now try something different
[m6w6/ext-pq] / src / php_pqstm.c
index 7156145bcab1b053b7abaa21ed5534f0eb4273a1..6d61a192c75abd8399be4f2ab224f04d298146fd 100644 (file)
@@ -29,36 +29,57 @@ zend_class_entry *php_pqstm_class_entry;
 static zend_object_handlers php_pqstm_object_handlers;
 static HashTable php_pqstm_object_prophandlers;
 
-static void php_pqstm_object_free(void *o TSRMLS_DC)
+static void php_pqstm_deallocate(php_pqstm_object_t *obj, zend_bool async, zend_bool silent TSRMLS_DC)
 {
-       php_pqstm_object_t *obj = o;
-#if DBG_GC
-       fprintf(stderr, "FREE stm(#%d) %p (conn(#%d): %p)\n", obj->zv.handle, obj, obj->intern->conn->zv.handle, obj->intern->conn);
-#endif
-       if (obj->intern) {
-               if (obj->intern->conn->intern) {
-                       char *quoted_name = PQescapeIdentifier(obj->intern->conn->intern->conn, obj->intern->name, strlen(obj->intern->name));
+       if (obj->intern->allocated) {
+               char *quoted_name = PQescapeIdentifier(obj->intern->conn->intern->conn, obj->intern->name, strlen(obj->intern->name));
 
-                       php_pq_callback_dtor(&obj->intern->conn->intern->onevent);
+               if (quoted_name) {
+                       smart_str cmd = {0};
 
-                       if (quoted_name) {
-                               PGresult *res;
-                               smart_str cmd = {0};
+                       smart_str_appends(&cmd, "DEALLOCATE ");
+                       smart_str_appends(&cmd, quoted_name);
+                       smart_str_0(&cmd);
 
-                               smart_str_appends(&cmd, "DEALLOCATE ");
-                               smart_str_appends(&cmd, quoted_name);
-                               smart_str_0(&cmd);
-                               PQfreemem(quoted_name);
+                       if (async) {
+                               if (PQsendQuery(obj->intern->conn->intern->conn, cmd.c)) {
+                                       obj->intern->conn->intern->poller = PQconsumeInput;
+                                       php_pqconn_notify_listeners(obj->intern->conn TSRMLS_CC);
+                               } else if (!silent) {
+                                       throw_exce(EX_IO TSRMLS_CC, "Failed to deallocate statement (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn));
+                               }
+                       } else {
+                               PGresult *res;
 
                                if ((res = PQexec(obj->intern->conn->intern->conn, cmd.c))) {
                                        PHP_PQclear(res);
+                               } else if (!silent) {
+                                       throw_exce(EX_RUNTIME TSRMLS_CC, "Failed to deallocate statement (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn));
                                }
-                               smart_str_free(&cmd);
                        }
 
+                       PQfreemem(quoted_name);
+                       smart_str_free(&cmd);
+               }
+
+               obj->intern->allocated = 0;
+       }
+}
+
+static void php_pqstm_object_free(void *o TSRMLS_DC)
+{
+       php_pqstm_object_t *obj = o;
+#if DBG_GC
+       fprintf(stderr, "FREE stm(#%d) %p (conn(#%d): %p)\n", obj->zv.handle, obj, obj->intern->conn->zv.handle, obj->intern->conn);
+#endif
+       if (obj->intern) {
+               if (obj->intern->conn->intern) {
+                       php_pq_callback_dtor(&obj->intern->conn->intern->onevent);
+                       php_pqstm_deallocate(obj, 0, 1 TSRMLS_CC);
                        php_pq_object_delref(obj->intern->conn TSRMLS_CC);
                }
                efree(obj->intern->name);
+               efree(obj->intern->query);
                zend_hash_destroy(&obj->intern->bound);
                if (obj->intern->params) {
                        php_pq_params_free(&obj->intern->params);
@@ -112,6 +133,39 @@ static void php_pqstm_object_read_connection(zval *object, void *o, zval *return
        php_pq_object_to_zval(obj->intern->conn, &return_value TSRMLS_CC);
 }
 
+static void php_pqstm_object_read_query(zval *object, void *o, zval *return_value TSRMLS_DC)
+{
+       php_pqstm_object_t *obj = o;
+
+       RETVAL_STRING(obj->intern->query, 1);
+}
+
+static void php_pqstm_object_read_types(zval *object, void *o, zval *return_value TSRMLS_DC)
+{
+       int i;
+       php_pqstm_object_t *obj = o;
+
+       array_init_size(return_value, obj->intern->params->type.count);
+       for (i = 0; i < obj->intern->params->type.count; i++) {
+               add_next_index_long(return_value, (long)obj->intern->params->type.oids[i]);
+       }
+}
+
+php_pqstm_t *php_pqstm_init(php_pqconn_object_t *conn, const char *name, const char *query, php_pq_params_t *params TSRMLS_DC)
+{
+       php_pqstm_t *stm = ecalloc(1, sizeof(*stm));
+
+       php_pq_object_addref(conn TSRMLS_CC);
+       stm->conn = conn;
+       stm->name = estrdup(name);
+       stm->params = params;
+       stm->query = estrdup(query);
+       stm->allocated = 1;
+
+       ZEND_INIT_SYMTABLE(&stm->bound);
+
+       return stm;
+}
 
 ZEND_BEGIN_ARG_INFO_EX(ai_pqstm_construct, 0, 0, 3)
        ZEND_ARG_OBJ_INFO(0, connection, pq\\Connection, 0)
@@ -126,7 +180,7 @@ static PHP_METHOD(pqstm, __construct) {
        char *name_str, *query_str;
        int name_len, *query_len;
        zend_bool async = 0;
-       STATUS rv;
+       ZEND_RESULT_CODE rv;
 
        zend_replace_error_handling(EH_THROW, exce(EX_INVALID_ARGUMENT), &zeh TSRMLS_CC);
        rv = zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Oss|a/!b", &zconn, php_pqconn_class_entry, &name_str, &name_len, &query_str, &query_len, &ztypes, &async);
@@ -150,14 +204,7 @@ static PHP_METHOD(pqstm, __construct) {
                        }
 
                        if (SUCCESS == rv) {
-                               php_pqstm_t *stm = ecalloc(1, sizeof(*stm));
-
-                               php_pq_object_addref(conn_obj TSRMLS_CC);
-                               stm->conn = conn_obj;
-                               stm->name = estrdup(name_str);
-                               stm->params = params;
-                               ZEND_INIT_SYMTABLE(&stm->bound);
-                               obj->intern = stm;
+                               obj->intern = php_pqstm_init(conn_obj, name_str, query_str, params TSRMLS_CC);
                        }
                }
        }
@@ -170,7 +217,7 @@ static PHP_METHOD(pqstm, bind) {
        long param_no;
        zval **param_ref;
        zend_error_handling zeh;
-       STATUS rv;
+       ZEND_RESULT_CODE rv;
 
        zend_replace_error_handling(EH_THROW, exce(EX_INVALID_ARGUMENT), &zeh TSRMLS_CC);
        rv = zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lZ", &param_no, &param_ref);
@@ -181,6 +228,8 @@ static PHP_METHOD(pqstm, bind) {
 
                if (!obj->intern) {
                        throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement not initialized");
+               } else if (!obj->intern->allocated) {
+                       throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement has been deallocated");
                } else {
                        SEPARATE_ZVAL_TO_MAKE_IS_REF(param_ref);
                        Z_ADDREF_PP(param_ref);
@@ -196,7 +245,7 @@ ZEND_END_ARG_INFO();
 static PHP_METHOD(pqstm, exec) {
        zend_error_handling zeh;
        zval *zparams = NULL;
-       STATUS rv;
+       ZEND_RESULT_CODE rv;
 
        zend_replace_error_handling(EH_THROW, exce(EX_INVALID_ARGUMENT), &zeh TSRMLS_CC);
        rv = zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|a/!", &zparams);
@@ -207,6 +256,8 @@ static PHP_METHOD(pqstm, exec) {
 
                if (!obj->intern) {
                        throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement not initialized");
+               } else if (!obj->intern->allocated) {
+                       throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement has been deallocated");
                } else {
                        PGresult *res;
 
@@ -232,7 +283,7 @@ static PHP_METHOD(pqstm, execAsync) {
        zend_error_handling zeh;
        zval *zparams = NULL;
        php_pq_callback_t resolver = {{0}};
-       STATUS rv;
+       ZEND_RESULT_CODE rv;
 
        zend_replace_error_handling(EH_THROW, exce(EX_INVALID_ARGUMENT), &zeh TSRMLS_CC);
        rv = zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|a/!f", &zparams, &resolver.fci, &resolver.fcc);
@@ -243,6 +294,8 @@ static PHP_METHOD(pqstm, execAsync) {
 
                if (!obj->intern) {
                        throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement not initialized");
+               } else if (!obj->intern->allocated) {
+                       throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement has been deallocated");
                } else {
                        int rc;
 
@@ -270,7 +323,7 @@ ZEND_BEGIN_ARG_INFO_EX(ai_pqstm_desc, 0, 0, 0)
 ZEND_END_ARG_INFO();
 static PHP_METHOD(pqstm, desc) {
        zend_error_handling zeh;
-       STATUS rv;
+       ZEND_RESULT_CODE rv;
 
        zend_replace_error_handling(EH_THROW, exce(EX_INVALID_ARGUMENT), &zeh TSRMLS_CC);
        rv = zend_parse_parameters_none();
@@ -281,6 +334,8 @@ static PHP_METHOD(pqstm, desc) {
 
                if (!obj->intern) {
                        throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement not initialized");
+               } else if (!obj->intern->allocated) {
+                       throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement has been deallocated");
                } else {
                        PGresult *res = PQdescribePrepared(obj->intern->conn->intern->conn, obj->intern->name);
 
@@ -308,7 +363,7 @@ ZEND_END_ARG_INFO();
 static PHP_METHOD(pqstm, descAsync) {
        zend_error_handling zeh;
        php_pq_callback_t resolver = {{0}};
-       STATUS rv;
+       ZEND_RESULT_CODE rv;
 
        zend_replace_error_handling(EH_THROW, exce(EX_INVALID_ARGUMENT), &zeh TSRMLS_CC);
        rv = zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "f", &resolver.fci, &resolver.fcc);
@@ -319,6 +374,8 @@ static PHP_METHOD(pqstm, descAsync) {
 
                if (!obj->intern) {
                        throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement not initialized");
+               } else if (!obj->intern->allocated) {
+                       throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement has been deallocated");
                } else if (!PQsendDescribePrepared(obj->intern->conn->intern->conn, obj->intern->name)) {
                        throw_exce(EX_IO TSRMLS_CC, "Failed to describe statement: %s", PHP_PQerrorMessage(obj->intern->conn->intern->conn));
                } else {
@@ -329,13 +386,93 @@ static PHP_METHOD(pqstm, descAsync) {
        }
 }
 
+static zend_always_inline void php_pqstm_deallocate_handler(INTERNAL_FUNCTION_PARAMETERS, zend_bool async)
+{
+       zend_error_handling zeh;
+       ZEND_RESULT_CODE rv;
+
+       zend_replace_error_handling(EH_THROW, exce(EX_INVALID_ARGUMENT), &zeh TSRMLS_CC);
+       rv = zend_parse_parameters_none();
+       zend_restore_error_handling(&zeh TSRMLS_CC);
+
+       if (rv == SUCCESS) {
+               php_pqstm_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC);
+
+               if (!obj->intern) {
+                       throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement not initialized");
+               } else {
+                       php_pqstm_deallocate(obj, async, 0 TSRMLS_CC);
+               }
+       }
+}
+
+ZEND_BEGIN_ARG_INFO_EX(ai_pqstm_deallocate, 0, 0, 0)
+ZEND_END_ARG_INFO();
+static PHP_METHOD(pqstm, deallocate)
+{
+       php_pqstm_deallocate_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
+}
+
+ZEND_BEGIN_ARG_INFO_EX(ai_pqstm_deallocate_async, 0, 0, 0)
+ZEND_END_ARG_INFO();
+static PHP_METHOD(pqstm, deallocateAsync)
+{
+       php_pqstm_deallocate_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
+}
+
+static zend_always_inline void php_pqstm_prepare_handler(INTERNAL_FUNCTION_PARAMETERS, zend_bool async)
+{
+       zend_error_handling zeh;
+       ZEND_RESULT_CODE rv;
+
+       zend_replace_error_handling(EH_THROW, exce(EX_INVALID_ARGUMENT), &zeh TSRMLS_CC);
+       rv = zend_parse_parameters_none();
+       zend_restore_error_handling(&zeh TSRMLS_CC);
+
+       if (rv == SUCCESS) {
+               php_pqstm_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC);
+
+               if (!obj->intern) {
+                       throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Statement not initialized");
+               } else if (!obj->intern->allocated) {
+                       if (async) {
+                               rv = php_pqconn_prepare_async(NULL, obj->intern->conn, obj->intern->name, obj->intern->query, obj->intern->params TSRMLS_CC);
+                       } else {
+                               rv = php_pqconn_prepare(NULL, obj->intern->conn, obj->intern->name, obj->intern->query, obj->intern->params TSRMLS_CC);
+                       }
+
+                       if (SUCCESS == rv) {
+                               obj->intern->allocated = 1;
+                       }
+               }
+       }
+}
+
+ZEND_BEGIN_ARG_INFO_EX(ai_pqstm_prepare, 0, 0, 0)
+ZEND_END_ARG_INFO();
+static PHP_METHOD(pqstm, prepare)
+{
+       php_pqstm_prepare_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
+}
+
+ZEND_BEGIN_ARG_INFO_EX(ai_pqstm_prepare_async, 0, 0, 0)
+ZEND_END_ARG_INFO();
+static PHP_METHOD(pqstm, prepareAsync)
+{
+       php_pqstm_prepare_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
+}
+
 static zend_function_entry php_pqstm_methods[] = {
        PHP_ME(pqstm, __construct, ai_pqstm_construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR)
        PHP_ME(pqstm, bind, ai_pqstm_bind, ZEND_ACC_PUBLIC)
-       PHP_ME(pqstm, exec, ai_pqstm_exec, ZEND_ACC_PUBLIC)
+       PHP_ME(pqstm, deallocate, ai_pqstm_deallocate, ZEND_ACC_PUBLIC)
+       PHP_ME(pqstm, deallocateAsync, ai_pqstm_deallocate_async, ZEND_ACC_PUBLIC)
        PHP_ME(pqstm, desc, ai_pqstm_desc, ZEND_ACC_PUBLIC)
-       PHP_ME(pqstm, execAsync, ai_pqstm_exec_async, ZEND_ACC_PUBLIC)
        PHP_ME(pqstm, descAsync, ai_pqstm_desc_async, ZEND_ACC_PUBLIC)
+       PHP_ME(pqstm, exec, ai_pqstm_exec, ZEND_ACC_PUBLIC)
+       PHP_ME(pqstm, execAsync, ai_pqstm_exec_async, ZEND_ACC_PUBLIC)
+       PHP_ME(pqstm, prepare, ai_pqstm_prepare, ZEND_ACC_PUBLIC)
+       PHP_ME(pqstm, prepareAsync, ai_pqstm_prepare_async, ZEND_ACC_PUBLIC)
        {0}
 };
 
@@ -373,6 +510,14 @@ PHP_MINIT_FUNCTION(pqstm)
        ph.read = php_pqstm_object_read_connection;
        zend_hash_add(&php_pqstm_object_prophandlers, "connection", sizeof("connection"), (void *) &ph, sizeof(ph), NULL);
 
+       zend_declare_property_null(php_pqstm_class_entry, ZEND_STRL("query"), ZEND_ACC_PUBLIC TSRMLS_CC);
+       ph.read = php_pqstm_object_read_query;
+       zend_hash_add(&php_pqstm_object_prophandlers, "query", sizeof("query"), (void *) &ph, sizeof(ph), NULL);
+
+       zend_declare_property_null(php_pqstm_class_entry, ZEND_STRL("types"), ZEND_ACC_PUBLIC TSRMLS_CC);
+       ph.read = php_pqstm_object_read_types;
+       zend_hash_add(&php_pqstm_object_prophandlers, "types", sizeof("types"), (void *) &ph, sizeof(ph), NULL);
+
        return SUCCESS;
 }