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#ifndef __CMD_H
#define __CMD_H
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include "debug.h"
#include "queue.h"
#define CMDT_NONE 0
#define CMDT_INT 1
#define CMDT_HEX 2
#define CMDT_BIN 3
#define CMDT_STR 4
#define CMDT_WORD 5
#define CMDT_SP 6
#define CMDE_NONE 0 //do nothing
#define CMDE_AUTOCOMPLETE 1 //try to auto complete first command
#define CMDE_ALIAS 2 //command aliases
typedef struct cmd_tok_t
{
char *s,*e;
int sz;
int type;
struct cmd_tok_t *next;
} cmd_tok_t;
typedef struct cmd_arg_t
{
int argc;
char **argv;
int *type;
/* bad practice stuff */
int __sub_cmd; // if 1 then dont free argv stuff
} cmd_arg_t;
typedef struct cmd_table_t
{
char *cmd;
int (*clb)(cmd_arg_t*);
} cmd_table_t;
struct cmd_acq_t
{
char *suggestion;
SLIST_ENTRY(cmd_acq_t) next_sugg;
};
SLIST_HEAD(cmd_acq_head_t,cmd_acq_t);
cmd_tok_t* cmd_tok_create( char *s, char *e, int sz, int type );
int cmd_tok_add( cmd_tok_t *tok, cmd_tok_t *next );
int cmd_tok_print( cmd_tok_t *tok );
void cmd_tok_destroy( cmd_tok_t *tok ); //clean token by ->next token
int cmd_tok_count( cmd_tok_t *tok );
cmd_arg_t* cmd_arg_create( cmd_tok_t *tok );
cmd_arg_t* cmd_arg_sub( cmd_arg_t *arg ); //just return without first arg
cmd_arg_t* cmd_arg_sub_empty();
void cmd_arg_destroy( cmd_arg_t *arg );
int cmd_exec( cmd_table_t *tbl, cmd_arg_t *arg );
int cmd_exec_ev( cmd_table_t *tbl, cmd_arg_t *arg, int event ); //auto complete and all other
char* cmd_ac( cmd_table_t *tbl, const char *s ); //autocomplete
struct cmd_acq_head_t* cmd_acq( cmd_table_t *tbl, const char *s ); //autocomplete
void cmd_acq_free( struct cmd_acq_head_t *acq );
#define STR_AC_EQ(A,B) (strncmp_ac((A),(B),strlen(A))==(strlen(A)+1))
#define STR_AC_PEQ(A,B) (strncmp_ac((A),(B),strlen(A))<(strlen(A)))
/*
Clothest match function
AA AB = (1) equile <100%
AA AA = (3) equite 100%
AA AAA = (2) equile 100% but there is more
A B = (0) not equile at all
*/
int strncmp_ac( const char *s1, const char *s2, const int n);
#endif
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