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Diffstat (limited to 'main.c')
-rw-r--r-- | main.c | 271 |
1 files changed, 0 insertions, 271 deletions
@@ -1,271 +0,0 @@ -#include "gnutls-helpers.h" - -#include <gnutls/openpgp.h> -#include <gnutls/x509.h> - -/* - Author: Daniel Kahn Gillmor <dkg@fifthhorseman.net> - Date: Tue, 01 Apr 2008 - License: GPL v3 or later - - monkeysphere private key translator: execute this with an GPG - secret key on stdin (at the moment, only passphraseless RSA keys - work). - - It will spit out a PEM-encoded version of the key on stdout, which - can be fed into ssh-add like this: - - gpg --export-secret-keys $KEYID | monkeysphere | ssh-add -c /dev/stdin - - Requirements: I've only built this so far with GnuTLS v2.3.4 -- - version 2.2.0 does not contain the appropriate pieces. - - Notes: gpgkey2ssh doesn't seem to provide the same public - keys. Mighty weird! - -0 wt215@squeak:~/monkeysphere$ gpg --export-secret-keys 1DCDF89F | ~dkg/src/monkeysphere/monkeysphere | ssh-add -c /dev/stdin -gnutls version: 2.3.4 -OpenPGP RSA Key, with 1024 bits -Identity added: /dev/stdin (/dev/stdin) -The user has to confirm each use of the key -0 wt215@squeak:~/monkeysphere$ ssh-add -L -ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQC9gWQqfrnhQKDQnND/3eOexpddE64J+1zp9fcyCje7H5LKclb6DBV2HS6WgW32PJhIzvP+fYZM3dzXea3fpv14y1SicXiRBDgF9SnsNA1qWn2RyzkLcKy7PmM0PDYtU1oiLTcQj/xkWcqW2sLKHT/WW+vZP5XP7RMGN/yWNMfE2Q== /dev/stdin -0 wt215@squeak:~/monkeysphere$ gpgkey2ssh 1DCDF89F -ssh-rsa AAAAB3NzaC1yc2EAAACBAL2BZCp+ueFAoNCc0P/d457Gl10Trgn7XOn19zIKN7sfkspyVvoMFXYdLpaBbfY8mEjO8/59hkzd3Nd5rd+m/XjLVKJxeJEEOAX1Kew0DWpafZHLOQtwrLs+YzQ8Ni1TWiItNxCP/GRZypbawsodP9Zb69k/lc/tEwY3/JY0x8TZAAAAAwEAAQ== COMMENT -0 wt215@squeak:~/monkeysphere$ - - */ - - -int convert_pgp_to_x509(gnutls_x509_privkey_t* output, gnutls_datum_t* input) { - gnutls_openpgp_privkey_t pgp_privkey; - gnutls_datum_t m, e, d, p, q, u, g, y, x; - gnutls_pk_algorithm_t pgp_algo; - unsigned int pgp_bits; - int ret; - - init_datum(&m); - init_datum(&e); - init_datum(&d); - init_datum(&p); - init_datum(&q); - init_datum(&u); - init_datum(&g); - init_datum(&y); - init_datum(&x); - - if (ret = gnutls_openpgp_privkey_init(&pgp_privkey), ret) { - err("Failed to initialized OpenPGP private key (error: %d)\n", ret); - return 1; - } - - - /* format could be either: GNUTLS_OPENPGP_FMT_RAW, - GNUTLS_OPENPGP_FMT_BASE64; if MONKEYSPHERE_RAW is set, use RAW, - otherwise, use BASE64: */ - - if (getenv("MONKEYSPHERE_RAW")) { - err("assuming RAW formatted private keys\n"); - if (ret = gnutls_openpgp_privkey_import(pgp_privkey, input, GNUTLS_OPENPGP_FMT_RAW, NULL, 0), ret) - err("failed to import the OpenPGP private key in RAW format (error: %d)\n", ret); - } else { - err("assuming BASE64 formatted private keys\n"); - if (ret = gnutls_openpgp_privkey_import (pgp_privkey, input, GNUTLS_OPENPGP_FMT_BASE64, NULL, 0), ret) - err("failed to import the OpenPGP private key in BASE64 format (error: %d)\n", ret); - } - - pgp_algo = gnutls_openpgp_privkey_get_pk_algorithm(pgp_privkey, &pgp_bits); - if (pgp_algo < 0) { - err("failed to get OpenPGP key algorithm (error: %d)\n", pgp_algo); - return 1; - } - if (pgp_algo == GNUTLS_PK_RSA) { - err("OpenPGP RSA Key, with %d bits\n", pgp_bits); - ret = gnutls_openpgp_privkey_export_rsa_raw(pgp_privkey, &m, &e, &d, &p, &q, &u); - if (GNUTLS_E_SUCCESS != ret) { - err ("failed to export RSA key parameters (error: %d)\n", ret); - return 1; - } - - ret = gnutls_x509_privkey_import_rsa_raw (*output, &m, &e, &d, &p, &q, &u); - if (GNUTLS_E_SUCCESS != ret) { - err ("failed to import RSA key parameters (error: %d)\n", ret); - return 1; - } - } else if (pgp_algo == GNUTLS_PK_DSA) { - err("OpenPGP DSA Key, with %d bits\n", pgp_bits); - ret = gnutls_openpgp_privkey_export_dsa_raw(pgp_privkey, &p, &q, &g, &y, &x); - if (GNUTLS_E_SUCCESS != ret) { - err ("failed to export DSA key parameters (error: %d)\n", ret); - return 1; - } - - ret = gnutls_x509_privkey_import_dsa_raw (*output, &p, &q, &g, &y, &x); - if (GNUTLS_E_SUCCESS != ret) { - err ("failed to import DSA key parameters (error: %d)\n", ret); - return 1; - } - } else { - err("OpenPGP Key was not RSA or DSA -- can't deal! (actual algorithm was: %d)\n", pgp_algo); - return 1; - } - - ret = gnutls_x509_privkey_fix(*output); - if (ret != 0) { - err("failed to fix up the private key in X.509 format (error: %d)\n", ret); - return 1; - } - - gnutls_openpgp_privkey_deinit(pgp_privkey); - return 0; -} - -int convert_x509_to_pgp(gnutls_openpgp_privkey_t* output, gnutls_datum_t* input) { - gnutls_x509_privkey_t x509_privkey; - gnutls_datum_t m, e, d, p, q, u, g, y, x; - gnutls_pk_algorithm_t x509_algo; - int ret; - - init_datum(&m); - init_datum(&e); - init_datum(&d); - init_datum(&p); - init_datum(&q); - init_datum(&u); - init_datum(&g); - init_datum(&y); - init_datum(&x); - - if (ret = gnutls_x509_privkey_init(&x509_privkey), ret) { - err("Failed to initialized X.509 private key (error: %d)\n", ret); - return 1; - } - - - /* format could be either: GNUTLS_X509_FMT_DER, - GNUTLS_X509_FMT_PEM; if MONKEYSPHERE_DER is set, use DER, - otherwise, use PEM: */ - - if (getenv("MONKEYSPHERE_DER")) { - err("assuming DER formatted private keys\n"); - if (ret = gnutls_x509_privkey_import(x509_privkey, input, GNUTLS_X509_FMT_DER), ret) - err("failed to import the X.509 private key in DER format (error: %d)\n", ret); - } else { - err("assuming PEM formatted private keys\n"); - if (ret = gnutls_x509_privkey_import (x509_privkey, input, GNUTLS_X509_FMT_PEM), ret) - err("failed to import the X.509 private key in PEM format (error: %d)\n", ret); - } - - x509_algo = gnutls_x509_privkey_get_pk_algorithm(x509_privkey); - if (x509_algo < 0) { - err("failed to get X.509 key algorithm (error: %d)\n", x509_algo); - return 1; - } - if (x509_algo == GNUTLS_PK_RSA) { - err("X.509 RSA Key\n"); - ret = gnutls_x509_privkey_export_rsa_raw(x509_privkey, &m, &e, &d, &p, &q, &u); - if (GNUTLS_E_SUCCESS != ret) { - err ("failed to export RSA key parameters (error: %d)\n", ret); - return 1; - } - - /* ret = gnutls_openpgp_privkey_import_rsa_raw (*output, &m, &e, &d, &p, &q, &u); */ - ret = GNUTLS_E_UNIMPLEMENTED_FEATURE; - if (GNUTLS_E_SUCCESS != ret) { - err ("failed to import RSA key parameters (error: %d)\n", ret); - return 1; - } - } else if (x509_algo == GNUTLS_PK_DSA) { - err("X.509 DSA Key\n"); - ret = gnutls_x509_privkey_export_dsa_raw(x509_privkey, &p, &q, &g, &y, &x); - if (GNUTLS_E_SUCCESS != ret) { - err ("failed to export DSA key parameters (error: %d)\n", ret); - return 1; - } - - /* ret = gnutls_openpgp_privkey_import_dsa_raw (*output, &p, &q, &g, &y, &x); */ - ret = GNUTLS_E_UNIMPLEMENTED_FEATURE; - if (GNUTLS_E_SUCCESS != ret) { - err ("failed to import DSA key parameters (error: %d)\n", ret); - return 1; - } - } else { - err("OpenPGP Key was not RSA or DSA -- can't deal! (actual algorithm was: %d)\n", x509_algo); - return 1; - } - - gnutls_x509_privkey_deinit(x509_privkey); - return 0; -} - - -int main(int argc, char* argv[]) { - gnutls_datum_t data; - int ret; - gnutls_x509_privkey_t x509_privkey; - - char output_data[10240]; - size_t ods = sizeof(output_data); - - init_gnutls(); - - init_datum(&data); - - /* slurp in the private key from stdin */ - if (ret = set_datum_fd(&data, 0), ret) { - err("didn't read file descriptor 0\n"); - return 1; - } - - - - /* Or, instead, read in key from a file name: - if (ret = set_datum_file(&data, argv[1]), ret) { - err("didn't read file '%s'\n", argv[1]); - return 1; - } -*/ - - /* treat the passed file as an X.509 private key, and extract its - component values: */ - -/* if (ret = gnutls_x509_privkey_import(x509_privkey, &data, GNUTLS_X509_FMT_PEM), ret) { */ -/* err("Failed to import the X.509 key (error: %d)\n", ret); */ -/* return 1; */ -/* } */ -/* gnutls_x509_privkey_export_rsa_raw(x509_privkey, &m, &e, &d, &p, &q, &u); */ - - /* try to print the PEM-encoded private key: */ -/* ret = gnutls_x509_privkey_export (x509_privkey, */ -/* GNUTLS_X509_FMT_PEM, */ -/* output_data, */ -/* &ods); */ -/* printf("ret: %u; ods: %u;\n", ret, ods); */ -/* if (ret == 0) { */ -/* write(0, output_data, ods); */ -/* } */ - - - if (ret = gnutls_x509_privkey_init(&x509_privkey), ret) { - err("Failed to initialize X.509 private key (error: %d)\n", ret); - return 1; - } - - if (ret = convert_pgp_to_x509(&x509_privkey, &data), ret) { - return ret; - } - - ret = gnutls_x509_privkey_export (x509_privkey, - GNUTLS_X509_FMT_PEM, - output_data, - &ods); - printf("ret: %u; ods: %u;\n", ret, ods); - if (ret == 0) { - write(1, output_data, ods); - } - - - gnutls_x509_privkey_deinit(x509_privkey); - gnutls_global_deinit(); - return 0; -} |