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1 /*
2  * Copyright (c) 2016-2017 Dmitry V. Levin <ldv@altlinux.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  *    derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #ifndef STRACE_PRINT_FIELDS_H
29 #define STRACE_PRINT_FIELDS_H
30 
31 /*
32  * The printf-like function to use in header files
33  * shared between strace and its tests.
34  */
35 #ifndef STRACE_PRINTF
36 # define STRACE_PRINTF tprintf
37 #endif
38 
39 #define PRINT_FIELD_D(prefix_, where_, field_)				\
40 	STRACE_PRINTF("%s%s=%lld", (prefix_), #field_,			\
41 		      sign_extend_unsigned_to_ll((where_).field_))
42 
43 #define PRINT_FIELD_U(prefix_, where_, field_)				\
44 	STRACE_PRINTF("%s%s=%llu", (prefix_), #field_,			\
45 		      zero_extend_signed_to_ull((where_).field_))
46 
47 #define PRINT_FIELD_X(prefix_, where_, field_)				\
48 	STRACE_PRINTF("%s%s=%#llx", (prefix_), #field_,			\
49 		      zero_extend_signed_to_ull((where_).field_))
50 
51 #define PRINT_FIELD_COOKIE(prefix_, where_, field_)			\
52 	STRACE_PRINTF("%s%s=[%llu, %llu]", (prefix_), #field_,		\
53 		      zero_extend_signed_to_ull((where_).field_[0]),	\
54 		      zero_extend_signed_to_ull((where_).field_[1]))
55 
56 #define PRINT_FIELD_FLAGS(prefix_, where_, field_, xlat_, dflt_)	\
57 	do {								\
58 		STRACE_PRINTF("%s%s=", (prefix_), #field_);		\
59 		printflags((xlat_), (where_).field_, (dflt_));		\
60 	} while (0)
61 
62 #define PRINT_FIELD_XVAL(prefix_, where_, field_, xlat_, dflt_)		\
63 	do {								\
64 		STRACE_PRINTF("%s%s=", (prefix_), #field_);		\
65 		printxval((xlat_), (where_).field_, (dflt_));		\
66 	} while (0)
67 
68 #endif /* !STRACE_PRINT_FIELDS_H */
69