Refactor php_pgsql_add_quotes()

Author: Girgias

ext/pgsql/pgsql.c

@@ -4510,24 +4510,9 @@ static int php_pgsql_convert_match(const zend_string *str, const char *regex , s
 /* {{{ php_pgsql_add_quote
  * add quotes around string.
  */
-static int php_pgsql_add_quotes(zval *src, bool should_free)
+static zend_string *php_pgsql_add_quotes(zend_string *src)
 {
-	smart_str str = {0};
-
-	ZEND_ASSERT(Z_TYPE_P(src) == IS_STRING);
-
-	smart_str_appendc(&str, 'E');
-	smart_str_appendc(&str, '\'');
-	smart_str_appendl(&str, Z_STRVAL_P(src), Z_STRLEN_P(src));
-	smart_str_appendc(&str, '\'');
-	smart_str_0(&str);
-
-	if (should_free) {
-		zval_ptr_dtor(src);
-	}
-	ZVAL_NEW_STR(src, str.s);
-
-	return SUCCESS;
+	return zend_string_concat3("E'", strlen("E'"), ZSTR_VAL(src), ZSTR_LEN(src), "'", strlen("'"));
 }
 /* }}} */
 
@@ -4740,8 +4725,7 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 								if (php_pgsql_convert_match(Z_STR_P(val), REGEX1, sizeof(REGEX1)-1, 1) == FAILURE) {
 									err = 1;
 								} else {
-									ZVAL_STRING(&new_val, Z_STRVAL_P(val));
-									php_pgsql_add_quotes(&new_val, 1);
+									ZVAL_STR(&new_val, php_pgsql_add_quotes(Z_STR_P(val)));
 								}
 							}
 							else {
@@ -4808,8 +4792,8 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 							/* better to use PGSQLescapeLiteral since PGescapeStringConn does not handle special \ */
 							ZSTR_LEN(str) = PQescapeStringConn(pg_link, ZSTR_VAL(str), Z_STRVAL_P(val), Z_STRLEN_P(val), NULL);
 							str = zend_string_truncate(str, ZSTR_LEN(str), 0);
-							ZVAL_NEW_STR(&new_val, str);
-							php_pgsql_add_quotes(&new_val, 1);
+							ZVAL_STR(&new_val, php_pgsql_add_quotes(str));
+							zend_string_release_ex(str, false);
 						}
 						break;
 
@@ -4895,8 +4879,7 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 								err = 1;
 							}
 							else {
-								ZVAL_STRINGL(&new_val, Z_STRVAL_P(val), Z_STRLEN_P(val));
-								php_pgsql_add_quotes(&new_val, 1);
+								ZVAL_STR(&new_val, php_pgsql_add_quotes(Z_STR_P(val)));
 							}
 #undef REGEX0
 #undef REGEX1
@@ -4931,8 +4914,7 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 							if (php_pgsql_convert_match(Z_STR_P(val), REGEX0, sizeof(REGEX0)-1, 1) == FAILURE) {
 								err = 1;
 							} else {
-								ZVAL_STRING(&new_val, Z_STRVAL_P(val));
-								php_pgsql_add_quotes(&new_val, 1);
+								ZVAL_STR(&new_val, php_pgsql_add_quotes(Z_STR_P(val)));
 							}
 #undef REGEX0
 						}
@@ -4964,8 +4946,7 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 								err = 1;
 							}
 							else {
-								ZVAL_STRINGL(&new_val, Z_STRVAL_P(val), Z_STRLEN_P(val));
-								php_pgsql_add_quotes(&new_val, 1);
+								ZVAL_STR(&new_val, php_pgsql_add_quotes(Z_STR_P(val)));
 							}
 #undef REGEX0
 						}
@@ -4997,8 +4978,7 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 								err = 1;
 							}
 							else {
-								ZVAL_STRINGL(&new_val, Z_STRVAL_P(val), Z_STRLEN_P(val));
-								php_pgsql_add_quotes(&new_val, 1);
+								ZVAL_STR(&new_val, php_pgsql_add_quotes(Z_STR_P(val)));
 							}
 #undef REGEX0
 						}
@@ -5076,8 +5056,7 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 								err = 1;
 							}
 							else {
-								ZVAL_STRING(&new_val, Z_STRVAL_P(val));
-								php_pgsql_add_quotes(&new_val, 1);
+								ZVAL_STR(&new_val, php_pgsql_add_quotes(Z_STR_P(val)));
 							}
 #undef REGEX0
 						}
@@ -5104,15 +5083,14 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 						else {
 							unsigned char *tmp;
 							size_t to_len;
-							smart_str s = {0};
+							zend_string *tmp_zstr;
+
 							tmp = PQescapeByteaConn(pg_link, (unsigned char *)Z_STRVAL_P(val), Z_STRLEN_P(val), &to_len);
-							ZVAL_STRINGL(&new_val, (char *)tmp, to_len - 1); /* PQescapeBytea's to_len includes additional '\0' */
+							tmp_zstr = zend_string_init((char *)tmp, to_len - 1, false); /* PQescapeBytea's to_len includes additional '\0' */
 							PQfreemem(tmp);
-							php_pgsql_add_quotes(&new_val, 1);
-							smart_str_appendl(&s, Z_STRVAL(new_val), Z_STRLEN(new_val));
-							smart_str_0(&s);
-							zval_ptr_dtor(&new_val);
-							ZVAL_NEW_STR(&new_val, s.s);
+
+							ZVAL_STR(&new_val, php_pgsql_add_quotes(tmp_zstr));
+							zend_string_release_ex(tmp_zstr, false);
 						}
 						break;
 
@@ -5150,8 +5128,7 @@ PHP_PGSQL_API zend_result php_pgsql_convert(PGconn *pg_link, const zend_string *
 								err = 1;
 							}
 							else {
-								ZVAL_STRINGL(&new_val, Z_STRVAL_P(val), Z_STRLEN_P(val));
-								php_pgsql_add_quotes(&new_val, 1);
+								ZVAL_STR(&new_val, php_pgsql_add_quotes(Z_STR_P(val)));
 							}
 #undef REGEX0
 						}