#ifndef __ARG_H
#define __ARG_H
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#define ARGT_NONE 0 //nothing
#define ARGT_IP 1 //ip addr
#define ARGT_RANGE 2 //range of values
#define ARGT_FLOAT 3 //could be float
#define ARGT_LIST 4 //list of values
#define ARGT_FILE 5 //path to file
#define ARGT_VAL 6 //command line direct val
#define ARGT_FLAG 7 //flag value on/off
#define ARG_ENTRY(P,T,V,H) {.param=P,.type=ARGT_##T,.def=V,.used=0,.help=H}
/*
used to define table with predefine arguments
*/
typedef struct def_arg
{
char *param; //parametr that comes from shell
uint32_t type; //type of argument
void *def; //define default values, NULL if no default values
uint8_t used;
char *help; //command description
void *result; //result
} def_arg;
typedef struct argv_t
{
int type;
uint8_t *val; // points to arg_{ip|range|..}
} argv_t;
typedef struct arg_t
{
int used;
int size; //number of arguments
argv_t **arg; //list of pointers to arguments
} arg_t;
//ip argument default behaviour structure
//resulting structure with ip/port values
typedef struct arg_ip
{
int used;
uint32_t ip; //IP4 ip addrers
uint16_t port;//port number
} arg_ip;
/*
Supported ip addresses:
...1 = 127.0.0.1:[default port]
:80 = [default ip]:80
*/
typedef struct s_arg_ip
{
int used; //value is in cmd
int def; //says if default should be used if no value in cmd
uint32_t ip;
uint32_t default_ip;
uint16_t port;
uint32_t default_port;
arg_ip *result;
} s_arg_ip;
//configure range argument behaviour
//configuration structure for range argument
typedef struct arg_range
{
int used;
uint32_t start;
uint32_t end;
uint32_t step;
} arg_range;
/*
number format decimal ones
1k = 1000
1m = 1000k = 1000000
1g = 1000m = 1000000k = 1000000000
10:100 - from 10 till 100 step [default step]
100: - from 100 till [default end] [default step]
:200 - from [default start] till
100:200:1 - from 100 till 200 with step 1
*/
typedef struct s_arg_range
{
int used;
int def; //says if default should be used if no value in cmd
uint32_t start;
uint32_t default_start; //default start value
uint32_t end; //
uint32_t default_end; //default end value
uint32_t step; //
uint32_t default_step; //default step value
arg_range *result;
} s_arg_range;
//configuration structure for float argument
typedef struct arg_float
{
int used;
float val;
} arg_float;
typedef struct s_arg_float
{
int used;
int def; //says if default should be used if no value in cmd
float val;
float default_val;
arg_float *result;
} s_arg_float;
//configuration structure for list argument
typedef struct arg_list
{
int used;
uint32_t num;
char **vals;
} arg_list;
/*
list arguments by name
supports
PARAM1|PARAM2|PARAM3
*/
typedef struct s_arg_list
{
int used;
int def; //says if default should be used if no value in cmd
uint32_t num;
char **vals; //list of supported arguments
char *default_val; //points to default arguments in da list
arg_list *result;
} s_arg_list;
/*
configuration structure to default file argument
*/
/*
resulting structure for file argument
*/
typedef struct arg_file
{
int used;
char *name;
char *abspath;
} arg_file;
typedef struct s_arg_file
{
int used;
int def; //says if default should be used if no value in cmd
char *name; //current filename
char *default_name; //default filename
char *abspath; //dire where to search stuff?
char *default_abspath; //default absoulute file path
arg_file *result;
} s_arg_file;
typedef struct arg_val
{
int used;
char *ptr;
} arg_val;
typedef struct s_arg_val
{
int used;
int def; //says if default should be used if no value in cmd
char *ptr;
char *default_ptr;
arg_val *result;
} s_arg_val;
//no need as there is no default values
typedef struct arg_flag
{
int used;
int flag;
} arg_flag;
typedef struct s_arg_flag
{
int used;
int flag; //do we need it?
arg_flag *result;
} s_arg_flag;
arg_t* arg_load( int argc, char **argv, def_arg *argl );
void arg_free( arg_t *arg );
int arg_type( arg_t *arg, int num );
argv_t* arg_get( arg_t *arg, int num );
arg_ip* arg_c_ip( uint32_t ip, uint16_t port );
arg_range* arg_c_range( uint32_t start, uint32_t end, uint32_t step );
arg_float* arg_c_float( float val );
arg_list* arg_c_list( uint32_t num, char **vals);
arg_file* arg_c_file( char *name );
arg_val* arg_c_val( char *ptr );
arg_flag* arg_c_flag();
void arg_print( arg_t *arg );
#endif
