int input_init(t_input *input) {
+ struct termios tios;
+ int size;
+
puts("[input] initializing input system ...");
- if((input->content=(char *)malloc(MAX_CONTENT))==NULL) {
+ size=((input->mode&CONTENT_BUFFER)?MAX_CONTENT:1);
+
+ if((input->content=(char *)malloc(size))==NULL) {
perror("[input] malloc call");
- return K_ERROR;
+ return I_ERROR;
}
+
+ memset(input->content,0,size);
+ input->c_count=0;
+
+ tcgetattr(0,&(input->tios));
+ tios=input->tios;
+
+ /* general settings */
+ tios.c_iflag&=ICRNL; /* \r -> \n */
+ tios.c_cc[VTIME]=0; /* no timeout */
+ tios.c_cc[VMIN]=1; /* 1 char for non-can. mode */
+
+ /* depending on used modes */
+ if(!(input->mode&LINE_BUFFERED)) tios.c_lflag&=(~ICANON);
+ if(!(input->mode&INPUT_ECHO)) tios.c_lflag&=(~ECHO);
+
+ tcsetattr(0,TCSANOW,&tios);
- return K_SUCCESS;
+ return I_SUCCESS;
}
int input_shutdown(t_input *input) {
free(input->content);
+ tcsetattr(0,TCSANOW,&(input->tios));
puts("[input] shutdown");
- return K_SUCCESS;
+ return I_SUCCESS;
}
-int input_get_char(t_input *input) {
+int input_get_event(t_input *input,int (*callback)(t_input *input,void *ptr),
+ void *ptr) {
+
+ char data[MAX_CONTENT];
+ int count;
+
+ /* delete char counter if not buffered */
+ if(!(input->mode&CONTENT_BUFFER)) input->c_count=0;
+
+ if((count=read(0,data,MAX_CONTENT))==-1) {
+ perror("[input] read call");
+ return I_ERROR;
+ }
+
+ if(input->c_count>=MAX_CONTENT) {
+ puts("[input] max input length reached");
+ return I_ERROR;
+ }
- char data[64];
+ strncpy(&(input->content[input->c_count]),data,count);
+ input->c_count+=count;
- puts("a hopefully nice display for user interaction will popup soon ;)");
- read(0,data,64);
+ callback(input,ptr);
- return K_SUCCESS;
+ return I_SUCCESS;
}