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Code

[quickjs] localstorage const

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This commit is contained in:
Witold Filipczyk 2022-01-30 12:48:21 +01:00
parent 9d01a943b3
commit 348d2ac490
3 changed files with 20 additions and 45 deletions
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16
src/ecmascript/localstorage-db.c
View File

@ -36,7 +36,7 @@ db_prepare_structure(char *db_name)
} }
int int
db_delete_from(char *db_name, char *key) db_delete_from(char *db_name, const char *key)
{ {
sqlite3_stmt *stmt; sqlite3_stmt *stmt;
@ -65,7 +65,7 @@ db_delete_from(char *db_name, char *key)
int int
db_insert_into(char *db_name, char *key, char *value) db_insert_into(char *db_name, const char *key, const char *value)
{ {
sqlite3_stmt *stmt; sqlite3_stmt *stmt;
sqlite3 *db; sqlite3 *db;
@ -92,7 +92,7 @@ db_insert_into(char *db_name, char *key, char *value)
} }
int int
db_update_set(char *db_name, char *key, char *value) db_update_set(char *db_name, const char *key, const char *value)
{ {
sqlite3_stmt *stmt; sqlite3_stmt *stmt;
@ -120,7 +120,7 @@ db_update_set(char *db_name, char *key, char *value)
} }
char * char *
db_query_by_value(char *db_name, char *value) db_query_by_value(char *db_name, const char *value)
{ {
sqlite3_stmt *stmt; sqlite3_stmt *stmt;
@ -140,7 +140,7 @@ db_query_by_value(char *db_name, char *value)
rc=sqlite3_prepare_v2(db, "SELECT key FROM storage WHERE value = ? LIMIT 1;", -1, &stmt, NULL); rc=sqlite3_prepare_v2(db, "SELECT key FROM storage WHERE value = ? LIMIT 1;", -1, &stmt, NULL);
rc=sqlite3_bind_text(stmt, 1, value, strlen(value), SQLITE_STATIC); rc=sqlite3_bind_text(stmt, 1, value, strlen(value), SQLITE_STATIC);
if ((const char*) sqlite3_column_text(stmt,1)!= NULL) { if (sqlite3_column_text(stmt,1)!= NULL) {
result=stracpy((const char *)sqlite3_column_text(stmt, 1)); result=stracpy((const char *)sqlite3_column_text(stmt, 1));
} else { } else {
result=stracpy(""); result=stracpy("");
@ -152,7 +152,7 @@ db_query_by_value(char *db_name, char *value)
} }
char * char *
db_query_by_key(char *db_name, char *key) db_query_by_key(char *db_name, const char *key)
{ {
sqlite3_stmt *stmt; sqlite3_stmt *stmt;
@ -172,8 +172,8 @@ db_query_by_key(char *db_name, char *key)
rc=sqlite3_prepare_v2(db, "SELECT * FROM storage WHERE key = ? LIMIT 1;", -1, &stmt, NULL); rc=sqlite3_prepare_v2(db, "SELECT * FROM storage WHERE key = ? LIMIT 1;", -1, &stmt, NULL);
rc=sqlite3_bind_text(stmt, 1, key, strlen(key), SQLITE_STATIC); rc=sqlite3_bind_text(stmt, 1, key, strlen(key), SQLITE_STATIC);
rc=sqlite3_step(stmt); rc=sqlite3_step(stmt);
if ((const char*) sqlite3_column_text(stmt,1)!= NULL) { if (sqlite3_column_text(stmt,1)!= NULL) {
result=stracpy((const unsigned char *)sqlite3_column_text(stmt, 1)); result=stracpy((const char *)sqlite3_column_text(stmt, 1));
} else { } else {
result = nullptr; result = nullptr;
} }

10
src/ecmascript/localstorage-db.h
View File

@ -7,10 +7,10 @@
#include <string.h> #include <string.h>
int db_prepare_structure(char *db_name); int db_prepare_structure(char *db_name);
int db_delete_from(char *db_name, char *key); int db_delete_from(char *db_name, const char *key);
int db_insert_into(char *db_name, char *key, char *value); int db_insert_into(char *db_name, const char *key, const char *value);
int db_update_set(char *db_name, char *key, char *value); int db_update_set(char *db_name, const char *key, const char *value);
char * db_query_by_key(char *db_name, char *key); char * db_query_by_key(char *db_name, const char *key);
char * db_qry_by_value(char *db_name, char *val); char * db_qry_by_value(char *db_name, const char *val);
#endif #endif

37
src/ecmascript/quickjs/localstorage.c
View File

@ -54,8 +54,8 @@
static JSClassID js_localstorage_class_id; static JSClassID js_localstorage_class_id;
/* IMPLEMENTS READ FROM STORAGE USING SQLITE DATABASE */ /* IMPLEMENTS READ FROM STORAGE USING SQLITE DATABASE */
static unsigned char * static char *
readFromStorage(const unsigned char *key) readFromStorage(const char *key)
{ {
char *val; char *val;
@ -70,11 +70,11 @@ readFromStorage(const unsigned char *key)
//DBG("Read: %s %s %s",local_storage_filename, key, val); //DBG("Read: %s %s %s",local_storage_filename, key, val);
return (val); return val;
} }
static void static void
removeFromStorage(const unsigned char *key) removeFromStorage(const char *key)
{ {
if (local_storage_ready==0) if (local_storage_ready==0)
{ {
@ -86,7 +86,7 @@ removeFromStorage(const unsigned char *key)
/* IMPLEMENTS SAVE TO STORAGE USING SQLITE DATABASE */ /* IMPLEMENTS SAVE TO STORAGE USING SQLITE DATABASE */
static void static void
saveToStorage(const unsigned char *key, const unsigned char *val) saveToStorage(const char *key, const char *val)
{ {
if (local_storage_ready==0) { if (local_storage_ready==0) {
db_prepare_structure(local_storage_filename); db_prepare_structure(local_storage_filename);
@ -125,7 +125,7 @@ js_localstorage_getitem(JSContext *ctx, JSValueConst this_val, int argc, JSValue
return JS_EXCEPTION; return JS_EXCEPTION;
} }
unsigned char *val = readFromStorage(key); char *val = readFromStorage(key);
JS_FreeCString(ctx, key); JS_FreeCString(ctx, key);
if (!val) { if (!val) {
@ -224,31 +224,6 @@ static JSClassDef js_localstorage_class = {
"localStorage", "localStorage",
}; };
static JSValue
js_localstorage_ctor(JSContext *ctx, JSValueConst new_target, int argc, JSValueConst *argv)
{
JSValue obj = JS_UNDEFINED;
JSValue proto;
/* 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;
}
obj = JS_NewObjectProtoClass(ctx, proto, js_localstorage_class_id);
JS_FreeValue(ctx, proto);
if (JS_IsException(obj)) {
goto fail;
}
RETURN_JS(obj);
fail:
JS_FreeValue(ctx, obj);
return JS_EXCEPTION;
}
int int
js_localstorage_init(JSContext *ctx) js_localstorage_init(JSContext *ctx)
{ {