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Lines Matching refs:packet

2  * packet.h -- low-level DNS packet encoding and decoding functions.
52 #define	RD(packet)      (*buffer_at((packet), 2) & RD_MASK)
53 #define	RD_SET(packet)	(*buffer_at((packet), 2) |= RD_MASK)
54 #define	RD_CLR(packet)	(*buffer_at((packet), 2) &= ~RD_MASK)
58 #define	TC(packet)	(*buffer_at((packet), 2) & TC_MASK)
59 #define	TC_SET(packet)	(*buffer_at((packet), 2) |= TC_MASK)
60 #define	TC_CLR(packet)	(*buffer_at((packet), 2) &= ~TC_MASK)
64 #define	AA(packet)	(*buffer_at((packet), 2) & AA_MASK)
65 #define	AA_SET(packet)	(*buffer_at((packet), 2) |= AA_MASK)
66 #define	AA_CLR(packet)	(*buffer_at((packet), 2) &= ~AA_MASK)
70 #define	OPCODE(packet)	((*buffer_at((packet), 2) & OPCODE_MASK) >> OPCODE_SHIFT)
71 #define	OPCODE_SET(packet, opcode) \
72 	(*buffer_at((packet), 2) = (*buffer_at((packet), 2) & ~OPCODE_MASK) | ((opcode) << OPCODE_SHIFT))
76 #define	QR(packet)	(*buffer_at((packet), 2) & QR_MASK)
77 #define	QR_SET(packet)	(*buffer_at((packet), 2) |= QR_MASK)
78 #define	QR_CLR(packet)	(*buffer_at((packet), 2) &= ~QR_MASK)
83 #define	RCODE(packet)	(*buffer_at((packet), 3) & RCODE_MASK)
84 #define	RCODE_SET(packet, rcode) \
85 	(*buffer_at((packet), 3) = (*buffer_at((packet), 3) & ~RCODE_MASK) | (rcode))
89 #define	CD(packet)	(*buffer_at((packet), 3) & CD_MASK)
90 #define	CD_SET(packet)	(*buffer_at((packet), 3) |= CD_MASK)
91 #define	CD_CLR(packet)	(*buffer_at((packet), 3) &= ~CD_MASK)
95 #define	AD(packet)	(*buffer_at((packet), 3) & AD_MASK)
96 #define	AD_SET(packet)	(*buffer_at((packet), 3) |= AD_MASK)
97 #define	AD_CLR(packet)	(*buffer_at((packet), 3) &= ~AD_MASK)
101 #define	Z(packet)	(*buffer_at((packet), 3) & Z_MASK)
102 #define	Z_SET(packet)	(*buffer_at((packet), 3) |= Z_MASK)
103 #define	Z_CLR(packet)	(*buffer_at((packet), 3) &= ~Z_MASK)
107 #define	RA(packet)	(*buffer_at((packet), 3) & RA_MASK)
108 #define	RA_SET(packet)	(*buffer_at((packet), 3) |= RA_MASK)
109 #define	RA_CLR(packet)	(*buffer_at((packet), 3) &= ~RA_MASK)
112 #define	ID(packet)		(buffer_read_u16_at((packet), 0))
113 #define	ID_SET(packet, id)	(buffer_write_u16_at((packet), 0, (id)))
116 #define FLAGS(packet)		(buffer_read_u16_at((packet), 2))
117 #define FLAGS_SET(packet, f)	(buffer_write_u16_at((packet), 2, (f)))
120 #define	QDCOUNT(packet)		(buffer_read_u16_at((packet), 4))
121 #define QDCOUNT_SET(packet, c)	(buffer_write_u16_at((packet), 4, (c)))
124 #define	ANCOUNT(packet)		(buffer_read_u16_at((packet), 6))
125 #define ANCOUNT_SET(packet, c)	(buffer_write_u16_at((packet), 6, (c)))
128 #define	NSCOUNT(packet)		(buffer_read_u16_at((packet), 8))
129 #define NSCOUNT_SET(packet, c)	(buffer_write_u16_at((packet), 8, (c)))
132 #define	ARCOUNT(packet)		(buffer_read_u16_at((packet), 10))
133 #define ARCOUNT_SET(packet, c)	(buffer_write_u16_at((packet), 10, (c)))
140 #define	MAXRRSPP		10240    /* Maximum number of rr's per packet */
174  * Skip the RR at the current position in PACKET.
176 int packet_skip_rr(buffer_type *packet, int question_section);
179  * Skip the dname at the current position in PACKET.
181 int packet_skip_dname(buffer_type *packet);
184  * Read the RR at the current position in PACKET.
188 			buffer_type *packet,
192  * read a query entry from network packet given in buffer.
196 int packet_read_query_section(buffer_type *packet,
201 /* read notify SOA serial from packet. buffer position is unmodified on return.
203 int packet_find_notify_serial(buffer_type *packet, uint32_t* serial);