Padded struct codeprop_tcphdr to 4 bytes, to get around different

alignment on different platforms.
This commit is contained in:
ksb 2007-03-18 13:15:00 +00:00
parent 943a12613f
commit 7c8665fb89
5 changed files with 17 additions and 8 deletions

View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: codeprop-tmp.c,v 1.3 2006/12/18 15:17:47 fros4943 Exp $
* @(#)$Id: codeprop-tmp.c,v 1.4 2007/03/18 13:15:01 ksb Exp $
*/
/** \addtogroup esb
@ -115,6 +115,7 @@ struct codeprop_udphdr {
struct codeprop_tcphdr {
u16_t len;
u16_t pad;
};
static void uipcall(void *state);

View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: codeprop.h,v 1.1 2006/06/18 07:44:36 adamdunkels Exp $
* @(#)$Id: codeprop.h,v 1.2 2007/03/18 13:15:01 ksb Exp $
*/
#ifndef __CODEPROP_H__
#define __CODEPROP_H__
@ -39,6 +39,7 @@
struct codeprop_tcphdr {
u16_t len;
u16_t pad;
};
PROCESS_NAME(codeprop_process);

View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: codeprop-otf.c,v 1.1 2007/03/07 16:07:26 ksb Exp $
* @(#)$Id: codeprop-otf.c,v 1.2 2007/03/18 13:15:02 ksb Exp $
*/
/** \addtogroup esb
@ -117,6 +117,7 @@ struct codeprop_udphdr {
struct codeprop_tcphdr {
u16_t len;
u16_t pad;
};
static void uipcall(void *state);
@ -366,7 +367,7 @@ PT_THREAD(recv_udpthread(struct pt *pt))
}
/*---------------------------------------------------------------------*/
#define CODEPROP_TCPHDR_SIZE 2
#define CODEPROP_TCPHDR_SIZE sizeof(struct codeprop_tcphdr)
static
PT_THREAD(recv_tcpthread(struct pt *pt))

View file

@ -33,10 +33,13 @@ CFLAGS+= -I stepper
cfs-ram.o: CFLAGS+= -DCFS_RAM_CONF_SIZE=4096
all: $(KERNELS)
all: $(KERNELS) codeprop
sys-tst.elf: sys-tst.o $(ARCH) $(SYSTEM)
robot-main-syms.elf: robot-main.o stepper-process.o $(ARCH) $(SYSTEM) $(SYSLIB) $(UIP) $(UIPDRIVERS) $(STEPPER) $(CODEPROP) $(DEBUG_IO)
codeprop: $(CONTIKI)/tools/codeprop.c
cc -g -Wall $< -o $@
include $(CONTIKI)/cpu/at91sam7s/Makefile.at91sam7s

View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: codeprop.c,v 1.2 2006/08/02 14:33:37 bg- Exp $
* @(#)$Id: codeprop.c,v 1.3 2007/03/18 13:15:00 ksb Exp $
*/
#include <stdlib.h>
#include <stdio.h>
@ -48,6 +48,9 @@
#include <netinet/in.h>
#include <arpa/inet.h>
/* Should be included from codeprop.h, but the include paths in the makefiles
isn't set up for that. */
#define HDR_SIZE 4
int
main(int argc, char **argv) {
@ -96,7 +99,7 @@ main(int argc, char **argv) {
char buf[64000];
int len;
len = read(fd, &buf[2], sizeof(buf) - 2);
len = read(fd, &buf[HDR_SIZE], sizeof(buf) - HDR_SIZE);
if(len == 0) {
printf("File successfully sent (%d bytes)\n", total);
len = read(s, buf, sizeof(buf));
@ -118,7 +121,7 @@ main(int argc, char **argv) {
total += len;
buf[0] = len >> 8;
buf[1] = len & 0xff;
if(write(s, buf, len + 2) == -1) {
if(write(s, buf, len + HDR_SIZE) == -1) {
perror("network send failed");
exit(1);
}