summaryrefslogtreecommitdiff
path: root/nis/nss_nis/nis-service.c
diff options
context:
space:
mode:
Diffstat (limited to 'nis/nss_nis/nis-service.c')
-rw-r--r--nis/nss_nis/nis-service.c106
1 files changed, 48 insertions, 58 deletions
diff --git a/nis/nss_nis/nis-service.c b/nis/nss_nis/nis-service.c
index 1e879d04e3..40772ae743 100644
--- a/nis/nss_nis/nis-service.c
+++ b/nis/nss_nis/nis-service.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2004, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Thorsten Kukuk <kukuk@suse.de>, 1996.
@@ -27,6 +27,7 @@
#include <rpcsvc/ypclnt.h>
#include "nss-nis.h"
+#include <libnsl.h>
/* Get the declaration of the parser function. */
@@ -98,29 +99,26 @@ dosearch (int instatus, char *inkey, int inkeylen, char *inval,
{
struct search_t *req = (struct search_t *) indata;
- if (instatus != YP_TRUE)
+ if (__builtin_expect (instatus != YP_TRUE, 0))
return 1;
if (inkey && inkeylen > 0 && inval && invallen > 0)
{
- struct parser_data *pdata = (void *) req->buffer;
- int parse_res;
- char *p;
-
- if ((size_t) (invallen + 1) > req->buflen)
+ if (__builtin_expect ((size_t) (invallen + 1) > req->buflen, 0))
{
*req->errnop = ERANGE;
req->status = NSS_STATUS_TRYAGAIN;
return 1;
}
- p = strncpy (req->buffer, inval, invallen);
+ char *p = strncpy (req->buffer, inval, invallen);
req->buffer[invallen] = '\0';
while (isspace (*p))
++p;
- parse_res = _nss_files_parse_servent (p, req->serv, pdata, req->buflen,
- req->errnop);
+ int parse_res = _nss_files_parse_servent (p, req->serv,
+ (void *) req->buffer,
+ req->buflen, req->errnop);
if (parse_res == -1)
{
req->status = NSS_STATUS_TRYAGAIN;
@@ -237,7 +235,7 @@ internal_nis_getservent_r (struct servent *serv, char *buffer,
++p;
parse_res = _nss_files_parse_servent (p, serv, pdata, buflen, errnop);
- if (parse_res == -1)
+ if (__builtin_expect (parse_res == -1, 0))
return NSS_STATUS_TRYAGAIN;
data->next = data->next->next;
}
@@ -266,60 +264,56 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
struct servent *serv, char *buffer, size_t buflen,
int *errnop)
{
- enum nss_status status;
- char *domain;
-
if (name == NULL)
{
*errnop = EINVAL;
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;
/* If the protocol is given, we could try if our NIS server knows
about services.byservicename map. If yes, we only need one query. */
- char key[strlen (name) + (protocol ? strlen (protocol) : 0) + 2];
- char *cp, *result;
- size_t keylen, len;
- int int_len;
+ size_t keylen = strlen (name) + 1 + (protocol ? strlen (protocol) : 0);
+ char key[keylen + 1];
/* key is: "name/proto" */
- cp = stpcpy (key, name);
- if (protocol)
+ char *cp = stpcpy (key, name);
+ if (protocol != NULL)
{
*cp++ = '/';
strcpy (cp, protocol);
}
- keylen = strlen (key);
- status = yperr2nss (yp_match (domain, "services.byservicename", key,
- keylen, &result, &int_len));
- len = int_len;
+
+ char *result;
+ int int_len;
+ enum nss_status status = yperr2nss (yp_match (domain,
+ "services.byservicename", key,
+ keylen, &result, &int_len));
+ size_t len = int_len;
/* If we found the key, it's ok and parse the result. If not,
fall through and parse the complete table. */
- if (status == NSS_STATUS_SUCCESS)
+ if (__builtin_expect (status == NSS_STATUS_SUCCESS, 1))
{
- struct parser_data *pdata = (void *) buffer;
- int parse_res;
- char *p;
-
- if ((size_t) (len + 1) > buflen)
+ if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
{
free (result);
*errnop = ERANGE;
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_servent (p, serv, pdata,
- buflen, errnop);
- if (parse_res < 0)
+
+ int parse_res = _nss_files_parse_servent (p, serv, (void *) buffer,
+ buflen, errnop);
+ if (__builtin_expect (parse_res < 0, 0))
{
if (parse_res == -1)
return NSS_STATUS_TRYAGAIN;
@@ -331,7 +325,7 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
}
/* Check if it is safe to rely on services.byservicename. */
- if (_nis_default_nss () & NSS_FLAG_SERVICES_AUTHORITATIVE)
+ if (_nsl_default_nss () & NSS_FLAG_SERVICES_AUTHORITATIVE)
return status;
struct ypall_callback ypcb;
@@ -360,10 +354,8 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
struct servent *serv, char *buffer,
size_t buflen, int *errnop)
{
- enum nss_status status;
char *domain;
-
- if (yp_get_default_domain (&domain))
+ if (__builtin_expect (yp_get_default_domain (&domain), 0))
return NSS_STATUS_UNAVAIL;
/* If the protocol is given, we only need one query.
@@ -372,48 +364,45 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
const char *proto = protocol != NULL ? protocol : "tcp";
do
{
+ /* key is: "port/proto" */
char key[sizeof (int) * 3 + strlen (proto) + 2];
+ size_t keylen = snprintf (key, sizeof (key), "%d/%s", ntohs (port),
+ proto);
+
char *result;
- size_t keylen, len;
int int_len;
-
- /* key is: "port/proto" */
- keylen = snprintf (key, sizeof (key), "%d/%s", ntohs (port), proto);
- status = yperr2nss (yp_match (domain, "services.byname", key,
- keylen, &result, &int_len));
- len = int_len;
+ enum nss_status status = yperr2nss (yp_match (domain, "services.byname",
+ key, keylen, &result,
+ &int_len));
+ size_t len = int_len;
/* If we found the key, it's ok and parse the result. If not,
fall through and parse the complete table. */
if (status == NSS_STATUS_SUCCESS)
{
- struct parser_data *pdata = (void *) buffer;
- int parse_res;
- char *p;
-
- if ((size_t) (len + 1) > buflen)
+ if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
{
free (result);
*errnop = ERANGE;
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_servent (p, serv, pdata,
- buflen, errnop);
- if (parse_res < 0)
+ int parse_res = _nss_files_parse_servent (p, serv, (void *) buffer,
+ buflen, errnop);
+ if (__builtin_expect (parse_res < 0, 0))
{
if (parse_res == -1)
return NSS_STATUS_TRYAGAIN;
else
return NSS_STATUS_NOTFOUND;
}
- else
- return NSS_STATUS_SUCCESS;
+
+ return NSS_STATUS_SUCCESS;
}
}
while (protocol == NULL && (proto[0] == 't' ? (proto = "udp") : NULL));
@@ -434,7 +423,8 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
req.buflen = buflen;
req.errnop = errnop;
req.status = NSS_STATUS_NOTFOUND;
- status = yperr2nss (yp_all (domain, "services.byname", &ypcb));
+ enum nss_status status = yperr2nss (yp_all (domain, "services.byname",
+ &ypcb));
if (status != NSS_STATUS_SUCCESS)
return status;
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-30 18:20:12 +0000