Refactoring: type description structures
[lttng-modules.git] / include / instrumentation / syscalls / headers / syscalls_integers_override.h
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b7cdc182 1/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only) */
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3#ifndef CREATE_SYSCALL_TABLE
4
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5/*
6 * The `flags` argument of the mmap syscall is split in two parts:
7 * - The type of mapping is described by the four least significant bits of the 4
8 * bytes integer,
9 * - The options on the mapping are described by the remaining 28 most
10 * significant bits.
11 */
12#define MAPPING_TYPE_RESERVED_BITS 4
13#define LTTNG_MMAP_FLAGS_TO_CTF(x) ((x) >> MAPPING_TYPE_RESERVED_BITS)
14
15/*
16 * Enumeration of the mmap flags, as described in the 'mmap'
17 * system call man page.
18 */
19SC_LTTNG_TRACEPOINT_ENUM(lttng_mmap_protection,
20 TP_ENUM_VALUES(
21 ctf_enum_value("PROT_EXEC", PROT_EXEC)
22 ctf_enum_value("PROT_READ", PROT_READ)
23 ctf_enum_value("PROT_WRITE", PROT_WRITE)
24 ctf_enum_value("PROT_NONE", PROT_NONE)
25 )
26)
27
28SC_LTTNG_TRACEPOINT_ENUM(lttng_mmap_flags_mapping_type,
29 TP_ENUM_VALUES(
30 ctf_enum_value("MAP_SHARED", MAP_SHARED)
31 ctf_enum_value("MAP_PRIVATE", MAP_PRIVATE)
5f4c791e 32#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0))
3cf55950 33 ctf_enum_value("MAP_SHARED_VALIDATE", MAP_SHARED_VALIDATE)
5f4c791e 34#endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0)) */
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35 )
36)
37
38/*
39 * Shift the values of the options so we can read them from the `flags` integer
40 * directly.
41 */
42SC_LTTNG_TRACEPOINT_ENUM(lttng_mmap_flags_options,
43 TP_ENUM_VALUES(
44 ctf_enum_value("<none>", 0)
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45
46#if defined (MAP_32BIT) && MAP_32BIT != 0
3cf55950 47 ctf_enum_value("MAP_32BIT", LTTNG_MMAP_FLAGS_TO_CTF(MAP_32BIT))
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48#endif /* defined (MAP_32BIT) && MAP_32BIT != 0 */
49
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50 ctf_enum_value("MAP_ANONYMOUS", LTTNG_MMAP_FLAGS_TO_CTF(MAP_ANONYMOUS))
51 ctf_enum_value("MAP_DENYWRITE", LTTNG_MMAP_FLAGS_TO_CTF(MAP_DENYWRITE))
52 ctf_enum_value("MAP_EXECUTABLE", LTTNG_MMAP_FLAGS_TO_CTF(MAP_EXECUTABLE))
53 ctf_enum_value("MAP_FIXED", LTTNG_MMAP_FLAGS_TO_CTF(MAP_FIXED))
1203baa4 54
5f4c791e 55#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,17,0))
3cf55950 56 ctf_enum_value("MAP_FIXED_NOREPLACE", LTTNG_MMAP_FLAGS_TO_CTF(MAP_FIXED_NOREPLACE))
5f4c791e 57#endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,17,0)) */
1203baa4 58
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59 ctf_enum_value("MAP_GROWSDOWN", LTTNG_MMAP_FLAGS_TO_CTF(MAP_GROWSDOWN))
60 ctf_enum_value("MAP_HUGETLB", LTTNG_MMAP_FLAGS_TO_CTF(MAP_HUGETLB))
1203baa4 61
5f4c791e 62#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
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63
64#if defined (MAP_HUGE_2MB) && MAP_HUGE_2MB != 0
65 ctf_enum_value("MAP_HUGE_2MB", LTTNG_MMAP_FLAGS_TO_CTF(MAP_HUGE_2MB))
66#endif /* defined (MAP_HUGE_2MB) && MAP_HUGE_2MB != 0 */
67
68#if defined (MAP_HUGE_1GB) && MAP_HUGE_1GB != 0
69 ctf_enum_value("MAP_HUGE_1GB", LTTNG_MMAP_FLAGS_TO_CTF(MAP_HUGE_1GB))
70#endif /* defined (MAP_HUGE_1GB) && MAP_HUGE_1GB != 0 */
71
5f4c791e 72#endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0)) */
1203baa4 73
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74 ctf_enum_value("MAP_LOCKED", LTTNG_MMAP_FLAGS_TO_CTF(MAP_LOCKED))
75 ctf_enum_value("MAP_NONBLOCK", LTTNG_MMAP_FLAGS_TO_CTF(MAP_NONBLOCK))
76 ctf_enum_value("MAP_NORESERVE", LTTNG_MMAP_FLAGS_TO_CTF(MAP_NORESERVE))
77 ctf_enum_value("MAP_POPULATE", LTTNG_MMAP_FLAGS_TO_CTF(MAP_POPULATE))
78 ctf_enum_value("MAP_STACK", LTTNG_MMAP_FLAGS_TO_CTF(MAP_STACK))
1203baa4 79
5f4c791e 80#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0))
3cf55950 81 ctf_enum_value("MAP_SYNC", LTTNG_MMAP_FLAGS_TO_CTF(MAP_SYNC))
5f4c791e 82#endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0)) */
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83
84#if defined (MAP_UNINITIALIZED) && MAP_UNINITIALIZED != 0
3cf55950 85 ctf_enum_value("MAP_UNINITIALIZED", LTTNG_MMAP_FLAGS_TO_CTF(MAP_UNINITIALIZED))
1203baa4 86#endif /* defined (MAP_UNINITIALIZED) && MAP_UNINITIALIZED != 0 */
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87 )
88)
89
90#define LTTNG_MMAP_FLAGS_TYPE \
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91 lttng_kernel_static_event_field("type", \
92 lttng_kernel_static_type_enum(&__enum_lttng_mmap_flags_mapping_type, \
93 lttng_kernel_static_type_integer(4, 1, 0, __BYTE_ORDER, 16)), \
94 false, false, false)
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95
96#define LTTNG_MMAP_FLAGS_OPTIONS \
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97 lttng_kernel_static_event_field("options", \
98 lttng_kernel_static_type_enum(&__enum_lttng_mmap_flags_options, \
99 lttng_kernel_static_type_integer(28, 1, 0, __BYTE_ORDER, 16)), \
100 false, false, false)
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101
102#if (__BYTE_ORDER == __LITTLE_ENDIAN)
103#define LTTNG_MMAP_FLAGS \
437d5aa5 104lttng_kernel_static_event_field_array( \
3cf55950 105 [0] = LTTNG_MMAP_FLAGS_TYPE, \
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106 [1] = LTTNG_MMAP_FLAGS_OPTIONS, \
107)
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108#else
109#define LTTNG_MMAP_FLAGS \
437d5aa5 110lttng_kernel_static_event_field_array( \
3cf55950 111 [0] = LTTNG_MMAP_FLAGS_OPTIONS, \
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112 [1] = LTTNG_MMAP_FLAGS_TYPE, \
113)
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114#endif
115
116/*
117 * Use a custom field here so that tracer writes a single integer and the
118 * work of splitting it up in two fields is left to the trace reader.
119 */
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120#define OVERRIDE_32_mmap
121#define OVERRIDE_64_mmap
cb3ef14c 122SC_LTTNG_TRACEPOINT_EVENT(mmap,
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123 TP_PROTO(sc_exit(unsigned long ret,)
124 unsigned long addr, unsigned long len,
125 unsigned long prot, unsigned long flags,
126 unsigned long fd, unsigned long off),
e17f92ba 127 TP_ARGS(sc_exit(ret,) addr, len, prot, flags, fd, off),
769ad370 128 TP_FIELDS(sc_exit(ctf_integer_hex(unsigned long, ret, ret))
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129 sc_in(ctf_integer_hex(unsigned long, addr, addr))
130 sc_in(ctf_integer(size_t, len, len))
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131 sc_in(ctf_enum(lttng_mmap_protection, int, prot, prot))
132 sc_in(
133 ctf_custom_field(
134 ctf_custom_type(
437d5aa5 135 lttng_kernel_static_type_struct(2, LTTNG_MMAP_FLAGS, lttng_alignof(uint32_t) * CHAR_BIT)
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136 ),
137 flags,
138 ctf_custom_code(
139 ctf_integer_type(uint32_t, flags)
140 )
141 )
142 )
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143 sc_in(ctf_integer(int, fd, fd))
144 sc_in(ctf_integer(off_t, offset, off))
145 )
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146)
147
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148/*
149 * Enumeration of the open flags, as described in the 'open'
150 * system call man page.
151 */
152SC_LTTNG_TRACEPOINT_ENUM(lttng_fcntl_cmd_flags,
153 TP_ENUM_VALUES(
154 ctf_enum_value("F_DUPFD", F_DUPFD)
155 ctf_enum_value("F_GETFD", F_GETFD)
156 ctf_enum_value("F_SETFD", F_SETFD)
157 ctf_enum_value("F_GETFL", F_GETFL)
158 ctf_enum_value("F_SETFL", F_SETFL)
159 ctf_enum_value("F_GETLK", F_GETLK)
160 ctf_enum_value("F_SETLK", F_SETLK)
161 ctf_enum_value("F_SETLKW", F_SETLKW)
162 ctf_enum_value("F_SETOWN", F_SETOWN)
163 ctf_enum_value("F_GETOWN", F_GETOWN)
164 ctf_enum_value("F_SETSIG", F_SETSIG)
165 ctf_enum_value("F_GETSIG", F_GETSIG)
f25545b1 166#if !defined(CONFIG_64BIT) || defined(CONFIG_COMPAT)
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167 ctf_enum_value("F_GETLK64", F_GETLK64)
168 ctf_enum_value("F_SETLK64", F_SETLK64)
169 ctf_enum_value("F_SETLKW64", F_SETLKW64)
f25545b1 170#endif /* #if !defined(CONFIG_64BIT) || defined(CONFIG_COMPAT) */
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171 ctf_enum_value("F_SETOWN_EX", F_SETOWN_EX)
172 ctf_enum_value("F_GETOWN_EX", F_GETOWN_EX)
5f4c791e 173#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,6,0))
c1c07d68 174 ctf_enum_value("F_GETOWNER_UIDS", F_GETOWNER_UIDS)
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175#endif /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,6,0)) */
176#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0))
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177 ctf_enum_value("F_OFD_GETLK", F_OFD_GETLK)
178 ctf_enum_value("F_OFD_SETLK", F_OFD_SETLK)
179 ctf_enum_value("F_OFD_SETLKW", F_OFD_SETLKW)
5f4c791e 180#endif /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,15,0)) */
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181 ctf_enum_value("F_SETLEASE", F_SETLEASE)
182 ctf_enum_value("F_GETLEASE", F_GETLEASE)
183 ctf_enum_value("F_NOTIFY", F_NOTIFY)
184 ctf_enum_value("F_CANCELLK", F_CANCELLK)
185 ctf_enum_value("F_DUPFD_CLOEXEC", F_DUPFD_CLOEXEC)
186 ctf_enum_value("F_SETPIPE_SZ", F_SETPIPE_SZ)
187 ctf_enum_value("F_GETPIPE_SZ", F_GETPIPE_SZ)
5f4c791e 188#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,17,0))
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189 ctf_enum_value("F_ADD_SEALS", F_ADD_SEALS)
190 ctf_enum_value("F_GET_SEALS", F_GET_SEALS)
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191#endif /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,17,0)) */
192#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0))
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193 ctf_enum_value("F_GET_RW_HINT", F_GET_RW_HINT)
194 ctf_enum_value("F_SET_RW_HINT", F_SET_RW_HINT)
195 ctf_enum_value("F_GET_FILE_RW_HINT", F_GET_FILE_RW_HINT)
196 ctf_enum_value("F_SET_FILE_RW_HINT", F_SET_FILE_RW_HINT)
5f4c791e 197#endif /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,14,0)) */
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198 )
199)
200
201#define OVERRIDE_32_fcntl
202#define OVERRIDE_64_fcntl
203SC_LTTNG_TRACEPOINT_EVENT(fcntl,
204 TP_PROTO(sc_exit(long ret,) unsigned int fd, unsigned int cmd, unsigned long arg),
205 TP_ARGS(sc_exit(ret,) fd, cmd, arg),
206 TP_FIELDS(
207 sc_exit(ctf_integer(long, ret, ret))
208 sc_in(ctf_integer(unsigned int, fd, fd))
209 sc_in(ctf_enum(lttng_fcntl_cmd_flags, unsigned int, cmd, cmd))
210 sc_inout(ctf_integer(unsigned long, arg, arg)))
211)
212
7e42c4ec 213#endif /* CREATE_SYSCALL_TABLE */
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