iptogeo/src/cmdline.c

695 lines
20 KiB
C

/*
File autogenerated by gengetopt version 2.22.5
generated with the following command:
gengetopt --input cmdline.ggo
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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifndef FIX_UNUSED
#define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */
#endif
#include <getopt.h>
#include "cmdline.h"
const char *gengetopt_args_info_purpose = "Convert an IP to country code";
const char *gengetopt_args_info_usage = "Usage: ip_to_geo --ip <ip>|--daemon [--port <port>] [--bind-ip <ip>]";
const char *gengetopt_args_info_description = "Convert an IP to country code.";
const char *gengetopt_args_info_help[] = {
" -h, --help Print help and exit",
" -V, --version Print version and exit",
"\nInteractive mode:",
" -i, --ip=ip IP to convert",
" -q, --quiet Quiet mode (default=off)",
" -v, --verbose Verbose mode (default=off)",
"\nDaemon mode:",
" -D, --daemon Daemonize (default=off)",
" -p, --port=INT Port (default=`53333')",
" -b, --bind-ip=STRING IP to bind to",
" -B, --no-background Don't go to background for daemon mode \n (default=off)",
"\nAdvanced daemon options:",
" -s, --sockets-per-thread=INT Number of sockets managed by a single thread \n (default=`10')",
" -t, --sockets-timeout=INT Close connection after X seconds (default=`5')",
" -r, --client-max-requests=INT Number of requests allowed for one client \n (default=`100')",
0
};
typedef enum {ARG_NO
, ARG_FLAG
, ARG_STRING
, ARG_INT
} 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->ip_given = 0 ;
args_info->quiet_given = 0 ;
args_info->verbose_given = 0 ;
args_info->daemon_given = 0 ;
args_info->port_given = 0 ;
args_info->bind_ip_given = 0 ;
args_info->no_background_given = 0 ;
args_info->sockets_per_thread_given = 0 ;
args_info->sockets_timeout_given = 0 ;
args_info->client_max_requests_given = 0 ;
}
static
void clear_args (struct gengetopt_args_info *args_info)
{
FIX_UNUSED (args_info);
args_info->ip_arg = NULL;
args_info->ip_orig = NULL;
args_info->quiet_flag = 0;
args_info->verbose_flag = 0;
args_info->daemon_flag = 0;
args_info->port_arg = 53333;
args_info->port_orig = NULL;
args_info->bind_ip_arg = NULL;
args_info->bind_ip_orig = NULL;
args_info->no_background_flag = 0;
args_info->sockets_per_thread_arg = 10;
args_info->sockets_per_thread_orig = NULL;
args_info->sockets_timeout_arg = 5;
args_info->sockets_timeout_orig = NULL;
args_info->client_max_requests_arg = 100;
args_info->client_max_requests_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->ip_help = gengetopt_args_info_help[3] ;
args_info->quiet_help = gengetopt_args_info_help[4] ;
args_info->verbose_help = gengetopt_args_info_help[5] ;
args_info->daemon_help = gengetopt_args_info_help[7] ;
args_info->port_help = gengetopt_args_info_help[8] ;
args_info->bind_ip_help = gengetopt_args_info_help[9] ;
args_info->no_background_help = gengetopt_args_info_help[10] ;
args_info->sockets_per_thread_help = gengetopt_args_info_help[12] ;
args_info->sockets_timeout_help = gengetopt_args_info_help[13] ;
args_info->client_max_requests_help = gengetopt_args_info_help[14] ;
}
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);
}
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->ip_arg));
free_string_field (&(args_info->ip_orig));
free_string_field (&(args_info->port_orig));
free_string_field (&(args_info->bind_ip_arg));
free_string_field (&(args_info->bind_ip_orig));
free_string_field (&(args_info->sockets_per_thread_orig));
free_string_field (&(args_info->sockets_timeout_orig));
free_string_field (&(args_info->client_max_requests_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->ip_given)
write_into_file(outfile, "ip", args_info->ip_orig, 0);
if (args_info->quiet_given)
write_into_file(outfile, "quiet", 0, 0 );
if (args_info->verbose_given)
write_into_file(outfile, "verbose", 0, 0 );
if (args_info->daemon_given)
write_into_file(outfile, "daemon", 0, 0 );
if (args_info->port_given)
write_into_file(outfile, "port", args_info->port_orig, 0);
if (args_info->bind_ip_given)
write_into_file(outfile, "bind-ip", args_info->bind_ip_orig, 0);
if (args_info->no_background_given)
write_into_file(outfile, "no-background", 0, 0 );
if (args_info->sockets_per_thread_given)
write_into_file(outfile, "sockets-per-thread", args_info->sockets_per_thread_orig, 0);
if (args_info->sockets_timeout_given)
write_into_file(outfile, "sockets-timeout", args_info->sockets_timeout_orig, 0);
if (args_info->client_max_requests_given)
write_into_file(outfile, "client-max-requests", args_info->client_max_requests_orig, 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;
}
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, &params, 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_INT:
if (val) *((int *)field) = strtol (val, &stop_char, 0);
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;
};
/* check numeric conversion */
switch(arg_type) {
case ARG_INT:
if (val && !(stop_char && *stop_char == '\0')) {
fprintf(stderr, "%s: invalid numeric value: %s\n", package_name, val);
return 1; /* failure */
}
break;
default:
;
};
/* 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 = 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, 'V' },
{ "ip", 1, NULL, 'i' },
{ "quiet", 0, NULL, 'q' },
{ "verbose", 0, NULL, 'v' },
{ "daemon", 0, NULL, 'D' },
{ "port", 1, NULL, 'p' },
{ "bind-ip", 1, NULL, 'b' },
{ "no-background", 0, NULL, 'B' },
{ "sockets-per-thread", 1, NULL, 's' },
{ "sockets-timeout", 1, NULL, 't' },
{ "client-max-requests", 1, NULL, 'r' },
{ 0, 0, 0, 0 }
};
c = getopt_long (argc, argv, "hVi:qvDp:b:Bs:t:r:", long_options, &option_index);
if (c == -1) break; /* Exit from `while (1)' loop. */
switch (c)
{
case 'h': /* Print help and exit. */
cmdline_parser_print_help ();
cmdline_parser_free (&local_args_info);
exit (EXIT_SUCCESS);
case 'V': /* Print version and exit. */
cmdline_parser_print_version ();
cmdline_parser_free (&local_args_info);
exit (EXIT_SUCCESS);
case 'i': /* IP to convert. */
if (update_arg( (void *)&(args_info->ip_arg),
&(args_info->ip_orig), &(args_info->ip_given),
&(local_args_info.ip_given), optarg, 0, 0, ARG_STRING,
check_ambiguity, override, 0, 0,
"ip", 'i',
additional_error))
goto failure;
break;
case 'q': /* Quiet mode. */
if (update_arg((void *)&(args_info->quiet_flag), 0, &(args_info->quiet_given),
&(local_args_info.quiet_given), optarg, 0, 0, ARG_FLAG,
check_ambiguity, override, 1, 0, "quiet", 'q',
additional_error))
goto failure;
break;
case 'v': /* Verbose mode. */
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 'D': /* Daemonize. */
if (update_arg((void *)&(args_info->daemon_flag), 0, &(args_info->daemon_given),
&(local_args_info.daemon_given), optarg, 0, 0, ARG_FLAG,
check_ambiguity, override, 1, 0, "daemon", 'D',
additional_error))
goto failure;
break;
case 'p': /* Port. */
if (update_arg( (void *)&(args_info->port_arg),
&(args_info->port_orig), &(args_info->port_given),
&(local_args_info.port_given), optarg, 0, "53333", ARG_INT,
check_ambiguity, override, 0, 0,
"port", 'p',
additional_error))
goto failure;
break;
case 'b': /* IP to bind to. */
if (update_arg( (void *)&(args_info->bind_ip_arg),
&(args_info->bind_ip_orig), &(args_info->bind_ip_given),
&(local_args_info.bind_ip_given), optarg, 0, 0, ARG_STRING,
check_ambiguity, override, 0, 0,
"bind-ip", 'b',
additional_error))
goto failure;
break;
case 'B': /* Don't go to background for daemon mode. */
if (update_arg((void *)&(args_info->no_background_flag), 0, &(args_info->no_background_given),
&(local_args_info.no_background_given), optarg, 0, 0, ARG_FLAG,
check_ambiguity, override, 1, 0, "no-background", 'B',
additional_error))
goto failure;
break;
case 's': /* Number of sockets managed by a single thread. */
if (update_arg( (void *)&(args_info->sockets_per_thread_arg),
&(args_info->sockets_per_thread_orig), &(args_info->sockets_per_thread_given),
&(local_args_info.sockets_per_thread_given), optarg, 0, "10", ARG_INT,
check_ambiguity, override, 0, 0,
"sockets-per-thread", 's',
additional_error))
goto failure;
break;
case 't': /* Close connection after X seconds. */
if (update_arg( (void *)&(args_info->sockets_timeout_arg),
&(args_info->sockets_timeout_orig), &(args_info->sockets_timeout_given),
&(local_args_info.sockets_timeout_given), optarg, 0, "5", ARG_INT,
check_ambiguity, override, 0, 0,
"sockets-timeout", 't',
additional_error))
goto failure;
break;
case 'r': /* Number of requests allowed for one client. */
if (update_arg( (void *)&(args_info->client_max_requests_arg),
&(args_info->client_max_requests_orig), &(args_info->client_max_requests_given),
&(local_args_info.client_max_requests_given), optarg, 0, "100", ARG_INT,
check_ambiguity, override, 0, 0,
"client-max-requests", 'r',
additional_error))
goto failure;
break;
case 0: /* Long option with no short option */
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 */
cmdline_parser_release (&local_args_info);
if ( error )
return (EXIT_FAILURE);
return 0;
failure:
cmdline_parser_release (&local_args_info);
return (EXIT_FAILURE);
}