The following table describes parameters for the dr_net_write function.
Persistent handle created by the dr_cache_init function
Key to cache, search, or refresh
Length of the key in bytes
Any header data, which can be NULL.
Any footer data, which can be NULL.
Length of the header data in bytes, which can be 0.
Length of the footer data in bytes, which can be 0.
Timeout before this function aborts.
ORed directives for this function. See Flags.
Pointer to the request
Pointer to the session