summaryrefslogtreecommitdiff
path: root/nis/nss_nis/nis-network.c
diff options
context:
space:
mode:
Diffstat (limited to 'nis/nss_nis/nis-network.c')
-rw-r--r--nis/nss_nis/nis-network.c115
1 files changed, 56 insertions, 59 deletions
diff --git a/nis/nss_nis/nis-network.c b/nis/nss_nis/nis-network.c
index ed8439c814..9b02302e0b 100644
--- a/nis/nss_nis/nis-network.c
+++ b/nis/nss_nis/nis-network.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2003, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1996.
@@ -73,28 +73,32 @@ internal_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
int *errnop, int *herrnop)
{
struct parser_data *data = (void *) buffer;
- char *domain, *result, *outkey;
- int len, keylen, parse_res;
- if (yp_get_default_domain (&domain))
+ char *domain;
+ if (__builtin_expect (yp_get_default_domain (&domain), 0))
return NSS_STATUS_UNAVAIL;
/* Get the next entry until we found a correct one. */
+ int parse_res;
do
{
- enum nss_status retval;
- char *p;
+ char *result;
+ char *outkey;
+ int len;
+ int keylen;
+ int yperr;
if (new_start)
- retval = yperr2nss (yp_first (domain, "networks.byname",
- &outkey, &keylen, &result, &len));
+ yperr = yp_first (domain, "networks.byname", &outkey, &keylen, &result,
+ &len);
else
- retval = yperr2nss ( yp_next (domain, "networks.byname",
- oldkey, oldkeylen,
- &outkey, &keylen, &result, &len));
+ yperr = yp_next (domain, "networks.byname", oldkey, oldkeylen, &outkey,
+ &keylen, &result, &len);
- if (retval != NSS_STATUS_SUCCESS)
+ if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
{
+ enum nss_status retval = yperr2nss (yperr);
+
if (retval == NSS_STATUS_TRYAGAIN)
{
*herrnop = NETDB_INTERNAL;
@@ -103,7 +107,7 @@ internal_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
return retval;
}
- if ((size_t) (len + 1) > buflen)
+ if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
{
free (result);
*errnop = ERANGE;
@@ -111,14 +115,14 @@ internal_nis_getnetent_r (struct netent *net, char *buffer, size_t buflen,
return NSS_STATUS_TRYAGAIN;
}
- p = strncpy (buffer, result, len);
+ char *p = strncpy (buffer, result, len);
buffer[len] = '\0';
while (isspace (*p))
++p;
free (result);
parse_res = _nss_files_parse_netent (p, net, data, buflen, errnop);
- if (parse_res == -1)
+ if (__builtin_expect (parse_res == -1, 0))
{
free (outkey);
*herrnop = NETDB_INTERNAL;
@@ -155,11 +159,6 @@ enum nss_status
_nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
size_t buflen, int *errnop, int *herrnop)
{
- enum nss_status retval;
- struct parser_data *data = (void *) buffer;
- char *domain, *result, *p;
- int len, parse_res;
-
if (name == NULL)
{
*errnop = EINVAL;
@@ -167,33 +166,36 @@ _nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
return NSS_STATUS_UNAVAIL;
}
- if (yp_get_default_domain (&domain))
+ char *domain;
+ if (__builtin_expect (yp_get_default_domain (&domain), 0))
return NSS_STATUS_UNAVAIL;
+ struct parser_data *data = (void *) buffer;
if (buflen < sizeof *data + 1)
{
*herrnop = NETDB_INTERNAL;
*errnop = ERANGE;
return NSS_STATUS_TRYAGAIN;
}
- else
- {
- /* Convert name to lowercase. */
- size_t namlen = strlen (name);
- char name2[namlen + 1];
- size_t i;
- for (i = 0; i < namlen; ++i)
- name2[i] = _tolower (name[i]);
- name2[i] = '\0';
+ /* Convert name to lowercase. */
+ size_t namlen = strlen (name);
+ char name2[namlen + 1];
+ size_t i;
- retval = yperr2nss (yp_match (domain, "networks.byname", name2,
- namlen, &result, &len));
- }
+ for (i = 0; i < namlen; ++i)
+ name2[i] = _tolower (name[i]);
+ name2[i] = '\0';
+ char *result;
+ int len;
+ int yperr = yp_match (domain, "networks.byname", name2, namlen, &result,
+ &len);
- if (retval != NSS_STATUS_SUCCESS)
+ if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
{
+ enum nss_status retval = yperr2nss (yperr);
+
if (retval == NSS_STATUS_TRYAGAIN)
{
*errnop = errno;
@@ -202,7 +204,7 @@ _nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
return retval;
}
- if ((size_t) (len + 1) > buflen)
+ if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
{
free (result);
*errnop = ERANGE;
@@ -210,15 +212,15 @@ _nss_nis_getnetbyname_r (const char *name, struct netent *net, char *buffer,
return NSS_STATUS_TRYAGAIN;
}
- p = strncpy (buffer, result, len);
+ char *p = strncpy (buffer, result, len);
buffer[len] = '\0';
while (isspace (*p))
++p;
free (result);
- parse_res = _nss_files_parse_netent (p, net, data, buflen, errnop);
+ int parse_res = _nss_files_parse_netent (p, net, data, buflen, errnop);
- if (parse_res < 1)
+ if (__builtin_expect (parse_res < 1, 0))
{
*herrnop = NETDB_INTERNAL;
if (parse_res == -1)
@@ -235,32 +237,26 @@ _nss_nis_getnetbyaddr_r (uint32_t addr, int type, struct netent *net,
char *buffer, size_t buflen, int *errnop,
int *herrnop)
{
- struct parser_data *data = (void *) buffer;
char *domain;
- char *result;
- int len;
- char buf[256];
- int blen;
- struct in_addr in;
- char *p;
-
- if (yp_get_default_domain (&domain))
+ if (__builtin_expect (yp_get_default_domain (&domain), 0))
return NSS_STATUS_UNAVAIL;
- in = inet_makeaddr (addr, 0);
- strcpy (buf, inet_ntoa (in));
- blen = strlen (buf);
+ struct in_addr in = inet_makeaddr (addr, 0);
+ char *buf = inet_ntoa (in);
+ size_t blen = strlen (buf);
while (1)
{
- enum nss_status retval;
- int parse_res;
+ char *result;
+ int len;
- retval = yperr2nss (yp_match (domain, "networks.byaddr", buf,
- strlen (buf), &result, &len));
+ int yperr = yp_match (domain, "networks.byaddr", buf, blen, &result,
+ &len);
- if (retval != NSS_STATUS_SUCCESS)
+ if (__builtin_expect (yperr != YPERR_SUCCESS, 0))
{
+ enum nss_status retval = yperr2nss (yperr);
+
if (retval == NSS_STATUS_NOTFOUND)
{
if (buf[blen - 2] == '.' && buf[blen - 1] == '0')
@@ -282,7 +278,7 @@ _nss_nis_getnetbyaddr_r (uint32_t addr, int type, struct netent *net,
}
}
- if ((size_t) (len + 1) > buflen)
+ if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
{
free (result);
*errnop = ERANGE;
@@ -290,15 +286,16 @@ _nss_nis_getnetbyaddr_r (uint32_t addr, int type, struct netent *net,
return NSS_STATUS_TRYAGAIN;
}
- p = strncpy (buffer, result, len);
+ char *p = strncpy (buffer, result, len);
buffer[len] = '\0';
while (isspace (*p))
++p;
free (result);
- parse_res = _nss_files_parse_netent (p, net, data, buflen, errnop);
+ int parse_res = _nss_files_parse_netent (p, net, (void *) buffer,
+ buflen, errnop);
- if (parse_res < 1)
+ if (__builtin_expect (parse_res < 1, 0))
{
*herrnop = NETDB_INTERNAL;
if (parse_res == -1)
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-30 10:38:32 +0000