GetCustomAttrByBlockId
API definition |
APP_ERROR GetCustomAttrByBlockId(uint32_t blockId, uint8_t *&customAttr) const; |
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Function |
Obtains the custom attribute of a specified block ID. |
Input |
uint32_t blockId: block ID to be obtained. uint8_t *&customAttr: custom feature attribute on the device. |
Output |
N/A |
Return value |
APP_ERROR: return status. For details, see Return Code Reference. |
Restrictions |
The length of customAttr must be customAttrBlockSize × customAttrLen. Otherwise, an out-of-bounds read/write error may occur, causing program breakdown. customAttrBlockSize and customAttrLen are set in Init or InitWithExtraVal. |
Parent topic: AscendIndexTS