1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
#ifndef SLANG_CORE_SHARED_LIBRARY_H
#define SLANG_CORE_SHARED_LIBRARY_H
#include "../../slang.h"
#include "../../slang-com-helper.h"
#include "../../slang-com-ptr.h"
#include "../core/slang-io.h"
#include "../core/slang-platform.h"
#include "../core/slang-common.h"
#include "../core/slang-dictionary.h"
namespace Slang
{
class DefaultSharedLibraryLoader : public ISlangSharedLibraryLoader
{
public:
// ISlangUnknown
// override ref counting, as DefaultSharedLibraryLoader is singleton
SLANG_IUNKNOWN_QUERY_INTERFACE
SLANG_NO_THROW uint32_t SLANG_MCALL addRef() SLANG_OVERRIDE { return 1; }
SLANG_NO_THROW uint32_t SLANG_MCALL release() SLANG_OVERRIDE { return 1; }
// ISlangSharedLibraryLoader
virtual SLANG_NO_THROW SlangResult SLANG_MCALL loadSharedLibrary(const char* path,
ISlangSharedLibrary** outSharedLibrary) SLANG_OVERRIDE;
SlangResult loadPlatformSharedLibrary(const char* path, ISlangSharedLibrary** outSharedLibrary);
/// Get the singleton
static DefaultSharedLibraryLoader* getSingleton() { return &s_singleton; }
static SlangResult load(ISlangSharedLibraryLoader* loader, const String& path, const String& name, ISlangSharedLibrary** outLibrary);
private:
/// Make so not constructible
DefaultSharedLibraryLoader() {}
virtual ~DefaultSharedLibraryLoader() {}
ISlangUnknown* getInterface(const Guid& guid);
static DefaultSharedLibraryLoader s_singleton;
};
class DefaultSharedLibrary : public ISlangSharedLibrary, public RefObject
{
public:
SLANG_CLASS_GUID(0xe7f2597b, 0xf803, 0x4b6e, { 0xaf, 0x8b, 0xcb, 0xe3, 0xa2, 0x21, 0xfd, 0x5a })
// ISlangUnknown
virtual SLANG_NO_THROW SlangResult SLANG_MCALL queryInterface(SlangUUID const& uuid, void** outObject) SLANG_OVERRIDE;
SLANG_REF_OBJECT_IUNKNOWN_ADD_REF
SLANG_REF_OBJECT_IUNKNOWN_RELEASE
// ISlangSharedLibrary
virtual SLANG_NO_THROW void* SLANG_MCALL findSymbolAddressByName(char const* name) SLANG_OVERRIDE;
/// Ctor.
DefaultSharedLibrary(const SharedLibrary::Handle sharedLibraryHandle):
m_sharedLibraryHandle(sharedLibraryHandle)
{
SLANG_ASSERT(sharedLibraryHandle);
}
/// Need virtual dtor to keep delete this happy
virtual ~DefaultSharedLibrary();
protected:
ISlangUnknown* getInterface(const Guid& guid);
SharedLibrary::Handle m_sharedLibraryHandle = nullptr;
};
class TemporarySharedLibrary : public DefaultSharedLibrary
{
public:
typedef DefaultSharedLibrary Super;
/// Get the path to the shared library
const String& getPath() const { return m_path; }
/// Ctor
TemporarySharedLibrary(const SharedLibrary::Handle sharedLibraryHandle, const String& path):
Super(sharedLibraryHandle),
m_path(path)
{
}
virtual ~TemporarySharedLibrary();
/// Any files specified in this set will be deleted on exit
RefPtr<TemporaryFileSet> m_temporaryFileSet;
protected:
String m_path;
};
class SharedLibraryUtils
{
public:
static String getSharedLibraryFileName(void* symbolInLib);
static uint64_t getSharedLibraryTimestamp(void* symbolInLib);
};
}
#endif // SLANG_SHARED_LIBRARY_H_INCLUDED
|
