From a9798651464e0992a687f00424b59865d11ee267 Mon Sep 17 00:00:00 2001
From: adamdunkels <adamdunkels>
Date: Sun, 18 Jun 2006 08:16:12 +0000
Subject: [PATCH] Simple program for sending an ELF file to a Contiki host

---
 tools/codeprop.c | 133 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 tools/codeprop.c

diff --git a/tools/codeprop.c b/tools/codeprop.c
new file mode 100644
index 000000000..aa6905fa9
--- /dev/null
+++ b/tools/codeprop.c
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2005, Swedish Institute of Computer Science
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * 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 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.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * This file is part of the Contiki operating system.
+ *
+ * @(#)$Id: codeprop.c,v 1.1 2006/06/18 08:16:12 adamdunkels Exp $
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+
+#include <string.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+
+int
+main(int argc, char **argv) {
+  struct sockaddr_in sa;
+  int s, port, fd;
+  char *ip_addr;
+  int total = 0;
+
+  if(argc != 3) {
+    printf("usage: %s ipaddress filename\n", argv[0]);
+    exit(1);
+  }
+  ip_addr = argv[1];
+  port    = 6510;
+
+  /* Create socket. */
+  if((s = socket(AF_INET,SOCK_STREAM,0)) < 0){
+    perror("Can't create socket");
+    exit(1);
+  }
+
+  /* Set the destination address of the socket. */
+  bzero((char *) &sa, sizeof(sa));
+  sa.sin_family = AF_INET;
+  sa.sin_addr.s_addr = inet_addr(ip_addr);
+  sa.sin_port = htons(port);
+
+  /* Connect the socket to the remote host. */
+  if(connect(s, (struct sockaddr *)&sa, sizeof(sa)) < 0) {
+    perror("connect failed");
+    exit(1);
+  }
+  socklen_t slen = 576 - 40;
+  if (setsockopt(s, SOL_SOCKET, SO_SNDBUF, &slen, sizeof(slen)) < 0) {
+    perror("setsockopt failed");
+    exit(1);
+  }
+
+  if((fd = open(argv[2], O_RDONLY)) < 0) {
+    perror("Could not open file");
+    exit(1);
+  }
+  
+  
+  {
+    char buf[64000];
+    int len;
+    
+    len = read(fd, &buf[2], sizeof(buf) - 2);
+    if(len == 0) {
+      printf("File successfully sent (%d bytes)\n", total);
+      len = read(s, buf, sizeof(buf));
+      buf[len] = 0;
+      printf("Reply: %s", buf);
+      if(buf[0] != 'o' || buf[1] != 'k') {
+	/* Cut and pasted from core/loader/elfloader.h */
+	printf("ELFLOADER_OK                  0\n"
+	       "ELFLOADER_BAD_ELF_HEADER      1\n"
+	       "ELFLOADER_NO_SYMTAB           2\n"
+	       "ELFLOADER_NO_STRTAB           3\n"
+	       "ELFLOADER_NO_TEXT             4\n"
+	       "ELFLOADER_SYMBOL_NOT_FOUND    5\n"
+	       "ELFLOADER_SEGMENT_NOT_FOUND   6\n"
+	       "ELFLOADER_NO_STARTPOINT       7\n");
+      }
+      exit(0);
+    }
+    total += len;
+
+    buf[0] = len >> 8;
+    buf[1] = len & 0xff;
+    if(write(s, buf, len + 2) == -1) {
+      perror("network send failed");
+      exit(1);
+    }
+    printf("File sent\n");
+    len = read(s, buf, sizeof(buf));
+    buf[len] = 0;
+    printf("%s", buf);
+  }
+  
+  return 0;
+}