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ext/pdo: Pack _pdo_dbh_t struct (#17741)

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This reduces the size from 176 to 152 bytes
This commit is contained in:
Gina Peter Banyard 2025-03-04 22:10:16 +00:00 • committed by GitHub
parent cd65240673
commit fe8d39afc4
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1 changed files with 24 additions and 24 deletions
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48
ext/pdo/php_pdo_driver.h
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@ -435,42 +435,46 @@ struct _pdo_dbh_t {
void *driver_data;
/* credentials */
char *username, *password;
char *username;
char *password;
/* if true, then data stored and pointed at by this handle must all be
* persistently allocated */
unsigned is_persistent:1;
bool is_persistent:1;
/* if true, driver should act as though a COMMIT were executed between
* each executed statement; otherwise, COMMIT must be carried out manually
* */
unsigned auto_commit:1;
bool auto_commit:1;
/* if true, the handle has been closed and will not function anymore */
unsigned is_closed:1;
bool is_closed:1;
/* if true, the driver requires that memory be allocated explicitly for
* the columns that are returned */
unsigned alloc_own_columns:1;
bool alloc_own_columns:1;
/* if true, commit or rollBack is allowed to be called */
bool in_txn:1;
/* max length a single character can become after correct quoting */
unsigned max_escaped_char_length:3;
/* oracle compat; see enum pdo_null_handling */
unsigned oracle_nulls:2;
/* when set, convert int/floats to strings */
unsigned stringify:1;
bool stringify:1;
/* bitmap for pdo_param_event(s) to skip in dispatch_param_event */
unsigned skip_param_evt:7;
uint8_t skip_param_evt;
/* the sum of the number of bits here and the bit fields preceding should
* equal 32 */
unsigned _reserved_flags:14;
/* The PDO Error mode; see enum pdo_error_mode */
uint8_t error_mode;
/* oracle compat; see enum pdo_null_handling */
uint8_t oracle_nulls;
/* Case conversion; see enum pdo_case_conversion */
uint8_t native_case;
uint8_t desired_case;
/* max length a single character can become after correct quoting */
uint8_t max_escaped_char_length;
/* data source string used to open this handle */
const char *data_source;
@ -478,15 +482,14 @@ struct _pdo_dbh_t {
/* the global error code. */
pdo_error_type error_code;
enum pdo_error_mode error_mode;
enum pdo_case_conversion native_case, desired_case;
/* defaults for fetches */
uint16_t default_fetch_type;
/* persistent hash key associated with this handle */
const char *persistent_id;
size_t persistent_id_len;
unsigned int refcount;
uint32_t refcount;
/* driver specific "class" methods for the dbh and stmt */
HashTable *cls_methods[PDO_DBH_DRIVER_METHOD_KIND__MAX];
@ -503,9 +506,6 @@ struct _pdo_dbh_t {
* when PDO::query() fails */
pdo_stmt_t *query_stmt;
zend_object *query_stmt_obj;
/* defaults for fetches */
enum pdo_fetch_type default_fetch_type;
};
/* represents a connection to a database */