SILC_PACKET_DATALEN
NAME
#define SILC_PACKET_DATALEN ...
DESCRIPTION
Calculates the data length with given header length. This macro
can be used to check whether the data_len with header_len exceeds
SILC_PACKET_MAX_LEN. If it does, this returns the new data_len
so that the SILC_PACKET_MAX_LEN is not exceeded. If the data_len
plus header_len fits SILC_PACKET_MAX_LEN the returned data length
is the data_len given as argument. This macro can be used when
assembling packet.
SOURCE
#define SILC_PACKET_DATALEN(data_len, header_len) \
((data_len + header_len) > SILC_PACKET_MAX_LEN ? \
data_len - ((data_len + header_len) - SILC_PACKET_MAX_LEN) : data_len)
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