In the last episode (Oct 08), Li, Qing said:
The bit fields th_x2 and th_off in struct tcphdr,
even though defined as u_int, actually occupies 1 byte.
u_int th_x2:4,/* (unused) */
th_off:4; /* data offset */
The :4 after each variable means 4 bits
In the last episode (Oct 10), Li, Qing said:
In the last episode (Oct 08), Li, Qing said:
The bit fields th_x2 and th_off in struct tcphdr, even
though defined as u_int, actually occupies 1 byte.
u_int th_x2:4,/* (unused) */
th_off:4; /* data offset
In the last episode (Oct 08), Li, Qing said:
The bit fields th_x2 and th_off in struct tcphdr,
even though defined as u_int, actually occupies 1 byte.
u_int th_x2:4,/* (unused) */
th_off:4; /* data offset */
The :4 after each variable means 4 bits long,
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