/* File autogenerated by gengetopt version 2.22.6 generated with the following command: gengetopt --no-handle-help --input cmdline.ggo Makefile.am The developers of gengetopt consider the fixed text that goes in all gengetopt output files to be in the public domain: we make no copyright claims on it. */ /* If we use autoconf. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include #ifndef FIX_UNUSED #define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */ #endif #include #include "cmdline.h" const char *gengetopt_args_info_purpose = "Perform a U2F registration operation and print a configuration line that can be\nused with the pam_u2f module."; const char *gengetopt_args_info_usage = "Usage: " CMDLINE_PARSER_PACKAGE " [OPTIONS]..."; const char *gengetopt_args_info_versiontext = ""; const char *gengetopt_args_info_description = ""; const char *gengetopt_args_info_help[] = { " -h, --help Print help and exit", " --version Print version and exit", " -o, --origin=STRING Origin URL to use during registration. Defaults to\n pam://hostname", " -i, --appid=STRING Application ID to use during registration. Defaults\n to pam://hostname", " -t, --type=STRING COSE type to use during registration (ES256 or\n RS256). Defaults to ES256.", " -r, --resident Generate a resident credential (default=off)", " -P, --no-user-presence Allow the credential to be used without ensuring the\n user's presence (default=off)", " -N, --pin-verification Require PIN verification during authentication\n (default=off)", " -V, --user-verification Require user verification during authentication\n (default=off)", " -d, --debug Print debug information (highly verbose)\n (default=off)", " -v, --verbose Print information about chosen origin and appid\n (default=off)", "\n Group: user", " -u, --username=STRING The name of the user registering the device.\n Defaults to the current user name", " -n, --nouser Print only registration information (keyHandle and\n public key). Useful for appending", 0 }; typedef enum {ARG_NO , ARG_FLAG , ARG_STRING } cmdline_parser_arg_type; static void clear_given (struct gengetopt_args_info *args_info); static void clear_args (struct gengetopt_args_info *args_info); static int cmdline_parser_internal (int argc, char **argv, struct gengetopt_args_info *args_info, struct cmdline_parser_params *params, const char *additional_error); static char * gengetopt_strdup (const char *s); static void clear_given (struct gengetopt_args_info *args_info) { args_info->help_given = 0 ; args_info->version_given = 0 ; args_info->origin_given = 0 ; args_info->appid_given = 0 ; args_info->type_given = 0 ; args_info->resident_given = 0 ; args_info->no_user_presence_given = 0 ; args_info->pin_verification_given = 0 ; args_info->user_verification_given = 0 ; args_info->debug_given = 0 ; args_info->verbose_given = 0 ; args_info->username_given = 0 ; args_info->nouser_given = 0 ; args_info->user_group_counter = 0 ; } static void clear_args (struct gengetopt_args_info *args_info) { FIX_UNUSED (args_info); args_info->origin_arg = NULL; args_info->origin_orig = NULL; args_info->appid_arg = NULL; args_info->appid_orig = NULL; args_info->type_arg = NULL; args_info->type_orig = NULL; args_info->resident_flag = 0; args_info->no_user_presence_flag = 0; args_info->pin_verification_flag = 0; args_info->user_verification_flag = 0; args_info->debug_flag = 0; args_info->verbose_flag = 0; args_info->username_arg = NULL; args_info->username_orig = NULL; } static void init_args_info(struct gengetopt_args_info *args_info) { args_info->help_help = gengetopt_args_info_help[0] ; args_info->version_help = gengetopt_args_info_help[1] ; args_info->origin_help = gengetopt_args_info_help[2] ; args_info->appid_help = gengetopt_args_info_help[3] ; args_info->type_help = gengetopt_args_info_help[4] ; args_info->resident_help = gengetopt_args_info_help[5] ; args_info->no_user_presence_help = gengetopt_args_info_help[6] ; args_info->pin_verification_help = gengetopt_args_info_help[7] ; args_info->user_verification_help = gengetopt_args_info_help[8] ; args_info->debug_help = gengetopt_args_info_help[9] ; args_info->verbose_help = gengetopt_args_info_help[10] ; args_info->username_help = gengetopt_args_info_help[12] ; args_info->nouser_help = gengetopt_args_info_help[13] ; } void cmdline_parser_print_version (void) { printf ("%s %s\n", (strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE), CMDLINE_PARSER_VERSION); if (strlen(gengetopt_args_info_versiontext) > 0) printf("\n%s\n", gengetopt_args_info_versiontext); } static void print_help_common(void) { cmdline_parser_print_version (); if (strlen(gengetopt_args_info_purpose) > 0) printf("\n%s\n", gengetopt_args_info_purpose); if (strlen(gengetopt_args_info_usage) > 0) printf("\n%s\n", gengetopt_args_info_usage); printf("\n"); if (strlen(gengetopt_args_info_description) > 0) printf("%s\n\n", gengetopt_args_info_description); } void cmdline_parser_print_help (void) { int i = 0; print_help_common(); while (gengetopt_args_info_help[i]) printf("%s\n", gengetopt_args_info_help[i++]); } void cmdline_parser_init (struct gengetopt_args_info *args_info) { clear_given (args_info); clear_args (args_info); init_args_info (args_info); } void cmdline_parser_params_init(struct cmdline_parser_params *params) { if (params) { params->override = 0; params->initialize = 1; params->check_required = 1; params->check_ambiguity = 0; params->print_errors = 1; } } struct cmdline_parser_params * cmdline_parser_params_create(void) { struct cmdline_parser_params *params = (struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params)); cmdline_parser_params_init(params); return params; } static void free_string_field (char **s) { if (*s) { free (*s); *s = 0; } } static void cmdline_parser_release (struct gengetopt_args_info *args_info) { free_string_field (&(args_info->origin_arg)); free_string_field (&(args_info->origin_orig)); free_string_field (&(args_info->appid_arg)); free_string_field (&(args_info->appid_orig)); free_string_field (&(args_info->type_arg)); free_string_field (&(args_info->type_orig)); free_string_field (&(args_info->username_arg)); free_string_field (&(args_info->username_orig)); clear_given (args_info); } static void write_into_file(FILE *outfile, const char *opt, const char *arg, const char *values[]) { FIX_UNUSED (values); if (arg) { fprintf(outfile, "%s=\"%s\"\n", opt, arg); } else { fprintf(outfile, "%s\n", opt); } } int cmdline_parser_dump(FILE *outfile, struct gengetopt_args_info *args_info) { int i = 0; if (!outfile) { fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE); return EXIT_FAILURE; } if (args_info->help_given) write_into_file(outfile, "help", 0, 0 ); if (args_info->version_given) write_into_file(outfile, "version", 0, 0 ); if (args_info->origin_given) write_into_file(outfile, "origin", args_info->origin_orig, 0); if (args_info->appid_given) write_into_file(outfile, "appid", args_info->appid_orig, 0); if (args_info->type_given) write_into_file(outfile, "type", args_info->type_orig, 0); if (args_info->resident_given) write_into_file(outfile, "resident", 0, 0 ); if (args_info->no_user_presence_given) write_into_file(outfile, "no-user-presence", 0, 0 ); if (args_info->pin_verification_given) write_into_file(outfile, "pin-verification", 0, 0 ); if (args_info->user_verification_given) write_into_file(outfile, "user-verification", 0, 0 ); if (args_info->debug_given) write_into_file(outfile, "debug", 0, 0 ); if (args_info->verbose_given) write_into_file(outfile, "verbose", 0, 0 ); if (args_info->username_given) write_into_file(outfile, "username", args_info->username_orig, 0); if (args_info->nouser_given) write_into_file(outfile, "nouser", 0, 0 ); i = EXIT_SUCCESS; return i; } int cmdline_parser_file_save(const char *filename, struct gengetopt_args_info *args_info) { FILE *outfile; int i = 0; outfile = fopen(filename, "w"); if (!outfile) { fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename); return EXIT_FAILURE; } i = cmdline_parser_dump(outfile, args_info); fclose (outfile); return i; } void cmdline_parser_free (struct gengetopt_args_info *args_info) { cmdline_parser_release (args_info); } /** @brief replacement of strdup, which is not standard */ char * gengetopt_strdup (const char *s) { char *result = 0; if (!s) return result; result = (char*)malloc(strlen(s) + 1); if (result == (char*)0) return (char*)0; strcpy(result, s); return result; } static void reset_group_user(struct gengetopt_args_info *args_info) { if (! args_info->user_group_counter) return; args_info->username_given = 0 ; free_string_field (&(args_info->username_arg)); free_string_field (&(args_info->username_orig)); args_info->nouser_given = 0 ; args_info->user_group_counter = 0; } int cmdline_parser (int argc, char **argv, struct gengetopt_args_info *args_info) { return cmdline_parser2 (argc, argv, args_info, 0, 1, 1); } int cmdline_parser_ext (int argc, char **argv, struct gengetopt_args_info *args_info, struct cmdline_parser_params *params) { int result; result = cmdline_parser_internal (argc, argv, args_info, params, 0); if (result == EXIT_FAILURE) { cmdline_parser_free (args_info); exit (EXIT_FAILURE); } return result; } int cmdline_parser2 (int argc, char **argv, struct gengetopt_args_info *args_info, int override, int initialize, int check_required) { int result; struct cmdline_parser_params params; params.override = override; params.initialize = initialize; params.check_required = check_required; params.check_ambiguity = 0; params.print_errors = 1; result = cmdline_parser_internal (argc, argv, args_info, ¶ms, 0); if (result == EXIT_FAILURE) { cmdline_parser_free (args_info); exit (EXIT_FAILURE); } return result; } int cmdline_parser_required (struct gengetopt_args_info *args_info, const char *prog_name) { FIX_UNUSED (args_info); FIX_UNUSED (prog_name); return EXIT_SUCCESS; } static char *package_name = 0; /** * @brief updates an option * @param field the generic pointer to the field to update * @param orig_field the pointer to the orig field * @param field_given the pointer to the number of occurrence of this option * @param prev_given the pointer to the number of occurrence already seen * @param value the argument for this option (if null no arg was specified) * @param possible_values the possible values for this option (if specified) * @param default_value the default value (in case the option only accepts fixed values) * @param arg_type the type of this option * @param check_ambiguity @see cmdline_parser_params.check_ambiguity * @param override @see cmdline_parser_params.override * @param no_free whether to free a possible previous value * @param multiple_option whether this is a multiple option * @param long_opt the corresponding long option * @param short_opt the corresponding short option (or '-' if none) * @param additional_error possible further error specification */ static int update_arg(void *field, char **orig_field, unsigned int *field_given, unsigned int *prev_given, char *value, const char *possible_values[], const char *default_value, cmdline_parser_arg_type arg_type, int check_ambiguity, int override, int no_free, int multiple_option, const char *long_opt, char short_opt, const char *additional_error) { char *stop_char = 0; const char *val = value; int found; char **string_field; FIX_UNUSED (field); stop_char = 0; found = 0; if (!multiple_option && prev_given && (*prev_given || (check_ambiguity && *field_given))) { if (short_opt != '-') fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n", package_name, long_opt, short_opt, (additional_error ? additional_error : "")); else fprintf (stderr, "%s: `--%s' option given more than once%s\n", package_name, long_opt, (additional_error ? additional_error : "")); return 1; /* failure */ } FIX_UNUSED (default_value); if (field_given && *field_given && ! override) return 0; if (prev_given) (*prev_given)++; if (field_given) (*field_given)++; if (possible_values) val = possible_values[found]; switch(arg_type) { case ARG_FLAG: *((int *)field) = !*((int *)field); break; case ARG_STRING: if (val) { string_field = (char **)field; if (!no_free && *string_field) free (*string_field); /* free previous string */ *string_field = gengetopt_strdup (val); } break; default: break; }; /* store the original value */ switch(arg_type) { case ARG_NO: case ARG_FLAG: break; default: if (value && orig_field) { if (no_free) { *orig_field = value; } else { if (*orig_field) free (*orig_field); /* free previous string */ *orig_field = gengetopt_strdup (value); } } }; return 0; /* OK */ } int cmdline_parser_internal ( int argc, char **argv, struct gengetopt_args_info *args_info, struct cmdline_parser_params *params, const char *additional_error) { int c; /* Character of the parsed option. */ int error_occurred = 0; struct gengetopt_args_info local_args_info; int override; int initialize; int check_required; int check_ambiguity; package_name = argv[0]; override = params->override; initialize = params->initialize; check_required = params->check_required; check_ambiguity = params->check_ambiguity; if (initialize) cmdline_parser_init (args_info); cmdline_parser_init (&local_args_info); optarg = 0; optind = 0; opterr = params->print_errors; optopt = '?'; while (1) { int option_index = 0; static struct option long_options[] = { { "help", 0, NULL, 'h' }, { "version", 0, NULL, 0 }, { "origin", 1, NULL, 'o' }, { "appid", 1, NULL, 'i' }, { "type", 1, NULL, 't' }, { "resident", 0, NULL, 'r' }, { "no-user-presence", 0, NULL, 'P' }, { "pin-verification", 0, NULL, 'N' }, { "user-verification", 0, NULL, 'V' }, { "debug", 0, NULL, 'd' }, { "verbose", 0, NULL, 'v' }, { "username", 1, NULL, 'u' }, { "nouser", 0, NULL, 'n' }, { 0, 0, 0, 0 } }; c = getopt_long (argc, argv, "ho:i:t:rPNVdvu:n", long_options, &option_index); if (c == -1) break; /* Exit from `while (1)' loop. */ switch (c) { case 'h': /* Print help and exit. */ if (update_arg( 0 , 0 , &(args_info->help_given), &(local_args_info.help_given), optarg, 0, 0, ARG_NO, check_ambiguity, override, 0, 0, "help", 'h', additional_error)) goto failure; cmdline_parser_free (&local_args_info); return 0; break; case 'o': /* Origin URL to use during registration. Defaults to pam://hostname. */ if (update_arg( (void *)&(args_info->origin_arg), &(args_info->origin_orig), &(args_info->origin_given), &(local_args_info.origin_given), optarg, 0, 0, ARG_STRING, check_ambiguity, override, 0, 0, "origin", 'o', additional_error)) goto failure; break; case 'i': /* Application ID to use during registration. Defaults to pam://hostname. */ if (update_arg( (void *)&(args_info->appid_arg), &(args_info->appid_orig), &(args_info->appid_given), &(local_args_info.appid_given), optarg, 0, 0, ARG_STRING, check_ambiguity, override, 0, 0, "appid", 'i', additional_error)) goto failure; break; case 't': /* COSE type to use during registration (ES256 or RS256). Defaults to ES256.. */ if (update_arg( (void *)&(args_info->type_arg), &(args_info->type_orig), &(args_info->type_given), &(local_args_info.type_given), optarg, 0, 0, ARG_STRING, check_ambiguity, override, 0, 0, "type", 't', additional_error)) goto failure; break; case 'r': /* Generate a resident credential. */ if (update_arg((void *)&(args_info->resident_flag), 0, &(args_info->resident_given), &(local_args_info.resident_given), optarg, 0, 0, ARG_FLAG, check_ambiguity, override, 1, 0, "resident", 'r', additional_error)) goto failure; break; case 'P': /* Allow the credential to be used without ensuring the user's presence. */ if (update_arg((void *)&(args_info->no_user_presence_flag), 0, &(args_info->no_user_presence_given), &(local_args_info.no_user_presence_given), optarg, 0, 0, ARG_FLAG, check_ambiguity, override, 1, 0, "no-user-presence", 'P', additional_error)) goto failure; break; case 'N': /* Require PIN verification during authentication. */ if (update_arg((void *)&(args_info->pin_verification_flag), 0, &(args_info->pin_verification_given), &(local_args_info.pin_verification_given), optarg, 0, 0, ARG_FLAG, check_ambiguity, override, 1, 0, "pin-verification", 'N', additional_error)) goto failure; break; case 'V': /* Require user verification during authentication. */ if (update_arg((void *)&(args_info->user_verification_flag), 0, &(args_info->user_verification_given), &(local_args_info.user_verification_given), optarg, 0, 0, ARG_FLAG, check_ambiguity, override, 1, 0, "user-verification", 'V', additional_error)) goto failure; break; case 'd': /* Print debug information (highly verbose). */ if (update_arg((void *)&(args_info->debug_flag), 0, &(args_info->debug_given), &(local_args_info.debug_given), optarg, 0, 0, ARG_FLAG, check_ambiguity, override, 1, 0, "debug", 'd', additional_error)) goto failure; break; case 'v': /* Print information about chosen origin and appid. */ if (update_arg((void *)&(args_info->verbose_flag), 0, &(args_info->verbose_given), &(local_args_info.verbose_given), optarg, 0, 0, ARG_FLAG, check_ambiguity, override, 1, 0, "verbose", 'v', additional_error)) goto failure; break; case 'u': /* The name of the user registering the device. Defaults to the current user name. */ if (args_info->user_group_counter && override) reset_group_user (args_info); args_info->user_group_counter += 1; if (update_arg( (void *)&(args_info->username_arg), &(args_info->username_orig), &(args_info->username_given), &(local_args_info.username_given), optarg, 0, 0, ARG_STRING, check_ambiguity, override, 0, 0, "username", 'u', additional_error)) goto failure; break; case 'n': /* Print only registration information (keyHandle and public key). Useful for appending. */ if (args_info->user_group_counter && override) reset_group_user (args_info); args_info->user_group_counter += 1; if (update_arg( 0 , 0 , &(args_info->nouser_given), &(local_args_info.nouser_given), optarg, 0, 0, ARG_NO, check_ambiguity, override, 0, 0, "nouser", 'n', additional_error)) goto failure; break; case 0: /* Long option with no short option */ if (strcmp (long_options[option_index].name, "version") == 0) { cmdline_parser_print_version (); cmdline_parser_free (&local_args_info); exit (EXIT_SUCCESS); } case '?': /* Invalid option. */ /* `getopt_long' already printed an error message. */ goto failure; default: /* bug: option not considered. */ fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : "")); abort (); } /* switch */ } /* while */ if (args_info->user_group_counter > 1) { fprintf (stderr, "%s: %d options of group user were given. At most one is required%s.\n", argv[0], args_info->user_group_counter, (additional_error ? additional_error : "")); error_occurred = 1; } cmdline_parser_release (&local_args_info); if ( error_occurred ) return (EXIT_FAILURE); return 0; failure: cmdline_parser_release (&local_args_info); return (EXIT_FAILURE); }