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* nis/nss_nisplus/nisplus-service.c (_nss_nisplus_parse_servent):

Browse Source 
* nis/nss_nisplus/nisplus-rpc.c (_nss_nisplus_parse_rpcent):
	Likewise.
This commit is contained in:
Ulrich Drepper 2006-04-15 18:07:00 +00:00
parent 0944b9e1f0
commit 47ad422ffe
2 changed files with 43 additions and 39 deletions
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4
ChangeLog
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@ -1,8 +1,10 @@
2006-04-15 Ulrich Drepper <drepper@redhat.com>
* nis/nss_nisplus/nisplus-publickey.c: Minor cleanups throughout.
* nis/nss_nisplus/nisplus-rpc.c (_nss_nisplus_parse_rpcent):
* nis/nss_nisplus/nisplus-service.c (_nss_nisplus_parse_servent):
Significant cleanups. Correct adjustment for pointer array.
* nis/nss_nisplus/nisplus-rpc.c (_nss_nisplus_parse_rpcent):
Likewise.
* nis/nss_nisplus/nisplus-proto.c (_nss_nisplus_parse_protoent):
Likewise.
* nis/nss_nisplus/nisplus-network.c (_nss_nisplus_parse_netent):

78
nis/nss_nisplus/nisplus-service.c
View File

@ -35,11 +35,12 @@ static nis_result *result;
static nis_name tablename_val;
static u_long tablename_len;
#define NISENTRYVAL(idx,col,res) \
((res)->objects.objects_val[(idx)].EN_data.en_cols.en_cols_val[(col)].ec_value.ec_value_val)
#define NISENTRYVAL(idx, col, res) \
(NIS_RES_OBJECT (res)[idx].EN_data.en_cols.en_cols_val[col].ec_value.ec_value_val)
#define NISENTRYLEN(idx, col, res) \
(NIS_RES_OBJECT (res)[idx].EN_data.en_cols.en_cols_val[col].ec_value.ec_value_len)
#define NISENTRYLEN(idx,col,res) \
((res)->objects.objects_val[(idx)].EN_data.en_cols.en_cols_val[(col)].ec_value.ec_value_len)
static int
_nss_nisplus_parse_servent (nis_result *result, struct servent *serv,
@ -52,10 +53,9 @@ _nss_nisplus_parse_servent (nis_result *result, struct servent *serv,
return 0;
if ((result->status != NIS_SUCCESS && result->status != NIS_S_SUCCESS)
|| __type_of (result->objects.objects_val) != NIS_ENTRY_OBJ
|| strcmp (result->objects.objects_val->EN_data.en_type,
"services_tbl") != 0
|| result->objects.objects_val->EN_data.en_cols.en_cols_len < 4)
|| __type_of (NIS_RES_OBJECT (result)) != NIS_ENTRY_OBJ
|| strcmp (NIS_RES_OBJECT (result)->EN_data.en_type, "services_tbl") != 0
|| NIS_RES_OBJECT (result)->EN_data.en_cols.en_cols_len < 4)
return 0;
if (NISENTRYLEN (0, 0, result) >= room_left)
@ -68,8 +68,9 @@ _nss_nisplus_parse_servent (nis_result *result, struct servent *serv,
NISENTRYLEN (0, 0, result));
first_unused[NISENTRYLEN (0, 0, result)] = '\0';
serv->s_name = first_unused;
room_left -= (strlen (first_unused) +1);
first_unused += strlen (first_unused) +1;
size_t len = strlen (first_unused) + 1;
room_left -= len;
first_unused += len;
if (NISENTRYLEN (0, 2, result) >= room_left)
goto no_more_room;
@ -77,38 +78,43 @@ _nss_nisplus_parse_servent (nis_result *result, struct servent *serv,
NISENTRYLEN (0, 2, result));
first_unused[NISENTRYLEN (0, 2, result)] = '\0';
serv->s_proto = first_unused;
room_left -= strlen (first_unused) + 1;
first_unused += strlen (first_unused) + 1;
len = strlen (first_unused) + 1;
room_left -= len;
first_unused += len;
serv->s_port = htons (atoi (NISENTRYVAL (0, 3, result)));
char *p = first_unused;
char *line = p;
for (unsigned int i = 0; i < result->objects.objects_len; ++i)
/* XXX Rewrite at some point to allocate the array first and then
copy the strings. It wasteful to first concatenate the strings
to just split them again later. */
char *line = first_unused;
for (unsigned int i = 0; i < NIS_RES_NUMOBJ (result); ++i)
{
if (strcmp (NISENTRYVAL (i, 1, result), serv->s_name) != 0)
{
if (NISENTRYLEN (i, 1, result) + 2 > room_left)
goto no_more_room;
*p++ = ' ';
p = __stpncpy (p, NISENTRYVAL (i, 1, result),
NISENTRYLEN (i, 1, result));
*p = '\0';
room_left -= (NISENTRYLEN (i, 1, result) + 1);
*first_unused++ = ' ';
first_unused = __stpncpy (first_unused, NISENTRYVAL (i, 1, result),
NISENTRYLEN (i, 1, result));
room_left -= NISENTRYLEN (i, 1, result) + 1;
}
}
*p++ = '\0';
first_unused = p;
*first_unused++ = '\0';
/* Adjust the pointer so it is aligned for
storing pointers. */
first_unused += __alignof__ (char *) - 1;
first_unused -= ((first_unused - (char *) 0) % __alignof__ (char *));
serv->s_aliases = (char **) first_unused;
if (room_left < sizeof (char *))
size_t adjust = ((__alignof__ (char *)
- (first_unused - (char *) 0) % __alignof__ (char *))
% __alignof__ (char *));
if (room_left < adjust + sizeof (char *))
goto no_more_room;
first_unused += adjust;
room_left -= adjust;
serv->s_aliases = (char **) first_unused;
/* For the terminating NULL pointer. */
room_left -= (sizeof (char *));
serv->s_aliases[0] = NULL;
unsigned int i = 0;
while (*line != '\0')
@ -124,24 +130,20 @@ _nss_nisplus_parse_servent (nis_result *result, struct servent *serv,
goto no_more_room;
room_left -= sizeof (char *);
serv->s_aliases[i] = line;
serv->s_aliases[i++] = line;
while (*line != '\0' && *line != ' ')
++line;
if (*line == ' ')
{
*line = '\0';
++line;
++i;
}
else
serv->s_aliases[i+1] = NULL;
*line++ = '\0';
}
serv->s_aliases[i] = NULL;
return 1;
}
static enum nss_status
_nss_create_tablename (int *errnop)
{
@ -320,10 +322,10 @@ _nss_nisplus_getservbyname_r (const char *name, const char *protocol,
database is correct, we should find it in the first case, too */
if ((result->status != NIS_SUCCESS
&& result->status != NIS_S_SUCCESS)
|| __type_of (result->objects.objects_val) != NIS_ENTRY_OBJ
|| strcmp (result->objects.objects_val->EN_data.en_type,
|| __type_of (NIS_RES_OBJECT (result)) != NIS_ENTRY_OBJ
|| strcmp (NIS_RES_OBJECT (result)->EN_data.en_type,
"services_tbl") != 0
|| result->objects.objects_val->EN_data.en_cols.en_cols_len < 4)
|| NIS_RES_OBJECT (result)->EN_data.en_cols.en_cols_len < 4)
snprintf (buf, sizeof (buf), "[cname=%s,proto=%s],%s", name, protocol,
tablename_val);
else