--- a/main.c
+++ b/main.c
@@ -159,7 +159,7 @@ setpeer(argc, argv)
if (!argv[1]) {
printf("usage: %s host-name [port] (Default port is 69/udp)\n", argv[0]);
- return;
+ return 0;
}
host = gethostbyname(argv[1]);
if (host) {
@@ -172,7 +172,7 @@ setpeer(argc, argv)
if (sin.sin_addr.s_addr == -1) {
connected = 0;
printf("%s: unknown host\n", argv[1]);
- return;
+ return 0;
}
strcpy(hostname, argv[1]);
}
@@ -182,7 +182,7 @@ setpeer(argc, argv)
if (port < 0) {
printf("%s: bad port number\n", argv[2]);
connected = 0;
- return;
+ return 0;
}
port = htons(port);
}
@@ -209,7 +209,7 @@ modecmd(argc, argv)
if (argc < 2) {
printf("Using %s mode to transfer files.\n", mode);
- return;
+ return 0;
}
if (argc == 2) {
for (p = modes; p->m_name; p++)
@@ -217,7 +217,7 @@ modecmd(argc, argv)
break;
if (p->m_name) {
setmode(p->m_mode);
- return;
+ return 0;
}
printf("%s: unknown mode\n", argv[1]);
/* drop through and print usage message */
@@ -231,7 +231,7 @@ modecmd(argc, argv)
sep = " | ";
}
printf(" ]\n");
- return;
+ return 0;
}
setbinary(argc, argv)
@@ -265,31 +265,32 @@ put(argc, argv)
if (argc < 3) {
putusage(argv[0]);
- return;
+ return 0;
}
linkpass = argv[2];
if (!connected) {
fprintf(stderr,"No target machine specified.\n");
- return;
+ return 0;
}
cp = argv[1];
fd = open(cp, O_RDONLY);
if (fd < 0) {
fprintf(stderr, "tftp: "); perror(cp);
- return;
+ return 0;
}
if (verbose)
printf("putting %s to %s:%s [%s] AUTH %s\n",
cp, hostname, cp, mode, linkpass);
sin.sin_port = port;
sendfile(fd, cp, mode, linkpass);
- return;
+ return 0;
}
putusage(s)
char *s;
{
printf("usage: %s file [linksys pass] (you must be connected)\n", s);
+ return 0;
}
/*
@@ -304,18 +305,18 @@ get(argc, argv)
if (argc < 3) {
getusage(argv[0]);
- return;
+ return 0;
}
linkpass = argv[2];
if (!connected) {
fprintf(stderr,"No target machine specified.\n");
- return;
+ return 0;
}
cp = argv[1];
fd = creat(cp, 0644);
if (fd < 0) {
fprintf(stderr, "tftp: "); perror(cp);
- return;
+ return 0;
}
if (verbose)
printf("getting from %s:%s to %s [%s] AUTH %s\n",
@@ -323,7 +324,7 @@ get(argc, argv)
sin.sin_port = port;
recvfile(fd, cp, mode, linkpass);
- return;
+ return 0;
}
getusage(s)
@@ -349,7 +350,7 @@ setrexmt(argc, argv)
}
if (argc != 2) {
printf("usage: %s value\n", argv[0]);
- return;
+ return 0;
}
t = atoi(argv[1]);
if (t < 0)
@@ -375,7 +376,7 @@ settimeout(argc, argv)
}
if (argc != 2) {
printf("usage: %s value\n", argv[0]);
- return;
+ return 0;
}
t = atoi(argv[1]);
if (t < 0)
@@ -450,7 +451,7 @@ getcmd(name)
longest = 0;
nmatches = 0;
found = 0;
- if(!name) return;
+ if(!name) return 0;
for (c = cmdtab; p = c->name; c++) {
for (q = name; *q == *p++; q++)
if (*q == 0) /* exact match? */
@@ -513,7 +514,7 @@ help(argc, argv)
printf("Commands may be abbreviated. Commands are:\n\n");
for (c = cmdtab; c->name; c++)
printf("%-*s\t%s\n", HELPINDENT, c->name, c->help);
- return;
+ return 0;
}
while (--argc > 0) {
register char *arg;
@@ -557,7 +558,7 @@ setblocksize(argc, argv)
}
if (argc != 2) {
printf("usage: %s value\n", argv[0]);
- return;
+ return 0;
}
t = atoi(argv[1]);
if (t < 8 || t > 1432)
@@ -570,5 +571,5 @@ banner() {
printf("Mike Lynn\tabaddon [at] 802.11ninja.net\n");
printf("Linksys TFTP Client for *BSD/Linux\tThe Firmware gets sexier\n");
printf("Modified Berkeley TFTP client Release: %s\n\n",svers);
- return;
+ return 0;
}
--- a/tftpsubs.c
+++ b/tftpsubs.c
@@ -116,7 +116,7 @@ read_ahead(file, convert)
b = &bfs[nextone]; /* look at "next" buffer */
if (b->counter != BF_FREE) /* nop if not free */
- return;
+ return 0;
nextone = !nextone; /* "incr" next buffer ptr */
dp = (struct tftphdr *)b->buf;
@@ -131,7 +131,7 @@ read_ahead(file, convert)
b->counter += i;
} while (i != 0 && !(i < 0 && errno != EINTR) &&
b->counter < segsize);
- return;
+ return 0;
}
p = dp->th_data;
