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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
27 | */ |
| 28 | 28 | ||
| 29 | /** @addtogroup net |
29 | /** @addtogroup net |
| 30 | * @{ |
30 | * @{ |
| 31 | */ |
31 | */ |
| 32 | 32 | ||
| 33 | /** @file |
33 | /** @file |
| - | 34 | * Common error processing codes and routines. |
|
| 34 | */ |
35 | */ |
| 35 | 36 | ||
| 36 | #ifndef __NET_ERR_H__ |
37 | #ifndef __NET_ERR_H__ |
| 37 | #define __NET_ERR_H__ |
38 | #define __NET_ERR_H__ |
| 38 | 39 | ||
| 39 | #include <errno.h> |
40 | #include <errno.h> |
| 40 | 41 | ||
| - | 42 | /** An actual stored error code. |
|
| - | 43 | */ |
|
| 41 | #define ERROR_CODE error_check_return_value |
44 | #define ERROR_CODE error_check_return_value |
| - | 45 | ||
| - | 46 | /** An error processing routines declaration. |
|
| - | 47 | * This has to be declared in the block where the error processing is desired. |
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| - | 48 | */ |
|
| 42 | #define ERROR_DECLARE int ERROR_CODE |
49 | #define ERROR_DECLARE int ERROR_CODE |
| - | 50 | ||
| - | 51 | /** Stores the value as an error code and checks if an error occured. |
|
| - | 52 | * @param value The value to be checked. May be a function call. Input parameter. |
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| - | 53 | * @returns FALSE if the value indicates success (EOK). |
|
| - | 54 | * @returns TRUE otherwise. |
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| - | 55 | */ |
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| 43 | #define ERROR_OCCURED( value ) (( ERROR_CODE = ( value )) != EOK ) |
56 | #define ERROR_OCCURED( value ) (( ERROR_CODE = ( value )) != EOK ) |
| - | 57 | ||
| - | 58 | /** Checks if an error occured and immediatelly exits the actual function returning the error code. |
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| - | 59 | * @param value The value to be checked. May be a function call. Input parameter. |
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| - | 60 | */ |
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| 44 | #define ERROR_PROPAGATE( value ) if( ERROR_OCCURED( value )) return ERROR_CODE |
61 | #define ERROR_PROPAGATE( value ) if( ERROR_OCCURED( value )) return ERROR_CODE |
| 45 | 62 | ||
| 46 | #endif |
63 | #endif |
| 47 | 64 | ||
| 48 | /** @} |
65 | /** @} |