can-utils: AOSP build clean up

[sojka/can-utils.git] / log2long.c

diff --git a/log2long.c b/log2long.c
index 05ef800b2ae9a5c7ebe540cd939a6f8fb1dfe093..2c52c784a18f4484510b34f0504535fb47df9f95 100644 (file)
--- a/log2long.c
+++ b/log2long.c
@@ -1,7 +1,3 @@
-/*
- *  $Id$
- */
-
 /*
  * log2long.c - convert compact CAN frame representation into user readable
  *
@@ -12,8 +8,7 @@
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions, the following disclaimer and
- *    the referenced file 'COPYING'.
+ *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
@@ -23,8 +18,8 @@
  *
  * Alternatively, provided that this notice is retained in full, this
  * software may be distributed under the terms of the GNU General
- * Public License ("GPL") version 2 as distributed in the 'COPYING'
- * file from the main directory of the linux kernel source.
+ * Public License ("GPL") version 2, in which case the provisions of the
+ * GPL apply INSTEAD OF those given above.
  *
  * The provided data structures and external interfaces from this code
  * are not restricted to be used by modules with a GPL compatible license.
@@ -42,7 +37,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
  * DAMAGE.
  *
- * Send feedback to <socketcan-users@lists.berlios.de>
+ * Send feedback to <linux-can@vger.kernel.org>
  *
  */
 
@@ -53,19 +48,35 @@
 
 #include "lib.h"
 
+#define COMMENTSZ 200
+#define BUFSZ (sizeof("(1345212884.318850)") + IFNAMSIZ + 4 + CL_CFSZ + COMMENTSZ) /* for one line in the logfile */
+
 int main(int argc, char **argv)
 {
-    char buf[100], timestamp[100], device[100], ascframe[100];
-    struct can_frame cf;
+       char buf[BUFSZ], timestamp[BUFSZ], device[BUFSZ], ascframe[BUFSZ];
+       struct canfd_frame cf;
+       int mtu, maxdlen;
+
+       while (fgets(buf, BUFSZ-1, stdin)) {
+               if (sscanf(buf, "%s %s %s", timestamp, device, ascframe) != 3)
+                       return 1;
+
+               mtu = parse_canframe(ascframe, &cf);
+               if (mtu == CAN_MTU)
+                       maxdlen = CAN_MAX_DLEN;
+               else if (mtu == CANFD_MTU)
+                       maxdlen = CANFD_MAX_DLEN;
+               else {
+                       fprintf(stderr, "read: incomplete CAN frame\n");
+                       return 1;
+               }
+
+               sprint_long_canframe(ascframe, &cf,
+                                    (CANLIB_VIEW_INDENT_SFF | CANLIB_VIEW_ASCII),
+                                    maxdlen); /* with ASCII output */
 
-    while (fgets(buf, 99, stdin)) {
-       if (sscanf(buf, "%s %s %s", timestamp, device, ascframe) != 3)
-           return 1;
-       if (parse_canframe(ascframe, &cf))
-           return 1;
-       sprint_long_canframe(ascframe, &cf, 1); /* with ASCII output */
-       printf("%s  %s  %s\n", timestamp, device, ascframe);
-    }
+               printf("%s  %s  %s\n", timestamp, device, ascframe);
+       }
 
-    return 0;
+       return 0;
 }