Loading crypto/rand/rand_win.c 0 → 100644 +293 −0 Original line number Diff line number Diff line /* crypto/rand/rand_win.c */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ /* ==================================================================== * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * openssl-core@openssl.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.openssl.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ #ifdef WINDOWS #include <windows.h> #include <openssl/rand.h> /* XXX There are probably other includes missing here ... */ #if !defined(USE_MD5_RAND) && !defined(USE_SHA1_RAND) && !defined(USE_MDC2_RAND) && !defined(USE_MD2_RAND) #if !defined(NO_SHA) && !defined(NO_SHA1) #define USE_SHA1_RAND #elif !defined(NO_MD5) #define USE_MD5_RAND #elif !defined(NO_MDC2) && !defined(NO_DES) #define USE_MDC2_RAND #elif !defined(NO_MD2) #define USE_MD2_RAND #else #error No message digest algorithm available #endif #endif #if defined(USE_MD5_RAND) #include <openssl/md5.h> #define MD_DIGEST_LENGTH MD5_DIGEST_LENGTH #define MD(a,b,c) MD5(a,b,c) #elif defined(USE_SHA1_RAND) #include <openssl/sha.h> #define MD_DIGEST_LENGTH SHA_DIGEST_LENGTH #define MD(a,b,c) SHA1(a,b,c) #elif defined(USE_MDC2_RAND) #include <openssl/mdc2.h> #define MD_DIGEST_LENGTH MDC2_DIGEST_LENGTH #define MD(a,b,c) MDC2(a,b,c) #elif defined(USE_MD2_RAND) #include <openssl/md2.h> #define MD_DIGEST_LENGTH MD2_DIGEST_LENGTH #define MD(a,b,c) MD2(a,b,c) #endif int RAND_event(UINT iMsg, WPARAM wParam, LPARAM lParam) { double add_entropy=0; SYSTEMTIME t; switch (iMsg) { case WM_KEYDOWN: { static WPARAM key; if (key != wParam) add_entropy = 0.05; key = wParam; } break; case WM_MOUSEMOVE: { static int lastx,lasty,lastdx,lastdy; int x,y,dx,dy; x=LOWORD(lParam); y=HIWORD(lParam); dx=lastx-x; dy=lasty-y; if (dx != 0 && dy != 0 && dx-lastdx != 0 && dy-lastdy != 0) add_entropy=.2; lastx=x, lasty=y; lastdx=dx, lastdy=dy; } break; } GetSystemTime(&t); RAND_add(&iMsg, sizeof(iMsg), add_entropy); RAND_add(&wParam, sizeof(wParam), 0); RAND_add(&lParam, sizeof(lParam), 0); RAND_add(&t, sizeof(t), 0); return (RAND_status()); } /***************************************************************************** * Initialisation function for the SSL random generator. Takes the contents * of the screen as random seed. * * Created 960901 by Gertjan van Oosten, gertjan@West.NL, West Consulting B.V. * * Code adapted from * <URL:http://www.microsoft.com/kb/developr/win_dk/q97193.htm>; * the original copyright message is: * * (C) Copyright Microsoft Corp. 1993. All rights reserved. * * You have a royalty-free right to use, modify, reproduce and * distribute the Sample Files (and/or any modified version) in * any way you find useful, provided that you agree that * Microsoft has no warranty obligations or liability for any * Sample Application Files which are modified. */ /* * I have modified the loading of bytes via RAND_seed() mechanism since * the original would have been very very CPU intensive since RAND_seed() * does an MD5 per 16 bytes of input. The cost to digest 16 bytes is the same * as that to digest 56 bytes. So under the old system, a screen of * 1024*768*256 would have been CPU cost of approximately 49,000 56 byte MD5 * digests or digesting 2.7 mbytes. What I have put in place would * be 48 16k MD5 digests, or effectively 48*16+48 MD5 bytes or 816 kbytes * or about 3.5 times as much. * - eric */ void RAND_screen(void) { HDC hScrDC; /* screen DC */ HDC hMemDC; /* memory DC */ HBITMAP hBitmap; /* handle for our bitmap */ HBITMAP hOldBitmap; /* handle for previous bitmap */ BITMAP bm; /* bitmap properties */ unsigned int size; /* size of bitmap */ char *bmbits; /* contents of bitmap */ int w; /* screen width */ int h; /* screen height */ int y; /* y-coordinate of screen lines to grab */ 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); hMemDC = CreateCompatibleDC(hScrDC); /* Get screen resolution */ w = GetDeviceCaps(hScrDC, HORZRES); h = GetDeviceCaps(hScrDC, VERTRES); /* Create a bitmap compatible with the screen DC */ hBitmap = CreateCompatibleBitmap(hScrDC, w, n); /* Select new bitmap into memory DC */ hOldBitmap = SelectObject(hMemDC, hBitmap); /* Get bitmap properties */ GetObject(hBitmap, sizeof(BITMAP), (LPSTR)&bm); size = (unsigned int)bm.bmWidthBytes * bm.bmHeight * bm.bmPlanes; bmbits = OPENSSL_malloc(size); if (bmbits) { /* Now go through the whole screen, repeatedly grabbing n lines */ for (y = 0; y < h-n; y += n) { unsigned char md[MD_DIGEST_LENGTH]; /* Bitblt screen DC to memory DC */ BitBlt(hMemDC, 0, 0, w, n, hScrDC, 0, y, SRCCOPY); /* Copy bitmap bits from memory DC to bmbits */ GetBitmapBits(hBitmap, size, bmbits); /* Get the MD5 of the bitmap */ MD(bmbits,size,md); /* Seed the random generator with the MD5 digest */ RAND_seed(md, MD_DIGEST_LENGTH); } OPENSSL_free(bmbits); } /* Select old bitmap back into memory DC */ hBitmap = SelectObject(hMemDC, hOldBitmap); /* Clean up */ DeleteObject(hBitmap); DeleteDC(hMemDC); DeleteDC(hScrDC); } #else # if PEDANTIC static void *dummy=&dummy; # endif #endif util/mkstack.pl 0 → 100755 +112 −0 Original line number Diff line number Diff line #!/usr/local/bin/perl -w # # This is a utility that searches out "DECLARE_STACK_OF()" # declarations in header files, and updates/creates/replaces # the corresponding macro declarations that follow it. The # reason is that with "DEBUG_SAFESTACK" defined, each type # will generate 19 functions, all type-safe variants of the # base "sk_***" functions for the general STACK type. Without # DEBUG_SAFESTACK defined, we need to macro define all the # "type'd sk_##type##_***" functions as mapping directly to # the standard sk_*** equivalents. As it's not generally # possible to have macros that generate macros, we need to # control this from the "outside", here in this script. # # Geoff Thorpe, June, 2000 (with massive Perl-hacking # help from Steve Robb) my $type_thing; my $recurse = 0; my @files = @ARGV; while (@ARGV) { my $arg = $ARGV[0]; if($arg eq "-recurse") { $recurse = 1; shift @ARGV; } else { last; } } if($recurse) { @source = (<crypto/*.[ch]>, <crypto/*/*.[ch]>, <rsaref/*.[ch]>, <ssl/*.[ch]>); } else { @source = @ARGV; } foreach $file (@source) { # After "Configure" has been run, we need to make sure we don't # overwrite symbollic links with new header files! next if -l $file; # Open the .c/.h file for reading open(IN, "< $file") || die "Can't open $file for reading: $!"; open(OUT, "> $file.tmp") || die "Can't open $file.tmp for writing: $!"; select(OUT); process_the_file(); close(OUT); close(IN); unlink($file); rename("$file.tmp", $file); } sub process_the_file { my $inside_block = 0; my $output_defines = 0; while(<IN>) { if (/^DECLARE_STACK_OF\(([^)]+)\)/) { $type_thing = $1; $output_defines = 1; } if (m|^/\* This block of defines is updated by a perl script, please do not touch! \*/|) { $inside_block = 1; } if (m|^/\* End of perl script block, you may now edit :-\) \*/|) { $inside_block = 0; } elsif ($inside_block == 0) { print; } if($output_defines == 1) { print <<EOF; /* This block of defines is updated by a perl script, please do not touch! */ #ifndef DEBUG_SAFESTACK #define sk_${type_thing}_new(a) sk_new((int (*) \\ (const char * const *, const char * const *))(a)) #define sk_${type_thing}_new_null() sk_new_null() #define sk_${type_thing}_free(a) sk_free(a) #define sk_${type_thing}_num(a) sk_num(a) #define sk_${type_thing}_value(a,b) ((${type_thing} *) \\ sk_value((a),(b))) #define sk_${type_thing}_set(a,b,c) ((${type_thing} *) \\ sk_set((a),(b),(char *)(c))) #define sk_${type_thing}_zero(a) sk_zero(a) #define sk_${type_thing}_push(a,b) sk_push((a),(char *)(b)) #define sk_${type_thing}_unshift(a,b) sk_unshift((a),(b)) #define sk_${type_thing}_find(a,b) sk_find((a), (char *)(b)) #define sk_${type_thing}_delete(a,b) ((${type_thing} *) \\ sk_delete((a),(b))) #define sk_${type_thing}_delete_ptr(a,b) ((${type_thing} *) \\ sk_delete_ptr((a),(char *)(b))) #define sk_${type_thing}_insert(a,b,c) sk_insert((a),(char *)(b),(c)) #define sk_${type_thing}_set_cmp_func(a,b) ((int (*) \\ (const ${type_thing} * const *,const ${type_thing} * const *)) \\ sk_set_cmp_func((a),(int (*) \\ (const char * const *, const char * const *))(b))) #define sk_${type_thing}_dup(a) sk_dup(a) #define sk_${type_thing}_pop_free(a,b) sk_pop_free((a),(void (*)(void *))(b)) #define sk_${type_thing}_shift(a) ((${type_thing} *)sk_shift(a)) #define sk_${type_thing}_pop(a) ((${type_thing} *)sk_pop(a)) #define sk_${type_thing}_sort(a) sk_sort(a) #endif /* !DEBUG_SAFESTACK */ /* End of perl script block, you may now edit :-) */ EOF $output_defines = 0; } } } Loading
crypto/rand/rand_win.c 0 → 100644 +293 −0 Original line number Diff line number Diff line /* crypto/rand/rand_win.c */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ /* ==================================================================== * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * openssl-core@openssl.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.openssl.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ #ifdef WINDOWS #include <windows.h> #include <openssl/rand.h> /* XXX There are probably other includes missing here ... */ #if !defined(USE_MD5_RAND) && !defined(USE_SHA1_RAND) && !defined(USE_MDC2_RAND) && !defined(USE_MD2_RAND) #if !defined(NO_SHA) && !defined(NO_SHA1) #define USE_SHA1_RAND #elif !defined(NO_MD5) #define USE_MD5_RAND #elif !defined(NO_MDC2) && !defined(NO_DES) #define USE_MDC2_RAND #elif !defined(NO_MD2) #define USE_MD2_RAND #else #error No message digest algorithm available #endif #endif #if defined(USE_MD5_RAND) #include <openssl/md5.h> #define MD_DIGEST_LENGTH MD5_DIGEST_LENGTH #define MD(a,b,c) MD5(a,b,c) #elif defined(USE_SHA1_RAND) #include <openssl/sha.h> #define MD_DIGEST_LENGTH SHA_DIGEST_LENGTH #define MD(a,b,c) SHA1(a,b,c) #elif defined(USE_MDC2_RAND) #include <openssl/mdc2.h> #define MD_DIGEST_LENGTH MDC2_DIGEST_LENGTH #define MD(a,b,c) MDC2(a,b,c) #elif defined(USE_MD2_RAND) #include <openssl/md2.h> #define MD_DIGEST_LENGTH MD2_DIGEST_LENGTH #define MD(a,b,c) MD2(a,b,c) #endif int RAND_event(UINT iMsg, WPARAM wParam, LPARAM lParam) { double add_entropy=0; SYSTEMTIME t; switch (iMsg) { case WM_KEYDOWN: { static WPARAM key; if (key != wParam) add_entropy = 0.05; key = wParam; } break; case WM_MOUSEMOVE: { static int lastx,lasty,lastdx,lastdy; int x,y,dx,dy; x=LOWORD(lParam); y=HIWORD(lParam); dx=lastx-x; dy=lasty-y; if (dx != 0 && dy != 0 && dx-lastdx != 0 && dy-lastdy != 0) add_entropy=.2; lastx=x, lasty=y; lastdx=dx, lastdy=dy; } break; } GetSystemTime(&t); RAND_add(&iMsg, sizeof(iMsg), add_entropy); RAND_add(&wParam, sizeof(wParam), 0); RAND_add(&lParam, sizeof(lParam), 0); RAND_add(&t, sizeof(t), 0); return (RAND_status()); } /***************************************************************************** * Initialisation function for the SSL random generator. Takes the contents * of the screen as random seed. * * Created 960901 by Gertjan van Oosten, gertjan@West.NL, West Consulting B.V. * * Code adapted from * <URL:http://www.microsoft.com/kb/developr/win_dk/q97193.htm>; * the original copyright message is: * * (C) Copyright Microsoft Corp. 1993. All rights reserved. * * You have a royalty-free right to use, modify, reproduce and * distribute the Sample Files (and/or any modified version) in * any way you find useful, provided that you agree that * Microsoft has no warranty obligations or liability for any * Sample Application Files which are modified. */ /* * I have modified the loading of bytes via RAND_seed() mechanism since * the original would have been very very CPU intensive since RAND_seed() * does an MD5 per 16 bytes of input. The cost to digest 16 bytes is the same * as that to digest 56 bytes. So under the old system, a screen of * 1024*768*256 would have been CPU cost of approximately 49,000 56 byte MD5 * digests or digesting 2.7 mbytes. What I have put in place would * be 48 16k MD5 digests, or effectively 48*16+48 MD5 bytes or 816 kbytes * or about 3.5 times as much. * - eric */ void RAND_screen(void) { HDC hScrDC; /* screen DC */ HDC hMemDC; /* memory DC */ HBITMAP hBitmap; /* handle for our bitmap */ HBITMAP hOldBitmap; /* handle for previous bitmap */ BITMAP bm; /* bitmap properties */ unsigned int size; /* size of bitmap */ char *bmbits; /* contents of bitmap */ int w; /* screen width */ int h; /* screen height */ int y; /* y-coordinate of screen lines to grab */ 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); hMemDC = CreateCompatibleDC(hScrDC); /* Get screen resolution */ w = GetDeviceCaps(hScrDC, HORZRES); h = GetDeviceCaps(hScrDC, VERTRES); /* Create a bitmap compatible with the screen DC */ hBitmap = CreateCompatibleBitmap(hScrDC, w, n); /* Select new bitmap into memory DC */ hOldBitmap = SelectObject(hMemDC, hBitmap); /* Get bitmap properties */ GetObject(hBitmap, sizeof(BITMAP), (LPSTR)&bm); size = (unsigned int)bm.bmWidthBytes * bm.bmHeight * bm.bmPlanes; bmbits = OPENSSL_malloc(size); if (bmbits) { /* Now go through the whole screen, repeatedly grabbing n lines */ for (y = 0; y < h-n; y += n) { unsigned char md[MD_DIGEST_LENGTH]; /* Bitblt screen DC to memory DC */ BitBlt(hMemDC, 0, 0, w, n, hScrDC, 0, y, SRCCOPY); /* Copy bitmap bits from memory DC to bmbits */ GetBitmapBits(hBitmap, size, bmbits); /* Get the MD5 of the bitmap */ MD(bmbits,size,md); /* Seed the random generator with the MD5 digest */ RAND_seed(md, MD_DIGEST_LENGTH); } OPENSSL_free(bmbits); } /* Select old bitmap back into memory DC */ hBitmap = SelectObject(hMemDC, hOldBitmap); /* Clean up */ DeleteObject(hBitmap); DeleteDC(hMemDC); DeleteDC(hScrDC); } #else # if PEDANTIC static void *dummy=&dummy; # endif #endif
util/mkstack.pl 0 → 100755 +112 −0 Original line number Diff line number Diff line #!/usr/local/bin/perl -w # # This is a utility that searches out "DECLARE_STACK_OF()" # declarations in header files, and updates/creates/replaces # the corresponding macro declarations that follow it. The # reason is that with "DEBUG_SAFESTACK" defined, each type # will generate 19 functions, all type-safe variants of the # base "sk_***" functions for the general STACK type. Without # DEBUG_SAFESTACK defined, we need to macro define all the # "type'd sk_##type##_***" functions as mapping directly to # the standard sk_*** equivalents. As it's not generally # possible to have macros that generate macros, we need to # control this from the "outside", here in this script. # # Geoff Thorpe, June, 2000 (with massive Perl-hacking # help from Steve Robb) my $type_thing; my $recurse = 0; my @files = @ARGV; while (@ARGV) { my $arg = $ARGV[0]; if($arg eq "-recurse") { $recurse = 1; shift @ARGV; } else { last; } } if($recurse) { @source = (<crypto/*.[ch]>, <crypto/*/*.[ch]>, <rsaref/*.[ch]>, <ssl/*.[ch]>); } else { @source = @ARGV; } foreach $file (@source) { # After "Configure" has been run, we need to make sure we don't # overwrite symbollic links with new header files! next if -l $file; # Open the .c/.h file for reading open(IN, "< $file") || die "Can't open $file for reading: $!"; open(OUT, "> $file.tmp") || die "Can't open $file.tmp for writing: $!"; select(OUT); process_the_file(); close(OUT); close(IN); unlink($file); rename("$file.tmp", $file); } sub process_the_file { my $inside_block = 0; my $output_defines = 0; while(<IN>) { if (/^DECLARE_STACK_OF\(([^)]+)\)/) { $type_thing = $1; $output_defines = 1; } if (m|^/\* This block of defines is updated by a perl script, please do not touch! \*/|) { $inside_block = 1; } if (m|^/\* End of perl script block, you may now edit :-\) \*/|) { $inside_block = 0; } elsif ($inside_block == 0) { print; } if($output_defines == 1) { print <<EOF; /* This block of defines is updated by a perl script, please do not touch! */ #ifndef DEBUG_SAFESTACK #define sk_${type_thing}_new(a) sk_new((int (*) \\ (const char * const *, const char * const *))(a)) #define sk_${type_thing}_new_null() sk_new_null() #define sk_${type_thing}_free(a) sk_free(a) #define sk_${type_thing}_num(a) sk_num(a) #define sk_${type_thing}_value(a,b) ((${type_thing} *) \\ sk_value((a),(b))) #define sk_${type_thing}_set(a,b,c) ((${type_thing} *) \\ sk_set((a),(b),(char *)(c))) #define sk_${type_thing}_zero(a) sk_zero(a) #define sk_${type_thing}_push(a,b) sk_push((a),(char *)(b)) #define sk_${type_thing}_unshift(a,b) sk_unshift((a),(b)) #define sk_${type_thing}_find(a,b) sk_find((a), (char *)(b)) #define sk_${type_thing}_delete(a,b) ((${type_thing} *) \\ sk_delete((a),(b))) #define sk_${type_thing}_delete_ptr(a,b) ((${type_thing} *) \\ sk_delete_ptr((a),(char *)(b))) #define sk_${type_thing}_insert(a,b,c) sk_insert((a),(char *)(b),(c)) #define sk_${type_thing}_set_cmp_func(a,b) ((int (*) \\ (const ${type_thing} * const *,const ${type_thing} * const *)) \\ sk_set_cmp_func((a),(int (*) \\ (const char * const *, const char * const *))(b))) #define sk_${type_thing}_dup(a) sk_dup(a) #define sk_${type_thing}_pop_free(a,b) sk_pop_free((a),(void (*)(void *))(b)) #define sk_${type_thing}_shift(a) ((${type_thing} *)sk_shift(a)) #define sk_${type_thing}_pop(a) ((${type_thing} *)sk_pop(a)) #define sk_${type_thing}_sort(a) sk_sort(a) #endif /* !DEBUG_SAFESTACK */ /* End of perl script block, you may now edit :-) */ EOF $output_defines = 0; } } }
