Data Type
Common Data Types
| Type Name | Standard Type Name |
|---|---|
| HW_INT | int |
| HW_UINT | unsigned int |
| HW_CHAR | char |
| HW_UCHAR | unsigned char |
| HW_BOOL | int |
| HW_ULONG | unsigned long |
| HW_USHORT | unsigned short |
| HW_MSG | void* |
| HW_VOID | void |
| HW_NULL | 0 |
Function Return Values
| Return Value Name | Value | Standard Type Name |
|---|---|---|
| HW_OK | 0 | Execution succeeded |
| HW_ERR | 1 | Execution error |
| HW_ERR_PTR | 2 | Incorrect pointer |
| HW_ERR_ID | 3 | Incorrect ID |
| HW_ERR_PARA | 4 | Incorrect parameter |
| HW_ERR_KEY | 5 | Incorrect key |
| HW_ERR_NOMEM | 6 | Insufficient memory. |
| HW_ERR_MAGIC | 7 | Reserved |
| HW_ERR_OVERFLOW | 8 | Overflow |
| HW_ERR_GVAR | 9 | Reserved |
| HW_ERR_POOL | 10 | Reserved |
| HW_ERR_NO_MUTEX | 11 | Unlocked |
| HW_ERR_PID | 12 | Reserved |
| HW_ERR_FILEOPEN | 13 | Failed to open the file |
| HW_ERR_FD | 14 | Incorrect file description |
| HW_ERR_SOCKET | 15 | Abnormal socket |
| HW_ERR_NOTSUPPORT | 16 | Unsupported |
| HW_ERR_NOTLOAD | 17 | Not loaded |
| HW_ERR_ENCODE | 18 | Encoding error |
| HW_ERR_DECODE | 19 | Decoding error |
| HW_ERR_CALLBACK | 22 | Incorrect callback function |
| HW_ERR_STATE | 23 | Incorrect status |
| HW_ERR_OVERTIMES | 24 | Exceeded maximum number of retries |
| HW_ERR_ENDOVER | 25 | Reserved |
| HW_ERR_ENDLINE | 26 | Reserved |
| HW_ERR_NUMBER | 27 | Incorrect number |
| HW_ERR_NOMATCH | 28 | Mismatched |
| HW_ERR_NOSTART | 29 | Not started |
| HW_ERR_NOEND | 30 | Not ended |
| HW_ERR_OVERLAP | 31 | Reserved |
| HW_ERR_DROP | 32 | Discarded |
| HW_ERR_NODATA | 33 | No data |
| HW_ERR_CRC_CHK | 34 | CRC failed |
| HW_ERR_AUTH | 35 | Authentication failed |
| HW_ERR_LENGTH | 36 | Incorrect length |
| HW_ERR_NOTALLOW | 37 | Operation not allowed |
| HW_ERR_TOKEN | 38 | Incorrect token |
| HW_ERR_NOTIPV4 | 39 | IPv4 unsupported |
| HW_ERR_NOTIPV6 | 40 | IPv6 unsupported |
| HW_ERR_IELOST | 41 | Reserved |
| HW_ERR_IELOST1 | 42 | Reserved |
| HW_ERR_IELOST2 | 43 | Reserved |
| HW_ERR_AUDIO | 44 | Reserved |
| HW_ERR_VIDEO | 45 | Reserved |
| HW_ERR_MD5 | 46 | Reserved |
| HW_ERR_MD5_HA1 | 47 | Reserved |
| HW_ERR_MD5_RES | 48 | Reserved |
| HW_ERR_DIALOG | 49 | Incorrect dialog |
| HW_ERR_OBJ | 50 | Incorrect object |
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