FreeCalypso > hg > freecalypso-sw

annotate rvinterf/lowlevel/rviflcd.c @ 1001:5e73df562a7d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
loadtools/README: typo fix
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Sun, 06 Mar 2016 22:07:18 +0000
parents 16ed75e266f2
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
908
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
1 /*
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
2 * This rvinterf module implements the piping of LCD output to fc-lcdemu
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
3 */
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
4
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
5 #include <sys/types.h>
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
6 #include <stdio.h>
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
7 #include <string.h>
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
8 #include <strings.h>
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
9 #include <stdlib.h>
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
10 #include <unistd.h>
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
11
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
12 extern u_char rxpkt[];
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
13 extern size_t rxpkt_len;
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
14
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
15 char *extlcd_program;
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
16 FILE *extlcd_pout;
909
16ed75e266f2 rvinterf LCD output inversion option implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 908
diff changeset
17 u_char extlcd_invert;
908
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
18
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
19 void
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
20 open_extlcd_pipe()
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
21 {
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
22 extlcd_pout = popen(extlcd_program, "w");
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
23 if (!extlcd_pout) {
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
24 perror(extlcd_program);
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
25 exit(1);
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
26 }
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
27 }
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
28
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
29 void
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
30 output_to_extlcd()
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
31 {
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
32 int i;
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
33
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
34 fprintf(extlcd_pout, "%u %u ", rxpkt[1], rxpkt[2]);
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
35 for (i = 3; i < rxpkt_len; i += 2)
909
16ed75e266f2 rvinterf LCD output inversion option implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 908
diff changeset
36 fprintf(extlcd_pout, "%02X%02X", rxpkt[i+1] ^ extlcd_invert,
16ed75e266f2 rvinterf LCD output inversion option implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 908
diff changeset
37 rxpkt[i] ^ extlcd_invert);
908
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
38 fputc('\n', extlcd_pout);
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
39 fflush(extlcd_pout);
ed5dcc53e0b3 rvinterf: hook for fc-lcdemu implemented
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff changeset
40 }