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author | Ulrich Drepper <drepper@redhat.com> | 2006-04-15 17:52:52 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2006-04-15 17:52:52 +0000 |
commit | 0944b9e1f09dafaa86d431f4f2497436fd48781b (patch) | |
tree | d8d6e9e7cc64b9334b61780bc4c95a0a57924015 | |
parent | 004c62196365f1d2c71ce4aab53e6b12b04b4414 (diff) | |
download | glibc-0944b9e1f09dafaa86d431f4f2497436fd48781b.zip glibc-0944b9e1f09dafaa86d431f4f2497436fd48781b.tar.gz glibc-0944b9e1f09dafaa86d431f4f2497436fd48781b.tar.bz2 |
* nis/nss_nisplus/nisplus-rpc.c (_nss_nisplus_parse_rpcent):
Significant cleanups. Correct adjustment for pointer array.
Likewise.
-rw-r--r-- | ChangeLog | 4 | ||||
-rw-r--r-- | nis/nss_nisplus/nisplus-proto.c | 5 | ||||
-rw-r--r-- | nis/nss_nisplus/nisplus-rpc.c | 70 |
3 files changed, 43 insertions, 36 deletions
@@ -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): + Significant cleanups. Correct adjustment for pointer array. * nis/nss_nisplus/nisplus-proto.c (_nss_nisplus_parse_protoent): - Significant cleanups. Correct adjustment for pointer array + Likewise. * nis/nss_nisplus/nisplus-network.c (_nss_nisplus_parse_netent): Likewise. * nis/nss_nisplus/nisplus-hosts.c (_nss_nisplus_parse_hostent): diff --git a/nis/nss_nisplus/nisplus-proto.c b/nis/nss_nisplus/nisplus-proto.c index 02d8dbb..0b96153 100644 --- a/nis/nss_nisplus/nisplus-proto.c +++ b/nis/nss_nisplus/nisplus-proto.c @@ -78,8 +78,11 @@ _nss_nisplus_parse_protoent (nis_result *result, struct protoent *proto, proto->p_proto = atoi (NISENTRYVAL (0, 2, result)); + /* 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 (i = 0; i < result->objects.objects_len; ++i) + for (i = 0; i < NIS_RES_NUMOBJ (result); ++i) { if (strcmp (NISENTRYVAL (i, 1, result), proto->p_name) != 0) { diff --git a/nis/nss_nisplus/nisplus-rpc.c b/nis/nss_nisplus/nisplus-rpc.c index f6ab3fb..1c3faa7 100644 --- a/nis/nss_nisplus/nisplus-rpc.c +++ b/nis/nss_nisplus/nisplus-rpc.c @@ -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_rpcent (nis_result *result, struct rpcent *rpc, @@ -48,17 +49,16 @@ _nss_nisplus_parse_rpcent (nis_result *result, struct rpcent *rpc, char *first_unused = buffer; size_t room_left = buflen; unsigned int i; - char *p, *line; + char *line; if (result == NULL) 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[0].EN_data.en_type, - "rpc_tbl") != 0 - || result->objects.objects_val[0].EN_data.en_cols.en_cols_len < 3) + || __type_of (NIS_RES_OBJECT (result)) != NIS_ENTRY_OBJ + || strcmp (NIS_RES_OBJECT (result)[0].EN_data.en_type, "rpc_tbl") != 0 + || NIS_RES_OBJECT (result)[0].EN_data.en_cols.en_cols_len < 3) return 0; if (NISENTRYLEN (0, 0, result) >= room_left) @@ -71,37 +71,43 @@ _nss_nisplus_parse_rpcent (nis_result *result, struct rpcent *rpc, NISENTRYLEN (0, 0, result)); first_unused[NISENTRYLEN (0, 0, result)] = '\0'; rpc->r_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; + rpc->r_number = atoi (NISENTRYVAL (0, 2, result)); - p = first_unused; - line = p; - for (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. */ + line = first_unused; + for (i = 0; i < NIS_RES_NUMOBJ (result); ++i) { if (strcmp (NISENTRYVAL (i, 1, result), rpc->r_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; - 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 *)); - rpc->r_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; + rpc->r_aliases = (char **) first_unused; + + /* For the terminating NULL pointer. */ room_left -= sizeof (char *); - rpc->r_aliases[0] = NULL; i = 0; while (*line != '\0') @@ -117,24 +123,20 @@ _nss_nisplus_parse_rpcent (nis_result *result, struct rpcent *rpc, goto no_more_room; room_left -= sizeof (char *); - rpc->r_aliases[i] = line; + rpc->r_aliases[i++] = line; while (*line != '\0' && *line != ' ') ++line; if (*line == ' ') - { - *line = '\0'; - ++line; - ++i; - } - else - rpc->r_aliases[i+1] = NULL; + *line++ = '\0'; } + rpc->r_aliases[i] = NULL; return 1; } + static enum nss_status _nss_create_tablename (int *errnop) { |