5079590438

Committed 25 May 2023 12:28PM UTC coverage: 92.228% (+0.5%) from 91.723%

Build # 5079590438

Build Type

Pull #3502

github

Pull Request Pull Request #3502: Apply clang-format to the codebase

Run Details

75589 of 81959 relevant lines covered (92.23%)

12139530.51 hits per line

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91.3

/src/lib/utils/dyn_load/dyn_load.cpp

/*
* Dynamically Loaded Object
* (C) 2010 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/internal/dyn_load.h>

#include <botan/exceptn.h>
#include <botan/internal/fmt.h>
#include <sstream>

#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
   #include <dlfcn.h>
#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
   #define NOMINMAX 1
   #define _WINSOCKAPI_  // stop windows.h including winsock.h
   #include <windows.h>
#endif

namespace Botan {

namespace {

void raise_runtime_loader_exception(std::string_view lib_name, const char* msg) {
   std::ostringstream err;
   err << "Failed to load " << lib_name << ": ";
   if(msg)
      err << msg;
   else
      err << "Unknown error";

   throw System_Error(err.str(), 0);
}

}

Dynamically_Loaded_Library::Dynamically_Loaded_Library(std::string_view library) : m_lib_name(library), m_lib(nullptr) {
#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
   m_lib = ::dlopen(m_lib_name.c_str(), RTLD_LAZY);

   if(!m_lib)
      raise_runtime_loader_exception(m_lib_name, ::dlerror());

#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
   m_lib = ::LoadLibraryA(m_lib_name.c_str());

   if(!m_lib)
      raise_runtime_loader_exception(m_lib_name, "LoadLibrary failed");
#endif

   if(!m_lib)
      raise_runtime_loader_exception(m_lib_name, "Dynamic load not supported");
}

Dynamically_Loaded_Library::~Dynamically_Loaded_Library() {
#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
   ::dlclose(m_lib);
#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
   ::FreeLibrary(reinterpret_cast<HMODULE>(m_lib));
#endif
}

void* Dynamically_Loaded_Library::resolve_symbol(const std::string& symbol) {
   void* addr = nullptr;

#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
   addr = ::dlsym(m_lib, symbol.c_str());
#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
   addr = reinterpret_cast<void*>(::GetProcAddress(reinterpret_cast<HMODULE>(m_lib), symbol.c_str()));
#endif

   if(!addr) {
      throw Invalid_Argument(fmt("Failed to resolve symbol {} in {}", symbol, m_lib_name));
   }

   return addr;
}

}

1	/*
2	* Dynamically Loaded Object
3	* (C) 2010 Jack Lloyd
4	*
5	* Botan is released under the Simplified BSD License (see license.txt)
6	*/
7
8	#include <botan/internal/dyn_load.h>
9
10	#include <botan/exceptn.h>
11	#include <botan/internal/fmt.h>
12	#include <sstream>
13
14	#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
15	#include <dlfcn.h>
16	#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
17	#define NOMINMAX 1
18	#define _WINSOCKAPI_ // stop windows.h including winsock.h
19	#include <windows.h>
20	#endif
21
22	namespace Botan {
23
24	namespace {
25
26	void raise_runtime_loader_exception(std::string_view lib_name, const char* msg) {	1✔
27	std::ostringstream err;	1✔
28	err << "Failed to load " << lib_name << ": ";	1✔
29	if(msg)	1✔
30	err << msg;	1✔
31	else
32	err << "Unknown error";	×
33
34	throw System_Error(err.str(), 0);	2✔
35	}	1✔
36
37	}
38
39	Dynamically_Loaded_Library::Dynamically_Loaded_Library(std::string_view library) : m_lib_name(library), m_lib(nullptr) {	76✔
40	#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
41	m_lib = ::dlopen(m_lib_name.c_str(), RTLD_LAZY);	76✔
42
43	if(!m_lib)	76✔
44	raise_runtime_loader_exception(m_lib_name, ::dlerror());	1✔
45
46	#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
47	m_lib = ::LoadLibraryA(m_lib_name.c_str());
48
49	if(!m_lib)
50	raise_runtime_loader_exception(m_lib_name, "LoadLibrary failed");
51	#endif
52
53	if(!m_lib)	75✔
54	raise_runtime_loader_exception(m_lib_name, "Dynamic load not supported");
55	}	76✔
56
57	Dynamically_Loaded_Library::~Dynamically_Loaded_Library() {	75✔
58	#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
59	::dlclose(m_lib);	75✔
60	#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
61	::FreeLibrary(reinterpret_cast<HMODULE>(m_lib));
62	#endif
63	}	75✔
64
65	void* Dynamically_Loaded_Library::resolve_symbol(const std::string& symbol) {	77✔
66	void* addr = nullptr;	77✔
67
68	#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
69	addr = ::dlsym(m_lib, symbol.c_str());	77✔
70	#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
71	addr = reinterpret_cast<void*>(::GetProcAddress(reinterpret_cast<HMODULE>(m_lib), symbol.c_str()));
72	#endif
73
74	if(!addr) {	77✔
75	throw Invalid_Argument(fmt("Failed to resolve symbol {} in {}", symbol, m_lib_name));	×
76	}
77
78	return addr;	77✔
79	}
80
81	}

randombit / botan / 5079590438

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