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5 Commits

Author SHA1 Message Date
Eugene Syromyatnikov
861e50b6df Add terminating comment after each DECL_* macro definition 
In an attempt to improve readability.

* defs.h (DECL_IOCTL, DECL_NETLINK, DECL_PRINTNUM, DECL_PRINTNUM_ADDR,
ATTRIBUTE_FORMAT): Add comment that marks end of macro definition.
* netlink_sock_diag (DECL_NETLINK_DIAG_DECODER): Likewise.
* nlattr.h (DECL_NLA): Likewise.
 2017-07-25 14:26:10 +02:00
Dmitry V. Levin
bf24770d91 Move family-specific NETLINK_SOCK_DIAG parsers to separate files 
Split netlink_sock_diag.c that grew too big.

* defs.h (tcp_states, tcp_state_flags): New xlat prototypes.
* netlink_sock_diag.h: New file.
* netlink_inet_diag.c: Likewise.
* netlink_netlink_diag.c: Likewise.
* netlink_packet_diag.c: Likewise.
* netlink_smc_diag.c: Likewise.
* netlink_unix_diag.c: Likewise.
* Makefile.am (strace_SOURCES): Add them.
* netlink_sock_diag.c: Move family-specific parsers and associated
header includes to separate files.
* nlattr.h (DECL_NLA(meminfo)): New prototype.
* nlattr.c: Include <linux/sock_diag.h>.
(print_meminfo, decode_nla_meminfo): New functions from
netlink_sock_diag.c.
 2017-07-19 10:07:34 +00:00
Dmitry V. Levin
c56a3c361c Adjust prototypes of netlink parsing functions 
Change the type of "len" argument that is based
on struct nlmsghdr.nlmsg_len from kernel_ulong_t to unsigned int.

* defs.h (netlink_decoder_t, DECL_NETLINK): Change "len" argument type
from kernel_ulong_t to unsigned int.
* netlink.c (decode_nlmsgerr_attr_cookie, decode_nlmsgerr,
decode_payload): Likewise.
* netlink_selinux.c (decode_netlink_selinux): Likewise.
* netlink_sock_diag.c (decode_family, decode_unix_diag_req,
decode_meminfo, decode_unix_diag_vfs, decode_unix_diag_inode,
decode_unix_diag_rqlen, decode_unix_diag_msg, decode_netlink_diag_req,
print_group, decode_netlink_diag_ring, decode_netlink_diag_flags,
decode_netlink_diag_msg, decode_packet_diag_req,
decode_packet_diag_info, decode_packet_diag_mclist,
decode_packet_diag_ring, decode_packet_diag_filter,
decode_packet_diag_msg, decode_inet_addr, decode_inet_diag_hostcond,
decode_inet_diag_markcond, decode_bytecode_data, decode_inet_diag_bc_op,
decode_inet_diag_req_compat, decode_inet_diag_req_v2,
decode_inet_diag_req, decode_inet_diag_meminfo, decode_tcpvegas_info,
decode_tcp_dctcp_info, decode_tcp_bbr_info, decode_inet_diag_msg,
decode_smc_diag_req, decode_smc_diag_conninfo, decode_smc_diag_lgrinfo,
decode_smc_diag_msg, netlink_diag_decoder_t, decode_netlink_sock_diag):
Likewise.
* nlattr.c (fetch_nlattr, decode_nlattr_with_data, decode_nlattr,
decode_nla_str, decode_nla_strn, DECODE_NLA_INTEGER): Likewise.
* nlattr.h (nla_decoder_t, DECL_NLA, decode_nlattr): Likewise.
 2017-07-19 10:07:34 +00:00
JingPiao Chen
745ead6451 netlink: introduce nla_decoder_t to parse netlink attributes data 
* nlattr.h (nla_decoder_t): New typedef.
(DECL_NLA): New macro.
(decode_nlattr): Add decoders, size and opaque_data argument.
* nlattr.c: (decode_nlattr_with_data): Likewise.
(decode_nla_*): New functions.
* netlink_sock_diag.c (decode_inet_diag_req_compat)
(decode_inet_diag_req_v2, decode_inet_diag_msg)
(decode_netlink_diag_msg, (decode_packet_diag_msg)
(decode_smc_diag_msg, decode_unix_diag_msg): Add decoders,
size and opaque_data arguments. All callers updated.

Co-authored-by: Fabien Siron <fabien.siron@epita.fr>
 2017-06-30 21:38:49 +00:00
JingPiao Chen
d851f5695d netlink: introduce a basic netlink attributes parser 
* linux/unix_diag.h (UNIX_DIAG_*): New enum.
* nlattr.c: New file.
* nlattr.h: Likewise.
* Makefile.am (strace_SOURCES): Add them.
* netlink_sock_diag.c: Include "nlattr.h" and "xlat/unix_diag_attrs.h".
(decode_unix_diag_msg): Use decode_nlattr.
* xlat/unix_diag_attrs.in: New file.

Co-authored-by: Fabien Siron <fabien.siron@epita.fr>
 2017-06-21 16:36:33 +00:00