सार्वजनिक कुंजी अवसंरचना: रूसी क्रिप्टोग्राफी के समर्थन के साथ ओपनएसएसएल के विकल्प के रूप में जीसीट्रिप पुस्तकालय

 #include <stdio.h> #include <stdlib.h> #include <stdarg.h> #include <gcrypt.h> /*  S-*/ static void show_sexp (const char *prefix, gcry_sexp_t a) { char *buf; size_t size; if (prefix) fputs (prefix, stderr); size = gcry_sexp_sprint (a, GCRYSEXP_FMT_ADVANCED, NULL, 0); buf = gcry_xmalloc (size); gcry_sexp_sprint (a, GCRYSEXP_FMT_ADVANCED, buf, size); fprintf (stderr, "%.*s", (int)size, buf); gcry_free (buf); } int main(int argc, char* argv[]) { gpg_error_t err; gcry_sexp_t key_spec, key_pair, pub_key, sec_key; /* */ char *curve_gost[] = {"GOST2001-CryptoPro-A", "GOST2001-CryptoPro-B", "GOST2001-CryptoPro-C", "GOST2012-tc26-A", "GOST2012-tc26-B", NULL}; /*     */ err = gcry_sexp_build (&key_spec, NULL, "(genkey (ecc (curve %s)))", curve_gost[1]); if (err) { fprintf(stderr, "creating S-expression failed: %s\n", gcry_strerror (err)); exit (1); } err = gcry_pk_genkey (&key_pair, key_spec); if (err){ fprintf(stderr, "creating %s key failed: %s\n", argv[1], gcry_strerror (err)); exit(1); } /* S-  */ show_sexp ("ECC GOST key pair:\n", key_pair); /*  */ pub_key = gcry_sexp_find_token (key_pair, "public-key", 0); if (! pub_key) { fprintf(stderr, "public part missing in key\n"); exit(1); } /* S-  */ show_sexp ("ECC GOST public key:\n", pub_key); /*  */ sec_key = gcry_sexp_find_token (key_pair, "private-key", 0); if (! sec_key){ fprintf(stderr, "private part missing in key\n"); exit(1); } /* S-  */ show_sexp ("ECC GOST private key:\n", sec_key); /* ,   */ gcry_sexp_release (key_pair); /* ,    */ gcry_sexp_release (key_spec); } 

 ECC GOST key pair: (key-data (public-key (ecc (curve GOST2001-CryptoPro-B) (q #043484CF83F837AAC7ABD4707DE27F5A1F6161120C0D77B63DFFC7D50A7772A12D1E836E6257766E8B83209DD59845F8080BA29E9A86D0A6B6C2D68F44650B3A14#) ) ) (private-key (ecc (curve GOST2001-CryptoPro-B) (q #043484CF83F837AAC7ABD4707DE27F5A1F6161120C0D77B63DFFC7D50A7772A12D1E836E6257766E8B83209DD59845F8080BA29E9A86D0A6B6C2D68F44650B3A14#) (d #1ABB5A62BFF88C97567B467C6F4017242FE344B4F4BC8906CE40A0F9D51CBE48#) ) ) ) ECC GOST public key: (public-key (ecc (curve GOST2001-CryptoPro-B) (q #043484CF83F837AAC7ABD4707DE27F5A1F6161120C0D77B63DFFC7D50A7772A12D1E836E6257766E8B83209DD59845F8080BA29E9A86D0A6B6C2D68F44650B3A14#) ) ) ECC GOST private key: (private-key (ecc (curve GOST2001-CryptoPro-B) (q #043484CF83F837AAC7ABD4707DE27F5A1F6161120C0D77B63DFFC7D50A7772A12D1E836E6257766E8B83209DD59845F8080BA29E9A86D0A6B6C2D68F44650B3A14#) (d #1ABB5A62BFF88C97567B467C6F4017242FE344B4F4BC8906CE40A0F9D51CBE48#) ) ) 

 #include <stdio.h> #include <stdlib.h> #include <stdarg.h> #include <gcrypt.h> int main(int argc, char* argv[]) { gpg_error_t err; int algo = GCRY_MD_NONE; int i; unsigned char *h; size_t size; gcry_md_hd_t hd; FILE *fp; unsigned char buf[1024]; char *dgst_gost[] = {"GOSTR3411_CP", "STRIBOG256", "STRIBOG512", NULL}; i = 0; /*  -*/ if (argc == 3) algo = gcry_md_map_name (argv[1]); if (algo == GCRY_MD_NONE) { fprintf(stderr, "Usage: digest_gcrypt <nick_name_digest> <file_for_digest>\n"); fprintf(stderr, "<nick_name_digest>="); while (dgst_gost[i] != NULL){ if (i > 0 ) fprintf(stderr, " | ", dgst_gost[i]); fprintf(stderr, "%s", dgst_gost[i]); i++; } fprintf(stderr, "\n"); exit (1); } /*   */ err = gcry_md_open(&hd, algo, 0); if (err) { fprintf (stderr, "LibGCrypt error %s\n", gcry_strerror (err)); exit (1); } /*  */ if (!strcmp (argv[2], "-")) fp = stdin; else fp = fopen (argv[2], "r"); if (fp == NULL) { fprintf(stderr, "Cannot fopen file=%s\n", argv[2]); exit(1); } /*   */ while (!feof (fp)) { size = fread (buf, 1, sizeof(buf), fp); gcry_md_write (hd, buf, size); } /*  */ h = gcry_md_read(hd, 0); /*  */ printf("  %s = %d ( )\n", argv[1], gcry_md_get_algo_dlen (algo)); printf("   %s:\n", argv[2]); for (i = 0; i < gcry_md_get_algo_dlen (algo); i++) printf("%02x", h[i]); printf("\n"); fflush(stdout); /* */ gcry_md_reset(hd); gcry_md_close(hd); } 

 proc parse_cert_gost {cert} { # parray ::pki::oids #puts "parse_cert_gost=$cert" set cert_seq "" if { [string range $cert 0 9 ] == "-----BEGIN" } { array set parsed_cert [::pki::_parse_pem $cert "-----BEGIN CERTIFICATE-----" "-----END CERTIFICATE-----"] set cert_seq $parsed_cert(data) } else { #FORMAT DER set cert_seq $cert } set finger [::sha1::sha1 $cert_seq] set ret(fingerprint) $finger binary scan $cert_seq H* certdb set ret(certdb) $certdb #puts "CERTDB=$certdb" array set ret [list] # Decode X.509 certificate, which is an ASN.1 sequence ::asn::asnGetSequence cert_seq wholething ::asn::asnGetSequence wholething cert set ret(cert) $cert set ret(cert) [::asn::asnSequence $ret(cert)] if {0} { set ff [open "/tmp/tbs.der" w] fconfigure $ff -translation binary puts -nonewline $ff $ret(cert) close $ff } binary scan $ret(cert) H* ret(cert) ::asn::asnPeekByte cert peek_tag if {$peek_tag != 0x02} { # Version number is optional, if missing assumed to be value of 0 ::asn::asnGetContext cert - asn_version ::asn::asnGetInteger asn_version ret(version) incr ret(version) } else { set ret(version) 1 } ::asn::asnGetBigInteger cert ret(serial_number) ::asn::asnGetSequence cert data_signature_algo_seq ::asn::asnGetObjectIdentifier data_signature_algo_seq ret(data_signature_algo) ::asn::asnGetSequence cert issuer ::asn::asnGetSequence cert validity ::asn::asnGetUTCTime validity ret(notBefore) ::asn::asnGetUTCTime validity ret(notAfter) ::asn::asnGetSequence cert subject ::asn::asnGetSequence cert pubkeyinfo binary scan $pubkeyinfo H* pubkeyinfoG set ret(pubkeyinfo) $pubkeyinfoG ::asn::asnGetSequence pubkeyinfo pubkey_algoid binary scan $pubkey_algoid H* pubkey_algoidG set ret(pubkey_algoid) $pubkey_algoidG ::asn::asnGetObjectIdentifier pubkey_algoid ret(pubkey_algo) ::asn::asnGetBitString pubkeyinfo pubkey set extensions_list [list] while {$cert != ""} { ::asn::asnPeekByte cert peek_tag switch -- [format {0x%02x} $peek_tag] { "0xa1" { ::asn::asnGetContext cert - issuerUniqID } "0xa2" { ::asn::asnGetContext cert - subjectUniqID } "0xa3" { ::asn::asnGetContext cert - extensions_ctx ::asn::asnGetSequence extensions_ctx extensions while {$extensions != ""} { ::asn::asnGetSequence extensions extension ::asn::asnGetObjectIdentifier extension ext_oid ::asn::asnPeekByte extension peek_tag if {$peek_tag == 0x1} { ::asn::asnGetBoolean extension ext_critical } else { set ext_critical false } ::asn::asnGetOctetString extension ext_value_seq set ext_oid [::pki::_oid_number_to_name $ext_oid] set ext_value [list $ext_critical] switch -- $ext_oid { id-ce-basicConstraints { ::asn::asnGetSequence ext_value_seq ext_value_bin if {$ext_value_bin != ""} { ::asn::asnGetBoolean ext_value_bin allowCA } else { set allowCA "false" } if {$ext_value_bin != ""} { ::asn::asnGetInteger ext_value_bin caDepth } else { set caDepth -1 } lappend ext_value $allowCA $caDepth } default { binary scan $ext_value_seq H* ext_value_seq_hex lappend ext_value $ext_value_seq_hex } } lappend extensions_list $ext_oid $ext_value } } } } set ret(extensions) $extensions_list ::asn::asnGetSequence wholething signature_algo_seq ::asn::asnGetObjectIdentifier signature_algo_seq ret(signature_algo) ::asn::asnGetBitString wholething ret(signature) # Convert values from ASN.1 decoder to usable values if needed set ret(notBefore) [::pki::x509::_utctime_to_native $ret(notBefore)] set ret(notAfter) [::pki::x509::_utctime_to_native $ret(notAfter)] set ret(serial_number) [::math::bignum::tostr $ret(serial_number)] set ret(data_signature_algo) [::pki::_oid_number_to_name $ret(data_signature_algo)] set ret(signature_algo) [::pki::_oid_number_to_name $ret(signature_algo)] set ret(pubkey_algo) [::pki::_oid_number_to_name $ret(pubkey_algo)] set ret(issuer) [::pki::x509::_dn_to_string $issuer] set ret(subject) [::pki::x509::_dn_to_string $subject] set ret(signature) [binary format B* $ret(signature)] binary scan $ret(signature) H* ret(signature) # Handle RSA public keys by extracting N and E #puts "PUBKEY_ALGO=$ret(pubkey_algo)" switch -- $ret(pubkey_algo) { "rsaEncryption" { set pubkey [binary format B* $pubkey] binary scan $pubkey H* ret(pubkey) ::asn::asnGetSequence pubkey pubkey_parts ::asn::asnGetBigInteger pubkey_parts ret(n) ::asn::asnGetBigInteger pubkey_parts ret(e) set ret(n) [::math::bignum::tostr $ret(n)] set ret(e) [::math::bignum::tostr $ret(e)] set ret(l) [expr {int([::pki::_bits $ret(n)] / 8.0000 + 0.5) * 8}] set ret(type) rsa } "GostR2012_256" - "GostR2012_512" - "GostR2001" - "1.2.643.2.2.19" - "1.2.643.7.1.1.1.1" - "1.2.643.7.1.1.1.2" { # gost2001, gost2012-256,gost2012-512 set pubkey [binary format B* $pubkey] #puts "LL=[string length $pubkey]" if {[string length $pubkey] < 100} { set pubk [string range $pubkey 2 end] } else { set pubk [string range $pubkey 3 end] } set pubkey_revert [string reverse $pubk] binary scan $pubkey_revert H* ret(pubkey_rev) binary scan $pubkey H* ret(pubkey) set ret(type) gost ::asn::asnGetSequence pubkey_algoid pubalgost #OID -  ::asn::asnGetObjectIdentifier pubalgost ret(paramkey) set ret(paramkey) [::pki::_oid_number_to_name $ret(paramkey)] #OID -   ::asn::asnGetObjectIdentifier pubalgost ret(hashkey) set ret(hashkey) [::pki::_oid_number_to_name $ret(hashkey)] #puts "ret(paramkey)=$ret(paramkey)\n" #puts "ret(hashkey)=$ret(hashkey)\n" } } return [array get ret] } proc set_nick_for_oid {} { # set ::pki::oids(1.2.643.2.2.19) "gost2001pubKey" # set ::pki::oids(1.2.643.2.2.3) "gost2001withGOST3411_94" set ::pki::oids(1.2.643.100.1) "OGRN" set ::pki::oids(1.2.643.100.5) "OGRNIP" set ::pki::oids(1.2.643.3.131.1.1) "INN" set ::pki::oids(1.2.643.100.3) "SNILS" #  set ::pki::oids(1.2.643.2.2.3) "  34.10-2001-256" set ::pki::oids(1.2.643.7.1.1.3.2) "  34.10-2012-256" set ::pki::oids(1.2.643.7.1.1.3.3) "  34.10-2012-512" # set ::pki::oids(1.2.643.2.2.3) "gost" # set ::pki::oids(1.2.643.7.1.1.3.2) "gost" # set ::pki::oids(1.2.643.7.1.1.3.3) "gost" #  # set ::pki::oids(1.2.643.2.2.19) "  34.10-2001" # set ::pki::oids(1.2.643.7.1.1.1.1) "  34.10-2012 256 " # set ::pki::oids(1.2.643.7.1.1.1.2) "  34.10-2012 512 " set ::pki::oids(1.2.643.2.2.19) "GostR2001" set ::pki::oids(1.2.643.7.1.1.1.1) "GostR2012_256" set ::pki::oids(1.2.643.7.1.1.1.2) "GostR2012_512" #Oid-     34.10-2001    34.10-2012-256 set ::pki::oids(1.2.643.2.2.35.0) "GOST2001-test" set ::pki::oids(1.2.643.2.2.35.1) "GOST2001-CryptoPro-A" set ::pki::oids(1.2.643.2.2.35.2) "GOST2001-CryptoPro-B" set ::pki::oids(1.2.643.2.2.35.3) "GOST2001-CryptoPro-C" # { "GOST2001-CryptoPro-A", set ::pki::oids("GOST2001-CryptoPro-XchA" }, # { "GOST2001-CryptoPro-C", set ::pki::oids("GOST2001-CryptoPro-XchB" }, set ::pki::oids(1.2.643.2.2.36.0) "GOST2001-CryptoPro-A" set ::pki::oids(1.2.643.2.2.36.1) "GOST2001-CryptoPro-C" #Oid-     34.10-2012-512 set ::pki::oids(1.2.643.7.1.2.1.2.1) "GOST2012-tc26-A" set ::pki::oids(1.2.643.7.1.2.1.2.2) "GOST2012-tc26-B" #Nick   set ::pki::oids(1.2.643.7.1.1.2.2) "STRIBOG256" set ::pki::oids(1.2.643.7.1.1.2.3) "STRIBOG512" set ::pki::oids(1.2.643.2.2.30.1) "GOSTR3411_CP" } 

 #!/usr/bin/tclsh #  PKI package require pki #     -  source parse_cert_gost_oid.tcl if {$argc != 2} { puts "Usage: parse_certs_for_verify_load.tcl < > < >" exit 1 } #  if {[file exists "[lindex $argv 0]"] == 0 } { puts "Usage: parse_certs_for_verify_load.tcl < > < >" puts "  [lindex $argv 0]" exit 1 } #  if {[file exists "[lindex $argv 1]"] == 0 } { puts "Usage: parse_certs_for_verify_load.tcl < > < >" puts "  [lindex $argv 1]" exit 1 } # nick-  - oid- set_nick_for_oid set file [lindex $argv 0] set f [open $file r] set cert [read $f] close $f #READ DER-format if { [string range $cert 0 9 ] != "-----BEGIN" } { set fd [open $file] chan configure $fd -translation binary set cert [read $fd] close $fd } array set cert_user [parse_cert_gost $cert] #  -26 set len_sign [expr [string length $cert_user(signature)] /2] set sign_r [string range $cert_user(signature) $len_sign end] set sign_s [string range $cert_user(signature) 0 [expr $len_sign - 1]] #puts " : $file" set file [lindex $argv 1] set f [open $file r] set cert [read $f] close $f #READ DER if { [string range $cert 0 9 ] != "-----BEGIN" } { set fd [open $file] chan configure $fd -translation binary set cert [read $fd] close $fd } #     array set cert_ca [parse_cert_gost $cert] #  -26 set len_key [expr [string length $cert_ca(pubkey_rev)]/2] set key_pub_left [string range $cert_ca(pubkey_rev) $len_key end] set key_pub_right [string range $cert_ca(pubkey_rev) 0 [expr $len_key - 1]] puts "/* C-:      */" #TBS-  puts "char tbc\[\] = \"[string toupper $cert_user(cert)]\";" # - puts "char hash_type\[\] = \"$cert_ca(hashkey)\";" #    puts "unsigned char pub_key_ca\[\] = \"(public-key \"" puts "\"(ecc \"" puts "\" (curve $cert_ca(paramkey))\"" puts "\" (q #04[string toupper $key_pub_left$key_pub_right]#)\"" puts "\")\"" puts "\")\";" #   puts "unsigned char sig_cert\[\] = \"(sig-val\"" puts "\"($cert_ca(type) \"" puts "\" (r #[string toupper $sign_r]#)\"" puts "\" (s #[string toupper $sign_s]#)\"" puts "\")\"" puts "\")\";" puts "/*    TEST_from_TCL.h*/" puts "/*  TEST_from_Tcl.c: cc -o TEST_from_Tcl TEST_from_Tcl.c -lgcrypt    TEST_from_Tcl*/" 

 #include <stdio.h> #include <stdlib.h> #include <string.h> #include <stdarg.h> #include <gcrypt.h> #include "TEST_from_TCL.h" #define digitp(p) (*(p) >= '0' && *(p) <= '9') #define hexdigitp(a) (digitp (a) \ || (*(a) >= 'A' && *(a) <= 'F') \ || (*(a) >= 'a' && *(a) <= 'f')) #define xtoi_1(p) (*(p) <= '9'? (*(p)- '0'): \ *(p) <= 'F'? (*(p)-'A'+10):(*(p)-'a'+10)) #define xtoi_2(p) ((xtoi_1(p) * 16) + xtoi_1((p)+1)) #define xmalloc(a) gcry_xmalloc ((a)) static void show_sexp (const char *prefix, gcry_sexp_t a) { char *buf; size_t size; if (prefix) fputs (prefix, stderr); size = gcry_sexp_sprint (a, GCRYSEXP_FMT_ADVANCED, NULL, 0); buf = gcry_xmalloc (size); gcry_sexp_sprint (a, GCRYSEXP_FMT_ADVANCED, buf, size); fprintf (stderr, "%.*s", (int)size, buf); gcry_free (buf); } /* Convert STRING consisting of hex characters into its binary representation and return it as an allocated buffer. The valid length of the buffer is returned at R_LENGTH. The string is delimited by end of string. The function returns NULL on error. */ static void * hex2buffer (const char *string, size_t *r_length) { const char *s; unsigned char *buffer; size_t length; buffer = xmalloc (strlen(string)/2+1); length = 0; for (s=string; *s; s +=2 ) { if (!hexdigitp (s) || !hexdigitp (s+1)) return NULL; /* Invalid hex digits. */ ((unsigned char*)buffer)[length++] = xtoi_2 (s); } *r_length = length; return buffer; } int main(int argc, char* argv[]) { gpg_error_t err; int algo; gcry_md_hd_t hd; unsigned char *tbs_ptr; size_t len_tbs; int i; unsigned char *h; gcry_sexp_t pub_key; gcry_sexp_t data; gcry_sexp_t sig; gcry_mpi_t x; int len_xy; unsigned char c; /*   little-endian  big-endian*/ unsigned short arch = 1; /* 0x0001 */ tbs_ptr = hex2buffer(tbc, &len_tbs); if (tbs_ptr == NULL) { fprintf (stderr, "Bad tbs\n"); exit(1); } algo = gcry_md_map_name (hash_type); if (algo == GCRY_MD_NONE) { fprintf (stderr, "Unknown algorithm '%s'\n", hash_type); exit (1); } err = gcry_md_open(&hd, algo, 0); if (err) { fprintf (stderr, "LibGCrypt error %s/%s\n", gcry_strsource (err), gcry_strerror (err)); exit (1); } gcry_md_write (hd, tbs_ptr, len_tbs); h = gcry_md_read(hd, 0); // len_xy = gcry_md_get_algo_dlen (algo); /*    */ printf("%s\n", *((unsigned char *) &arch) == 0 ? " big-endian" : " little-endian"); len_xy = *((unsigned char *) &arch) == 0 ? 0:gcry_md_get_algo_dlen (algo); for (i = 0; i < (len_xy/2); i++) { c = *(h + i); *(h + i) = *(h + len_xy - i - 1); *(h + len_xy - i - 1) = c; } fprintf(stderr, " =%d\n", gcry_md_get_algo_dlen (algo)); for (i = 0; i < gcry_md_get_algo_dlen (algo); i++) printf("%02X", h[i]); // printf("\n %s\n", tbc); fflush(stdout); /*  */ x = gcry_mpi_set_opaque_copy(NULL, h, gcry_md_get_algo_dlen (algo) * 8); /*  */ gcry_md_reset(hd); gcry_md_close(hd); /* */ err = gcry_sexp_build (&data, NULL, "(data (flags gost) (value %m))", x); show_sexp ("ECC GOST data cert:\n", data); fprintf (stderr, "\nStep 1\n"); /*    */ err = gcry_sexp_sscan (&pub_key, NULL, pub_key_ca, strlen (pub_key_ca)); if (err){ fprintf(stderr, "TEST_SEXP: er gcry_sexp_sscan for pub_key_ca\n"); exit(1); } show_sexp ("ECC GOST public key:\n", pub_key); fprintf (stderr, "Step 2\n"); /*   */ err = gcry_sexp_sscan (&sig, NULL, sig_cert, strlen (sig_cert)); if (err){ fprintf(stderr, "TEST_SEXP: er gcry_sexp_sscan for sig_cert\n"); exit(1); } show_sexp ("ECC GOST sig cert:\n", sig); fprintf (stderr, "Step 3\n"); /*  */ err = gcry_pk_verify (sig, data, pub_key); if (err) { fprintf (stderr, "TEST_SEXP: verify cert failed\n"); exit (1); } fprintf (stderr, "TEST_SEXP: verify cert OK!!\n"); }