cli.c

   1 /**
   2  *
   3  * author: Daniel Otte
   4  * email:  daniel.otte@rub.de
   5  * license: GPLv3
   6  *
   7  * components to help implementing simple command based interaction
   8  *
   9  **/
  10
  11 #include <stdint.h>
  12 #include <string.h>
  13 #include <avr/pgmspace.h>
  14
  15 int16_t findstring_d0(const char* str, const char* v){
  16         uint8_t i=0;
  17         while(*v){
  18                 if(!strcmp(str, v)){
  19                         return i;
  20                 }
  21                 while(*v++) /* go to the next string */
  22                 ;
  23                 ++i;
  24         }
  25         return -1;
  26 }
  27
  28 int16_t findstring_d0_P(const char* str, PGM_P v){
  29         uint8_t i=0;
  30         while(pgm_read_byte(v)){
  31                 if(!strcmp_P(str, v)){
  32                         return i;
  33                 }
  34                 while(pgm_read_byte(v++)) /* go to the next string */
  35                 ;
  36                 ++i;
  37         }
  38         return -1;
  39 }
  40
  41 int16_t execcommand_d0_P(const char* str, PGM_P v, void(*fpt[])(void) ){
  42         uint8_t i=0;
  43         while(pgm_read_byte(v)){
  44                 if(!strcmp_P(str, v)){
  45                         (fpt[i])();
  46                         return i;
  47                 }
  48                 while(pgm_read_byte(v++)) /* go to the next string */
  49                 ;
  50                 ++i;
  51         }
  52         return -1;
  53 }
  54
  55