X-Git-Url: https://git.openssl.org/?a=blobdiff_plain;f=crypto%2Fpkcs7%2Fpk7_asn1.c;h=77931feeb417a66ce3cabf11cedb34c32df3700f;hb=eb3d68c454d1481009f44c6671f658edf115edfa;hp=192890d6c6d38e8c0e249cc8397032347771ba76;hpb=06db4253e2eb1208b60b5107c6a02d385a0e2129;p=openssl.git diff --git a/crypto/pkcs7/pk7_asn1.c b/crypto/pkcs7/pk7_asn1.c index 192890d6c6..77931feeb4 100644 --- a/crypto/pkcs7/pk7_asn1.c +++ b/crypto/pkcs7/pk7_asn1.c @@ -60,6 +60,7 @@ #include "cryptlib.h" #include #include +#include /* PKCS#7 ASN1 module */ @@ -68,29 +69,31 @@ ASN1_ADB_TEMPLATE(p7default) = ASN1_EXP_OPT(PKCS7, d.other, ASN1_ANY, 0); ASN1_ADB(PKCS7) = { - ADB_ENTRY(NID_pkcs7_data, ASN1_EXP_OPT(PKCS7, d.data, ASN1_OCTET_STRING, 0)), - ADB_ENTRY(NID_pkcs7_signed, ASN1_EXP_OPT(PKCS7, d.sign, PKCS7_SIGNED, 0)), - ADB_ENTRY(NID_pkcs7_enveloped, ASN1_EXP_OPT(PKCS7, d.enveloped, PKCS7_ENVELOPE, 0)), - ADB_ENTRY(NID_pkcs7_signedAndEnveloped, ASN1_EXP_OPT(PKCS7, d.signed_and_enveloped, PKCS7_SIGN_ENVELOPE, 0)), - ADB_ENTRY(NID_pkcs7_digest, ASN1_EXP_OPT(PKCS7, d.digest, PKCS7_DIGEST, 0)), - ADB_ENTRY(NID_pkcs7_encrypted, ASN1_EXP_OPT(PKCS7, d.encrypted, PKCS7_ENCRYPT, 0)) + ADB_ENTRY(NID_pkcs7_data, ASN1_NDEF_EXP_OPT(PKCS7, d.data, ASN1_OCTET_STRING_NDEF, 0)), + ADB_ENTRY(NID_pkcs7_signed, ASN1_NDEF_EXP_OPT(PKCS7, d.sign, PKCS7_SIGNED, 0)), + ADB_ENTRY(NID_pkcs7_enveloped, ASN1_NDEF_EXP_OPT(PKCS7, d.enveloped, PKCS7_ENVELOPE, 0)), + ADB_ENTRY(NID_pkcs7_signedAndEnveloped, ASN1_NDEF_EXP_OPT(PKCS7, d.signed_and_enveloped, PKCS7_SIGN_ENVELOPE, 0)), + ADB_ENTRY(NID_pkcs7_digest, ASN1_NDEF_EXP_OPT(PKCS7, d.digest, PKCS7_DIGEST, 0)), + ADB_ENTRY(NID_pkcs7_encrypted, ASN1_NDEF_EXP_OPT(PKCS7, d.encrypted, PKCS7_ENCRYPT, 0)) } ASN1_ADB_END(PKCS7, 0, type, 0, &p7default_tt, NULL); -ASN1_SEQUENCE(PKCS7) = { +ASN1_NDEF_SEQUENCE(PKCS7) = { ASN1_SIMPLE(PKCS7, type, ASN1_OBJECT), ASN1_ADB_OBJECT(PKCS7) -}ASN1_SEQUENCE_END(PKCS7); +}ASN1_NDEF_SEQUENCE_END(PKCS7) IMPLEMENT_ASN1_FUNCTIONS(PKCS7) +IMPLEMENT_ASN1_NDEF_FUNCTION(PKCS7) +IMPLEMENT_ASN1_DUP_FUNCTION(PKCS7) -ASN1_SEQUENCE(PKCS7_SIGNED) = { +ASN1_NDEF_SEQUENCE(PKCS7_SIGNED) = { ASN1_SIMPLE(PKCS7_SIGNED, version, ASN1_INTEGER), ASN1_SET_OF(PKCS7_SIGNED, md_algs, X509_ALGOR), ASN1_SIMPLE(PKCS7_SIGNED, contents, PKCS7), ASN1_IMP_SEQUENCE_OF_OPT(PKCS7_SIGNED, cert, X509, 0), ASN1_IMP_SET_OF_OPT(PKCS7_SIGNED, crl, X509_CRL, 1), ASN1_SET_OF(PKCS7_SIGNED, signer_info, PKCS7_SIGNER_INFO) -} ASN1_SEQUENCE_END(PKCS7_SIGNED); +} ASN1_NDEF_SEQUENCE_END(PKCS7_SIGNED) IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGNED) @@ -108,50 +111,62 @@ ASN1_SEQUENCE_cb(PKCS7_SIGNER_INFO, si_cb) = { ASN1_SIMPLE(PKCS7_SIGNER_INFO, version, ASN1_INTEGER), ASN1_SIMPLE(PKCS7_SIGNER_INFO, issuer_and_serial, PKCS7_ISSUER_AND_SERIAL), ASN1_SIMPLE(PKCS7_SIGNER_INFO, digest_alg, X509_ALGOR), - /* NB this should be a SET OF but we use a SEQUENCE OF so the original order - * is retained when the structure is reencoded. + /* NB this should be a SET OF but we use a SEQUENCE OF so the + * original order * is retained when the structure is reencoded. + * Since the attributes are implicitly tagged this will not affect + * the encoding. */ ASN1_IMP_SEQUENCE_OF_OPT(PKCS7_SIGNER_INFO, auth_attr, X509_ATTRIBUTE, 0), ASN1_SIMPLE(PKCS7_SIGNER_INFO, digest_enc_alg, X509_ALGOR), ASN1_SIMPLE(PKCS7_SIGNER_INFO, enc_digest, ASN1_OCTET_STRING), ASN1_IMP_SET_OF_OPT(PKCS7_SIGNER_INFO, unauth_attr, X509_ATTRIBUTE, 1) -} ASN1_SEQUENCE_END_cb(PKCS7_SIGNER_INFO, PKCS7_SIGNER_INFO); +} ASN1_SEQUENCE_END_cb(PKCS7_SIGNER_INFO, PKCS7_SIGNER_INFO) IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGNER_INFO) ASN1_SEQUENCE(PKCS7_ISSUER_AND_SERIAL) = { ASN1_SIMPLE(PKCS7_ISSUER_AND_SERIAL, issuer, X509_NAME), ASN1_SIMPLE(PKCS7_ISSUER_AND_SERIAL, serial, ASN1_INTEGER) -} ASN1_SEQUENCE_END(PKCS7_ISSUER_AND_SERIAL); +} ASN1_SEQUENCE_END(PKCS7_ISSUER_AND_SERIAL) IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ISSUER_AND_SERIAL) -ASN1_SEQUENCE(PKCS7_ENVELOPE) = { +ASN1_NDEF_SEQUENCE(PKCS7_ENVELOPE) = { ASN1_SIMPLE(PKCS7_ENVELOPE, version, ASN1_INTEGER), ASN1_SET_OF(PKCS7_ENVELOPE, recipientinfo, PKCS7_RECIP_INFO), ASN1_SIMPLE(PKCS7_ENVELOPE, enc_data, PKCS7_ENC_CONTENT) -} ASN1_SEQUENCE_END(PKCS7_ENVELOPE); +} ASN1_NDEF_SEQUENCE_END(PKCS7_ENVELOPE) IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENVELOPE) -ASN1_SEQUENCE(PKCS7_RECIP_INFO) = { +/* Minor tweak to operation: free up X509 */ +static int ri_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it) +{ + if(operation == ASN1_OP_FREE_POST) { + PKCS7_RECIP_INFO *ri = (PKCS7_RECIP_INFO *)*pval; + X509_free(ri->cert); + } + return 1; +} + +ASN1_SEQUENCE_cb(PKCS7_RECIP_INFO, ri_cb) = { ASN1_SIMPLE(PKCS7_RECIP_INFO, version, ASN1_INTEGER), ASN1_SIMPLE(PKCS7_RECIP_INFO, issuer_and_serial, PKCS7_ISSUER_AND_SERIAL), ASN1_SIMPLE(PKCS7_RECIP_INFO, key_enc_algor, X509_ALGOR), ASN1_SIMPLE(PKCS7_RECIP_INFO, enc_key, ASN1_OCTET_STRING) -} ASN1_SEQUENCE_END(PKCS7_RECIP_INFO); +} ASN1_SEQUENCE_END_cb(PKCS7_RECIP_INFO, PKCS7_RECIP_INFO) IMPLEMENT_ASN1_FUNCTIONS(PKCS7_RECIP_INFO) -ASN1_SEQUENCE(PKCS7_ENC_CONTENT) = { +ASN1_NDEF_SEQUENCE(PKCS7_ENC_CONTENT) = { ASN1_SIMPLE(PKCS7_ENC_CONTENT, content_type, ASN1_OBJECT), ASN1_SIMPLE(PKCS7_ENC_CONTENT, algorithm, X509_ALGOR), ASN1_IMP_OPT(PKCS7_ENC_CONTENT, enc_data, ASN1_OCTET_STRING, 0) -} ASN1_SEQUENCE_END(PKCS7_ENC_CONTENT); +} ASN1_NDEF_SEQUENCE_END(PKCS7_ENC_CONTENT) IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENC_CONTENT) -ASN1_SEQUENCE(PKCS7_SIGN_ENVELOPE) = { +ASN1_NDEF_SEQUENCE(PKCS7_SIGN_ENVELOPE) = { ASN1_SIMPLE(PKCS7_SIGN_ENVELOPE, version, ASN1_INTEGER), ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, recipientinfo, PKCS7_RECIP_INFO), ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, md_algs, X509_ALGOR), @@ -159,20 +174,41 @@ ASN1_SEQUENCE(PKCS7_SIGN_ENVELOPE) = { ASN1_IMP_SET_OF_OPT(PKCS7_SIGN_ENVELOPE, cert, X509, 0), ASN1_IMP_SET_OF_OPT(PKCS7_SIGN_ENVELOPE, crl, X509_CRL, 1), ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, signer_info, PKCS7_SIGNER_INFO) -} ASN1_SEQUENCE_END(PKCS7_SIGN_ENVELOPE); +} ASN1_NDEF_SEQUENCE_END(PKCS7_SIGN_ENVELOPE) IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGN_ENVELOPE) -ASN1_SEQUENCE(PKCS7_ENCRYPT) = { +ASN1_NDEF_SEQUENCE(PKCS7_ENCRYPT) = { ASN1_SIMPLE(PKCS7_ENCRYPT, version, ASN1_INTEGER), ASN1_SIMPLE(PKCS7_ENCRYPT, enc_data, PKCS7_ENC_CONTENT) -} ASN1_SEQUENCE_END(PKCS7_ENCRYPT); +} ASN1_NDEF_SEQUENCE_END(PKCS7_ENCRYPT) IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENCRYPT) -ASN1_SEQUENCE(PKCS7_DIGEST) = { +ASN1_NDEF_SEQUENCE(PKCS7_DIGEST) = { ASN1_SIMPLE(PKCS7_DIGEST, version, ASN1_INTEGER), ASN1_SIMPLE(PKCS7_DIGEST, md, X509_ALGOR), ASN1_SIMPLE(PKCS7_DIGEST, contents, PKCS7), ASN1_SIMPLE(PKCS7_DIGEST, digest, ASN1_OCTET_STRING) -} ASN1_SEQUENCE_END(PKCS7_DIGEST); +} ASN1_NDEF_SEQUENCE_END(PKCS7_DIGEST) + +IMPLEMENT_ASN1_FUNCTIONS(PKCS7_DIGEST) + +/* Specials for authenticated attributes */ + +/* When signing attributes we want to reorder them to match the sorted + * encoding. + */ + +ASN1_ITEM_TEMPLATE(PKCS7_ATTR_SIGN) = + ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SET_ORDER, 0, PKCS7_ATTRIBUTES, X509_ATTRIBUTE) +ASN1_ITEM_TEMPLATE_END(PKCS7_ATTR_SIGN) + +/* When verifying attributes we need to use the received order. So + * we use SEQUENCE OF and tag it to SET OF + */ + +ASN1_ITEM_TEMPLATE(PKCS7_ATTR_VERIFY) = + ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL, + V_ASN1_SET, PKCS7_ATTRIBUTES, X509_ATTRIBUTE) +ASN1_ITEM_TEMPLATE_END(PKCS7_ATTR_VERIFY)