745ead6451
* 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>
61 lines
2.3 KiB
C
61 lines
2.3 KiB
C
/*
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* Copyright (c) 2016 Fabien Siron <fabien.siron@epita.fr>
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* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
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* Copyright (c) 2016-2017 The strace developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef STRACE_NLATTR_H
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#define STRACE_NLATTR_H
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typedef bool (*nla_decoder_t)(struct tcb *, kernel_ulong_t addr,
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kernel_ulong_t len, const void *opaque_data);
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extern void
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decode_nlattr(struct tcb *,
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kernel_ulong_t addr,
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kernel_ulong_t len,
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const struct xlat *,
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const char *dflt,
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const nla_decoder_t *,
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unsigned int size,
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const void *opaque_data);
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#define DECL_NLA(name) \
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extern bool \
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decode_nla_ ## name(struct tcb *, kernel_ulong_t addr, \
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kernel_ulong_t len, const void *)
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DECL_NLA(u8);
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DECL_NLA(u16);
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DECL_NLA(u32);
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DECL_NLA(u64);
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DECL_NLA(s8);
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DECL_NLA(s16);
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DECL_NLA(s32);
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DECL_NLA(s64);
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DECL_NLA(str);
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DECL_NLA(strn);
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#endif /* !STRACE_NLATTR_H */
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