Crypto++
|
00001 // dll.cpp - written and placed in the public domain by Wei Dai 00002 00003 #define CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES 00004 #define CRYPTOPP_DEFAULT_NO_DLL 00005 00006 #include "dll.h" 00007 #pragma warning(default: 4660) 00008 00009 #if defined(CRYPTOPP_EXPORTS) && defined(CRYPTOPP_WIN32_AVAILABLE) 00010 #include <windows.h> 00011 #endif 00012 00013 #ifndef CRYPTOPP_IMPORTS 00014 00015 NAMESPACE_BEGIN(CryptoPP) 00016 00017 template<> const byte PKCS_DigestDecoration<SHA1>::decoration[] = {0x30,0x21,0x30,0x09,0x06,0x05,0x2B,0x0E,0x03,0x02,0x1A,0x05,0x00,0x04,0x14}; 00018 template<> const unsigned int PKCS_DigestDecoration<SHA1>::length = sizeof(PKCS_DigestDecoration<SHA1>::decoration); 00019 00020 template<> const byte PKCS_DigestDecoration<SHA224>::decoration[] = {0x30,0x2d,0x30,0x0d,0x06,0x09,0x60,0x86,0x48,0x01,0x65,0x03,0x04,0x02,0x04,0x05,0x00,0x04,0x1c}; 00021 template<> const unsigned int PKCS_DigestDecoration<SHA224>::length = sizeof(PKCS_DigestDecoration<SHA224>::decoration); 00022 00023 template<> const byte PKCS_DigestDecoration<SHA256>::decoration[] = {0x30,0x31,0x30,0x0d,0x06,0x09,0x60,0x86,0x48,0x01,0x65,0x03,0x04,0x02,0x01,0x05,0x00,0x04,0x20}; 00024 template<> const unsigned int PKCS_DigestDecoration<SHA256>::length = sizeof(PKCS_DigestDecoration<SHA256>::decoration); 00025 00026 template<> const byte PKCS_DigestDecoration<SHA384>::decoration[] = {0x30,0x41,0x30,0x0d,0x06,0x09,0x60,0x86,0x48,0x01,0x65,0x03,0x04,0x02,0x02,0x05,0x00,0x04,0x30}; 00027 template<> const unsigned int PKCS_DigestDecoration<SHA384>::length = sizeof(PKCS_DigestDecoration<SHA384>::decoration); 00028 00029 template<> const byte PKCS_DigestDecoration<SHA512>::decoration[] = {0x30,0x51,0x30,0x0d,0x06,0x09,0x60,0x86,0x48,0x01,0x65,0x03,0x04,0x02,0x03,0x05,0x00,0x04,0x40}; 00030 template<> const unsigned int PKCS_DigestDecoration<SHA512>::length = sizeof(PKCS_DigestDecoration<SHA512>::decoration); 00031 00032 template<> const byte EMSA2HashId<SHA>::id = 0x33; 00033 template<> const byte EMSA2HashId<SHA224>::id = 0x38; 00034 template<> const byte EMSA2HashId<SHA256>::id = 0x34; 00035 template<> const byte EMSA2HashId<SHA384>::id = 0x36; 00036 template<> const byte EMSA2HashId<SHA512>::id = 0x35; 00037 00038 NAMESPACE_END 00039 00040 #endif 00041 00042 #ifdef CRYPTOPP_EXPORTS 00043 00044 USING_NAMESPACE(CryptoPP) 00045 00046 #if !(defined(_MSC_VER) && (_MSC_VER < 1300)) 00047 using std::set_new_handler; 00048 #endif 00049 00050 static PNew s_pNew = NULL; 00051 static PDelete s_pDelete = NULL; 00052 00053 static void * New (size_t size) 00054 { 00055 void *p; 00056 while (!(p = malloc(size))) 00057 CallNewHandler(); 00058 00059 return p; 00060 } 00061 00062 static void SetNewAndDeleteFunctionPointers() 00063 { 00064 void *p = NULL; 00065 HMODULE hModule = NULL; 00066 MEMORY_BASIC_INFORMATION mbi; 00067 00068 while (true) 00069 { 00070 VirtualQuery(p, &mbi, sizeof(mbi)); 00071 00072 if (p >= (char *)mbi.BaseAddress + mbi.RegionSize) 00073 break; 00074 00075 p = (char *)mbi.BaseAddress + mbi.RegionSize; 00076 00077 if (!mbi.AllocationBase || mbi.AllocationBase == hModule) 00078 continue; 00079 00080 hModule = HMODULE(mbi.AllocationBase); 00081 00082 PGetNewAndDelete pGetNewAndDelete = (PGetNewAndDelete)GetProcAddress(hModule, "GetNewAndDeleteForCryptoPP"); 00083 if (pGetNewAndDelete) 00084 { 00085 pGetNewAndDelete(s_pNew, s_pDelete); 00086 return; 00087 } 00088 00089 PSetNewAndDelete pSetNewAndDelete = (PSetNewAndDelete)GetProcAddress(hModule, "SetNewAndDeleteFromCryptoPP"); 00090 if (pSetNewAndDelete) 00091 { 00092 s_pNew = &New; 00093 s_pDelete = &free; 00094 pSetNewAndDelete(s_pNew, s_pDelete, &set_new_handler); 00095 return; 00096 } 00097 } 00098 00099 // try getting these directly using mangled names of new and delete operators 00100 00101 hModule = GetModuleHandle("msvcrtd"); 00102 if (!hModule) 00103 hModule = GetModuleHandle("msvcrt"); 00104 if (hModule) 00105 { 00106 // 32-bit versions 00107 s_pNew = (PNew)GetProcAddress(hModule, "??2@YAPAXI@Z"); 00108 s_pDelete = (PDelete)GetProcAddress(hModule, "??3@YAXPAX@Z"); 00109 if (s_pNew && s_pDelete) 00110 return; 00111 00112 // 64-bit versions 00113 s_pNew = (PNew)GetProcAddress(hModule, "??2@YAPEAX_K@Z"); 00114 s_pDelete = (PDelete)GetProcAddress(hModule, "??3@YAXPEAX@Z"); 00115 if (s_pNew && s_pDelete) 00116 return; 00117 } 00118 00119 OutputDebugString("Crypto++ was not able to obtain new and delete function pointers.\n"); 00120 throw 0; 00121 } 00122 00123 void * operator new (size_t size) 00124 { 00125 if (!s_pNew) 00126 SetNewAndDeleteFunctionPointers(); 00127 00128 return s_pNew(size); 00129 } 00130 00131 void operator delete (void * p) 00132 { 00133 s_pDelete(p); 00134 } 00135 00136 void * operator new [] (size_t size) 00137 { 00138 return operator new (size); 00139 } 00140 00141 void operator delete [] (void * p) 00142 { 00143 operator delete (p); 00144 } 00145 00146 #endif // #ifdef CRYPTOPP_EXPORTS