1 /* Copyright 2014 Google LLC
2
3 Redistribution and use in source and binary forms, with or without
4 modification, are permitted provided that the following conditions are
5 met:
6
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above
10 copyright notice, this list of conditions and the following disclaimer
11 in the documentation and/or other materials provided with the
12 distribution.
13 * Neither the name of Google LLC nor the names of its
14 contributors may be used to endorse or promote products derived from
15 this software without specific prior written permission.
16
17 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include <mach-o/arch.h>
31 #include <mach-o/loader.h>
32 #include <mach/machine.h>
33
34 // Go/Cgo does not support #define constants, so turn them into symbols
35 // that are reachable from Go.
36
37 #ifndef CPU_TYPE_ARM64
38 #define CPU_TYPE_ARM64 (CPU_TYPE_ARM | CPU_ARCH_ABI64)
39 #endif
40
41 #ifndef CPU_SUBTYPE_ARM64_ALL
42 #define CPU_SUBTYPE_ARM64_ALL 0
43 #endif
44
45 #ifndef CPU_SUBTYPE_ARM64_E
46 #define CPU_SUBTYPE_ARM64_E 2
47 #endif
48
49 const cpu_type_t kCPU_TYPE_ARM = CPU_TYPE_ARM;
50 const cpu_type_t kCPU_TYPE_ARM64 = CPU_TYPE_ARM64;
51
52 const cpu_subtype_t kCPU_SUBTYPE_ARM64_ALL = CPU_SUBTYPE_ARM64_ALL;
53 const cpu_subtype_t kCPU_SUBTYPE_ARM64_E = CPU_SUBTYPE_ARM64_E;
54 const cpu_subtype_t kCPU_SUBTYPE_ARM_V7S = CPU_SUBTYPE_ARM_V7S;
55
GetNXArchInfoName(cpu_type_t cpu_type,cpu_subtype_t cpu_subtype)56 const char* GetNXArchInfoName(cpu_type_t cpu_type, cpu_subtype_t cpu_subtype) {
57 const NXArchInfo* arch_info = NXGetArchInfoFromCpuType(cpu_type, cpu_subtype);
58 if (!arch_info)
59 return 0;
60 return arch_info->name;
61 }
62
63 const uint32_t kMachHeaderFtypeDylib = MH_DYLIB;
64 const uint32_t kMachHeaderFtypeBundle = MH_BUNDLE;
65 const uint32_t kMachHeaderFtypeExe = MH_EXECUTE;
66 const uint32_t kMachHeaderFtypeDylinker = MH_DYLINKER;
67