| 1 | |
| 2 | enum name <int> { |
| 3 | ZERO, |
| 4 | ONE, |
| 5 | TWO, |
| 6 | TEN = 10, |
| 7 | ELEVEN, |
| 8 | }; |
| 9 | |
| 10 | enum name <long> { ONE, TWO }; |
| 11 | |
| 12 | enum name <unsigned long> { ONE, TWO }; |
| 13 | |
| 14 | enum name <unsigned long> { |
| 15 | string = 1 ... 2, |
| 16 | "other string" = 3...4, |
| 17 | yet_another_string, /* will be assigned to end_value2 + 1 */ |
| 18 | "some other string" = 10, |
| 19 | }; |
| 20 | |
| 21 | enum name <long> { "int" = 1, }; |
| 22 | |
| 23 | typealias floating_point { |
| 24 | exp_dig = 8; /* sizeof(float) * CHAR_BIT - FLT_MANT_DIG */ |
| 25 | mant_dig = 24; /* FLT_MANT_DIG */ |
| 26 | byte_order = native; |
| 27 | } : float; |
| 28 | |
| 29 | typealias integer { |
| 30 | size = 32; |
| 31 | align = 32; |
| 32 | sign = false; |
| 33 | } : struct page *; |
| 34 | |
| 35 | stream { |
| 36 | typealias integer { size = 64; align = 64; signed = false; } : uint64_t; |
| 37 | typealias integer { size = 16; align = 16; signed = false; } : uint16_t; |
| 38 | typealias integer { size = 32; align = 32; signed = true; } : int; |
| 39 | typedef int pid_t; |
| 40 | |
| 41 | id = 5; |
| 42 | /* Type 1 - Few event IDs; Type 2 - Many event IDs. See section 6.2. */ |
| 43 | event.header := struct { uint64_t timestamp; uint16_t id; }; |
| 44 | event.context := struct { pid_t pid; }; |
| 45 | }; |
| 46 | |
| 47 | struct example { |
| 48 | short a:12; |
| 49 | short b:5; |
| 50 | }; |
| 51 | |
| 52 | struct name { |
| 53 | typealias integer { size = 64; align = 64; signed = false; } : uint64_t; |
| 54 | typealias integer { size = 32; align = 32; signed = false; } : uint32_t; |
| 55 | typealias integer { size = 32; align = 32; signed = true; } : int32_t; |
| 56 | typealias integer { size = 2; align = 8; signed = false; } : uint2_t; |
| 57 | typealias integer { size = 16; align = 16; signed = true; } : short; |
| 58 | typealias uint32_t : unsigned int; |
| 59 | |
| 60 | enum <uint2_t> { a, b, c, d } choice; |
| 61 | /* Unrelated fields can be added between the variant and its tag */ |
| 62 | int32_t somevalue; |
| 63 | variant <choice> { |
| 64 | uint32_t a; |
| 65 | uint64_t b; |
| 66 | short c; |
| 67 | struct { |
| 68 | unsigned int field1; |
| 69 | uint64_t field2; |
| 70 | } d; |
| 71 | } s; |
| 72 | }; |
| 73 | |
| 74 | typealias integer { |
| 75 | size = 32; |
| 76 | signed = false; |
| 77 | align = 32; |
| 78 | } : uint32_t; |
| 79 | |
| 80 | typealias string { encoding = UTF8; } : test; |
| 81 | |
| 82 | struct event_packet_header { |
| 83 | typealias integer { size = 32; align = 32; signed = false; } : uint32_t; |
| 84 | typealias integer { size = 8; align = 8; signed = false; } : uint8_t; |
| 85 | |
| 86 | uint32_t magic; |
| 87 | uint8_t trace_uuid[16]; |
| 88 | uint32_t stream_id; |
| 89 | }; |
| 90 | |
| 91 | struct event_packet_context { |
| 92 | typealias integer { size = 64; align = 64; signed = false; } : uint64_t; |
| 93 | typealias integer { size = 32; align = 32; signed = false; } : uint32_t; |
| 94 | typealias integer { size = 16; align = 16; signed = false; } : uint16_t; |
| 95 | typealias integer { size = 8; align = 8; signed = false; } : uint8_t; |
| 96 | |
| 97 | uint64_t timestamp_begin; |
| 98 | uint64_t timestamp_end; |
| 99 | uint32_t checksum; |
| 100 | uint32_t stream_packet_count; |
| 101 | uint32_t events_discarded; |
| 102 | uint32_t cpu_id; |
| 103 | uint16_t content_size; |
| 104 | uint16_t packet_size; |
| 105 | uint8_t stream_packet_count_bits; /* Significant counter bits */ |
| 106 | uint8_t compression_scheme; |
| 107 | uint8_t encryption_scheme; |
| 108 | uint8_t checksum_scheme; |
| 109 | }; |
| 110 | |
| 111 | struct event_header_1 { |
| 112 | typealias integer { size = 64; align = 64; signed = false; } : uint64_t; |
| 113 | typealias integer { size = 32; align = 32; signed = false; } : uint32_t; |
| 114 | typealias integer { size = 5; align = 1; signed = false; } : uint5_t; |
| 115 | typealias integer { size = 27; align = 1; signed = false; } : uint27_t; |
| 116 | |
| 117 | /* |
| 118 | * id: range: 0 - 30. |
| 119 | * id 31 is reserved to indicate an extended header. |
| 120 | */ |
| 121 | enum <uint5_t> { compact = 0 ... 30, extended = 31 } id; |
| 122 | variant <id> { |
| 123 | struct { |
| 124 | uint27_t timestamp; |
| 125 | } compact; |
| 126 | struct { |
| 127 | uint32_t id; /* 32-bit event IDs */ |
| 128 | uint64_t timestamp; /* 64-bit timestamps */ |
| 129 | } extended; |
| 130 | } v; |
| 131 | }; |
| 132 | |
| 133 | struct event_header_2 { |
| 134 | typealias integer { size = 64; align = 64; signed = false; } : uint64_t; |
| 135 | typealias integer { size = 32; align = 32; signed = false; } : uint32_t; |
| 136 | typealias integer { size = 16; align = 16; signed = false; } : uint16_t; |
| 137 | |
| 138 | /* |
| 139 | * id: range: 0 - 65534. |
| 140 | * id 65535 is reserved to indicate an extended header. |
| 141 | */ |
| 142 | enum <uint16_t> { compact = 0 ... 65534, extended = 65535 } id; |
| 143 | variant <id> { |
| 144 | struct { |
| 145 | uint32_t timestamp; |
| 146 | } compact; |
| 147 | struct { |
| 148 | uint32_t id; /* 32-bit event IDs */ |
| 149 | uint64_t timestamp; /* 64-bit timestamps */ |
| 150 | } extended; |
| 151 | } v; |
| 152 | }; |
| 153 | |
| 154 | typedef int rootscopetest; |
| 155 | |
| 156 | event { a.b.c.d.e = f.g.h->i->j; }; |
| 157 | |
| 158 | typealias integer { size = 32; align = 32; signed = false; } : unsigned long long *; |
| 159 | typealias integer { size = 32; align = 32; signed = false; } : unsigned const long []; |