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| 1 /* | |
| 2 * secdig.h - public prototypes for digest-info functions | |
| 3 * | |
| 4 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 5 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 7 | |
| 8 #ifndef _SECDIG_H_ | |
| 9 #define _SECDIG_H_ | |
| 10 | |
| 11 #include "utilrename.h" | |
| 12 #include "secdigt.h" | |
| 13 | |
| 14 #include "seccomon.h" | |
| 15 #include "secasn1t.h" | |
| 16 #include "secdert.h" | |
| 17 | |
| 18 SEC_BEGIN_PROTOS | |
| 19 | |
| 20 | |
| 21 extern const SEC_ASN1Template sgn_DigestInfoTemplate[]; | |
| 22 | |
| 23 SEC_ASN1_CHOOSER_DECLARE(sgn_DigestInfoTemplate) | |
| 24 | |
| 25 /****************************************/ | |
| 26 /* | |
| 27 ** Digest-info functions | |
| 28 */ | |
| 29 | |
| 30 /* | |
| 31 ** Create a new digest-info object | |
| 32 ** "algorithm" one of SEC_OID_MD2, SEC_OID_MD5, or SEC_OID_SHA1 | |
| 33 ** "sig" the raw signature data (from MD2 or MD5) | |
| 34 ** "sigLen" the length of the signature data | |
| 35 ** | |
| 36 ** NOTE: this is a low level routine used to prepare some data for PKCS#1 | |
| 37 ** digital signature formatting. | |
| 38 ** | |
| 39 ** XXX It might be nice to combine the create and encode functions. | |
| 40 ** I think that is all anybody ever wants to do anyway. | |
| 41 */ | |
| 42 extern SGNDigestInfo *SGN_CreateDigestInfo(SECOidTag algorithm, | |
| 43 const unsigned char *sig, | |
| 44 unsigned int sigLen); | |
| 45 | |
| 46 /* | |
| 47 ** Destroy a digest-info object | |
| 48 */ | |
| 49 extern void SGN_DestroyDigestInfo(SGNDigestInfo *info); | |
| 50 | |
| 51 /* | |
| 52 ** Encode a digest-info object | |
| 53 ** "poolp" is where to allocate the result from; it can be NULL in | |
| 54 ** which case generic heap allocation (XP_ALLOC) will be used | |
| 55 ** "dest" is where to store the result; it can be NULL, in which case | |
| 56 ** it will be allocated (from poolp or heap, as explained above) | |
| 57 ** "diginfo" is the object to be encoded | |
| 58 ** The return value is NULL if any error occurred, otherwise it is the | |
| 59 ** resulting SECItem (either allocated or the same as the "dest" parameter). | |
| 60 ** | |
| 61 ** XXX It might be nice to combine the create and encode functions. | |
| 62 ** I think that is all anybody ever wants to do anyway. | |
| 63 */ | |
| 64 extern SECItem *SGN_EncodeDigestInfo(PLArenaPool *poolp, SECItem *dest, | |
| 65 SGNDigestInfo *diginfo); | |
| 66 | |
| 67 /* | |
| 68 ** Decode a DER encoded digest info objct. | |
| 69 ** didata is thr source of the encoded digest. | |
| 70 ** The return value is NULL if an error occurs. Otherwise, a | |
| 71 ** digest info object which is allocated within it's own | |
| 72 ** pool is returned. The digest info should be deleted | |
| 73 ** by later calling SGN_DestroyDigestInfo. | |
| 74 */ | |
| 75 extern SGNDigestInfo *SGN_DecodeDigestInfo(SECItem *didata); | |
| 76 | |
| 77 | |
| 78 /* | |
| 79 ** Copy digest info. | |
| 80 ** poolp is the arena to which the digest will be copied. | |
| 81 ** a is the destination digest, it must be non-NULL. | |
| 82 ** b is the source digest | |
| 83 ** This function is for copying digests. It allows digests | |
| 84 ** to be copied into a specified pool. If the digest is in | |
| 85 ** the same pool as other data, you do not want to delete | |
| 86 ** the digest by calling SGN_DestroyDigestInfo. | |
| 87 ** A return value of SECFailure indicates an error. A return | |
| 88 ** of SECSuccess indicates no error occurred. | |
| 89 */ | |
| 90 extern SECStatus SGN_CopyDigestInfo(PLArenaPool *poolp, | |
| 91 SGNDigestInfo *a, | |
| 92 SGNDigestInfo *b); | |
| 93 | |
| 94 /* | |
| 95 ** Compare two digest-info objects, returning the difference between | |
| 96 ** them. | |
| 97 */ | |
| 98 extern SECComparison SGN_CompareDigestInfo(SGNDigestInfo *a, SGNDigestInfo *b); | |
| 99 | |
| 100 | |
| 101 SEC_END_PROTOS | |
| 102 | |
| 103 #endif /* _SECDIG_H_ */ | |
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Chromium Code Reviews
Issue 2078763002:
Delete bundled copy of NSS and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/nss@master