From c3606b0b60e37f5af9e7b71a9e19c3f8097b4a61 Mon Sep 17 00:00:00 2001
From: James <31272717+gpd-pocket-hacker@users.noreply.github.com>
Date: Sat, 31 Oct 2020 18:25:41 +0000
Subject: split out rx and add syslog support

---
 serial_rx.c | 66 ++++++++++++++-----------------------------------------------
 1 file changed, 15 insertions(+), 51 deletions(-)

(limited to 'serial_rx.c')

diff --git a/serial_rx.c b/serial_rx.c
index d481417..8ef66ec 100644
--- a/serial_rx.c
+++ b/serial_rx.c
@@ -3,65 +3,20 @@
 #include <unistd.h>
 #include <string.h>
 #include <termios.h>
+#include <syslog.h>
 
 #include "util.h"
 #include "sia.h"
 
 
-
-
-
-void msg (char *account, char *event, char *ascii)
-{
-  printf ("%s %64s %s\n", account, event, ascii);
-}
-
-
-static int new_block (int fd, SIA_Block *b)
-{
-  static int have_ascii_messages = 0; /*SIA level 3 doesn't have ascii, SIA level 4 does */
-
-  static char account[SIA_MAX_DATA_LENGTH + 1];
-  static char event[SIA_MAX_DATA_LENGTH + 1];
-  static char ascii[SIA_MAX_DATA_LENGTH + 1];
-
-  unsigned len = sia_data_length (b);
-
-  if (sia_ack_if_needed (fd, b))
-    return -1;
-
-  switch (b->function) {
-  case SIA_FN_ACCOUNT_ID:
-    memcpy (account, b->data, len);
-    account[len] = 0;
-    break;
-
-  case SIA_FN_NEW_EVENT:
-  case SIA_FN_OLD_EVENT:
-    memcpy (event, b->data, len);
-    event[len] = 0;
-
-    if (!have_ascii_messages) msg (account, event, "");
-
-    break;
-
-  case SIA_FN_ASCII:
-    have_ascii_messages = 1;
-    memcpy (ascii, b->data, len);
-    ascii[len] = 0;
-
-    msg (account, event, ascii);
-    break;
-  }
-
-  return 0;
-}
+extern int new_block (int fd, SIA_Block *b, int log);
+//extern void periodic_task(void);
 
 
 static int usage (const char *name)
 {
   fprintf (stderr, "Usage:\n");
-  fprintf (stderr, "%s [ -b baud ] -p serial_device\n\n", name);
+  fprintf (stderr, "%s [ -l ] [ -b baud ] -p serial_device\n\n", name);
   fprintf (stderr, "baud defaults to 9600\n");
 
   return 1;
@@ -76,12 +31,13 @@ int main (int argc, char *argv[])
   int fd;
   SIA_Block b;
   ssize_t red;
+  int log = 0;
 
   unsigned char buf[SIA_MAX_BLOCK_LENGTH];
   unsigned ptr = 0;
 
 
-  while ((opt = getopt (argc, argv, "p:b:")) != -1) {
+  while ((opt = getopt (argc, argv, "p:b:l:")) != -1) {
     switch (opt) {
     case 'p':
       port = optarg;
@@ -91,6 +47,11 @@ int main (int argc, char *argv[])
       baud = atoi (optarg);
       break;
 
+    case 'l':
+      log++;
+      break;
+
+
     default: /* '?' */
       return usage (argv[0]);
     }
@@ -101,6 +62,9 @@ int main (int argc, char *argv[])
   if (!port)
     return usage (argv[0]);
 
+  if (log)
+    openlog ("serial_rx", 0, LOG_USER);
+
   fd = open_tty (port, baud);
 
   set_blocking (fd);
@@ -127,7 +91,7 @@ int main (int argc, char *argv[])
       break;
 
     default: /*Valid block */
-      new_block (fd, &b);
+      new_block (fd, &b, log);
       ptr = 0;
       break;
     }
-- 
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