зеркало из https://github.com/mozilla/gecko-dev.git
141 строка
4.7 KiB
C
141 строка
4.7 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef _SECOID_H_
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#define _SECOID_H_
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#include "utilrename.h"
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/*
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* secoid.h - public data structures and prototypes for ASN.1 OID functions
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*/
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#include "plarena.h"
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#include "seccomon.h"
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#include "secoidt.h"
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#include "secasn1t.h"
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SEC_BEGIN_PROTOS
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extern const SEC_ASN1Template SECOID_AlgorithmIDTemplate[];
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/* This functions simply returns the address of the above-declared template. */
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SEC_ASN1_CHOOSER_DECLARE(SECOID_AlgorithmIDTemplate)
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/*
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* OID handling routines
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*/
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extern SECOidData *SECOID_FindOID(const SECItem *oid);
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extern SECOidTag SECOID_FindOIDTag(const SECItem *oid);
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extern SECOidData *SECOID_FindOIDByTag(SECOidTag tagnum);
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extern SECOidData *SECOID_FindOIDByMechanism(unsigned long mechanism);
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/****************************************/
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/*
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** Algorithm id handling operations
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*/
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/*
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** Fill in an algorithm-ID object given a tag and some parameters.
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** "aid" where the DER encoded algorithm info is stored (memory
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** is allocated)
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** "tag" the tag number defining the algorithm
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** "params" if not NULL, the parameters to go with the algorithm
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*/
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extern SECStatus SECOID_SetAlgorithmID(PLArenaPool *arena, SECAlgorithmID *aid,
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SECOidTag tag, SECItem *params);
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/*
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** Copy the "src" object to "dest". Memory is allocated in "dest" for
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** each of the appropriate sub-objects. Memory in "dest" is not freed
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** before memory is allocated (use SECOID_DestroyAlgorithmID(dest, PR_FALSE)
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** to do that).
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*/
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extern SECStatus SECOID_CopyAlgorithmID(PLArenaPool *arena, SECAlgorithmID *dest,
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const SECAlgorithmID *src);
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/*
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** Get the tag number for the given algorithm-id object.
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*/
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extern SECOidTag SECOID_GetAlgorithmTag(const SECAlgorithmID *aid);
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/*
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** Destroy an algorithm-id object.
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** "aid" the certificate-request to destroy
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** "freeit" if PR_TRUE then free the object as well as its sub-objects
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*/
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extern void SECOID_DestroyAlgorithmID(SECAlgorithmID *aid, PRBool freeit);
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/*
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** Compare two algorithm-id objects, returning the difference between
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** them.
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*/
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extern SECComparison SECOID_CompareAlgorithmID(SECAlgorithmID *a,
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SECAlgorithmID *b);
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extern PRBool SECOID_KnownCertExtenOID(SECItem *extenOid);
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/* Given a tag number, return a string describing it.
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*/
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extern const char *SECOID_FindOIDTagDescription(SECOidTag tagnum);
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/* Add a dynamic SECOidData to the dynamic OID table.
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** Routine copies the src entry, and returns the new SECOidTag.
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** Returns SEC_OID_INVALID if failed to add for some reason.
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*/
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extern SECOidTag SECOID_AddEntry(const SECOidData *src);
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/*
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* initialize the oid data structures.
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*/
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extern SECStatus SECOID_Init(void);
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/*
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* free up the oid data structures.
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*/
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extern SECStatus SECOID_Shutdown(void);
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/* if to->data is not NULL, and to->len is large enough to hold the result,
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* then the resultant OID will be copyed into to->data, and to->len will be
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* changed to show the actual OID length.
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* Otherwise, memory for the OID will be allocated (from the caller's
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* PLArenaPool, if pool is non-NULL) and to->data will receive the address
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* of the allocated data, and to->len will receive the OID length.
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* The original value of to->data is not freed when a new buffer is allocated.
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*
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* The input string may begin with "OID." and this still be ignored.
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* The length of the input string is given in len. If len == 0, then
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* len will be computed as strlen(from), meaning it must be NUL terminated.
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* It is an error if from == NULL, or if *from == '\0'.
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*/
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extern SECStatus SEC_StringToOID(PLArenaPool *pool, SECItem *to,
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const char *from, PRUint32 len);
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extern void UTIL_SetForkState(PRBool forked);
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/*
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* Accessor functions for new opaque extended SECOID table.
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* Any of these functions may return SECSuccess or SECFailure with the error
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* code set to SEC_ERROR_UNKNOWN_OBJECT_TYPE if the SECOidTag is out of range.
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*/
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/* The Get function outputs the 32-bit value associated with the SECOidTag.
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* Flags bits are the NSS_USE_ALG_ #defines in "secoidt.h".
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* Default value for any algorithm is 0xffffffff (enabled for all purposes).
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* No value is output if function returns SECFailure.
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*/
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extern SECStatus NSS_GetAlgorithmPolicy(SECOidTag tag, PRUint32 *pValue);
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/* The Set function modifies the stored value according to the following
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* algorithm:
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* policy[tag] = (policy[tag] & ~clearBits) | setBits;
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*/
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extern SECStatus
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NSS_SetAlgorithmPolicy(SECOidTag tag, PRUint32 setBits, PRUint32 clearBits);
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SEC_END_PROTOS
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#endif /* _SECOID_H_ */
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