From 0bf23d9b2055223c6e7a1398d2243a65dfa4c30d Mon Sep 17 00:00:00 2001 From: Richard Levitte Date: Fri, 15 Nov 2002 22:37:18 +0000 Subject: WinCE patches --- crypto/rand/rand_win.c | 73 +++++++++++++++++++++++++++++++------------------- 1 file changed, 46 insertions(+), 27 deletions(-) (limited to 'crypto/rand') diff --git a/crypto/rand/rand_win.c b/crypto/rand/rand_win.c index 242febe270..37f172f8a4 100644 --- a/crypto/rand/rand_win.c +++ b/crypto/rand/rand_win.c @@ -125,7 +125,7 @@ * http://developer.intel.com/design/security/rng/redist_license.htm */ #define PROV_INTEL_SEC 22 -#define INTEL_DEF_PROV "Intel Hardware Cryptographic Service Provider" +#define INTEL_DEF_PROV TEXT("Intel Hardware Cryptographic Service Provider") static void readtimer(void); static void readscreen(void); @@ -170,7 +170,9 @@ typedef BOOL (WINAPI *THREAD32)(HANDLE, LPTHREADENTRY32); typedef BOOL (WINAPI *MODULE32)(HANDLE, LPMODULEENTRY32); #include +#ifndef OPENSSL_SYS_WINCE #include +#endif #if 1 /* The NET API is Unicode only. It requires the use of the UNICODE * macro. When UNICODE is defined LPTSTR becomes LPWSTR. LMSTR was * was added to the Platform SDK to allow the NET API to be used in @@ -209,20 +211,32 @@ int RAND_poll(void) osverinfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO) ; GetVersionEx( &osverinfo ) ; +#ifdef OPENSSL_SYS_WINCE + /* poll the CryptoAPI PRNG */ + /* The CryptoAPI returns sizeof(buf) bytes of randomness */ + if (CryptAcquireContext(&hProvider, 0, 0, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT)) + { + if (CryptGenRandom(hProvider, sizeof(buf), buf)) + RAND_add(buf, sizeof(buf), sizeof(buf)); + CryptReleaseContext(hProvider, 0); + } +#endif + /* load functions dynamically - not available on all systems */ - advapi = LoadLibrary("ADVAPI32.DLL"); - kernel = LoadLibrary("KERNEL32.DLL"); - user = LoadLibrary("USER32.DLL"); - netapi = LoadLibrary("NETAPI32.DLL"); + advapi = LoadLibrary(TEXT("ADVAPI32.DLL")); + kernel = LoadLibrary(TEXT("KERNEL32.DLL")); + user = LoadLibrary(TEXT("USER32.DLL")); + netapi = LoadLibrary(TEXT("NETAPI32.DLL")); +#ifndef OPENSSL_SYS_WINCE #if 1 /* There was previously a problem with NETSTATGET. Currently, this * section is still experimental, but if all goes well, this conditional * will be removed */ if (netapi) { - netstatget = (NETSTATGET) GetProcAddress(netapi,"NetStatisticsGet"); - netfree = (NETFREE) GetProcAddress(netapi,"NetApiBufferFree"); + netstatget = (NETSTATGET) GetProcAddress(netapi,TEXT("NetStatisticsGet")); + netfree = (NETFREE) GetProcAddress(netapi,TEXT("NetApiBufferFree")); } if (netstatget && netfree) @@ -249,7 +263,9 @@ int RAND_poll(void) if (netapi) FreeLibrary(netapi); #endif /* 1 */ +#endif /* !OPENSSL_SYS_WINCE */ +#ifndef OPENSSL_SYS_WINCE /* It appears like this can cause an exception deep within ADVAPI32.DLL * at random times on Windows 2000. Reported by Jeffrey Altman. * Only use it on NT. @@ -280,7 +296,7 @@ int RAND_poll(void) bufsz += 8192; length = bufsz; - rc = RegQueryValueEx(HKEY_PERFORMANCE_DATA, "Global", + rc = RegQueryValueEx(HKEY_PERFORMANCE_DATA, TEXT("Global"), NULL, NULL, buf, &length); } if (rc == ERROR_SUCCESS) @@ -304,15 +320,16 @@ int RAND_poll(void) free(buf); } #endif +#endif /* !OPENSSL_SYS_WINCE */ if (advapi) { acquire = (CRYPTACQUIRECONTEXT) GetProcAddress(advapi, - "CryptAcquireContextA"); + TEXT("CryptAcquireContextA")); gen = (CRYPTGENRANDOM) GetProcAddress(advapi, - "CryptGenRandom"); + TEXT("CryptGenRandom")); release = (CRYPTRELEASECONTEXT) GetProcAddress(advapi, - "CryptReleaseContext"); + TEXT("CryptReleaseContext")); } if (acquire && gen && release) @@ -366,9 +383,9 @@ int RAND_poll(void) GETFOREGROUNDWINDOW win; GETQUEUESTATUS queue; - win = (GETFOREGROUNDWINDOW) GetProcAddress(user, "GetForegroundWindow"); - cursor = (GETCURSORINFO) GetProcAddress(user, "GetCursorInfo"); - queue = (GETQUEUESTATUS) GetProcAddress(user, "GetQueueStatus"); + win = (GETFOREGROUNDWINDOW) GetProcAddress(user, TEXT("GetForegroundWindow")); + cursor = (GETCURSORINFO) GetProcAddress(user, TEXT("GetCursorInfo")); + queue = (GETQUEUESTATUS) GetProcAddress(user, TEXT("GetQueueStatus")); if (win) { @@ -439,17 +456,17 @@ int RAND_poll(void) MODULEENTRY32 m; snap = (CREATETOOLHELP32SNAPSHOT) - GetProcAddress(kernel, "CreateToolhelp32Snapshot"); - heap_first = (HEAP32FIRST) GetProcAddress(kernel, "Heap32First"); - heap_next = (HEAP32NEXT) GetProcAddress(kernel, "Heap32Next"); - heaplist_first = (HEAP32LIST) GetProcAddress(kernel, "Heap32ListFirst"); - heaplist_next = (HEAP32LIST) GetProcAddress(kernel, "Heap32ListNext"); - process_first = (PROCESS32) GetProcAddress(kernel, "Process32First"); - process_next = (PROCESS32) GetProcAddress(kernel, "Process32Next"); - thread_first = (THREAD32) GetProcAddress(kernel, "Thread32First"); - thread_next = (THREAD32) GetProcAddress(kernel, "Thread32Next"); - module_first = (MODULE32) GetProcAddress(kernel, "Module32First"); - module_next = (MODULE32) GetProcAddress(kernel, "Module32Next"); + GetProcAddress(kernel, TEXT("CreateToolhelp32Snapshot")); + heap_first = (HEAP32FIRST) GetProcAddress(kernel, TEXT("Heap32First")); + heap_next = (HEAP32NEXT) GetProcAddress(kernel, TEXT("Heap32Next")); + heaplist_first = (HEAP32LIST) GetProcAddress(kernel, TEXT("Heap32ListFirst")); + heaplist_next = (HEAP32LIST) GetProcAddress(kernel, TEXT("Heap32ListNext")); + process_first = (PROCESS32) GetProcAddress(kernel, TEXT("Process32First")); + process_next = (PROCESS32) GetProcAddress(kernel, TEXT("Process32Next")); + thread_first = (THREAD32) GetProcAddress(kernel, TEXT("Thread32First")); + thread_next = (THREAD32) GetProcAddress(kernel, TEXT("Thread32Next")); + module_first = (MODULE32) GetProcAddress(kernel, TEXT("Module32First")); + module_next = (MODULE32) GetProcAddress(kernel, TEXT("Module32Next")); if (snap && heap_first && heap_next && heaplist_first && heaplist_next && process_first && process_next && @@ -584,7 +601,7 @@ static void readtimer(void) DWORD w; LARGE_INTEGER l; static int have_perfc = 1; -#ifdef _MSC_VER +#if defined(_MSC_VER) && !defined(OPENSSL_SYS_WINCE) static int have_tsc = 1; DWORD cyclecount; @@ -637,6 +654,7 @@ static void readtimer(void) static void readscreen(void) { +#ifndef OPENSSL_SYS_WINCE HDC hScrDC; /* screen DC */ HDC hMemDC; /* memory DC */ HBITMAP hBitmap; /* handle for our bitmap */ @@ -650,7 +668,7 @@ static void readscreen(void) int n = 16; /* number of screen lines to grab at a time */ /* Create a screen DC and a memory DC compatible to screen DC */ - hScrDC = CreateDC("DISPLAY", NULL, NULL, NULL); + hScrDC = CreateDC(TEXT("DISPLAY"), NULL, NULL, NULL); hMemDC = CreateCompatibleDC(hScrDC); /* Get screen resolution */ @@ -697,6 +715,7 @@ static void readscreen(void) DeleteObject(hBitmap); DeleteDC(hMemDC); DeleteDC(hScrDC); +#endif /* !OPENSSL_SYS_WINCE */ } #endif -- cgit v1.2.3