X-Git-Url: http://www.lcore.org/git/lcore.git/blobdiff_plain/2d2676149292e4e388bb102a41a3d64349ac88ed..03b75b4c964d8b3ac97d4007f0e033549b01c92f:/lcorernd.pas

diff --git a/lcorernd.pas b/lcorernd.pas
index 673860f..8f79856 100644
--- a/lcorernd.pas
+++ b/lcorernd.pas
@@ -111,7 +111,7 @@ function randominteger(i:longint):longint;
 function randombits(b:integer):longint;
 
 {generate a version 4 random uuid}
-function generate_uuid:string;
+function generate_uuid:ansistring;
 
 {$ifndef nolcorernd}
 
@@ -130,9 +130,11 @@ var
 
 implementation
 
+{$include pgtypes.inc}
+
 {$ifndef nolcorernd}
 uses
-  {$ifdef win32}windows,activex,{$endif}
+  {$ifdef mswindows}windows,activex,{$endif}
   {$ifdef unix}
     {$ifdef ver1_0}
       linux,
@@ -144,6 +146,23 @@ uses
 
 {$ifdef unix}{$include unixstuff.inc}{$endif}
 
+procedure rdtsc(buf: pointer);
+asm
+  {$ifdef cpux86}
+  mov ecx, buf
+  db $0f; db $31 {rdtsc}
+  mov [ecx], edx
+  mov [ecx+4], eax
+  {$endif}
+
+  {$ifdef cpux64}
+  mov rcx, buf
+  rdtsc
+  mov [rcx], edx
+  mov [rcx+4], eax
+  {$endif}
+end;
+
 type
   {hashtype must be array of bytes}
   hashtype=tmd5;
@@ -165,7 +184,7 @@ var
   pool:array[0..(pooldwords+seeddwords-1)] of wordtype;
   reseedcountdown:integer;
 
-{$ifdef win32}
+{$ifdef mswindows}
 function collect_seeding(var output;const bufsize:integer):integer;
 var
   l:packed record
@@ -178,7 +197,6 @@ var
     cursor:tpoint;
     hs:theapstatus;
   end absolute output;
-  rdtsc_0,rdtsc_1:integer;
 begin
   result := 0;
   if (bufsize < sizeof(l)) then exit;
@@ -194,15 +212,8 @@ begin
   queryperformancecounter(tlargeinteger(l.qpcbuf));
 
   {RDTSC}
-  {$ifdef cpu386}
-  asm
-    db $0F; db $31
-    mov rdtsc_0,eax
-    mov rdtsc_1,edx
-  end;
-  l.rdtscbuf[0] := rdtsc_0;
-  l.rdtscbuf[1] := rdtsc_1;
-  {$endif}
+  rdtsc(@l.rdtscbuf);
+
   {GETSYSTEMTIME}
   getsystemtime(tsystemtime(l.systemtimebuf));
 
@@ -248,12 +259,11 @@ var
   f:file;
   a:integer;
   l:packed record
-    devrnd:array[0..3] of integer;
+    devrnd:array[0..7] of integer;
     rdtscbuf:array[0..1] of integer;
     tv:ttimeval;
     pid:integer;
   end absolute output;
-  rdtsc_0,rdtsc_1:integer;
 
 begin
   result := 0;
@@ -280,15 +290,7 @@ begin
     move(wtmpcached,l.devrnd,sizeof(l.devrnd));
   end;
   {get more randomness in case there's no /dev/random}
-  {$ifdef cpu386}{$ASMMODE intel}
-  asm
-    db $0F; db $31
-    mov rdtsc_0,eax
-    mov rdtsc_1,edx
-  end;
-  l.rdtscbuf[0] := rdtsc_0;
-  l.rdtscbuf[1] := rdtsc_1;
-  {$endif}
+  rdtsc(@l.rdtscbuf);
 
   gettimeofday(l.tv);
   l.pid := getpid;
@@ -402,12 +404,12 @@ begin
 end;
 
 const
-  ch:array[0..15] of char='0123456789abcdef';
+  ch:array[0..15] of ansichar='0123456789abcdef';
 
-function generate_uuid:string;
+function generate_uuid:ansistring;
 var
   buf:array[0..7] of word;
-function inttohex(w:word):string;
+function inttohex(w:word):ansistring;
 begin
   result := ch[w shr 12] + ch[(w shr 8) and $f] + ch[(w shr 4) and $f] + ch[w and $f];
 end;