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GirgiasGirgias
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ext/dba: Use zend_string for resource key instead of char*
At multiple time we would be creating a zend_string anyway
1 parent 50d515b commit 41217bb

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+27
-28
lines changed

1 file changed

+27
-28
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‎ext/dba/dba.c‎

Lines changed: 27 additions & 28 deletions
Original file line numberDiff line numberDiff line change
@@ -569,36 +569,33 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
569569
RETURN_THROWS();
570570
}
571571

572-
char *resource_key;
573-
size_t resource_key_len = spprintf(&resource_key, 0,
572+
zend_string *resource_key = zend_strpprintf(0,
574573
"dba_%d_%s_%s_%s", persistent, ZSTR_VAL(path), ZSTR_VAL(mode), handler_str ? ZSTR_VAL(handler_str) : ""
575574
);
576575

577576
if (persistent) {
578577
zend_resource *le;
579578

580579
/* try to find if we already have this link in our persistent list */
581-
if ((le = zend_hash_str_find_ptr(&EG(persistent_list), resource_key, resource_key_len)) != NULL) {
580+
if ((le = zend_hash_find_ptr(&EG(persistent_list), resource_key)) != NULL) {
582581
if (le->type != le_pdb) {
583582
// TODO This should never happen
584-
efree(resource_key);
583+
zend_string_release_ex(resource_key, /* persistent */ false);
585584
RETURN_FALSE;
586585
}
587586

588587
object_init_ex(return_value, dba_connection_ce);
589588
dba_connection *connection = Z_DBA_CONNECTION_P(return_value);
590589
connection->info = (dba_info *)le->ptr;
591-
connection->hash = zend_string_init(resource_key, resource_key_len, persistent);
592-
if (persistent) {
593-
GC_MAKE_PERSISTENT_LOCAL(connection->hash);
594-
}
590+
connection->hash = zend_string_dup(resource_key, /* persistent */ true);
591+
GC_MAKE_PERSISTENT_LOCAL(connection->hash);
595592

596593
if (zend_hash_exists(&DBA_G(connections), connection->hash)) {
597594
zend_hash_del(&DBA_G(connections), connection->hash);
598595
}
599596

600597
zend_hash_add_new(&DBA_G(connections), connection->hash, return_value);
601-
efree(resource_key);
598+
zend_string_release_ex(resource_key, /* persistent */ false);
602599
return;
603600
}
604601
}
@@ -607,7 +604,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
607604
hptr = DBA_G(default_hptr);
608605
if (!hptr) {
609606
php_error_docref(NULL, E_WARNING, "No default handler selected");
610-
efree(resource_key);
607+
zend_string_release_ex(resource_key, /* persistent */ false);
611608
RETURN_FALSE;
612609
}
613610
ZEND_ASSERT(hptr->name);
@@ -617,7 +614,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
617614

618615
if (!hptr->name) {
619616
php_error_docref(NULL, E_WARNING, "Handler \"%s\" is not available", ZSTR_VAL(handler_str));
620-
efree(resource_key);
617+
zend_string_release_ex(resource_key, /* persistent */ false);
621618
RETURN_FALSE;
622619
}
623620
}
@@ -641,13 +638,13 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
641638

642639
if (ZSTR_LEN(mode) > 3) {
643640
zend_argument_value_error(2, "must be at most 3 characters");
644-
efree(resource_key);
641+
zend_string_release_ex(resource_key, /* persistent */ false);
645642
RETURN_THROWS();
646643
}
647644
if (ZSTR_LEN(mode) == 3) {
648645
if (ZSTR_VAL(mode)[2] != 't') {
649646
zend_argument_value_error(2, "third character must be \"t\"");
650-
efree(resource_key);
647+
zend_string_release_ex(resource_key, /* persistent */ false);
651648
RETURN_THROWS();
652649
}
653650
is_test_lock = true;
@@ -660,7 +657,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
660657
case '-':
661658
if ((hptr->flags & DBA_LOCK_ALL) == 0) {
662659
php_error_docref(NULL, E_WARNING, "Locking cannot be disabled for handler %s", hptr->name);
663-
efree(resource_key);
660+
zend_string_release_ex(resource_key, /* persistent */ false);
664661
RETURN_FALSE;
665662
}
666663
is_lock_ignored = true;
@@ -682,7 +679,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
682679
break;
683680
default:
684681
zend_argument_value_error(2, "second character must be one of \"d\", \"l\", \"-\", or \"t\"");
685-
efree(resource_key);
682+
zend_string_release_ex(resource_key, /* persistent */ false);
686683
RETURN_THROWS();
687684
}
688685
} else {
@@ -751,7 +748,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
751748
break;
752749
default:
753750
zend_argument_value_error(2, "first character must be one of \"r\", \"w\", \"c\", or \"n\"");
754-
efree(resource_key);
751+
zend_string_release_ex(resource_key, /* persistent */ false);
755752
RETURN_THROWS();
756753
}
757754
if (!lock_file_mode) {
@@ -760,17 +757,17 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
760757
if (is_test_lock) {
761758
if (is_lock_ignored) {
762759
zend_argument_value_error(2, "cannot combine mode \"-\" (no lock) and \"t\" (test lock)");
763-
efree(resource_key);
760+
zend_string_release_ex(resource_key, /* persistent */ false);
764761
RETURN_THROWS();
765762
}
766763
if (!lock_mode) {
767764
if ((hptr->flags & DBA_LOCK_ALL) == 0) {
768765
php_error_docref(NULL, E_WARNING, "Handler %s uses its own locking which doesn't support mode modifier t (test lock)", hptr->name);
769-
efree(resource_key);
766+
zend_string_release_ex(resource_key, /* persistent */ false);
770767
RETURN_FALSE;
771768
} else {
772769
php_error_docref(NULL, E_WARNING, "Handler %s doesn't uses locking for this mode which makes modifier t (test lock) obsolete", hptr->name);
773-
efree(resource_key);
770+
zend_string_release_ex(resource_key, /* persistent */ false);
774771
RETURN_FALSE;
775772
}
776773
} else {
@@ -780,7 +777,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
780777

781778
zval *connection_zval;
782779
dba_connection *connection;
783-
if ((connection_zval = zend_hash_str_find(&DBA_G(connections), resource_key, resource_key_len)) == NULL) {
780+
if ((connection_zval = zend_hash_find(&DBA_G(connections), resource_key)) == NULL) {
784781
object_init_ex(return_value, dba_connection_ce);
785782
connection = Z_DBA_CONNECTION_P(return_value);
786783

@@ -792,9 +789,11 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
792789
connection->info->driver_flags = driver_flags;
793790
connection->info->flags = (hptr->flags & ~DBA_LOCK_ALL) | (lock_flag & DBA_LOCK_ALL) | (persistent ? DBA_PERSISTENT : 0);
794791
connection->info->lock.mode = lock_mode;
795-
connection->hash = zend_string_init(resource_key, resource_key_len, persistent);
796792
if (persistent) {
793+
connection->hash = zend_string_dup(resource_key, /* persistent */ true);
797794
GC_MAKE_PERSISTENT_LOCAL(connection->hash);
795+
} else {
796+
connection->hash = zend_string_copy(resource_key);
798797
}
799798
} else {
800799
ZVAL_COPY(return_value, connection_zval);
@@ -860,7 +859,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
860859
}
861860
if (!connection->info->lock.fp) {
862861
/* stream operation already wrote an error message */
863-
efree(resource_key);
862+
zend_string_release_ex(resource_key, /* persistent */ false);
864863
zval_ptr_dtor(return_value);
865864
RETURN_FALSE;
866865
}
@@ -881,7 +880,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
881880
}
882881
if (!connection->info->fp) {
883882
/* stream operation already wrote an error message */
884-
efree(resource_key);
883+
zend_string_release_ex(resource_key, /* persistent */ false);
885884
zval_ptr_dtor(return_value);
886885
RETURN_FALSE;
887886
}
@@ -891,7 +890,7 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
891890
*/
892891
if (SUCCESS != php_stream_cast(connection->info->fp, PHP_STREAM_AS_FD, (void*)&connection->info->fd, 1)) {
893892
php_error_docref(NULL, E_WARNING, "Could not cast stream");
894-
efree(resource_key);
893+
zend_string_release_ex(resource_key, /* persistent */ false);
895894
zval_ptr_dtor(return_value);
896895
RETURN_FALSE;
897896
#ifdef F_SETFL
@@ -927,24 +926,24 @@ static void php_dba_open(INTERNAL_FUNCTION_PARAMETERS, bool persistent)
927926
php_error_docref(NULL, E_WARNING, "Driver initialization failed for handler: %s", hptr->name);
928927
}
929928
}
930-
efree(resource_key);
929+
zend_string_release_ex(resource_key, /* persistent */ false);
931930
zval_ptr_dtor(return_value);
932931
RETURN_FALSE;
933932
}
934933

935934
connection->info->hnd = hptr;
936935

937936
if (persistent) {
938-
if (zend_register_persistent_resource(resource_key, resource_key_len, connection->info, le_pdb) == NULL) {
937+
if (zend_register_persistent_resource_ex(connection->hash, connection->info, le_pdb) == NULL) {
939938
php_error_docref(NULL, E_WARNING, "Could not register persistent resource");
940-
efree(resource_key);
939+
zend_string_release_ex(resource_key, /* persistent */ false);
941940
zval_ptr_dtor(return_value);
942941
RETURN_FALSE;
943942
}
944943
}
945944

946945
zend_hash_add_new(&DBA_G(connections), connection->hash, return_value);
947-
efree(resource_key);
946+
zend_string_release_ex(resource_key, /* persistent */ false);
948947
}
949948
/* }}} */
950949

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