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| -rw-r--r-- | preset-passphrase.c | 290 |
1 files changed, 0 insertions, 290 deletions
diff --git a/preset-passphrase.c b/preset-passphrase.c deleted file mode 100644 index 564980b78..000000000 --- a/preset-passphrase.c +++ /dev/null @@ -1,290 +0,0 @@ -/* preset-passphrase.c - A tool to preset a passphrase. - * Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. - * - * This file is part of GnuPG. - * - * GnuPG is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * GnuPG is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#include <config.h> - -#include <stdio.h> -#include <stdlib.h> -#include <stddef.h> -#include <stdarg.h> -#include <string.h> -#include <errno.h> -#include <assert.h> -#include <sys/stat.h> -#include <unistd.h> -#ifdef HAVE_LOCALE_H -#include <locale.h> -#endif -#ifdef HAVE_LANGINFO_CODESET -#include <langinfo.h> -#endif -#ifdef HAVE_DOSISH_SYSTEM -#include <fcntl.h> /* for setmode() */ -#endif - -#define JNLIB_NEED_LOG_LOGV -#include "agent.h" -#include "minip12.h" -#include "simple-pwquery.h" -#include "i18n.h" -#include "sysutils.h" - - -enum cmd_and_opt_values -{ aNull = 0, - oVerbose = 'v', - oPassphrase = 'P', - - oPreset = 'c', - oForget = 'f', - - oNoVerbose = 500, - - oHomedir, - -aTest }; - -struct rsa_secret_key_s - { - gcry_mpi_t n; /* public modulus */ - gcry_mpi_t e; /* public exponent */ - gcry_mpi_t d; /* exponent */ - gcry_mpi_t p; /* prime p. */ - gcry_mpi_t q; /* prime q. */ - gcry_mpi_t u; /* inverse of p mod q. */ - }; - - -static char *opt_homedir; -static const char *opt_passphrase; - -static ARGPARSE_OPTS opts[] = { - - { 301, NULL, 0, N_("@Options:\n ") }, - - { oVerbose, "verbose", 0, "verbose" }, - { oPassphrase, "passphrase", 2, "|STRING|use passphrase STRING" }, - { oPreset, "preset", 256, "preset passphrase"}, - { oForget, "forget", 256, "forget passphrase"}, - - { oHomedir, "homedir", 2, "@" }, - {0} -}; - -static const char * -my_strusage (int level) -{ - const char *p; - switch (level) - { - case 11: p = "gpg-preset-passphrase (GnuPG)"; - break; - case 13: p = VERSION; break; - case 17: p = PRINTABLE_OS_NAME; break; - case 19: p = _("Please report bugs to <" PACKAGE_BUGREPORT ">.\n"); - break; - case 1: - case 40: p = _("Usage: gpg-preset-passphrase [options] KEYID (-h for help)\n"); - break; - case 41: p = _("Syntax: gpg-preset-passphrase [options] KEYID\n" - "Password cache maintenance\n"); - break; - - default: p = NULL; - } - return p; -} - - - -static void -i18n_init (void) -{ -#ifdef USE_SIMPLE_GETTEXT - set_gettext_file( PACKAGE_GT ); -#else -#ifdef ENABLE_NLS - setlocale (LC_ALL, ""); - bindtextdomain (PACKAGE_GT, LOCALEDIR); - textdomain (PACKAGE_GT); -#endif -#endif -} - - -static gpg_error_t -map_spwq_error (int err) -{ - switch (err) - { - case 0: - return 0; - case SPWQ_OUT_OF_CORE: - return gpg_error_from_errno (ENOMEM); - case SPWQ_IO_ERROR: - return gpg_error_from_errno (EIO); - case SPWQ_PROTOCOL_ERROR: - return gpg_error (GPG_ERR_PROTOCOL_VIOLATION); - case SPWQ_ERR_RESPONSE: - return gpg_error (GPG_ERR_INV_RESPONSE); - case SPWQ_NO_AGENT: - return gpg_error (GPG_ERR_NO_AGENT); - case SPWQ_SYS_ERROR: - return gpg_error_from_errno (errno); - case SPWQ_GENERAL_ERROR: - default: - return gpg_error (GPG_ERR_GENERAL); - } -} - - -static void -preset_passphrase (const char *keygrip) -{ - int rc; - char *line; - /* FIXME: Use secure memory. */ - char passphrase[500]; - - rc = read (0, passphrase, sizeof (passphrase) - 1); - if (rc < 0) - { - log_error ("reading passphrase failed %s\n", - gpg_strerror (gpg_error_from_errno (errno))); - return; - } - passphrase[rc] = '\0'; - line = strchr (passphrase, '\n'); - if (line) - { - line--; - if (line > passphrase && line[-1] == '\r') - line--; - *line = '\0'; - } - - /* FIXME: How to handle empty passwords? */ - - rc = asprintf (&line, "PRESET_PASSPHRASE %s -1 %s\n", keygrip, passphrase); - if (rc < 0) - { - log_error ("caching passphrase failed %s\n", - gpg_strerror (gpg_error_from_errno (errno))); - return; - } - wipememory (passphrase, sizeof (passphrase)); - - rc = map_spwq_error (simple_query (line)); - if (rc) - { - log_error ("caching passphrase failed %s\n", gpg_strerror (rc)); - return; - } - - wipememory (line, strlen (line)); - free (line); -} - - -static void -forget_passphrase (const char *keygrip) -{ - int rc; - char *line; - - rc = asprintf (&line, "CLEAR_PASSPHRASE %s\n", keygrip); - if (rc < 0) - { - log_error ("clearing passphrase failed %s\n", - gpg_strerror (gpg_error_from_errno (errno))); - return; - } - free (line); -} - - -int -main (int argc, char **argv) -{ - ARGPARSE_ARGS pargs; - int cmd = 0; - const char *keygrip = NULL; - - set_strusage (my_strusage); - log_set_prefix ("gpg-preset-passphrase", 1); - - /* Try to auto set the character set. */ - set_native_charset (NULL); - - i18n_init (); - - opt_homedir = getenv ("GNUPGHOME"); -#ifdef HAVE_W32_SYSTEM - if (!opt_homedir || !*opt_homedir) - opt_homedir = read_w32_registry_string (NULL, - "Software\\GNU\\GnuPG", "HomeDir"); -#endif /*HAVE_W32_SYSTEM*/ - if (!opt_homedir || !*opt_homedir) - opt_homedir = GNUPG_DEFAULT_HOMEDIR; - - - pargs.argc = &argc; - pargs.argv = &argv; - pargs.flags= 1; /* (do not remove the args) */ - while (arg_parse (&pargs, opts) ) - { - switch (pargs.r_opt) - { - case oVerbose: opt.verbose++; break; - case oHomedir: opt_homedir = pargs.r.ret_str; break; - - case oPreset: cmd = oPreset; break; - case oForget: cmd = oForget; break; - case oPassphrase: opt_passphrase = pargs.r.ret_str; break; - - default : pargs.err = 2; break; - } - } - if (log_get_errorcount(0)) - exit(2); - - if (argc == 1) - keygrip = *argv; - else - usage (1); - - if (cmd == oPreset) - preset_passphrase (keygrip); - else if (cmd == oForget) - forget_passphrase (keygrip); - else - usage (1); - - agent_exit (0); - return 8; /*NOTREACHED*/ -} - - -void -agent_exit (int rc) -{ - rc = rc? rc : log_get_errorcount(0)? 2 : 0; - exit (rc); -} |