?? get_key.c
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#include <stdio.h>#include <stdlib.h>#include <sys/types.h>#include <fcntl.h>#include <unistd.h>#include <errno.h>#include <pthread.h>#include "keyboard.h"#include "kbd_types.h"#include "get_key.h"//#define KEYBOARD "/dev/keyboard/0raw"#define KEYBOARD "/dev/mcu/kbd"#define KEY_BUF_LEN 255static void *read_keyboard(void * data);char keybuf[KEY_BUF_LEN];int pWrite=0; //write key buffer point int pRead =0;int pHead =0;int KEY_BUF_FULL=0;//char cmd[255];/**********************************************************/int kbd_init(){ char key; void * retval; if (KBD_Open() < 0) { printf("Can't open keyboard!\n"); return -1; } return 0;}/**********************************************************/int kbd_close(){ KBD_Close(); return 0;}/**********************************************************///static void * read_keyboard(void * data)char get_key(void){ int keydown=0,old_keydown; char key=0; MWKEYMOD modifiers; MWSCANCODE scancode; while(1){ keydown=KBD_Read(&key, &modifiers, &scancode); //block read if(keydown==1){//key press down 2: key up/* keybuf[pWrite++]=key; if( pWrite >= KEY_BUF_LEN){ pWrite %= KEY_BUF_LEN; KEY_BUF_FULL=1; }*/ return key; } }}/**********************************************************/void get_line(char *cmd){ int i=0; while(1){ cmd[i]=get_key(); if(cmd[i]==13){ cmd[i]=0; break; } printf("%c",cmd[i]); fflush(stdout); i++; }}void get_number(char *cmd){ int i=0; while(1){ cmd[i]=get_key(); if(cmd[i]==13){ cmd[i]=0; break; } if(cmd[i]<'0' || cmd[i]>'9') continue; printf("%c",cmd[i]); fflush(stdout); i++; }}?? 快捷鍵說明
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