77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
#ifndef _IPXE_CMS_H
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#define _IPXE_CMS_H
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/** @file
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*
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* Cryptographic Message Syntax (PKCS #7)
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*
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*/
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FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
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#include <time.h>
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#include <ipxe/asn1.h>
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#include <ipxe/crypto.h>
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#include <ipxe/x509.h>
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#include <ipxe/refcnt.h>
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#include <ipxe/uaccess.h>
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/** CMS signer information */
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struct cms_signer_info {
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/** List of signer information blocks */
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struct list_head list;
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/** Certificate chain */
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struct x509_chain *chain;
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/** Digest algorithm */
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struct digest_algorithm *digest;
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/** Public-key algorithm */
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struct pubkey_algorithm *pubkey;
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/** Signature */
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void *signature;
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/** Length of signature */
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size_t signature_len;
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};
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/** A CMS signature */
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struct cms_signature {
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/** Reference count */
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struct refcnt refcnt;
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/** List of all certificates */
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struct x509_chain *certificates;
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/** List of signer information blocks */
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struct list_head info;
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};
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/**
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* Get reference to CMS signature
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*
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* @v sig CMS signature
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* @ret sig CMS signature
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*/
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static inline __attribute__ (( always_inline )) struct cms_signature *
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cms_get ( struct cms_signature *sig ) {
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ref_get ( &sig->refcnt );
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return sig;
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}
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/**
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* Drop reference to CMS signature
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*
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* @v sig CMS signature
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*/
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static inline __attribute__ (( always_inline )) void
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cms_put ( struct cms_signature *sig ) {
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ref_put ( &sig->refcnt );
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}
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extern int cms_signature ( const void *data, size_t len,
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struct cms_signature **sig );
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extern int cms_verify ( struct cms_signature *sig, userptr_t data, size_t len,
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const char *name, time_t time, struct x509_chain *store,
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struct x509_root *root );
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#endif /* _IPXE_CMS_H */
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