JevGetDetailInformation
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Description
This function acquires the detailed information of the JP1 event as a basic attribute of the JP1 event.
Definition header
JevApi.h
Format
int JevGetDetailInformation(long* lplStatus, JP1EVENT event, long* lplSize, const char** const lppszValue);
Arguments
lplStatus
In lplStatus, specify the pointer to the area for containing the status code that this function returns if the function abnormally terminates. The following explains the status code.
Status code |
Meaning |
---|---|
JEV_S_PARAM_ERROR |
An invalid parameter is specified. |
event
In event, specify the handle for accessing the target JP1 event (the return value of the JevGetEvent() function).
lplSize
In lplSize, specify the pointer to the area for storing the length of the detailed information.
lppszValue
In lppszValue, specify the pointer to the area for storing the pointer to the acquired detailed information. When the corresponding data does not exist, a NULL pointer is set.
Return values
Situation |
Explanation |
---|---|
Normal termination |
The function returns 0 and, in the area specified in lppszValue, stores the pointer to the detailed information. Also, in the area specified in lplSize, the function stores the length of the detailed information. |
Abnormal termination |
The function returns -1. Also, in the area specified in lplStatus, the function stores the detailed error code. |