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* nscd/connections.c (serv2db): Change type into structure which

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also says whether this is a request for data.  Renamed to
	servinfo.  All users changed.
	(handle_request): Much simpler test whether we should search the cache.
This commit is contained in:
Ulrich Drepper 2007-01-15 22:31:14 +00:00
parent 49ee6d7965
commit 9691d83c53
2 changed files with 34 additions and 26 deletions
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5
ChangeLog
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@ -1,5 +1,10 @@
2007-01-15 Ulrich Drepper <drepper@redhat.com> 2007-01-15 Ulrich Drepper <drepper@redhat.com>
* nscd/connections.c (serv2db): Change type into structure which
also says whether this is a request for data. Renamed to
servinfo. All users changed.
(handle_request): Much simpler test whether we should search the cache.
* nscd/connections.c (handle_request): Fix thinko in selinux test * nscd/connections.c (handle_request): Fix thinko in selinux test
invocation. invocation.

55
nscd/connections.c
View File

@ -181,24 +181,31 @@ struct database_dyn dbs[lastdb] =
/* Mapping of request type to database. */ /* Mapping of request type to database. */
static struct database_dyn *const serv2db[LASTREQ] = static struct
{ {
[GETPWBYNAME] = &dbs[pwddb], bool data_request;
[GETPWBYUID] = &dbs[pwddb], struct database_dyn *db;
[GETGRBYNAME] = &dbs[grpdb], } const servinfo[LASTREQ] =
[GETGRBYGID] = &dbs[grpdb], {
[GETHOSTBYNAME] = &dbs[hstdb], [GETPWBYNAME] = { true, &dbs[pwddb] },
[GETHOSTBYNAMEv6] = &dbs[hstdb], [GETPWBYUID] = { true, &dbs[pwddb] },
[GETHOSTBYADDR] = &dbs[hstdb], [GETGRBYNAME] = { true, &dbs[grpdb] },
[GETHOSTBYADDRv6] = &dbs[hstdb], [GETGRBYGID] = { true, &dbs[grpdb] },
[GETFDPW] = &dbs[pwddb], [GETHOSTBYNAME] = { true, &dbs[hstdb] },
[GETFDGR] = &dbs[grpdb], [GETHOSTBYNAMEv6] = { true, &dbs[hstdb] },
[GETFDHST] = &dbs[hstdb], [GETHOSTBYADDR] = { true, &dbs[hstdb] },
[GETAI] = &dbs[hstdb], [GETHOSTBYADDRv6] = { true, &dbs[hstdb] },
[INITGROUPS] = &dbs[grpdb], [SHUTDOWN] = { false, NULL },
[GETSERVBYNAME] = &dbs[servdb], [GETSTAT] = { false, NULL },
[GETSERVBYPORT] = &dbs[servdb], [SHUTDOWN] = { false, NULL },
[GETFDSERV] = &dbs[servdb] [GETFDPW] = { false, &dbs[pwddb] },
[GETFDGR] = { false, &dbs[grpdb] },
[GETFDHST] = { false, &dbs[hstdb] },
[GETAI] = { true, &dbs[hstdb] },
[INITGROUPS] = { true, &dbs[grpdb] },
[GETSERVBYNAME] = { true, &dbs[servdb] },
[GETSERVBYPORT] = { true, &dbs[servdb] },
[GETFDSERV] = { false, &dbs[servdb] }
}; };
@ -385,7 +392,7 @@ verify_persistent_db (void *mem, struct database_pers_head *readhead, int dbnr)
/* Make sure the record is for this type of service. */ /* Make sure the record is for this type of service. */
if (here->type >= LASTREQ if (here->type >= LASTREQ
|| serv2db[here->type] != &dbs[dbnr]) || servinfo[here->type].db != &dbs[dbnr])
goto fail; goto fail;
/* Validate boolean field value. */ /* Validate boolean field value. */
@ -942,14 +949,10 @@ cannot handle old request version %d; current version is %d"),
&& nscd_request_avc_has_perm (fd, req->type) != 0) && nscd_request_avc_has_perm (fd, req->type) != 0)
return; return;
struct database_dyn *db = serv2db[req->type]; struct database_dyn *db = servinfo[req->type].db;
// XXX Clean up so that each new command need not introduce a /* See whether we can service the request from the cache. */
// XXX new conditional. if (__builtin_expect (servinfo[req->type].data_request, true))
if ((__builtin_expect (req->type, GETPWBYNAME) >= GETPWBYNAME
&& __builtin_expect (req->type, GETHOSTBYADDRv6) <= GETHOSTBYADDRv6)
|| req->type == GETAI || req->type == INITGROUPS
|| req->type == GETSERVBYNAME || req->type == GETSERVBYPORT)
{ {
if (__builtin_expect (debug_level, 0) > 0) if (__builtin_expect (debug_level, 0) > 0)
{ {
@ -1148,7 +1151,7 @@ cannot handle old request version %d; current version is %d"),
case GETFDHST: case GETFDHST:
case GETFDSERV: case GETFDSERV:
#ifdef SCM_RIGHTS #ifdef SCM_RIGHTS
send_ro_fd (serv2db[req->type], key, fd); send_ro_fd (servinfo[req->type].db, key, fd);
#endif #endif
break; break;