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careful not to thrust h_length from gethostby{name,addr}

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1056 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1996-11-19 21:56:12 +00:00
parent 42ba7456be
commit 99f492acf0
8 changed files with 26 additions and 30 deletions
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13
appl/ftp/ftp/ftp.c
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@@ -60,7 +60,7 @@ hookup(char *host, int port)
int s, len, tos;
static char hostnamebuf[80];
memset((char *)&hisctladdr, 0, sizeof (hisctladdr));
memset(&hisctladdr, 0, sizeof (hisctladdr));
hisctladdr.sin_addr.s_addr = inet_addr(host);
if (hisctladdr.sin_addr.s_addr != INADDR_NONE) {
hisctladdr.sin_family = AF_INET;
@@ -73,9 +73,9 @@ hookup(char *host, int port)
return ((char *) 0);
}
hisctladdr.sin_family = hp->h_addrtype;
memmove((caddr_t)&hisctladdr.sin_addr,
hp->h_addr_list[0], hp->h_length);
memcpy(&hisctladdr.sin_addr, hp->h_addr, hp->h_length);
memmove(&hisctladdr.sin_addr,
hp->h_addr_list[0],
sizeof(hisctladdr.sin_addr));
strncpy(hostnamebuf, hp->h_name, sizeof(hostnamebuf));
}
hostname = hostnamebuf;
@@ -95,8 +95,9 @@ hookup(char *host, int port)
errno = oerrno;
warn("connect to address %s", ia);
hp->h_addr_list++;
memmove((caddr_t)&hisctladdr.sin_addr,
hp->h_addr_list[0], hp->h_length);
memmove(&hisctladdr.sin_addr,
hp->h_addr_list[0],
sizeof(hisctladdr.sin_addr));
fprintf(stdout, "Trying %s...\n",
inet_ntoa(hisctladdr.sin_addr));
close(s);