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authorUlrich Drepper <drepper@redhat.com>2003-01-18 10:12:37 +0000
committerUlrich Drepper <drepper@redhat.com>2003-01-18 10:12:37 +0000
commit039c1b75276118560dae730b033261a1ae8df7fa (patch)
tree60a177af1f3c1ab6f8f79a6f0c89952eaa72a7b6 /inet/rexec.c
parente76afb7be1dbbd9337901dee42569c495ffa32ba (diff)
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Update.
2003-01-18 Ulrich Drepper <drepper@redhat.com> * inet/rexec.c (rexec_af): Protect socket operations with TEMP_FAILURE_RETRY. Use writev instead of multiple write. * inet/rcmd.c (rcmd_af): Likewise.
Diffstat (limited to 'inet/rexec.c')
-rw-r--r--inet/rexec.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/inet/rexec.c b/inet/rexec.c
index c6b432a..3c14836 100644
--- a/inet/rexec.c
+++ b/inet/rexec.c
@@ -43,6 +43,7 @@ static char sccsid[] = "@(#)rexec.c 8.1 (Berkeley) 6/4/93";
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
+#include <sys/uio.h>
int rexecoptions;
libc_freeres_ptr (static char *ahostbuf);
@@ -136,7 +137,8 @@ retry:
(void) sprintf(num, "%u", port);
(void) __write(s, num, strlen(num)+1);
{ int len = sizeof (from);
- s3 = accept(s2, (struct sockaddr *)&from, &len);
+ s3 = TEMP_FAILURE_RETRY (accept(s2, (struct sockaddr *)&from,
+ &len));
__close(s2);
if (s3 < 0) {
perror("accept");
@@ -146,10 +148,15 @@ retry:
}
*fd2p = s3;
}
- (void) __write(s, name, strlen(name) + 1);
- /* should public key encypt the password here */
- (void) __write(s, pass, strlen(pass) + 1);
- (void) __write(s, cmd, strlen(cmd) + 1);
+
+ struct iovec iov[3] =
+ {
+ [0] = { .iov_base = (void *) name, .iov_len = strlen (name) + 1 },
+ /* should public key encypt the password here */
+ [1] = { .iov_base = (void *) pass, .iov_len = strlen (pass) + 1 },
+ [2] = { .iov_base = (void *) cmd, .iov_len = strlen (cmd) + 1 }
+ };
+ (void) TEMP_FAILURE_RETRY (__writev (s, iov, 3));
/* We don't need the memory allocated for the name and the password
in ruserpass anymore. */