diff options
Diffstat (limited to 'libcmd/cmd.h')
| -rw-r--r-- | libcmd/cmd.h | 97 |
1 files changed, 93 insertions, 4 deletions
diff --git a/libcmd/cmd.h b/libcmd/cmd.h index 736cb2b..a7ba143 100644 --- a/libcmd/cmd.h +++ b/libcmd/cmd.h @@ -13,14 +13,36 @@ #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 CMDT_QSTR 4 +#define CMDT_STR 5 +#define CMDT_WORD 6 +#define CMDT_SP 7 +#define CMDT_FLOAT 8 #define CMDE_NONE 0 //do nothing #define CMDE_AUTOCOMPLETE 1 //try to auto complete first command #define CMDE_ALIAS 2 //command aliases +#define CMD_EOK 0 //all ok +#define CMD_EEXE 1 //command execution error +#define CMD_ECMD 2 //unknown command + +#define CMD_HISTORY_SIZE 16 //fixed size history + +/* +Arch + +[CLI]------->[PARSE] +[FILE]----/ + +[PARSE]-------->[[EXEC]->[HISTORY] other extra features] +[CMDLIST]----/ +*/ + +/* +Token list that comes from parser +*/ + typedef struct cmd_tok_t { char *s,*e; @@ -29,6 +51,10 @@ typedef struct cmd_tok_t struct cmd_tok_t *next; } cmd_tok_t; +/* +Argument list passed to callback cmd functions +*/ + typedef struct cmd_arg_t { int argc; @@ -39,13 +65,22 @@ typedef struct cmd_arg_t int __sub_cmd; // if 1 then dont free argv stuff } cmd_arg_t; +/* +Table of defined commands +*/ typedef struct cmd_table_t { char *cmd; - int (*clb)(cmd_arg_t*); + int (*clb)(cmd_arg_t*); //callback to command + int (*hlp)(cmd_arg_t*); //help command + int (*pre)(cmd_arg_t*); //preconditions for execution + int (*autocpl)(cmd_arg_t*); //autocomplete according to context } cmd_table_t; +/* +autocomplete suggestions from command list. Used for autcomplet "<TAB>" +*/ struct cmd_acq_t { char *suggestion; @@ -53,6 +88,28 @@ struct cmd_acq_t }; SLIST_HEAD(cmd_acq_head_t,cmd_acq_t); +/* +Contain all non cli parsing execution things. +Manage history and logging +Manage command loading from file +Manage autocomplete +*/ +typedef struct cmd_mng_t +{ + int flag_history; + /*simple que*/ + int history_size; + char *history[CMD_HISTORY_SIZE]; + + //not yet ready + //int flag_logging; + + // flag turn on/off autocomplete + int flag_autocomplete; + + cmd_table_t *table; +} cmd_mng_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 ); @@ -70,6 +127,38 @@ 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 ); +/* +If history is on. +PARAM: + cmng - cli manager + index - index value in history +RETURN: + return non-NULL value if there something +*/ +char* cmd_mng_history( cmd_mng_t *cmng, int index ); + +/* +PARAM: + cmng + cmd - non complete command, not to execute, seach for suggestions +RETURN: + [FREE] return string list of autocomplete commands +*/ +char* cmd_mng_autocomplete( cmd_mng_t *cmng, char *cmd, size_t cmd_sz ); +/* +PARAM: + cmng + cmd - command to execute expect NULL at the end +RETURN: + return result of execution +*/ +int cmd_mng_exec( cmd_mng_t *cmng, const char *cmd, size_t sz_cmd ); +/* +Free resources that where givent to cmd manager, like history +*/ +int cmd_mng_free( cmd_mng_t *cmng); + + #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))) |