From 9caf4f1c67e137804f4bca9eb65bd0132424022a Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 15 Jan 2003 10:52:50 +0000 Subject: Update. * nscd/nscd_getpw_r.c (nscd_getpw_r): Consolidate writing of the request with one writev call. Protect all read calls with TEMP_FAILURE_RETRY. * nscd/nscd_getgr_r.c (nscd_getgr_r): Likewise. * nscd/nscd_gethst_r.c (nscd_gethst_r): Likewise. * nscd/hstcache.c: Use extend_alloca to reallocate alloca'd buffer. Protect writev calls with TEMP_FAILURE_RETRY. * nscd/grpcache.c: Likewise. * nscd/pwdcache.c: Likewise. --- nscd/nscd_getpw_r.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) (limited to 'nscd/nscd_getpw_r.c') diff --git a/nscd/nscd_getpw_r.c b/nscd/nscd_getpw_r.c index 06f41efe5e..f4fa75fa6f 100644 --- a/nscd/nscd_getpw_r.c +++ b/nscd/nscd_getpw_r.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1998, 1999 Free Software Foundation, Inc. +/* Copyright (C) 1998, 1999, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Thorsten Kukuk , 1998. @@ -96,6 +96,7 @@ nscd_getpw_r (const char *key, size_t keylen, request_type type, request_header req; pw_response_header pw_resp; ssize_t nbytes; + struct iovec vec[2]; if (sock == -1) { @@ -106,21 +107,21 @@ nscd_getpw_r (const char *key, size_t keylen, request_type type, req.version = NSCD_VERSION; req.type = type; req.key_len = keylen; - nbytes = __write (sock, &req, sizeof (request_header)); - if (nbytes != sizeof (request_header)) - { - __close (sock); - return -1; - } - nbytes = __write (sock, key, keylen); - if (nbytes != keylen) + vec[0].iov_base = &req; + vec[0].iov_len = sizeof (request_header); + vec[1].iov_base = (void *) key; + vec[1].iov_len = keylen; + + nbytes = (size_t) TEMP_FAILURE_RETRY (__writev (sock, vec, 2)); + if (nbytes != sizeof (request_header) + keylen) { __close (sock); return -1; } - nbytes = __read (sock, &pw_resp, sizeof (pw_response_header)); + nbytes = TEMP_FAILURE_RETRY (__read (sock, &pw_resp, + sizeof (pw_response_header))); if (nbytes != sizeof (pw_response_header)) { __close (sock); @@ -168,7 +169,7 @@ nscd_getpw_r (const char *key, size_t keylen, request_type type, /* get pw_pshell */ resultbuf->pw_shell = p; - nbytes = __read (sock, buffer, total); + nbytes = TEMP_FAILURE_RETRY (__read (sock, buffer, total)); __close (sock); -- cgit 1.4.1