19730695394

Committed 27 Nov 2025 08:58AM UTC coverage: 91.763% (+1.1%) from 90.661%

Build # 19730695394

Build Type

push

github

Committed by

web-flow

Commit Message

Merge pull request #4540 from Rohde-Schwarz/feature/pkcs11v32

PKCS #11 Version 3.2 Support

Run Details

102511 of 111713 relevant lines covered (91.76%)

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92.31

/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 <botan/internal/target_info.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 {

[[noreturn]] void raise_runtime_loader_exception(std::string_view lib_name, const char* msg) {
   std::ostringstream err;
   err << "Failed to load " << lib_name << ": ";
   if(msg != nullptr) {
      err << msg;
   } else {
      err << "Unknown error";
   }

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

void* open_shared_library(const std::string& library) {
#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
   void* lib = ::dlopen(library.c_str(), RTLD_LAZY);

   if(lib != nullptr) {
      return lib;
   } else {
      raise_runtime_loader_exception(library, ::dlerror());
   }

#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
   void* lib = ::LoadLibraryA(library.c_str());

   if(lib != nullptr) {
      return lib;
   } else {
      raise_runtime_loader_exception(library, "LoadLibrary failed");
   }
#else
   raise_runtime_loader_exception(library, "Dynamic loading not supported");
#endif
}

}  // namespace

Dynamically_Loaded_Library::Dynamically_Loaded_Library(std::string_view library) :
      m_lib_name(library), m_lib(open_shared_library(m_lib_name)) {}

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) const {
   if(void* addr = resolve_symbol_internal(symbol)) {
      return addr;
   }
   throw Invalid_Argument(fmt("Failed to resolve symbol {} in {}", symbol, m_lib_name));
}

void* Dynamically_Loaded_Library::resolve_symbol_internal(const std::string& symbol) const {
   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

   return addr;
}

}  // namespace Botan

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 <botan/internal/target_info.h>
13	#include <sstream>
14
15	#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
16	#include <dlfcn.h>
17	#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
18	#define NOMINMAX 1
19	#define _WINSOCKAPI_ // stop windows.h including winsock.h
20	#include <windows.h>
21	#endif
22
23	namespace Botan {
24
25	namespace {
26
27	[[noreturn]] void raise_runtime_loader_exception(std::string_view lib_name, const char* msg) {	1✔
28	std::ostringstream err;	1✔
29	err << "Failed to load " << lib_name << ": ";	1✔
30	if(msg != nullptr) {	1✔
31	err << msg;	1✔
32	} else {
33	err << "Unknown error";	×
34	}
35
36	throw System_Error(err.str(), 0);	2✔
37	}	1✔
38
39	void* open_shared_library(const std::string& library) {	77✔
40	#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
41	void* lib = ::dlopen(library.c_str(), RTLD_LAZY);	77✔
42
43	if(lib != nullptr) {	77✔
44	return lib;	76✔
45	} else {
46	raise_runtime_loader_exception(library, ::dlerror());	1✔
47	}
48
49	#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
50	void* lib = ::LoadLibraryA(library.c_str());
51
52	if(lib != nullptr) {
53	return lib;
54	} else {
55	raise_runtime_loader_exception(library, "LoadLibrary failed");
56	}
57	#else
58	raise_runtime_loader_exception(library, "Dynamic loading not supported");
59	#endif
60	}
61
62	} // namespace
63
64	Dynamically_Loaded_Library::Dynamically_Loaded_Library(std::string_view library) :	77✔
65	m_lib_name(library), m_lib(open_shared_library(m_lib_name)) {}	77✔
66
67	Dynamically_Loaded_Library::~Dynamically_Loaded_Library() {	76✔
68	#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
69	::dlclose(m_lib);	76✔
70	#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
71	::FreeLibrary(reinterpret_cast<HMODULE>(m_lib));
72	#endif
73	}	76✔
74
75	void* Dynamically_Loaded_Library::resolve_symbol(const std::string& symbol) const {	78✔
76	if(void* addr = resolve_symbol_internal(symbol)) {	78✔
77	return addr;	78✔
78	}
79	throw Invalid_Argument(fmt("Failed to resolve symbol {} in {}", symbol, m_lib_name));	×
80	}
81
82	void* Dynamically_Loaded_Library::resolve_symbol_internal(const std::string& symbol) const {	131✔
83	void* addr = nullptr;	131✔
84	#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
85	addr = ::dlsym(m_lib, symbol.c_str());	131✔
86	#elif defined(BOTAN_TARGET_OS_HAS_WIN32)
87	addr = reinterpret_cast<void*>(::GetProcAddress(reinterpret_cast<HMODULE>(m_lib), symbol.c_str()));
88	#endif
89
90	return addr;	131✔
91	}
92
93	} // namespace Botan

randombit / botan / 19730695394

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