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quickjs-mysql.c
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#include "defines.h"
#include "quickjs-mysql.h"
#include "utils.h"
#include "buffer-utils.h"
#include "char-utils.h"
#include "js-utils.h"
#include "async-closure.h"
#ifdef _WIN32
#include <winsock2.h>
#include <io.h>
#include <fcntl.h>
#endif
/**
* \addtogroup quickjs-mysql
* @{
*/
VISIBLE JSClassID js_connectparams_class_id = 0, js_mysqlerror_class_id = 0, js_mysql_class_id = 0, js_mysqlresult_class_id = 0;
VISIBLE JSValue mysqlerror_proto = {{0}, JS_TAG_UNDEFINED}, mysqlerror_ctor = {{0}, JS_TAG_UNDEFINED}, mysql_proto = {{0}, JS_TAG_UNDEFINED},
mysql_ctor = {{0}, JS_TAG_UNDEFINED}, mysqlresult_proto = {{0}, JS_TAG_UNDEFINED}, mysqlresult_ctor = {{0}, JS_TAG_UNDEFINED};
static JSValue js_mysqlresult_wrap(JSContext* ctx, MYSQL_RES* res);
typedef enum {
RESULT_OBJECT = 1 << 0,
RESULT_STRING = 1 << 1,
RESULT_TBLNAM = 1 << 2,
RESULT_ITERAT = 1 << 3,
} ResultFlags;
struct ConnectParameters {
int ref_count;
char *host, *user, *password, *db;
uint32_t port;
char* socket;
int64_t flags;
};
typedef char* FieldNameFunc(JSContext*, MYSQL_FIELD const*);
typedef JSValue RowValueFunc(JSContext*, MYSQL_RES*, MYSQL_ROW, ResultFlags);
typedef struct ConnectParameters MYSQLConnectParameters;
static char* field_id(JSContext* ctx, MYSQL_FIELD const* field);
static char* field_name(JSContext* ctx, MYSQL_FIELD const* field);
static JSValue field_array(JSContext* ctx, MYSQL_FIELD* field);
static FieldNameFunc* field_namefunc(MYSQL_FIELD* fields, uint32_t num_fields);
static BOOL field_is_integer(MYSQL_FIELD const* field);
static BOOL field_is_float(MYSQL_FIELD const* field);
static BOOL field_is_decimal(MYSQL_FIELD const* field);
static BOOL field_is_number(MYSQL_FIELD const* field);
static BOOL field_is_boolean(MYSQL_FIELD const* field);
static BOOL field_is_null(MYSQL_FIELD const* field);
static BOOL field_is_date(MYSQL_FIELD const* field);
static BOOL field_is_string(MYSQL_FIELD const* field);
static BOOL field_is_blob(MYSQL_FIELD const* field);
static JSValue string_to_value(JSContext* ctx, const char* func_name, const char* s);
static JSValue string_to_object(JSContext* ctx, const char* ctor_name, const char* s);
#define string_to_number(ctx, s) string_to_value(ctx, "Number", s);
#define string_to_bigdecimal(ctx, s) string_to_value(ctx, "BigDecimal", s);
#define string_to_bigint(ctx, s) string_to_value(ctx, "BigInt", s);
#define string_to_bigfloat(ctx, s) string_to_value(ctx, "BigFloat", s);
#define string_to_date(ctx, s) string_to_object(ctx, "Date", s);
static JSValue js_mysqlerror_new(JSContext* ctx, const char* msg);
static AsyncEvent
to_asyncevent(int my_wait) {
return ((my_wait & MYSQL_WAIT_WRITE) ? WANT_WRITE : 0) | ((my_wait & MYSQL_WAIT_READ) ? WANT_READ : 0);
}
static int
to_mysql_wait(AsyncEvent e) {
return ((e & WANT_WRITE) ? MYSQL_WAIT_WRITE : 0) | ((e & WANT_READ) ? MYSQL_WAIT_READ : 0);
}
static void
js_mysql_print_value(JSContext* ctx, DynBuf* out, JSValueConst value) {
if(JS_IsNull(value) || JS_IsUndefined(value) || js_is_nan(value)) {
dbuf_putstr(out, "NULL");
} else if(JS_IsBool(value)) {
dbuf_putstr(out, JS_ToBool(ctx, value) ? "TRUE" : "FALSE");
} else if(JS_IsString(value)) {
size_t len;
const char* src = JS_ToCStringLen(ctx, &len, value);
char* dst;
dbuf_putc(out, '\'');
dst = (char*)dbuf_reserve(out, len * 2 + 1);
len = mysql_escape_string(dst, src, len);
out->size += len;
dbuf_putc(out, '\'');
} else if(js_is_date(ctx, value)) {
size_t len;
char* str;
JSValue val;
/*int64_t ut;
val = js_invoke(ctx, value, "valueOf", 0, 0);
JS_ToInt64(ctx, &ut, val);
JS_FreeValue(ctx, val);
dbuf_putstr(out, "FROM_UNIXTIME(");
dbuf_printf(out, "%" PRId64, ut / 1000);
if(ut % 1000) {
dbuf_putc(out, '.');
dbuf_printf(out, "%" PRId64, ut % 1000);
}
dbuf_putc(out, ')');*/
val = js_invoke(ctx, value, "toISOString", 0, 0);
str = js_tostringlen(ctx, &len, val);
if(len >= 24)
if(str[23] == 'Z')
len = 23;
if(len >= 19)
if(str[10] == 'T')
str[10] = ' ';
dbuf_putc(out, '\'');
dbuf_put(out, (const uint8_t*)str, len);
dbuf_putc(out, '\'');
js_free(ctx, str);
JS_FreeValue(ctx, val);
} else if(js_is_numeric(ctx, value)) {
BOOL notanum = !JS_IsNumber(value);
JSValue val = notanum ? js_value_coerce(ctx, "Number", value) : JS_DupValue(ctx, value);
size_t len;
const void* src = JS_ToCStringLen(ctx, &len, val);
JS_FreeValue(ctx, val);
dbuf_put(out, src, len);
JS_FreeCString(ctx, src);
} else {
InputBuffer input = js_input_buffer(ctx, value);
if(input.size) {
static const uint8_t hexdigits[] = "0123456789ABCDEF";
dbuf_putstr(out, "0x");
for(size_t i = 0; i < input.size; i++) {
const uint8_t hex[2] = {
hexdigits[(input.data[i] & 0xf0) >> 4],
hexdigits[(input.data[i] & 0x0f)],
};
dbuf_put(out, hex, 2);
}
input_buffer_free(&input, ctx);
} else {
size_t len;
const char* str = JS_ToCStringLen(ctx, &len, value);
dbuf_put(out, (const uint8_t*)str, len);
JS_FreeCString(ctx, str);
}
}
}
static void
js_mysql_print_fields(JSContext* ctx, DynBuf* out, JSPropertyEnum* tmp_tab, uint32_t tmp_len) {
for(uint32_t i = 0; i < tmp_len; i++) {
const char* str;
if(i > 0)
dbuf_putstr(out, ", ");
str = JS_AtomToCString(ctx, tmp_tab[i].atom);
dbuf_putc(out, '`');
dbuf_putstr(out, str);
dbuf_putc(out, '`');
JS_FreeCString(ctx, str);
}
}
static void
js_mysql_print_insert(JSContext* ctx, DynBuf* out) {
dbuf_putstr(out, "INSERT INTO ");
}
static void
js_mysql_print_values(JSContext* ctx, DynBuf* out, JSValueConst values) {
JSValue item, iter = js_iterator_new(ctx, values);
if(!JS_IsUndefined(iter)) {
BOOL done = FALSE;
dbuf_putc(out, '(');
for(int i = 0;; i++) {
item = js_iterator_next(ctx, iter, &done);
if(done)
break;
if(i > 0)
dbuf_putstr(out, ", ");
js_mysql_print_value(ctx, out, item);
JS_FreeValue(ctx, item);
}
dbuf_putc(out, ')');
} else {
JSPropertyEnum* tmp_tab;
uint32_t tmp_len;
if(JS_GetOwnPropertyNames(ctx, &tmp_tab, &tmp_len, values, JS_GPN_STRING_MASK | JS_GPN_ENUM_ONLY)) {
JS_FreeValue(ctx, iter);
JS_ThrowTypeError(ctx, "argument is must be an object");
return;
}
dbuf_putc(out, '(');
js_mysql_print_fields(ctx, out, tmp_tab, tmp_len);
dbuf_putc(out, ')');
dbuf_putstr(out, " VALUES (");
for(uint32_t i = 0; i < tmp_len; i++) {
if(i > 0)
dbuf_putstr(out, ", ");
item = JS_GetProperty(ctx, values, tmp_tab[i].atom);
js_mysql_print_value(ctx, out, item);
JS_FreeValue(ctx, item);
}
dbuf_putc(out, ')');
js_propertyenums_free(ctx, tmp_tab, tmp_len);
}
}
static void
value_yield(JSContext* ctx, JSValueConst resolve, JSValueConst value) {
JSValue ret = JS_Call(ctx, resolve, JS_UNDEFINED, 1, &value);
JS_FreeValue(ctx, ret);
}
static void
value_yield_free(JSContext* ctx, JSValueConst resolve, JSValueConst value) {
value_yield(ctx, resolve, value);
JS_FreeValue(ctx, value);
}
static inline MYSQLConnectParameters*
js_connectparams_data(JSValueConst value) {
return JS_GetOpaque(value, js_connectparams_class_id);
}
static inline MYSQLConnectParameters*
js_connectparams_data2(JSContext* ctx, JSValueConst value) {
return JS_GetOpaque2(ctx, value, js_connectparams_class_id);
}
static void
connectparams_init(JSContext* ctx, MYSQLConnectParameters* cp, int argc, JSValueConst argv[]) {
cp->ref_count = 1;
if(argc == 1 && JS_IsObject(argv[0])) {
JSValueConst args[] = {
JS_GetPropertyStr(ctx, argv[0], "host"),
JS_GetPropertyStr(ctx, argv[0], "user"),
JS_GetPropertyStr(ctx, argv[0], "password"),
JS_GetPropertyStr(ctx, argv[0], "db"),
JS_GetPropertyStr(ctx, argv[0], "port"),
JS_GetPropertyStr(ctx, argv[0], "socket"),
JS_GetPropertyStr(ctx, argv[0], "flags"),
};
connectparams_init(ctx, cp, countof(args), args);
for(size_t i = 0; i < countof(args); i++)
JS_FreeValue(ctx, args[i]);
} else {
cp->host = argc > 0 ? js_tostring(ctx, argv[0]) : 0;
cp->user = argc > 1 ? js_tostring(ctx, argv[1]) : 0;
cp->password = argc > 2 ? js_tostring(ctx, argv[2]) : 0;
cp->db = argc > 3 ? js_tostring(ctx, argv[3]) : 0;
if(argc > 4 && JS_IsNumber(argv[4]))
JS_ToUint32(ctx, &cp->port, argv[4]);
else
cp->port = 3306;
cp->socket = argc > 5 ? js_tostring(ctx, argv[5]) : 0;
if(argc > 6)
JS_ToInt64(ctx, &cp->flags, argv[6]);
else
cp->flags = 0;
}
}
static inline MYSQLConnectParameters*
connectparams_dup(MYSQLConnectParameters* cp) {
++cp->ref_count;
return cp;
}
static MYSQLConnectParameters*
connectparams_new(JSContext* ctx, int argc, JSValueConst argv[]) {
MYSQLConnectParameters* cp;
if(!(cp = js_mallocz(ctx, sizeof(MYSQLConnectParameters))))
return 0;
connectparams_init(ctx, cp, argc, argv);
return cp;
}
static void
connectparams_release(JSRuntime* rt, MYSQLConnectParameters* cp) {
js_free_rt(rt, cp->host);
js_free_rt(rt, cp->user);
js_free_rt(rt, cp->password);
js_free_rt(rt, cp->db);
js_free_rt(rt, cp->socket);
}
static void
connectparams_free(JSRuntime* rt, void* ptr) {
MYSQLConnectParameters* cp = ptr;
if(--cp->ref_count == 0) {
connectparams_release(rt, cp);
js_free_rt(rt, cp);
}
}
static void
js_connectparams_finalizer(JSRuntime* rt, JSValue val) {
MYSQLConnectParameters* cp;
if((cp = js_connectparams_data(val)))
connectparams_free(rt, cp);
}
static JSClassDef js_connectparams_class = {
.class_name = "JSConnectParams",
.finalizer = js_connectparams_finalizer,
};
static JSValue
js_connectparams_from(JSContext* ctx, int argc, JSValueConst argv[]) {
JSValue obj;
MYSQLConnectParameters* cp;
if(js_connectparams_class_id == 0) {
JS_NewClassID(&js_connectparams_class_id);
JS_NewClass(JS_GetRuntime(ctx), js_connectparams_class_id, &js_connectparams_class);
}
obj = JS_NewObjectClass(ctx, js_connectparams_class_id);
if(JS_IsException(obj))
return JS_EXCEPTION;
if((cp = connectparams_new(ctx, argc, argv)))
JS_SetOpaque(obj, cp);
return obj;
}
static BOOL
mysql_nonblock(MYSQL* my) {
my_bool val;
mysql_get_option(my, MYSQL_OPT_NONBLOCK, &val);
return val;
}
MYSQL*
js_mysql_data(JSValueConst value) {
return JS_GetOpaque(value, js_mysql_class_id);
}
MYSQL*
js_mysql_data2(JSContext* ctx, JSValueConst value) {
return JS_GetOpaque2(ctx, value, js_mysql_class_id);
}
static JSValue
js_mysql_new(JSContext* ctx, JSValueConst proto, MYSQL* my) {
JSValue obj;
if(js_mysql_class_id == 0)
js_mysql_init(ctx, 0);
if(JS_IsNull(proto) || JS_IsUndefined(proto))
proto = JS_DupValue(ctx, mysql_proto);
/* using new_target to get the prototype is necessary when the class is extended. */
obj = JS_NewObjectProtoClass(ctx, proto, js_mysql_class_id);
if(JS_IsException(obj))
goto fail;
mysql_optionsv(my, MARIADB_OPT_USERDATA, (void*)"JSObject*", (void*)JS_VALUE_GET_OBJ(obj));
JS_SetOpaque(obj, my);
return obj;
fail:
JS_FreeValue(ctx, obj);
return JS_EXCEPTION;
}
enum {
METHOD_ESCAPE_STRING,
METHOD_GET_OPTION,
METHOD_SET_OPTION,
};
static JSValue
js_mysql_methods(JSContext* ctx, JSValueConst this_val, int argc, JSValueConst argv[], int magic) {
MYSQL* my = 0;
JSValue ret = JS_UNDEFINED;
if(!(my = js_mysql_data2(ctx, this_val)))
return ret;
switch(magic) {
case METHOD_ESCAPE_STRING: {
char* dst;
const char* src;
size_t len;
if(!(src = JS_ToCStringLen(ctx, &len, argv[0]))) {
ret = JS_ThrowTypeError(ctx, "argument 1 must be string");
break;
}
if((!(dst = js_malloc(ctx, 2 * len + 1)))) {
ret = JS_EXCEPTION;
break;
}
len = mysql_real_escape_string(my, dst, src, len);
ret = JS_NewStringLen(ctx, dst, len);
js_free(ctx, dst);
break;
}
case METHOD_GET_OPTION: {
int32_t opt = -1;
JS_ToInt32(ctx, &opt, argv[0]);
switch(opt) {
/* unsigned int */
case MYSQL_OPT_CONNECT_TIMEOUT:
case MYSQL_OPT_PROTOCOL:
case MYSQL_OPT_READ_TIMEOUT:
case MYSQL_OPT_WRITE_TIMEOUT: {
unsigned int val = 0;
mysql_get_option(my, opt, &val);
ret = JS_NewUint32(ctx, val);
break;
}
/* unsigned long */
case MYSQL_OPT_MAX_ALLOWED_PACKET:
case MYSQL_OPT_NET_BUFFER_LENGTH: {
unsigned long val = 0;
mysql_get_option(my, opt, &val);
ret = JS_NewInt64(ctx, val);
break;
}
/* my_bool */
case MYSQL_ENABLE_CLEARTEXT_PLUGIN:
case MYSQL_OPT_CAN_HANDLE_EXPIRED_PASSWORDS:
case MYSQL_OPT_GUESS_CONNECTION:
case MYSQL_OPT_LOCAL_INFILE:
case MYSQL_OPT_RECONNECT:
case MYSQL_OPT_USE_RESULT:
case MYSQL_OPT_SSL_ENFORCE:
case MYSQL_OPT_SSL_VERIFY_SERVER_CERT:
case MYSQL_OPT_USE_EMBEDDED_CONNECTION:
case MYSQL_OPT_USE_REMOTE_CONNECTION:
case MYSQL_REPORT_DATA_TRUNCATION:
case MYSQL_SECURE_AUTH:
case MYSQL_OPT_NONBLOCK: {
my_bool val;
mysql_get_option(my, opt, &val);
ret = JS_NewBool(ctx, val);
break;
}
/* const char*/
case MYSQL_DEFAULT_AUTH:
case MYSQL_OPT_BIND:
case MYSQL_OPT_SSL_CA:
case MYSQL_OPT_SSL_CAPATH:
case MYSQL_OPT_SSL_CERT:
case MYSQL_OPT_SSL_CIPHER:
case MYSQL_OPT_SSL_CRL:
case MYSQL_OPT_SSL_CRLPATH:
case MYSQL_OPT_SSL_KEY:
case MYSQL_OPT_TLS_VERSION:
case MYSQL_PLUGIN_DIR:
case MYSQL_READ_DEFAULT_FILE:
case MYSQL_READ_DEFAULT_GROUP:
case MYSQL_SERVER_PUBLIC_KEY:
case MYSQL_SET_CHARSET_DIR:
case MYSQL_SET_CHARSET_NAME:
case MYSQL_SET_CLIENT_IP:
case MYSQL_SHARED_MEMORY_BASE_NAME: {
const char* val;
mysql_get_option(my, opt, &val);
ret = val ? JS_NewString(ctx, val) : JS_NULL;
break;
}
default: {
ret = JS_ThrowInternalError(ctx, "no such option %d", opt);
break;
}
}
break;
}
case METHOD_SET_OPTION: {
int32_t opt = -1;
JS_ToInt32(ctx, &opt, argv[0]);
switch(opt) {
/* unsigned int */
case MYSQL_OPT_CONNECT_TIMEOUT:
case MYSQL_OPT_PROTOCOL:
case MYSQL_OPT_READ_TIMEOUT:
case MYSQL_OPT_WRITE_TIMEOUT: {
uint32_t val;
JS_ToUint32(ctx, &val, argv[1]);
if(mysql_options(my, opt, (unsigned int*)&val))
ret = JS_ThrowInternalError(ctx, "mysql error: %s", mysql_error(my));
break;
}
/* unsigned long */
case MYSQL_OPT_MAX_ALLOWED_PACKET:
case MYSQL_OPT_NET_BUFFER_LENGTH: {
int64_t val;
JS_ToInt64(ctx, &val, argv[1]);
if(mysql_options(my, opt, (unsigned long*)&val))
ret = JS_ThrowInternalError(ctx, "mysql error: %s", mysql_error(my));
break;
}
case MYSQL_OPT_NONBLOCK: {
mysql_options(my, opt, 0);
break;
}
/* my_bool */
case MYSQL_ENABLE_CLEARTEXT_PLUGIN:
case MYSQL_OPT_CAN_HANDLE_EXPIRED_PASSWORDS:
case MYSQL_OPT_GUESS_CONNECTION:
case MYSQL_OPT_LOCAL_INFILE:
case MYSQL_OPT_RECONNECT:
case MYSQL_OPT_USE_RESULT:
case MYSQL_OPT_SSL_ENFORCE:
case MYSQL_OPT_SSL_VERIFY_SERVER_CERT:
case MYSQL_OPT_USE_EMBEDDED_CONNECTION:
case MYSQL_OPT_USE_REMOTE_CONNECTION:
case MYSQL_REPORT_DATA_TRUNCATION:
case MYSQL_SECURE_AUTH: {
my_bool val = JS_ToBool(ctx, argv[1]);
mysql_options(my, opt, &val);
break;
}
/* const char*/
case MYSQL_DEFAULT_AUTH:
case MYSQL_OPT_BIND:
case MYSQL_OPT_SSL_CA:
case MYSQL_OPT_SSL_CAPATH:
case MYSQL_OPT_SSL_CERT:
case MYSQL_OPT_SSL_CIPHER:
case MYSQL_OPT_SSL_CRL:
case MYSQL_OPT_SSL_CRLPATH:
case MYSQL_OPT_SSL_KEY:
case MYSQL_OPT_TLS_VERSION:
case MYSQL_PLUGIN_DIR:
case MYSQL_READ_DEFAULT_FILE:
case MYSQL_READ_DEFAULT_GROUP:
case MYSQL_SERVER_PUBLIC_KEY:
case MYSQL_SET_CHARSET_DIR:
case MYSQL_SET_CHARSET_NAME:
case MYSQL_SET_CLIENT_IP:
case MYSQL_SHARED_MEMORY_BASE_NAME: {
const char* val;
val = JS_ToCString(ctx, argv[1]);
if(mysql_options(my, opt, val))
ret = JS_ThrowInternalError(ctx, "mysql error: %s", mysql_error(my));
break;
}
default: {
ret = JS_ThrowInternalError(ctx, "no such option %d", opt);
break;
}
}
break;
}
}
return ret;
}
enum {
PROP_MORE_RESULTS,
PROP_AFFECTED_ROWS,
PROP_WARNING_COUNT,
PROP_FIELD_COUNT,
PROP_INFO,
PROP_ERRNO,
PROP_ERROR,
PROP_INSERT_ID,
PROP_CHARSET,
PROP_TIMEOUT,
PROP_TIMEOUT_MS,
PROP_SERVER_NAME,
PROP_SERVER_INFO,
PROP_SERVER_VERSION,
PROP_USER,
PROP_PASSWORD,
PROP_HOST,
PROP_DB,
PROP_PORT,
PROP_UNIX_SOCKET,
PROP_CLIENT_INFO,
PROP_CLIENT_VERSION,
PROP_THREAD_SAFE,
PROP_EOF,
PROP_NUM_ROWS,
PROP_NUM_FIELDS,
PROP_CURRENT_FIELD,
PROP_STATUS,
PROP_PENDING,
PROP_SOCKET,
};
static JSValue
js_mysql_get(JSContext* ctx, JSValueConst this_val, int magic) {
MYSQL* my;
JSValue ret = JS_UNDEFINED;
if(!(my = JS_GetOpaque(this_val, js_mysql_class_id)))
return JS_UNDEFINED;
switch(magic) {
case PROP_MORE_RESULTS: {
ret = JS_NewBool(ctx, mysql_more_results(my));
break;
}
case PROP_AFFECTED_ROWS: {
my_ulonglong affected;
if((signed)(affected = mysql_affected_rows(my)) != -1ll)
ret = JS_NewInt64(ctx, affected);
break;
}
case PROP_WARNING_COUNT: {
ret = JS_NewUint32(ctx, mysql_warning_count(my));
break;
}
case PROP_FIELD_COUNT: {
ret = JS_NewUint32(ctx, mysql_field_count(my));
break;
}
case PROP_SOCKET: {
ret = JS_NewInt64(ctx, mysql_get_socket(my));
break;
}
case PROP_ERRNO: {
ret = JS_NewInt32(ctx, mysql_errno(my));
break;
}
case PROP_ERROR: {
const char* error = mysql_info(my);
ret = error && *error ? JS_NewString(ctx, error) : JS_NULL;
break;
}
case PROP_INFO: {
const char* info = mysql_info(my);
ret = info && *info ? JS_NewString(ctx, info) : JS_NULL;
break;
}
case PROP_INSERT_ID: {
ret = JS_NewInt64(ctx, mysql_insert_id(my));
break;
}
case PROP_CHARSET: {
const char* charset = mysql_character_set_name(my);
ret = charset && *charset ? JS_NewString(ctx, charset) : JS_NULL;
break;
}
case PROP_TIMEOUT: {
ret = JS_NewUint32(ctx, mysql_get_timeout_value(my));
break;
}
case PROP_TIMEOUT_MS: {
ret = JS_NewUint32(ctx, mysql_get_timeout_value_ms(my));
break;
}
case PROP_SERVER_NAME: {
const char* name = mysql_get_server_name(my);
ret = name && *name ? JS_NewString(ctx, name) : JS_NULL;
break;
}
case PROP_SERVER_INFO: {
const char* info = mysql_get_server_info(my);
ret = info && *info ? JS_NewString(ctx, info) : JS_NULL;
break;
}
case PROP_SERVER_VERSION: {
ret = JS_NewUint32(ctx, mysql_get_server_version(my));
break;
}
case PROP_USER: {
ret = my->user ? JS_NewString(ctx, my->user) : JS_NULL;
break;
}
case PROP_PASSWORD: {
ret = my->passwd ? JS_NewString(ctx, my->passwd) : JS_NULL;
break;
}
case PROP_HOST: {
ret = my->host ? JS_NewString(ctx, my->host) : JS_NULL;
break;
}
case PROP_PORT: {
if(my->port > 0)
ret = JS_NewUint32(ctx, my->port);
break;
}
case PROP_DB: {
ret = my->db ? JS_NewString(ctx, my->db) : JS_NULL;
break;
}
case PROP_UNIX_SOCKET: {
ret = my->unix_socket ? JS_NewString(ctx, my->unix_socket) : JS_NULL;
break;
}
case PROP_STATUS: {
ret = JS_NewInt32(ctx, my->status);
break;
}
case PROP_PENDING: {
AsyncClosure* ac;
int32_t pending = 0;
if((ac = asyncclosure_lookup(mysql_get_socket(my))))
pending = to_mysql_wait(ac->state);
ret = JS_NewInt32(ctx, pending);
break;
}
}
return ret;
}
static JSValue
js_mysql_getstatic(JSContext* ctx, JSValueConst this_val, int magic) {
JSValue ret = JS_UNDEFINED;
switch(magic) {
case PROP_CLIENT_INFO: {
const char* info = mysql_get_client_info();
ret = info && *info ? JS_NewString(ctx, info) : JS_NULL;
break;
}
case PROP_CLIENT_VERSION: {
ret = JS_NewUint32(ctx, mysql_get_client_version());
break;
}
case PROP_THREAD_SAFE: {
ret = JS_NewBool(ctx, mysql_thread_safe());
break;
}
}
return ret;
}
static JSValue
js_mysql_value_string(JSContext* ctx, JSValueConst this_val, int argc, JSValueConst argv[]) {
JSValue ret;
DynBuf buf;
dbuf_init2(&buf, 0, 0);
for(int i = 0; i < argc; i++) {
if(i > 0)
dbuf_putstr(&buf, ", ");
js_mysql_print_value(ctx, &buf, argv[i]);
}
ret = JS_NewStringLen(ctx, (const char*)buf.buf, buf.size);
dbuf_free(&buf);
return ret;
}
static JSValue
js_mysql_values_string(JSContext* ctx, JSValueConst this_val, int argc, JSValueConst argv[]) {
JSValue ret;
DynBuf buf;
dbuf_init2(&buf, 0, 0);
for(int i = 0; i < argc; i++) {
if(i > 0)
dbuf_putstr(&buf, ", ");
js_mysql_print_values(ctx, &buf, argv[i]);
}
ret = JS_NewStringLen(ctx, (const char*)buf.buf, buf.size);
dbuf_free(&buf);
return ret;
}
static JSValue
js_mysql_insert_query(JSContext* ctx, JSValueConst this_val, int argc, JSValueConst argv[]) {
JSValue ret;
DynBuf buf;
const char* tbl;
size_t tbl_len;
tbl = JS_ToCStringLen(ctx, &tbl_len, argv[0]);
dbuf_init2(&buf, 0, 0);
js_mysql_print_insert(ctx, &buf);
dbuf_put(&buf, (const uint8_t*)tbl, tbl_len);
dbuf_putstr(&buf, " ");
for(int i = 1; i < argc; i++) {
if(i > 1)
dbuf_putstr(&buf, ", ");
js_mysql_print_values(ctx, &buf, argv[i]);
}
dbuf_putstr(&buf, ";");
ret = JS_NewStringLen(ctx, (const char*)buf.buf, buf.size);
dbuf_free(&buf);
return ret;
}
static JSValue
js_mysql_escape_string(JSContext* ctx, JSValueConst this_val, int argc, JSValueConst argv[]) {
JSValue ret = JS_UNDEFINED;
char* dst;
const char* src;
size_t len;
if(!(src = JS_ToCStringLen(ctx, &len, argv[0])))
return JS_ThrowTypeError(ctx, "argument 1 must be string");
if((!(dst = js_malloc(ctx, 2 * len + 1)))) {
JS_FreeCString(ctx, src);
return JS_EXCEPTION;
}
len = mysql_escape_string(dst, src, len);
ret = JS_NewStringLen(ctx, dst, len);
js_free(ctx, dst);
return ret;
}
static JSValue
js_mysql_constructor(JSContext* ctx, JSValueConst new_target, int argc, JSValueConst argv[]) {
JSValue proto, obj = JS_UNDEFINED;
MYSQL* my;
/* using new_target to get the prototype is necessary when the class is extended. */
proto = JS_GetPropertyStr(ctx, new_target, "prototype");
if(JS_IsException(proto))
goto fail;
if((my = mysql_init(NULL)))
mysql_options(my, MYSQL_OPT_NONBLOCK, 0);
obj = js_mysql_new(ctx, proto, my);
if(argc > 0) {
JSValue params = js_connectparams_from(ctx, argc, argv);
JSAtom prop = js_symbol_for_atom(ctx, "MYSQLConnectParameters");
JS_DefinePropertyValue(ctx, obj, prop, params, JS_PROP_CONFIGURABLE);
JS_FreeAtom(ctx, prop);
}
JS_FreeValue(ctx, proto);
return obj;
fail:
JS_FreeValue(ctx, obj);
return JS_EXCEPTION;
}
static int
js_mysql_fd(JSContext* ctx, JSValueConst this_val) {
MYSQL* my = js_mysql_data(this_val);
#ifdef _WIN32
int fd = -1;
SOCKET sock = my ? (SOCKET)mysql_get_socket(my) : (SOCKET)INVALID_HANDLE_VALUE;
BOOL has_fd;
intptr_t tmp;
#ifdef LIBMARIADB
if((has_fd = (!mysql_get_optionv(my, MARIADB_OPT_USERDATA, (void*)"fd", (void*)&tmp) && tmp != -1)))
fd = tmp;
for(;;) {
if(has_fd) {
SOCKET s = _get_osfhandle(fd);
if(s != sock) {
printf("WARNING: filedescriptor %d is socket handle %p, but the MySQL socket is %p\n", fd, (void*)s, (void*)sock);
mysql_optionsv(my, MARIADB_OPT_USERDATA, (void*)"fd", (void*)(intptr_t)-1);
has_fd = FALSE;
continue;
}
} else {
fd = sock != (SOCKET)INVALID_HANDLE_VALUE ? _open_osfhandle((intptr_t)sock, _O_BINARY | _O_RDWR) : -1;
#ifdef DEBUG_OUTPUT
printf("filedescriptor %d created from socket handle %p\n", fd, sock);
#endif
mysql_optionsv(my, MARIADB_OPT_USERDATA, (void*)"fd", (void*)(intptr_t)fd);
}
return fd;
}
#else
has_fd = js_has_propertystr(ctx, this_val, "fd");
for(;;) {
if(has_fd) {
fd = js_get_propertystr_int32(ctx, this_val, "fd");
s = _get_osfhandle(fd);
if(s != sock) {
printf("WARNING: filedescriptor %d is socket handle %p, but the MySQL socket is %p\n", fd, s, sock);
js_delete_propertystr(ctx, this_val, "fd");
has_fd = FALSE;
continue;