[lttng-modules.git] / instrumentation / syscalls / headers / x86-64-syscalls-3.10.0-rc7_pointers_override.h

#ifndef CREATE_SYSCALL_TABLE

#define OVERRIDE_64_connect
SC_LTTNG_TRACEPOINT_EVENT_CODE(connect,
	TP_PROTO(sc_exit(long ret,) int fd, struct sockaddr * uservaddr, int addrlen),
	TP_ARGS(sc_exit(ret,) fd, uservaddr, addrlen),
	TP_locvar(
		__typeof__(uservaddr->sa_family) sa_family;
		uint16_t dport;
		uint32_t v4addr;
		uint16_t v6addr[8];
		unsigned int v4addr_len, v6addr_len;
	),
	TP_code_pre(
		sc_in(
			memset(tp_locvar, 0, sizeof(*tp_locvar));
			if (addrlen < sizeof(tp_locvar->sa_family))
				goto skip_code;
			(void) get_user(tp_locvar->sa_family, &uservaddr->sa_family);
			switch (tp_locvar->sa_family) {
			case AF_INET:
				if (addrlen < sizeof(struct sockaddr_in))
					goto skip_code;
				(void) get_user(tp_locvar->dport, &((struct sockaddr_in *) uservaddr)->sin_port);
				(void) get_user(tp_locvar->v4addr, &((struct sockaddr_in *) uservaddr)->sin_addr.s_addr);
				tp_locvar->v4addr_len = 4;
				break;
			case AF_INET6:
				if (addrlen < sizeof(struct sockaddr_in6))
					goto skip_code;
				(void) get_user(tp_locvar->dport, &((struct sockaddr_in6 *) uservaddr)->sin6_port);
				if (copy_from_user(tp_locvar->v6addr,
						&((struct sockaddr_in6 *) uservaddr)->sin6_addr.in6_u.u6_addr8,
						sizeof(tp_locvar->v6addr)))
					memset(tp_locvar->v6addr, 0, sizeof(tp_locvar->v6addr));
				tp_locvar->v6addr_len = 8;
				break;
			}
		skip_code:
		)
	),
	TP_FIELDS(
		sc_exit(ctf_integer(long, ret, ret))
		sc_in(ctf_integer(int, fd, fd))
		sc_in(ctf_integer_hex(struct sockaddr *, uservaddr, uservaddr))
		sc_in(ctf_integer_hex(int, addrlen, addrlen))
		sc_in(ctf_integer(unsigned short, family, tp_locvar->sa_family))
		sc_in(ctf_integer_network(uint16_t, dport, tp_locvar->dport))
		sc_in(ctf_sequence_network(uint8_t, v4addr, &tp_locvar->v4addr, unsigned int, tp_locvar->v4addr_len))
		sc_in(ctf_sequence_network(uint16_t, v6addr, &tp_locvar->v6addr, unsigned int, tp_locvar->v6addr_len))
	),
	TP_code_post()
)

#define LTTNG_SYSCALL_ACCEPT_locvar			\
	__typeof__(upeer_sockaddr->sa_family) sa_family;\
	uint16_t sport;					\
	uint32_t v4addr;				\
	uint16_t v6addr[8];				\
	int v4addr_len, v6addr_len;			\
	int uaddr_len;

#define LTTNG_SYSCALL_ACCEPT_code_pre											\
	sc_inout(													\
		memset(tp_locvar, 0, sizeof(*tp_locvar));								\
		(void) get_user(tp_locvar->uaddr_len, upeer_addrlen);							\
	)														\
	sc_out(														\
		if (tp_locvar->uaddr_len < sizeof(tp_locvar->sa_family))						\
			goto skip_code;											\
		(void) get_user(tp_locvar->sa_family, &upeer_sockaddr->sa_family);					\
		switch (tp_locvar->sa_family) {										\
		case AF_INET:												\
			if (tp_locvar->uaddr_len < sizeof(struct sockaddr_in))						\
				goto skip_code;										\
			(void) get_user(tp_locvar->sport, &((struct sockaddr_in *) upeer_sockaddr)->sin_port);		\
			(void) get_user(tp_locvar->v4addr, &((struct sockaddr_in *) upeer_sockaddr)->sin_addr.s_addr);	\
			tp_locvar->v4addr_len = 4;									\
			break;												\
		case AF_INET6:												\
			if (tp_locvar->uaddr_len < sizeof(struct sockaddr_in6))						\
				goto skip_code;										\
			(void) get_user(tp_locvar->sport, &((struct sockaddr_in6 *) upeer_sockaddr)->sin6_port);	\
			if (copy_from_user(tp_locvar->v6addr,								\
					&((struct sockaddr_in6 *) upeer_sockaddr)->sin6_addr.in6_u.u6_addr8,		\
					sizeof(tp_locvar->v6addr)))							\
				memset(tp_locvar->v6addr, 0, sizeof(tp_locvar->v6addr));				\
			tp_locvar->v6addr_len = 8;									\
			break;												\
		}													\
	skip_code:													\
	)

#define OVERRIDE_64_accept
SC_LTTNG_TRACEPOINT_EVENT_CODE(accept,
	TP_PROTO(sc_exit(long ret,) int fd, struct sockaddr * upeer_sockaddr, int * upeer_addrlen),
	TP_ARGS(sc_exit(ret,) fd, upeer_sockaddr, upeer_addrlen),
	TP_locvar(
		LTTNG_SYSCALL_ACCEPT_locvar
	),
	TP_code_pre(
		LTTNG_SYSCALL_ACCEPT_code_pre
	),
	TP_FIELDS(
		sc_exit(ctf_integer(long, ret, ret))
		sc_in(ctf_integer(int, fd, fd))
		sc_in(ctf_integer_hex(struct sockaddr *, upeer_sockaddr, upeer_sockaddr))
		sc_inout(ctf_integer(int, upeer_addrlen, tp_locvar->uaddr_len))
		sc_out(ctf_integer(unsigned short, family, tp_locvar->sa_family))
		sc_out(ctf_integer_network(uint16_t, sport, tp_locvar->sport))
		sc_out(ctf_sequence_network(uint8_t, v4addr, &tp_locvar->v4addr, unsigned int, tp_locvar->v4addr_len))
		sc_out(ctf_sequence_network(uint16_t, v6addr, &tp_locvar->v6addr, unsigned int, tp_locvar->v6addr_len))
	),
	TP_code_post()
)

#define OVERRIDE_64_accept4
SC_LTTNG_TRACEPOINT_EVENT_CODE(accept4,
	TP_PROTO(sc_exit(long ret,) int fd, struct sockaddr * upeer_sockaddr, int * upeer_addrlen, int flags),
	TP_ARGS(sc_exit(ret,) fd, upeer_sockaddr, upeer_addrlen, flags),
	TP_locvar(
		LTTNG_SYSCALL_ACCEPT_locvar
	),
	TP_code_pre(
		LTTNG_SYSCALL_ACCEPT_code_pre
	),
	TP_FIELDS(
		sc_exit(ctf_integer(long, ret, ret))
		sc_in(ctf_integer(int, fd, fd))
		sc_in(ctf_integer_hex(struct sockaddr *, upeer_sockaddr, upeer_sockaddr))
		sc_inout(ctf_integer(int, upeer_addrlen, tp_locvar->uaddr_len))
		sc_in(ctf_integer_hex(int, flags, flags))
		sc_out(ctf_integer(unsigned short, family, tp_locvar->sa_family))
		sc_out(ctf_integer_network(uint16_t, sport, tp_locvar->sport))
		sc_out(ctf_sequence_network(uint8_t, v4addr, &tp_locvar->v4addr, unsigned int, tp_locvar->v4addr_len))
		sc_out(ctf_sequence_network(uint16_t, v6addr, &tp_locvar->v6addr, unsigned int, tp_locvar->v6addr_len))
	),
	TP_code_post()
)

#define OVERRIDE_64_pipe
SC_LTTNG_TRACEPOINT_EVENT(pipe,
	TP_PROTO(sc_exit(long ret,) int * fildes),
	TP_ARGS(sc_exit(ret,) fildes),
	TP_FIELDS(sc_exit(ctf_integer(long, ret, ret))
		sc_out(ctf_user_array(int, fildes, fildes, 2))
	)
)

#else	/* CREATE_SYSCALL_TABLE */

#define OVERRIDE_TABLE_64_clone
TRACE_SYSCALL_TABLE(clone, clone, 56, 5)
#define OVERRIDE_TABLE_64_execve
TRACE_SYSCALL_TABLE(execve, execve, 59, 3)
#define OVERRIDE_TABLE_64_getcpu
TRACE_SYSCALL_TABLE(getcpu, getcpu, 309, 3)

#endif /* CREATE_SYSCALL_TABLE */
Commit	Line	Data
cac8f1aa MD	1	#ifndef CREATE_SYSCALL_TABLE
cac8f1aa MD	2
7ca580f8	3	#define OVERRIDE_64_connect
cb3ef14c	4	SC_LTTNG_TRACEPOINT_EVENT_CODE(connect,
7ca580f8 MD	5	TP_PROTO(sc_exit(long ret,) int fd, struct sockaddr * uservaddr, int addrlen),
	6	TP_ARGS(sc_exit(ret,) fd, uservaddr, addrlen),
	7	TP_locvar(
	8	__typeof__(uservaddr->sa_family) sa_family;
	9	uint16_t dport;
	10	uint32_t v4addr;
	11	uint16_t v6addr[8];
5e6f60b2	12	unsigned int v4addr_len, v6addr_len;
7ca580f8	13	),
265822ae	14	TP_code_pre(
7ca580f8 MD	15	sc_in(
7ca580f8 MD	16	memset(tp_locvar, 0, sizeof(*tp_locvar));
5a561ac3	17	if (addrlen < sizeof(tp_locvar->sa_family))
7ca580f8 MD	18	goto skip_code;
	19	(void) get_user(tp_locvar->sa_family, &uservaddr->sa_family);
	20	switch (tp_locvar->sa_family) {
	21	case AF_INET:
	22	if (addrlen < sizeof(struct sockaddr_in))
	23	goto skip_code;
	24	(void) get_user(tp_locvar->dport, &((struct sockaddr_in *) uservaddr)->sin_port);
	25	(void) get_user(tp_locvar->v4addr, &((struct sockaddr_in *) uservaddr)->sin_addr.s_addr);
	26	tp_locvar->v4addr_len = 4;
	27	break;
	28	case AF_INET6:
	29	if (addrlen < sizeof(struct sockaddr_in6))
	30	goto skip_code;
	31	(void) get_user(tp_locvar->dport, &((struct sockaddr_in6 *) uservaddr)->sin6_port);
b43aa94e	32	if (copy_from_user(tp_locvar->v6addr,
7ca580f8	33	&((struct sockaddr_in6 *) uservaddr)->sin6_addr.in6_u.u6_addr8,
b43aa94e MD	34	sizeof(tp_locvar->v6addr)))
b43aa94e MD	35	memset(tp_locvar->v6addr, 0, sizeof(tp_locvar->v6addr));
7ca580f8 MD	36	tp_locvar->v6addr_len = 8;
	37	break;
	38	}
	39	skip_code:
	40	)
	41	),
57ede728 MD	42	TP_FIELDS(
	43	sc_exit(ctf_integer(long, ret, ret))
	44	sc_in(ctf_integer(int, fd, fd))
	45	sc_in(ctf_integer_hex(struct sockaddr *, uservaddr, uservaddr))
	46	sc_in(ctf_integer_hex(int, addrlen, addrlen))
205f99b0	47	sc_in(ctf_integer(unsigned short, family, tp_locvar->sa_family))
57ede728	48	sc_in(ctf_integer_network(uint16_t, dport, tp_locvar->dport))
5e6f60b2 MD	49	sc_in(ctf_sequence_network(uint8_t, v4addr, &tp_locvar->v4addr, unsigned int, tp_locvar->v4addr_len))
5e6f60b2 MD	50	sc_in(ctf_sequence_network(uint16_t, v6addr, &tp_locvar->v6addr, unsigned int, tp_locvar->v6addr_len))
265822ae MD	51	),
265822ae MD	52	TP_code_post()
7ca580f8 MD	53	)
7ca580f8 MD	54
223d33f2 JG	55	#define LTTNG_SYSCALL_ACCEPT_locvar \
	56	__typeof__(upeer_sockaddr->sa_family) sa_family;\
	57	uint16_t sport; \
	58	uint32_t v4addr; \
	59	uint16_t v6addr[8]; \
	60	int v4addr_len, v6addr_len; \
	61	int uaddr_len;
	62
	63	#define LTTNG_SYSCALL_ACCEPT_code_pre \
	64	sc_inout( \
	65	memset(tp_locvar, 0, sizeof(*tp_locvar)); \
	66	(void) get_user(tp_locvar->uaddr_len, upeer_addrlen); \
	67	) \
	68	sc_out( \
5a561ac3	69	if (tp_locvar->uaddr_len < sizeof(tp_locvar->sa_family)) \
223d33f2 JG	70	goto skip_code; \
	71	(void) get_user(tp_locvar->sa_family, &upeer_sockaddr->sa_family); \
	72	switch (tp_locvar->sa_family) { \
	73	case AF_INET: \
	74	if (tp_locvar->uaddr_len < sizeof(struct sockaddr_in)) \
	75	goto skip_code; \
	76	(void) get_user(tp_locvar->sport, &((struct sockaddr_in *) upeer_sockaddr)->sin_port); \
	77	(void) get_user(tp_locvar->v4addr, &((struct sockaddr_in *) upeer_sockaddr)->sin_addr.s_addr); \
	78	tp_locvar->v4addr_len = 4; \
	79	break; \
	80	case AF_INET6: \
	81	if (tp_locvar->uaddr_len < sizeof(struct sockaddr_in6)) \
	82	goto skip_code; \
	83	(void) get_user(tp_locvar->sport, &((struct sockaddr_in6 *) upeer_sockaddr)->sin6_port); \
	84	if (copy_from_user(tp_locvar->v6addr, \
	85	&((struct sockaddr_in6 *) upeer_sockaddr)->sin6_addr.in6_u.u6_addr8, \
	86	sizeof(tp_locvar->v6addr))) \
	87	memset(tp_locvar->v6addr, 0, sizeof(tp_locvar->v6addr)); \
	88	tp_locvar->v6addr_len = 8; \
	89	break; \
	90	} \
	91	skip_code: \
	92	)
	93
7ca580f8	94	#define OVERRIDE_64_accept
cb3ef14c	95	SC_LTTNG_TRACEPOINT_EVENT_CODE(accept,
7ca580f8 MD	96	TP_PROTO(sc_exit(long ret,) int fd, struct sockaddr * upeer_sockaddr, int * upeer_addrlen),
	97	TP_ARGS(sc_exit(ret,) fd, upeer_sockaddr, upeer_addrlen),
	98	TP_locvar(
223d33f2	99	LTTNG_SYSCALL_ACCEPT_locvar
7ca580f8	100	),
265822ae	101	TP_code_pre(
223d33f2	102	LTTNG_SYSCALL_ACCEPT_code_pre
7ca580f8	103	),
57ede728 MD	104	TP_FIELDS(
	105	sc_exit(ctf_integer(long, ret, ret))
	106	sc_in(ctf_integer(int, fd, fd))
	107	sc_in(ctf_integer_hex(struct sockaddr *, upeer_sockaddr, upeer_sockaddr))
	108	sc_inout(ctf_integer(int, upeer_addrlen, tp_locvar->uaddr_len))
205f99b0	109	sc_out(ctf_integer(unsigned short, family, tp_locvar->sa_family))
57ede728	110	sc_out(ctf_integer_network(uint16_t, sport, tp_locvar->sport))
b0f393f2 MD	111	sc_out(ctf_sequence_network(uint8_t, v4addr, &tp_locvar->v4addr, unsigned int, tp_locvar->v4addr_len))
b0f393f2 MD	112	sc_out(ctf_sequence_network(uint16_t, v6addr, &tp_locvar->v6addr, unsigned int, tp_locvar->v6addr_len))
265822ae MD	113	),
265822ae MD	114	TP_code_post()
7ca580f8 MD	115	)
7ca580f8 MD	116
2a837c70 JG	117	#define OVERRIDE_64_accept4
	118	SC_LTTNG_TRACEPOINT_EVENT_CODE(accept4,
	119	TP_PROTO(sc_exit(long ret,) int fd, struct sockaddr * upeer_sockaddr, int * upeer_addrlen, int flags),
	120	TP_ARGS(sc_exit(ret,) fd, upeer_sockaddr, upeer_addrlen, flags),
	121	TP_locvar(
223d33f2	122	LTTNG_SYSCALL_ACCEPT_locvar
2a837c70 JG	123	),
2a837c70 JG	124	TP_code_pre(
223d33f2	125	LTTNG_SYSCALL_ACCEPT_code_pre
2a837c70 JG	126	),
	127	TP_FIELDS(
	128	sc_exit(ctf_integer(long, ret, ret))
	129	sc_in(ctf_integer(int, fd, fd))
	130	sc_in(ctf_integer_hex(struct sockaddr *, upeer_sockaddr, upeer_sockaddr))
	131	sc_inout(ctf_integer(int, upeer_addrlen, tp_locvar->uaddr_len))
	132	sc_in(ctf_integer_hex(int, flags, flags))
205f99b0	133	sc_out(ctf_integer(unsigned short, family, tp_locvar->sa_family))
2a837c70 JG	134	sc_out(ctf_integer_network(uint16_t, sport, tp_locvar->sport))
	135	sc_out(ctf_sequence_network(uint8_t, v4addr, &tp_locvar->v4addr, unsigned int, tp_locvar->v4addr_len))
	136	sc_out(ctf_sequence_network(uint16_t, v6addr, &tp_locvar->v6addr, unsigned int, tp_locvar->v6addr_len))
	137	),
	138	TP_code_post()
	139	)
	140
5539ecc8 LP	141	#define OVERRIDE_64_pipe
	142	SC_LTTNG_TRACEPOINT_EVENT(pipe,
	143	TP_PROTO(sc_exit(long ret,) int * fildes),
	144	TP_ARGS(sc_exit(ret,) fildes),
	145	TP_FIELDS(sc_exit(ctf_integer(long, ret, ret))
	146	sc_out(ctf_user_array(int, fildes, fildes, 2))
	147	)
	148	)
	149
cac8f1aa MD	150	#else /* CREATE_SYSCALL_TABLE */
cac8f1aa MD	151
644d6e9c MD	152	#define OVERRIDE_TABLE_64_clone
	153	TRACE_SYSCALL_TABLE(clone, clone, 56, 5)
	154	#define OVERRIDE_TABLE_64_execve
	155	TRACE_SYSCALL_TABLE(execve, execve, 59, 3)
	156	#define OVERRIDE_TABLE_64_getcpu
	157	TRACE_SYSCALL_TABLE(getcpu, getcpu, 309, 3)
e42e81fd	158
cac8f1aa	159	#endif /* CREATE_SYSCALL_TABLE */