Files
MAX_CARLINK_A270S/MXC_A27-PCB4.5-270S/lib/awtk/awtk/src/tkc/object_rbuffer.c
2025-01-21 16:49:37 +08:00

81 lines
2.6 KiB
C

/**
* File: object_rbuffer.c
* Author: AWTK Develop Team
* Brief: wrap rbuffer to an object.
*
* Copyright (c) 2020 - 2021 Guangzhou ZHIYUAN Electronics Co.,Ltd.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY { without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* License file for more details.
*
*/
/**
* History:
* ================================================================
* 2021-01-03 Li XianJing <xianjimli@hotmail.com> created
*
*/
#include "tkc/mem.h"
#include "tkc/value.h"
#include "tkc/utils.h"
#include "object_rbuffer.h"
static ret_t object_rbuffer_on_destroy(object_t* obj) {
return RET_OK;
}
static ret_t object_rbuffer_set_prop(object_t* obj, const char* name, const value_t* v) {
return RET_NOT_FOUND;
}
static ret_t object_rbuffer_get_prop(object_t* obj, const char* name, value_t* v) {
ret_t ret = RET_NOT_FOUND;
object_rbuffer_t* o = OBJECT_RBUFFER(obj);
return_value_if_fail(o != NULL && o->rbuffer != NULL, RET_BAD_PARAMS);
if (tk_str_eq(name, "cursor")) {
value_set_uint32(v, o->rbuffer->cursor);
ret = RET_OK;
} else if (tk_str_eq(name, "capacity")) {
value_set_uint32(v, o->rbuffer->capacity);
ret = RET_OK;
} else if (tk_str_eq(name, "data")) {
value_set_pointer(v, (void*)(o->rbuffer->data));
ret = RET_OK;
}
return ret;
}
static const object_vtable_t s_object_rbuffer_vtable = {.type = "object_rbuffer",
.desc = "object_rbuffer",
.size = sizeof(object_rbuffer_t),
.is_collection = FALSE,
.on_destroy = object_rbuffer_on_destroy,
.get_prop = object_rbuffer_get_prop,
.set_prop = object_rbuffer_set_prop};
object_t* object_rbuffer_create(const uint8_t* data, uint32_t capacity) {
object_t* o = NULL;
object_rbuffer_t* wrapper = NULL;
o = object_create(&s_object_rbuffer_vtable);
return_value_if_fail(o != NULL, NULL);
wrapper = OBJECT_RBUFFER(o);
return_value_if_fail(wrapper != NULL, NULL);
wrapper->rbuffer = rbuffer_init(&(wrapper->arbuffer), data, capacity);
return o;
}
object_rbuffer_t* object_rbuffer_cast(object_t* obj) {
return_value_if_fail(obj != NULL && obj->vt == &s_object_rbuffer_vtable, NULL);
return (object_rbuffer_t*)(obj);
}