name of the type requested */
void *
CERT_GetGeneralNameFromListByType(CERTGeneralNameList *list,
CERTGeneralNameType type,
PRArenaPool *arena);
/* Adds a name to the tail of the list */
void
CERT_AddGeneralNameToList(CERTGeneralNameList *list,
CERTGeneralNameType type,
void *data, SECItem *oid);
/* returns a duplicate of the CERTGeneralNameList */
CERTGeneralNameList *
CERT_DupGeneralNameList(CERTGeneralNameList *list);
/* returns the length of a CERTGeneralName */
int
CERT_GetNamesLength(CERTGeneralName *names);
/*
* Acquire the global lock on the cert database.
* This lock is currently used for the following operations:
* adding or deleting a cert to either the temp or perm databases
* converting a temp to perm or perm to temp
* changing(maybe just adding?) the trust of a cert
* adjusting the reference count of a cert
*/
void
CERT_LockDB(CERTCertDBHandle *handle);
/*
* Free the global cert database lock.
*/
void
CERT_UnlockDB(CERTCertDBHandle *handle);
/*
* Get the certificate status checking configuratino data for
* the certificate database
*/
CERTStatusConfig *
CERT_GetStatusConfig(CERTCertDBHandle *handle);
/*
* Set the certificate status checking information for the
* database. The input structure becomes part of the certificate
* database and will be freed by calling the 'Destroy' function in
* the configuration object.
*/
void
CERT_SetStatusConfig(CERTCertDBHandle *handle, CERTStatusConfig *config);
/*
* Acquire the cert reference count lock
* There is currently one global lock for all certs, but I'm putting a cert
* arg here so that it will be easy to make it per-cert in the future if
* that turns out to be necessary.
*/
void
CERT_LockCertRefCount(CERTCertificate *cert);
/*
* Free the cert reference count lock
*/
void
CERT_UnlockCertRefCount(CERTCertificate *cert);
/*
* Acquire the cert trust lock
* There is currently one global lock for all certs, but I'm putting a cert
* arg here so that it will be easy to make it per-cert in the future if
* that turns out to be necessary.
*/
void
CERT_LockCertTrust(CERTCertificate *cert);
/*
* Free the cert trust lock
*/
void
CERT_UnlockCertTrust(CERTCertificate *cert);
/*
* Digest the cert's subject public key using the specified algorithm.
* The necessary storage for the digest data is allocated. If "fill" is
* non-null, the data is put there, otherwise a SECItem is allocated.
* Allocation from "arena" if it is non-null, heap otherwise. Any problem
* results in a NULL being returned (and an appropriate error set).
*/
extern SECItem *
CERT_SPKDigestValueForCert(PRArenaPool *arena, CERTCertificate *cert,
SECOidTag digestAlg, SECItem *fill);
SEC_END_PROTOS
#endif /* _CERT_H_ */