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Check return value from krb5_net_read()

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@3834 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Johan Danielsson
1997-11-09 01:18:48 +00:00
parent af364bca96
commit 1d554fe49f
1 changed files with 13 additions and 6 deletions
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19
kadmin/kadmind.c
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@@ -63,10 +63,8 @@ static struct getargs args[] = {
{ "debug", 'd', arg_flag, &debug_flag, { "debug", 'd', arg_flag, &debug_flag,
"enable debugging" "enable debugging"
}, },
{ "debug", 'd', arg_flag, &debug_flag, { "debug-port", 'p', arg_integer,&debug_port,
"port to use with debug", "port" "port to use with debug", "port" },
},
{ "debug-port", 'p', arg_integer,&debug_port },
{ "help", 'h', arg_flag, &help_flag }, { "help", 'h', arg_flag, &help_flag },
{ "version", 'v', arg_flag, &version_flag } { "version", 'v', arg_flag, &version_flag }
}; };
@@ -120,13 +118,22 @@ kadm5_server_recv(krb5_context context, krb5_auth_context ac,
krb5_data in, out; krb5_data in, out;
kadm5_ret_t ret; kadm5_ret_t ret;
if(krb5_net_read(context, fd, buf, 4) != 4) ret = krb5_net_read(context, fd, buf, 4);
if(ret == 0)
exit(1);
if(ret < 0)
krb5_err(context, 1, errno, "krb5_net_read"); krb5_err(context, 1, errno, "krb5_net_read");
if(ret != 4)
krb5_errx(context, 1, "krb5_net_read(4) = %d", ret);
len = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3]; len = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3];
if(len > sizeof(buf)) if(len > sizeof(buf))
return ENOMEM; return ENOMEM;
if(krb5_net_read(context, fd, buf, len) != len) ret = krb5_net_read(context, fd, buf, len);
if(ret < 0)
krb5_err(context, 1, errno, "krb5_net_read"); krb5_err(context, 1, errno, "krb5_net_read");
if(ret != len)
krb5_errx(context, 1, "krb5_net_read(%d) = %d", len, ret);
in.data = buf; in.data = buf;
in.length = len; in.length = len;
ret = krb5_rd_priv(context, ac, &in, &out, NULL); ret = krb5_rd_priv(context, ac, &in, &out, NULL);