lazarus/components/codetools/ppuparser.pas
2017-01-29 21:04:32 +00:00

2718 lines
79 KiB
ObjectPascal

{
***************************************************************************
* *
* This source is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This code is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* General Public License for more details. *
* *
* A copy of the GNU General Public License is available on the World *
* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
* obtain it by writing to the Free Software Foundation, *
* Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1335, USA. *
* *
***************************************************************************
Author: Mattias Gaertner
Abstract:
Functions and classes to read ppu streams (Free Pascal compiled units)
of various versions. For example reading 2.3.1 ppus compiled for 64bit
with a lazarus compiled with fpc 2.2.2 i386.
}
unit PPUParser;
{$mode objfpc}{$H+}
{off $DEFINE VerbosePPUParser}
interface
uses
Classes, SysUtils, contnrs, FileProcs, LazFileUtils, lazutf8classes;
const
PPUIsEndianBig = {$IFDEF ENDIAN_BIG}True{$ELSE}False{$ENDIF};
// from ppu.pas
const
{ppu entries}
mainentryid = 1;
subentryid = 2;
{special}
iberror = 0;
ibstartdefs = 248;
ibenddefs = 249;
ibstartsyms = 250;
ibendsyms = 251;
ibendinterface = 252;
ibendimplementation = 253;
ibendbrowser = 254;
ibend = 255;
{general}
ibmodulename = 1;
ibsourcefiles = 2;
ibloadunit = 3;
ibinitunit = 4;
iblinkunitofiles = 5;
iblinkunitstaticlibs = 6;
iblinkunitsharedlibs = 7;
iblinkotherofiles = 8;
iblinkotherstaticlibs = 9;
iblinkothersharedlibs = 10;
ibImportSymbols = 11;
ibsymref = 12;
ibdefref = 13;
ibendsymtablebrowser = 14;
ibbeginsymtablebrowser = 15;
ibusedmacros = 16;
ibderefdata = 17;
ibexportedmacros = 18;
ibderefmap = 19;
{syms}
ibtypesym = 20;
ibprocsym = 21;
ibstaticvarsym = 22;
ibconstsym = 23;
ibenumsym = 24;
ibtypedconstsym = 25;
ibabsolutevarsym = 26;
ibpropertysym = 27;
ibfieldvarsym = 28;
ibunitsym = 29;
iblabelsym = 30;
ibsyssym = 31;
ibrttisym = 32;
iblocalvarsym = 33;
ibparavarsym = 34;
ibmacrosym = 35;
{definitions}
iborddef = 40;
ibpointerdef = 41;
ibarraydef = 42;
ibprocdef = 43;
ibshortstringdef = 44;
ibrecorddef = 45;
ibfiledef = 46;
ibformaldef = 47;
ibobjectdef = 48;
ibenumdef = 49;
ibsetdef = 50;
ibprocvardef = 51;
ibfloatdef = 52;
ibclassrefdef = 53;
iblongstringdef = 54;
ibansistringdef = 55;
ibwidestringdef = 56;
ibvariantdef = 57;
ibundefineddef = 58;
ibunicodestringdef = 59; // svn rev 9382
{implementation/ObjData}
ibnodetree = 80;
ibasmsymbols = 81;
ibresources = 82; // svn rev 7515 ppu version 80
ibcreatedobjtypes = 83; // svn rev 12341 ppu version 95
ibwpofile = 84; // svn rev 12341 ppu version 95
ibmoduleoptions = 85; // svn rev 14767 ppu version 114
ibmainname = 90; // svn rev 10406
ibsymtableoptions = 91; // svn rev 17328 ppu version 128
ibrecsymtableoptions = 91; // svn rev 18114
{ target-specific things }
iblinkotherframeworks = 100; // svn rev 8344
ibjvmnamespace = 101; // svn rec 21069
{ unit flags }
uf_init = $000001; { unit has initialization section }
uf_finalize = $000002; { unit has finalization section }
uf_big_endian = $000004;
//uf_has_browser = $000010;
uf_in_library = $000020; { is the file in another file than <ppufile>.* ? }
uf_smart_linked = $000040; { the ppu can be smartlinked }
uf_static_linked = $000080; { the ppu can be linked static }
uf_shared_linked = $000100; { the ppu can be linked shared }
//uf_local_browser = $000200;
uf_no_link = $000400; { unit has no .o generated, but can still have external linking! }
uf_has_resourcestrings = $000800; { unit has resource string section }
uf_little_endian = $001000;
uf_release = $002000; { unit was compiled with -Ur option }
uf_threadvars = $004000; { unit has threadvars }
uf_fpu_emulation = $008000; { this unit was compiled with fpu emulation on }
uf_has_stabs_debuginfo = $010000; { this unit has stabs debuginfo generated }
uf_local_symtable = $020000; { this unit has a local symtable stored }
uf_uses_variants = $040000; { this unit uses variants }
uf_has_resourcefiles = $080000; { this unit has external resources (using $R directive)}
uf_has_exports = $100000; { this module or a used unit has exports }
uf_has_dwarf_debuginfo = $200000; { this unit has dwarf debuginfo generated }
uf_wideinits = $400000; { this unit has winlike widestring typed constants }
uf_classinits = $800000; { this unit has class constructors/destructors }
uf_resstrinits = $1000000; { svn rev 18968: this unit has string consts referencing resourcestrings }
uf_i8086_far_code = $2000000; { svn rev 25365: this unit uses an i8086 memory model with far code (i.e. medium, large or huge) }
uf_i8086_far_data = $4000000; { svn rev 25365: this unit uses an i8086 memory model with far data (i.e. compact or large) }
uf_i8086_huge_data = $8000000; { svn rev 25365: this unit uses an i8086 memory model with huge data (i.e. huge) }
uf_i8086_cs_equals_ds = $10000000; { svn rev 27516: this unit uses an i8086 memory model with CS=DS (i.e. tiny) }
// from systems.inc
type
tsystemcpu=
(
cpu_no, { 0 }
cpu_i386, { 1 }
cpu_m68k, { 2 }
cpu_alpha, { 3 }
cpu_powerpc, { 4 }
cpu_sparc, { 5 }
cpu_vm, { 6 }
cpu_iA64, { 7 }
cpu_x86_64, { 8 }
cpu_mipseb, { 9 }
cpu_arm, { 10 }
cpu_powerpc64, { 11 }
cpu_avr, { 12 }
cpu_mipsel, { 13 }
cpu_jvm, { 14 }
cpu_i8086, { 15 }
cpu_aarch64 { 16 }
);
const
PPU_CPUNames : array[tsystemcpu] of string[9]=
('none',
'i386',
'm68k',
'alpha',
'powerpc',
'sparc',
'vis',
'ia64',
'x86_64',
'mips',
'arm',
'powerpc64',
'avr',
'mipsel',
'jvm',
'i8086',
'aarch64'
);
// from ppu.pas
{ We need to use the correct size of aint and pint for
the target CPU }
const
CpuAddrBitSize : array[tsystemcpu] of longint =
(
{ 0 } 32 {'none'},
{ 1 } 32 {'i386'},
{ 2 } 32 {'m68k'},
{ 3 } 32 {'alpha'},
{ 4 } 32 {'powerpc'},
{ 5 } 32 {'sparc'},
{ 6 } 32 {'vis'},
{ 7 } 64 {'ia64'},
{ 8 } 64 {'x86_64'},
{ 9 } 32 {'mipseb'},
{ 10 } 32 {'arm'},
{ 11 } 64 {'powerpc64'},
{ 12 } 16 {'avr'},
{ 13 } 32 {'mipsel'},
{ 14 } 32 {'jvm'},
{ 15 } 16 {'i8086'},
{ 16 } 64 {'aarch64'}
);
CpuAluBitSize : array[tsystemcpu] of longint =
(
{ 0 } 32 {'none'},
{ 1 } 32 {'i386'},
{ 2 } 32 {'m68k'},
{ 3 } 32 {'alpha'},
{ 4 } 32 {'powerpc'},
{ 5 } 32 {'sparc'},
{ 6 } 32 {'vis'},
{ 7 } 64 {'ia64'},
{ 8 } 64 {'x86_64'},
{ 9 } 32 {'mipseb'},
{ 10 } 32 {'arm'},
{ 11 } 64 {'powerpc64'},
{ 12 } 8 {'avr'},
{ 13 } 32 {'mipsel'},
{ 14 } 64 {'jvm'},
{ 15 } 16 {'i8086'},
{ 16 } 64 {'aarch64'}
);
type
// from globtype.pas
tproccalloption=(
pocall_none,
{ procedure uses C styled calling }
pocall_cdecl,
{ C++ calling conventions }
pocall_cppdecl,
{ Far16 for OS/2 }
pocall_far16,
{ Old style FPC default calling }
pocall_oldfpccall,
{ Procedure has compiler magic}
pocall_internproc,
{ procedure is a system call, applies e.g. to MorphOS and PalmOS }
pocall_syscall,
{ pascal standard left to right }
pocall_pascal,
{ procedure uses register (fastcall) calling }
pocall_register,
{ safe call calling conventions }
pocall_safecall,
{ procedure uses stdcall call }
pocall_stdcall,
{ Special calling convention for cpus without a floating point
unit. Floating point numbers are passed in integer registers
instead of floating point registers. Depending on the other
available calling conventions available for the cpu
this replaces either pocall_fastcall or pocall_stdcall.
}
pocall_softfloat,
{ Metrowerks Pascal. Special case on Mac OS (X): passes all }
{ constant records by reference. }
pocall_mwpascal
);
tproccalloptions = set of tproccalloption;
// from symconst.pas
tproctypeoption=(
potype_none,
potype_proginit, { Program initialization }
potype_unitinit, { unit initialization }
potype_unitfinalize, { unit finalization }
potype_constructor, { Procedure is a constructor }
potype_destructor, { Procedure is a destructor }
potype_operator, { Procedure defines an operator }
potype_procedure,
potype_function,
potype_class_constructor, { class constructor }
potype_class_destructor { class destructor }
);
tproctypeoptions = set of tproctypeoption;
tprocoption=(po_none,
po_classmethod, { class method }
po_virtualmethod, { Procedure is a virtual method }
po_abstractmethod, { Procedure is an abstract method }
po_finalmethod, { Procedure is a final method }
po_staticmethod, { static method }
po_overridingmethod, { method with override directive }
po_methodpointer, { method pointer, only in procvardef, also used for 'with object do' }
po_interrupt, { Procedure is an interrupt handler }
po_iocheck, { IO checking should be done after a call to the procedure }
po_assembler, { Procedure is written in assembler }
po_msgstr, { method for string message handling }
po_msgint, { method for int message handling }
po_exports, { Procedure has export directive (needed for OS/2) }
po_external, { Procedure is external (in other object or lib)}
po_overload, { procedure is declared with overload directive }
po_varargs, { printf like arguments }
po_internconst, { procedure has constant evaluator intern }
{ flag that only the address of a method is returned and not a full methodpointer }
po_addressonly,
{ procedure is exported }
po_public,
{ calling convention is specified explicitly }
po_hascallingconvention,
{ reintroduce flag }
po_reintroduce,
{ location of parameters is given explicitly as it is necessary for some syscall
conventions like that one of MorphOS }
po_explicitparaloc,
{ no stackframe will be generated, used by lowlevel assembler like get_frame }
po_nostackframe,
po_has_mangledname,
po_has_public_name,
po_forward,
po_global,
po_has_inlininginfo, // deleted in PPUVersion 167
{ The different kind of syscalls on MorphOS }
po_syscall_legacy,
po_syscall_sysv,
po_syscall_basesysv,
po_syscall_sysvbase,
po_syscall_r12base,
{ Used to record the fact that a symbol is asociated to this syscall }
po_syscall_has_libsym,
{ Procedure can be inlined }
po_inline,
{ Procedure is used for internal compiler calls }
po_compilerproc,
{ importing }
po_has_importdll,
po_has_importname,
po_kylixlocal,
po_dispid,
{ weakly linked (i.e., may or may not exist at run time) }
po_weakexternal,
{ Objective-C method }
po_objc,
{ enumerator support }
po_enumerator_movenext,
{ optional Objective-C protocol method }
po_optional,
{ nested procedure that uses Delphi-style calling convention for passing
the frame pointer (pushed on the stack, always the last parameter,
removed by the caller). Required for nested procvar compatibility,
because such procvars can hold both regular and nested procedures
(when calling a regular procedure using the above convention, it will
simply not see the frame pointer parameter, and since the caller cleans
up the stack will also remain balanced) }
po_delphi_nested_cc,
{ allows the routine's RawByteString var/out parameters to accept parameters
that do not match exactly (without typeconversion) }
po_rtlproc,
{ Non-virtual method of a Java class that has been transformed into a
"virtual; final;" method for JVM-implementation reasons }
po_java_nonvirtual,
{ automatically inherited routine from parent class, ignore for resolving
overloads (on the JVM target, constructors are not automatically
inherited, so we explicitly have to add the constructors of the parent
class to the child class; this influences the overload resolution logic
though, so ignore them there) }
po_ignore_for_overload_resolution,
{ the visibility of of this procdef was raised automatically by the
compiler, e.g. because it was designated as a getter/setter for a property
with a higher visibility on the JVM target }
po_auto_raised_visibility,
{ procedure is far (x86 only) }
po_far,
{ the procedure never returns, this information is usefull for dfa }
po_noreturn
);
tprocoptions = set of tprocoption;
{ options that should not trigger the recompilation of a unit if they change
between the interface and the implementation }
timplprocoption = (
{ the routine contains no code }
pio_empty,
{ the inline body of this routine is available }
pio_has_inlininginfo
);
timplprocoptions = set of timplprocoption;
const
proccalloptionNames : array[tproccalloption] of string[14]=('',
'CDecl',
'CPPDecl',
'Far16',
'OldFPCCall',
'InternProc',
'SysCall',
'Pascal',
'Register',
'SafeCall',
'StdCall',
'SoftFloat',
'MWPascal'
);
proctypeoptionNames : array[tproctypeoption] of string[20]=(
'none',
'ProgInit',
'UnitInit',
'UnitFinalize',
'Constructor',
'Destructor',
'Operator',
'Procedure',
'Function',
'Class Constructor',
'Class Destructor'
);
procoptionNames : array[tprocoption] of string[30]=(
'none',
'classmethod', { class method }
'virtualmethod', { Procedure is a virtual method }
'abstractmethod', { Procedure is an abstract method }
'finalmethod', { Procedure is a final method }
'staticmethod', { static method }
'overridingmethod', { method with override directive }
'methodpointer', { method pointer, only in procvardef, also used for 'with object do' }
'interrupt', { Procedure is an interrupt handler }
'iocheck', { IO checking should be done after a call to the procedure }
'assembler', { Procedure is written in assembler }
'msgstr', { method for string message handling }
'msgint', { method for int message handling }
'exports', { Procedure has export directive (needed for OS/2) }
'external', { Procedure is external (in other object or lib)}
'overload', { procedure is declared with overload directive }
'varargs', { printf like arguments }
'internconst', { procedure has constant evaluator intern }
{ flag that only the address of a method is returned and not a full methodpointer }
'addressonly',
{ procedure is exported }
'public',
{ calling convention is specified explicitly }
'hascallingconvention',
{ reintroduce flag }
'reintroduce',
{ location of parameters is given explicitly as it is necessary for some syscall
conventions like that one of MorphOS }
'explicitparaloc',
{ no stackframe will be generated', used by lowlevel assembler like get_frame }
'nostackframe',
'has_mangledname',
'has_public_name',
'forward',
'global',
'po_has_inlininginfo',
{ The different kind of syscalls on MorphOS }
'syscall_legacy',
'syscall_sysv',
'syscall_basesysv',
'syscall_sysvbase',
'syscall_r12base',
{ Used to record the fact that a symbol is asociated to this syscall }
'syscall_has_libsym',
{ Procedure can be inlined }
'inline',
{ Procedure is used for internal compiler calls }
'compilerproc',
{ importing }
'has_importdll',
'has_importname',
'kylixlocal',
'dispid',
{ weakly linked (i.e., may or may not exist at run time) }
'weakexternal',
{ Objective-C method }
'objc',
{ enumerator support }
'enumerator_movenext',
{ optional Objective-C protocol method }
'optional',
{ nested procedure that uses Delphi-style calling convention for passing
the frame pointer (pushed on the stack, always the last parameter,
removed by the caller). Required for nested procvar compatibility,
because such procvars can hold both regular and nested procedures
(when calling a regular procedure using the above convention, it will
simply not see the frame pointer parameter, and since the caller cleans
up the stack will also remain balanced) }
'delphi_nested_cc',
{ allows the routine's RawByteString var/out parameters to accept parameters
that do not match exactly (without typeconversion) }
'rtlproc',
{ Non-virtual method of a Java class that has been transformed into a
"virtual; final;" method for JVM-implementation reasons }
'java_nonvirtual',
{ automatically inherited routine from parent class, ignore for resolving
overloads (on the JVM target, constructors are not automatically
inherited, so we explicitly have to add the constructors of the parent
class to the child class; this influences the overload resolution logic
though, so ignore them there) }
'ignore_for_overload_resolution',
{ the visibility of of this procdef was raised automatically by the
compiler, e.g. because it was designated as a getter/setter for a property
with a higher visibility on the JVM target }
'auto_raised_visibility',
{ procedure is far (x86 only) }
'far',
{ the procedure never returns, this information is usefull for dfa }
'noreturn'
);
type
tsymoption=(
sp_none,
sp_public,
sp_private,
sp_published,
sp_protected,
sp_static,
sp_hint_deprecated,
sp_hint_platform,
sp_hint_library,
sp_hint_unimplemented,
sp_has_overloaded,
sp_internal { internal symbol, not reported as unused }
);
tsymoptions=set of tsymoption;
const
symoptionNames : array[tsymoption] of string[20]=(
'?',
'Public',
'Private',
'Published',
'Protected',
'Static',
'Hint Deprecated',
'Hint Platform',
'Hint Library',
'Hint Unimplemented',
'Has overloaded',
'Internal'
);
type
{ flags for a definition }
tdefoption=(
df_none,
{ type is unique, i.e. declared with type = type <tdef>; }
df_unique,
{ type is a generic }
df_generic,
{ type is a specialization of a generic type }
df_specialization,
df_genconstraint
);
tdefoptions=set of tdefoption;
tdefstate=(
ds_none,
ds_vmt_written,
ds_rtti_table_used,
ds_init_table_used,
ds_rtti_table_written,
ds_init_table_written,
ds_dwarf_dbg_info_used,
ds_dwarf_dbg_info_written
);
tdefstates=set of tdefstate;
{ flags for generic type constraints }
tgenericconstraintflag=(gcf_none,
gcf_constructor, { specialization type needs to have a constructor }
gcf_class, { specialization type needs to be a class }
gcf_record { specialization type needs to be a record type }
);
tgenericconstraintflags=set of tgenericconstraintflag;
const
defoptionNames : array[tdefoption] of string=(
'?',
'Unique Type',
'Generic',
'Specialization',
'Generic Constraint'
);
defstateNames : array[tdefstate] of string=(
'?',
'VMT Written',
'RTTITable Used',
'InitTable Used',
'RTTITable Written',
'InitTable Written',
'Dwarf DbgInfo Used',
'Dwarf DbgInfo Written'
);
type
TPPUPart = (
ppInterfaceHeader,
ppInterfaceDefinitions,
ppInterfaceSymbols,
ppInterfaceMacros,
ppImplementationHeader,
ppImplementationDefinitions,
ppImplementationSymbols
);
TPPUParts = set of TPPUPart;
const
PPUPartsAll = [low(TPPUPart)..high(TPPUPart)];
const
PPU_ID = 'PPU';
PPU_ID_Size = 3;
PPU_Ver_Size = 3;
type
TPPUHeader = packed record
id : array[1..PPU_ID_Size] of char; { = 'PPU' }
ver : array[1..PPU_Ver_Size] of char;
compiler : word;
cpu : word;
target : word;
flags : longint;
size : longint; { size of the ppufile without header }
checksum : cardinal; { checksum for this ppufile }
interface_checksum : cardinal;
deflistsize,
symlistsize : longint;
indirect_checksum: cardinal; // svn rev 14503
end;
TPPUEntry = packed record
size : longint; // number of bytes following directly behind the entry
id : byte;
nr : byte;
end;
PPPUEntry = ^TPPUEntry;
TPPU = class;
{ EPPUParserError }
EPPUParserError = class(Exception)
Sender: TPPU;
constructor Create(ASender: TPPU; const AMessage: string);
end;
TPPULinkedFile = class
public
ID: byte; // see iblinkunitofiles, iblink...
Filename: string;
Flags: Longint;
end;
{ TPPU }
TPPU = class
private
FSizeOfAInt: integer;
FSizeOfASizeInt: integer;
fChangeEndian: boolean;
FHeader: TPPUHeader;
FEntry: TPPUEntry;
FEntryStart: integer;
FEntryPos: integer;
FEntryBuf: Pointer;
FEntryBufSize: integer;
FOwner: TObject;
FVersion: integer;
FDerefData: PByte;
FDerefDataSize: integer;
FData: Pointer;
FDataPos: integer;
FDataSize: integer;
FInterfaceHeaderPos: integer; // start of the interface header entries
FImplementationHeaderPos: integer; // start of the implementation header entries
FMainUsesSectionPos: integer;// start of the ibloadunit entry
FImplementationUsesSectionPos: integer;// start of the ibloadunit entry
FInitProcPos: integer;// start of the ibprocdef entry
FFinalProcPos: integer;// start of the ibprocdef entry
procedure ReadPPU(const Parts: TPPUParts);
procedure ReadHeader;
procedure ReadInterfaceHeader;
procedure ReadImplementationHeader;
function ReadEntry: byte;
function EndOfEntry: boolean;
procedure SkipUntilEntry(EntryNr: byte);
procedure ReadDataFromStream(s: TStream);
procedure ReadData(var Buf; Count: longint);
function ReadEntryByte: byte;
function ReadEntryByte(const Msg: string): byte;
function ReadEntryShortstring: shortstring;
function ReadEntryShortstring(const Msg: string): shortstring;
function ReadEntryAnsistring: ansistring;
function ReadEntryAnsistring(const Msg: string): ansistring;
function ReadEntryLongint: longint;
function ReadEntryLongint(const Msg: string): longint;
function ReadEntryDWord: cardinal;
function ReadEntryDWord(const Msg: string): cardinal;
function ReadEntryWord: word;
function ReadEntryWord(const Msg: string): word;
function ReadEntryInt64: int64;
function ReadEntryInt64(const Msg: string): int64;
function ReadEntryQWord: QWord;
function ReadEntryQWord(const Msg: string): QWord;
function ReadEntryAInt: int64;
function ReadEntryAInt(const Msg: string): int64;
function ReadEntryASizeInt: int64;
function ReadEntryASizeInt(const Msg: string): int64;
procedure ReadEntrySmallSet(out s);
procedure ReadEntryNormalSet(out s);
procedure ReadUsedUnits;
procedure ReadModuleOptions;
procedure ReadLinkContainer(aContainerType: byte);
procedure ReadResources;
procedure ReadImportSymbols;
procedure ReadDerefData;
procedure ReadDerefMap;
procedure ReadDereference;
procedure ReadPosInfo;
procedure ReadSymTableOptions;
procedure ReadDefinitions;
procedure ReadProcImplOptions(out ImplProcOptions: timplprocoptions);
procedure ReadSymbols;
procedure ReadNodeTree;
procedure ReadCommonDefinition;
procedure ReadAbstractProcDef(out proccalloption: tproccalloption;
out procoptions: tprocoptions;
out proctypeoption: tproctypeoption);
procedure ReadSymOptions;
procedure Skip(Count: integer);
procedure Error(const Msg: string);
procedure GetUsesSection(StartPos: integer; var List: TStrings);
procedure SetDataPos(NewPos: integer);
function GetProcMangledName(ProcDefPos: integer): string;
public
constructor Create(TheOwner: TObject);
destructor Destroy; override;
procedure Clear;
procedure LoadFromStream(s: TStream; const Parts: TPPUParts = PPUPartsAll);
procedure LoadFromFile(const Filename: string; const Parts: TPPUParts = PPUPartsAll);
procedure Dump(const Prefix: string = '');
procedure DumpHeader(const Prefix: string = '');
procedure GetMainUsesSectionNames(var List: TStrings);
procedure GetImplementationUsesSectionNames(var List: TStrings);
procedure GetLinkedFiles(var ListOfTPPULinkedFile: TObjectList);
function GetInitProcName: string;
function GetFinalProcName: string;
property Version: integer read FVersion;
property Owner: TObject read FOwner;
end;
function PPUTargetToStr(w: longint): string;
function PPUCpuToStr(w: longint): string;
function PPUFlagsToStr(flags: longint): string;
function PPUTimeToStr(t: longint): string;
function PPULinkContainerFlagToStr(Flags: longint): string;
function PPUEntryName(Entry: byte): string;
function ComparePPULinkedFiles(Item1, Item2: Pointer): integer;
implementation
function reverse_byte(b: byte): byte;
const
reverse_nible: array[0..15] of 0..15 =
(%0000,%1000,%0100,%1100,%0010,%1010,%0110,%1110,
%0001,%1001,%0101,%1101,%0011,%1011,%0111,%1111);
begin
Result:=(reverse_nible[b and $f] shl 4) or reverse_nible[b shr 4];
end;
function PPUTargetToStr(w: longint): string;
type
{ taken from systems.pas }
ttarget =
(
system_none, { 0 }
obsolete_system_i386_GO32V1,{ 1 }
system_i386_GO32V2, { 2 }
system_i386_linux, { 3 }
system_i386_OS2, { 4 }
system_i386_Win32, { 5 }
system_i386_freebsd, { 6 }
system_m68k_Amiga, { 7 }
system_m68k_Atari, { 8 }
system_m68k_Mac, { 9 }
system_m68k_linux, { 10 }
system_m68k_PalmOS, { 11 }
system_alpha_linux, { 12 }
system_powerpc_linux, { 13 }
system_powerpc_macos, { 14 }
system_i386_solaris, { 15 }
system_i386_beos, { 16 }
system_i386_netbsd, { 17 }
system_m68k_netbsd, { 18 }
system_i386_Netware, { 19 }
system_i386_qnx, { 20 }
system_i386_wdosx, { 21 }
system_sparc_solaris, { 22 }
system_sparc_linux, { 23 }
system_i386_openbsd, { 24 }
system_m68k_openbsd, { 25 }
system_x86_64_linux, { 26 }
system_powerpc_darwin, { 27 }
system_i386_emx, { 28 }
system_powerpc_netbsd, { 29 }
system_powerpc_openbsd, { 30 }
system_arm_linux, { 31 }
system_i386_watcom, { 32 }
system_powerpc_MorphOS, { 33 }
system_x86_64_freebsd, { 34 }
system_i386_netwlibc, { 35 }
system_powerpc_Amiga, { 36 }
system_x86_64_win64, { 37 }
system_arm_wince, { 38 }
system_ia64_win64, { 39 }
system_i386_wince, { 40 }
system_x86_6432_linux, { 41 }
system_arm_gba, { 42 }
system_powerpc64_linux, { 43 }
system_i386_darwin, { 44 }
system_arm_palmos, { 45 }
system_powerpc64_darwin, { 46 }
system_arm_nds, { 47 }
system_i386_embedded, { 48 }
system_m68k_embedded, { 49 }
system_alpha_embedded, { 50 }
system_powerpc_embedded, { 51 }
system_sparc_embedded, { 52 }
system_vm_embedded, { 53 }
system_iA64_embedded, { 54 }
system_x86_64_embedded, { 55 }
system_mips_embedded, { 56 }
system_arm_embedded, { 57 }
system_powerpc64_embedded, { 58 }
system_i386_symbian, { 59 }
system_arm_symbian, { 60 }
system_x86_64_darwin, { 61 }
system_avr_embedded, { 62 }
system_i386_haiku, { 63 }
system_arm_darwin, { 64 }
system_x86_64_solaris, { 65 }
system_mips_linux, { 66 }
system_mipsel_linux, { 67 }
system_i386_nativent, { 68 }
system_i386_iphonesim, { 69 }
system_powerpc_wii, { 70 }
system_x86_64_openbsd, { 71 }
system_x86_64_netbsd, { 72 }
system_powerpc_aix, { 73 }
system_powerpc64_aix, { 74 }
system_jvm_java32, { 75 }
system_jvm_android32, { 76 }
system_arm_android, { 77 }
system_i386_android, { 78 }
system_i8086_msdos, { 79 }
system_mipsel_android, { 80 }
system_mipseb_embedded, { 81 }
system_mipsel_embedded, { 82 }
system_i386_aros, { 83 }
system_x86_64_aros, { 84 }
system_x86_64_dragonfly, { 85 }
system_aarch64_darwin, { 85 }
system_x86_64_iphonesim { 86 }
);
const
// taken form ppudump.pp
Targets : array[ttarget] of string[18]=(
{ 0 } 'none',
{ 1 } 'GO32V1 (obsolete)',
{ 2 } 'GO32V2',
{ 3 } 'Linux-i386',
{ 4 } 'OS/2',
{ 5 } 'Win32',
{ 6 } 'FreeBSD-i386',
{ 7 } 'Amiga',
{ 8 } 'Atari',
{ 9 } 'MacOS-m68k',
{ 10 } 'Linux-m68k',
{ 11 } 'PalmOS-m68k',
{ 12 } 'Linux-alpha',
{ 13 } 'Linux-ppc',
{ 14 } 'MacOS-ppc',
{ 15 } 'Solaris-i386',
{ 16 } 'BeOS-i386',
{ 17 } 'NetBSD-i386',
{ 18 } 'NetBSD-m68k',
{ 19 } 'Netware-i386-clib',
{ 20 } 'Qnx-i386',
{ 21 } 'WDOSX-i386',
{ 22 } 'Solaris-sparc',
{ 23 } 'Linux-sparc',
{ 24 } 'OpenBSD-i386',
{ 25 } 'OpenBSD-m68k',
{ 26 } 'Linux-x86-64',
{ 27 } 'MacOSX-ppc',
{ 28 } 'OS/2 via EMX',
{ 29 } 'NetBSD-powerpc',
{ 30 } 'OpenBSD-powerpc',
{ 31 } 'Linux-arm',
{ 32 } 'Watcom-i386',
{ 33 } 'MorphOS-powerpc',
{ 34 } 'FreeBSD-x86-64',
{ 35 } 'Netware-i386-libc',
{ 36 } 'Amiga-PowerPC',
{ 37 } 'Win64-x64',
{ 38 } 'WinCE-ARM',
{ 39 } 'Win64-iA64',
{ 40 } 'WinCE-i386',
{ 41 } 'Linux-x64',
{ 42 } 'GBA-arm',
{ 43 } 'Linux-powerpc64',
{ 44 } 'Darwin-i386',
{ 45 } 'PalmOS-arm',
{ 46 } 'MacOSX-powerpc64',
{ 47 } 'NDS-arm',
{ 48 } 'Embedded-i386',
{ 49 } 'Embedded-m68k',
{ 50 } 'Embedded-alpha',
{ 51 } 'Embedded-powerpc',
{ 52 } 'Embedded-sparc',
{ 53 } 'Embedded-vm',
{ 54 } 'Embedded-iA64',
{ 55 } 'Embedded-x64',
{ 56 } 'Embedded-mips',
{ 57 } 'Embedded-arm',
{ 58 } 'Embedded-powerpc64',
{ 59 } 'Symbian-i386',
{ 60 } 'Symbian-arm',
{ 61 } 'MacOSX-x64',
{ 62 } 'Embedded-avr',
{ 63 } 'Haiku-i386',
{ 64 } 'Darwin-ARM',
{ 65 } 'Solaris-x86-64',
{ 66 } 'Linux-MIPS',
{ 67 } 'Linux-MIPSel',
{ 68 } 'NativeNT-i386',
{ 69 } 'iPhoneSim-i386',
{ 70 } 'Wii-powerpc',
{ 71 } 'OpenBSD-x86-64',
{ 72 } 'NetBSD-x86-64',
{ 73 } 'AIX-powerpc',
{ 74 } 'AIX-powerpc64',
{ 75 } 'Java-JVM',
{ 76 } 'Android-JVM',
{ 77 } 'Android-arm',
{ 78 } 'Android-i386',
{ 79 } 'MSDOS-i8086',
{ 80 } 'Android-MIPSel',
{ 81 } 'Embedded-mipseb',
{ 82 } 'Embedded-mipsel',
{ 83 } 'AROS-i386',
{ 84 } 'AROS-x86-64',
{ 85 } 'DragonFly-x86-64',
{ 85 } 'Darwin-AArch64',
{ 86 } 'iPhoneSim-x86-64'
);
begin
if w<=ord(high(ttarget)) then
Result:=Targets[ttarget(w)]
else
Result:='<!! Unknown target value '+IntToStr(w)+'>';
end;
function PPUCpuToStr(w:longint):string;
begin
if w<=ord(high(tsystemcpu)) then
Result:=PPU_CPUNames[tsystemcpu(w)]
else
Result:='<!! Unknown cpu value '+IntToStr(w)+'>';
end;
function PPUFlagsToStr(flags:longint):string;
type
tflagopt=record
mask : longint;
str : string[30];
end;
const
flagopts=17;
flagopt : array[1..flagopts] of tflagopt=(
(mask: $1 ;str:'init'),
(mask: $2 ;str:'final'),
(mask: $4 ;str:'big_endian'),
(mask: $8 ;str:'dbx'),
// (mask: $10 ;str:'browser'),
(mask: $20 ;str:'in_library'),
(mask: $40 ;str:'smart_linked'),
(mask: $80 ;str:'static_linked'),
(mask: $100 ;str:'shared_linked'),
// (mask: $200 ;str:'local_browser'),
(mask: $400 ;str:'no_link'),
(mask: $800 ;str:'has_resources'),
(mask: $1000 ;str:'little_endian'),
(mask: $2000 ;str:'release'),
(mask: $4000 ;str:'local_threadvars'),
(mask: $8000 ;str:'fpu_emulation_on'),
(mask: $10000 ;str:'has_debug_info'),
(mask: $20000 ;str:'local_symtable'),
(mask: $40000 ;str:'uses_variants')
);
var
i : longint;
first : boolean;
s : string;
begin
s:='';
if flags<>0 then
begin
first:=true;
for i:=1to flagopts do
if (flags and flagopt[i].mask)<>0 then
begin
if first then
first:=false
else
s:=s+', ';
s:=s+flagopt[i].str;
end;
end
else
s:='none';
Result:=s;
end;
function L0(l: longint): shortstring;
{
return the string of value l, if l<10 then insert a zero, so
the string is always at least 2 chars '01','02',etc
}
var
s : shortstring;
begin
Str(l,s);
if l<10 then
s:='0'+s;
Result:=s;
end;
function PPUTimeToStr(t: longint): string;
{
convert dos datetime t to a string YY/MM/DD HH:MM:SS
}
var
DT: TDateTime;
hsec: word;
Year, Month, Day: Word;
hour, min, sec: word;
begin
if t=-1 then
begin
Result := '<invalid time>';
exit;
end;
DT := FileDateToDateTimeDef(t);
DecodeTime(DT,hour,min,sec,hsec);
DecodeDate(DT,year,month,day);
Result := L0(Year)+'/'+L0(Month)+'/'+L0(Day)+' '+L0(Hour)+':'+L0(min)+':'+L0(sec);
end;
function PPULinkContainerFlagToStr(Flags: longint): string;
const
{ link options }
//link_none = $0;
link_always = $1;
link_static = $2;
link_smart = $4;
link_shared = $8;
begin
Result:='';
if (Flags and link_always)<>0 then
Result:=Result+'always,';
if (Flags and link_static)<>0 then
Result:=Result+'static,';
if (Flags and link_smart)<>0 then
Result:=Result+'smart,';
if (Flags and link_shared)<>0 then
Result:=Result+'shared,';
if Result<>'' then Result:=copy(Result,1,length(Result)-1);
end;
function PPUEntryName(Entry: byte): string;
begin
case Entry of
iberror: Result:='iberror';
ibstartdefs: Result:='ibstartdefs';
ibenddefs: Result:='ibenddefs';
ibstartsyms: Result:='ibstartsyms';
ibendsyms: Result:='ibendsyms';
ibendinterface: Result:='ibendinterface';
ibendimplementation: Result:='ibendimplementation';
ibendbrowser: Result:='ibendbrowser';
ibend: Result:='ibend';
{general}
ibmodulename: Result:='ibmodulename';
ibsourcefiles: Result:='ibsourcefiles';
ibloadunit: Result:='ibloadunit';
ibinitunit: Result:='ibinitunit';
iblinkunitofiles: Result:='iblinkunitofiles';
iblinkunitstaticlibs: Result:='iblinkunitstaticlibs';
iblinkunitsharedlibs: Result:='iblinkunitsharedlibs';
iblinkotherofiles: Result:='iblinkotherofiles';
iblinkotherstaticlibs: Result:='iblinkotherstaticlibs';
iblinkothersharedlibs: Result:='iblinkothersharedlibs';
ibImportSymbols: Result:='ibImportSymbols';
ibsymref: Result:='ibsymref';
ibdefref: Result:='ibdefref';
ibendsymtablebrowser: Result:='ibendsymtablebrowser';
ibbeginsymtablebrowser: Result:='ibbeginsymtablebrowser';
ibusedmacros: Result:='ibusedmacros';
ibderefdata: Result:='ibderefdata';
ibexportedmacros: Result:='ibexportedmacros';
ibderefmap: Result:='ibderefmap';
{syms}
ibtypesym: Result:='ibtypesym';
ibprocsym: Result:='ibprocsym';
ibstaticvarsym: Result:='ibstaticvarsym';
ibconstsym: Result:='ibconstsym';
ibenumsym: Result:='ibenumsym';
ibtypedconstsym: Result:='ibtypedconstsym';
ibabsolutevarsym: Result:='ibabsolutevarsym';
ibpropertysym: Result:='ibpropertysym';
ibfieldvarsym: Result:='ibfieldvarsym';
ibunitsym: Result:='ibunitsym';
iblabelsym: Result:='iblabelsym';
ibsyssym: Result:='ibsyssym';
ibrttisym: Result:='ibrttisym';
iblocalvarsym: Result:='iblocalvarsym';
ibparavarsym: Result:='ibparavarsym';
ibmacrosym: Result:='ibmacrosym';
{definitions}
iborddef: Result:='iborddef';
ibpointerdef: Result:='ibpointerdef';
ibarraydef: Result:='ibarraydef';
ibprocdef: Result:='ibprocdef';
ibshortstringdef: Result:='ibshortstringdef';
ibrecorddef: Result:='ibrecorddef';
ibfiledef: Result:='ibfiledef';
ibformaldef: Result:='ibformaldef';
ibobjectdef: Result:='ibobjectdef';
ibenumdef: Result:='ibenumdef';
ibsetdef: Result:='ibsetdef';
ibprocvardef: Result:='ibprocvardef';
ibfloatdef: Result:='ibfloatdef';
ibclassrefdef: Result:='ibclassrefdef';
iblongstringdef: Result:='iblongstringdef';
ibansistringdef: Result:='ibansistringdef';
ibwidestringdef: Result:='ibwidestringdef';
ibvariantdef: Result:='ibvariantdef';
ibundefineddef: Result:='ibundefineddef';
ibunicodestringdef: Result:='ibunicodestringdef';
{implementation/ObjData}
ibnodetree: Result:='ibnodetree';
ibasmsymbols: Result:='ibasmsymbols';
ibresources: Result:='ibresources';
ibcreatedobjtypes:Result:='ibcreatedobjtypes';
ibwpofile: Result:='ibwpofile';
ibmoduleoptions: Result:='ibmoduleoptions';
ibmainname: Result:='ibmainname';
ibsymtableoptions:Result:='ibsymtableoptions';
//ibrecsymtableoptions: duplicate with ibsymtableoptions
{ target-specific things }
iblinkotherframeworks: Result:='iblinkotherframeworks';
ibjvmnamespace: Result:='ibjvmnamespace';
else Result:='unknown('+IntToStr(Entry)+')';
end;
end;
function ComparePPULinkedFiles(Item1, Item2: Pointer): integer;
var
File1: TPPULinkedFile absolute Item1;
File2: TPPULinkedFile absolute Item2;
begin
if File1.ID<File2.ID then exit(1)
else if File1.ID>File2.ID then exit(-1);
Result:=CompareFilenames(File1.Filename,File2.Filename);
if Result<>0 then exit;
if File1.Flags<File2.Flags then exit(1)
else if File1.Flags>File2.Flags then exit(-1);
Result:=0;
end;
{ EPPUParserError }
constructor EPPUParserError.Create(ASender: TPPU; const AMessage: string);
begin
Sender:=ASender;
inherited Create(AMessage);
end;
{ TPPU }
procedure TPPU.ReadPPU(const Parts: TPPUParts);
begin
ReadHeader;
// interface header
if ppInterfaceHeader in Parts then
ReadInterfaceHeader
else
SkipUntilEntry(ibendinterface);
if Version>=128 then
ReadSymTableOptions;
// interface definitions
if ppInterfaceDefinitions in Parts then
ReadDefinitions
else
SkipUntilEntry(ibenddefs);
// Interface Symbols
SkipUntilEntry(ibendsyms);
// Interface Macros
if ReadEntry=ibexportedmacros then begin
if boolean(ReadEntryByte) then begin
// skip the definition section for macros (since they are never used)
SkipUntilEntry(ibenddefs);
// read the macro symbols
SkipUntilEntry(ibendsyms);
end;
end;
// Implementation Header
if ppImplementationHeader in Parts then
ReadImplementationHeader
else
SkipUntilEntry(ibendimplementation);
// Implementation Definitions and Symbols
if (FHeader.flags and uf_local_symtable)<>0 then begin
if Version>=128 then
ReadSymTableOptions;
if ppImplementationDefinitions in Parts then
ReadDefinitions
else
SkipUntilEntry(ibenddefs);
SkipUntilEntry(ibendsyms);
end else begin
// no definitions and no symbols
end;
end;
procedure TPPU.ReadHeader;
var
cpu: tsystemcpu;
begin
fChangeEndian:=PPUIsEndianBig;
// read ID
ReadData(FHeader.id,PPU_ID_Size);
if String(FHeader.id)<>PPU_ID then
Error('This is not a PPU. Wrong ID.');
// read Version
ReadData(FHeader.ver,PPU_Ver_Size);
FVersion:=StrToIntDef(String(FHeader.ver),0);
if FVersion<16 then
Error('Old PPU versions (<16) are not supported.');
// read rest of header
ReadData(FHeader.compiler,SizeOf(TPPUHeader)-PPU_Ver_Size-PPU_ID_Size);
if fChangeEndian then begin
fHeader.compiler := swapendian(fHeader.compiler);
fHeader.cpu := swapendian(fHeader.cpu);
fHeader.target := swapendian(fHeader.target);
fHeader.flags := swapendian(fHeader.flags);
fHeader.size := swapendian(fHeader.size);
fHeader.checksum := swapendian(fHeader.checksum);
fHeader.interface_checksum := swapendian(fHeader.interface_checksum);
fHeader.deflistsize := swapendian(fHeader.deflistsize);
fHeader.symlistsize := swapendian(fHeader.symlistsize);
end;
fChangeEndian:=((FHeader.flags and uf_big_endian) = uf_big_endian)<>PPUIsEndianBig;
FEntryPos:=0;
FillByte(FEntry,SizeOf(FEntry),0);
{$R-}
cpu:=tsystemcpu(FHeader.cpu);
if (cpu<low(tsystemcpu)) or (cpu>high(tsystemcpu)) then
cpu:=tsystemcpu(FHeader.cpu);
{$R+}
FSizeOfAInt:=CpuAluBitSize[cpu] div 8;
FSizeOfASizeInt:=CpuAddrBitSize[cpu] div 8;
{$IFDEF VerbosePPUParser}
DumpHeader('');
{$ENDIF}
end;
procedure TPPU.ReadInterfaceHeader;
var
EntryNr: Byte;
{$IFDEF VerbosePPUParser}
ModuleName: ShortString;
Filename: ShortString;
FileTime: LongInt;
Conditional: ShortString;
DefinedAtStartUp: Boolean;
IsUsed: Boolean;
{$ENDIF}
begin
FInterfaceHeaderPos:=FDataPos;
repeat
EntryNr:=ReadEntry;
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadInterface EntryNr=',EntryNr,'=',PPUEntryName(EntryNr)]);
{$ENDIF}
case EntryNr of
ibmodulename:
begin
{$IFDEF VerbosePPUParser}ModuleName:={$ENDIF}ReadEntryShortstring;
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadInterfaceHeader ModuleName=',ModuleName]);
{$ENDIF}
end;
ibmoduleoptions:
ReadModuleOptions;
ibsourcefiles:
begin
while not EndOfEntry do
begin
{$IFDEF VerbosePPUParser}Filename:={$ENDIF}ReadEntryShortstring;// filename
{$IFDEF VerbosePPUParser}FileTime:={$ENDIF}ReadEntryLongint;// file time
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadInterfaceHeader SourceFile=',Filename,' Time=',PPUTimeToStr(FileTime)]);
{$ENDIF}
end;
end;
ibloadunit:
begin
FMainUsesSectionPos:=FEntryStart;
ReadUsedUnits;
end;
iblinkunitofiles,iblinkunitstaticlibs,iblinkunitsharedlibs,
iblinkotherofiles,iblinkotherstaticlibs,iblinkothersharedlibs,
iblinkotherframeworks:
ReadLinkContainer(EntryNr);
ibresources:
ReadResources;
ibImportSymbols:
ReadImportSymbols;
ibusedmacros:
begin
while not EndOfEntry do
begin
{$IFDEF VerbosePPUParser}Conditional:={$ENDIF}ReadEntryShortstring;
{$IFDEF VerbosePPUParser}DefinedAtStartUp:=boolean(ReadEntryByte){$ELSE}ReadEntryByte{$ENDIF};
{$IFDEF VerbosePPUParser}IsUsed:=boolean(ReadEntryByte){$ELSE}ReadEntryByte{$ENDIF};
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadInterfaceHeader Macro=',Conditional,' DefinedAtStartUp=',DefinedAtStartUp,' Used=',IsUsed]);
{$ENDIF}
end;
end;
ibderefdata:
ReadDerefData;
ibderefmap:
ReadDerefMap;
ibendinterface:
break;
else
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadInterfaceHeader Skipping unsupported entry ',EntryNr]);
{$ENDIF}
FEntryPos:=FEntry.size;
end;
until false;
end;
procedure TPPU.ReadImplementationHeader;
var
EntryNr: Byte;
begin
FImplementationHeaderPos:=FDataPos;
repeat
EntryNr:=ReadEntry;
case EntryNr of
// ToDo: ibasmsymbols
ibloadunit:
begin
FImplementationUsesSectionPos:=FEntryStart;
ReadUsedUnits;
end;
ibendimplementation:
break;
else
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadImplementationHeader Skipping unsupported entry ',EntryNr]);
{$ENDIF}
FEntryPos:=FEntry.size;
end;
until false;
end;
procedure TPPU.ReadDefinitions;
type
{
tsettype = (normset,smallset,varset);
tordtype = (
uvoid,
u8bit,u16bit,u32bit,u64bit,
s8bit,s16bit,s32bit,s64bit,
bool8bit,bool16bit,bool32bit,bool64bit,
uchar,uwidechar,scurrency
);
tobjecttyp = (odt_none,
odt_class,
odt_object,
odt_interfacecom,
odt_interfacecorba,
odt_cppclass,
odt_dispinterface
);
tvarianttype = (
vt_normalvariant,vt_olevariant
);
}
tprocinfoflag=(
{# procedure uses asm }
pi_uses_asm,
{# procedure does a call }
pi_do_call,
{# procedure has a try statement = no register optimization }
pi_uses_exceptions,
{# procedure is declared as @var(assembler), don't optimize}
pi_is_assembler,
{# procedure contains data which needs to be finalized }
pi_needs_implicit_finally
);
//tprocinfoflags=set of tprocinfoflag;
tsystemcpu=
(
cpu_no, { 0 }
cpu_i386, { 1 }
cpu_m68k, { 2 }
cpu_alpha, { 3 }
cpu_powerpc, { 4 }
cpu_sparc, { 5 }
cpu_vm, { 6 }
cpu_iA64, { 7 }
cpu_x86_64, { 8 }
cpu_mips, { 9 }
cpu_arm { 10 }
);
var
EntryNr: Byte;
calloption: tproccalloption;
procoptions: tprocoptions;
procinfooptions : tprocinfoflag;
proctypeoption: tproctypeoption;
ImplProcOptions: timplprocoptions;
CurEntryStart: LongInt;
HasInliningInfo: Boolean;
begin
EntryNr:=ReadEntry;
if EntryNr<>ibstartdefs then
begin
Error('expected ibstartdefs, but found '+PPUEntryName(EntryNr));
end;
repeat
EntryNr:=ReadEntry;
CurEntryStart:=FEntryStart;
case EntryNr of
ibpointerdef:
begin
{$IFDEF VerbosePPUParser} DebugLn(['TPPU.ReadDefinitions Pointer definition:']); {$ENDIF}
ReadCommonDefinition;
{$IFDEF VerbosePPUParser} DebugLn(['TPPU.ReadDefinitions Pointed type:']); {$ENDIF}
ReadDereference;
ReadEntryByte{$IFDEF VerbosePPUParser}('IsFar='){$ENDIF}; // is Far
end;
ibprocdef:
begin
{$IFDEF VerbosePPUParser} DebugLn(['TPPU.ReadDefinitions Procedure definition:']); {$ENDIF}
ReadCommonDefinition;
ReadAbstractProcDef(calloption,procoptions,proctypeoption);
if proctypeoption in [potype_proginit,potype_unitinit] then
FInitProcPos:=CurEntryStart;
if proctypeoption in [potype_unitfinalize] then
FFinalProcPos:=CurEntryStart;
if (po_has_mangledname in procoptions) then begin
ReadEntryShortstring{$IFDEF VerbosePPUParser}(' Mangled name : '){$ENDIF};
end;
ReadEntryWord{$IFDEF VerbosePPUParser}(' Number : '){$ENDIF};
ReadEntryByte{$IFDEF VerbosePPUParser}(' Level : '){$ENDIF};
{$IFDEF VerbosePPUParser}
dbgout(' Class : ');
{$ENDIF}
ReadDereference;
{$IFDEF VerbosePPUParser}
dbgout(' Procsym : ');
{$ENDIF}
ReadDereference;
{$IFDEF VerbosePPUParser}
dbgout(' File Pos : ');
{$ENDIF}
readposinfo;
{$IFDEF VerbosePPUParser}
dbgout(' SymOptions : ');
{$ENDIF}
ReadSymOptions;
if tsystemcpu(FHeader.cpu)=cpu_powerpc then begin
{ library symbol for AmigaOS/MorphOS }
{$IFDEF VerbosePPUParser} dbgout(' Library symbol : '); {$ENDIF}
ReadDereference;
end;
if (po_has_importdll in procoptions) then
ReadEntryShortstring{$IFDEF VerbosePPUParser}(' Import DLL : '){$ENDIF};
if (po_has_importname in procoptions) then
ReadEntryShortstring{$IFDEF VerbosePPUParser}(' Import Name : '){$ENDIF};
ReadEntryWord{$IFDEF VerbosePPUParser}(' Import Nr : '){$ENDIF};
if (po_msgint in procoptions) then
ReadEntryLongint{$IFDEF VerbosePPUParser}(' MsgInt : '){$ENDIF};
if (po_msgstr in procoptions) then
ReadEntryShortstring{$IFDEF VerbosePPUParser}(' MsgStr : '){$ENDIF};
if (po_dispid in procoptions) then
ReadEntryLongint{$IFDEF VerbosePPUParser}(' DispID : '){$ENDIF};
if Version>=167 then
ReadProcImplOptions(ImplProcOptions);
HasInliningInfo:=
((Version<167) and (po_has_inlininginfo in procoptions))
or ((Version>=167) and (pio_has_inlininginfo in implprocoptions));
if HasInliningInfo then begin
{$IFDEF VerbosePPUParser} dbgout(' FuncretSym : '); {$ENDIF}
ReadDereference;
ReadEntrySmallSet(procinfooptions);
{$IFDEF VerbosePPUParser} debugln([' ProcInfoOptions : ',dword(procinfooptions)]);{$ENDIF}
end;
// parast
if Version>=128 then
ReadSymTableOptions;
ReadDefinitions;
ReadSymbols;
// localst
if HasInliningInfo then
begin
ReadDefinitions;
ReadSymbols;
end;
if HasInliningInfo then
readnodetree;
end;
ibenddefs:
break;
else
{$IFDEF VerbosePPUParser} DebugLn(['TPPU.ReadDefinitions Skipping unsupported: ',EntryNr]); {$ENDIF}
end;
{$IFDEF VerbosePPUParser}
if not EndOfEntry then
DebugLn(['TPPU.ReadDefinitions: Warning: Entry has more information stored']);
{$ENDIF}
until false;
end;
procedure TPPU.ReadProcImplOptions(out ImplProcOptions: timplprocoptions);
begin
ReadEntrySmallSet(ImplProcOptions);
end;
procedure TPPU.ReadSymbols;
{type
pguid = ^tguid;
tguid = packed record
D1: LongWord;
D2: Word;
D3: Word;
D4: array[0..7] of Byte;
end;
absolutetyp = (
tovar,
toasm,
toaddr
);
tconsttyp = (
constnone,
constord,
conststring,
constreal,
constset,
constpointer,
constnil,
constresourcestring,
constwstring,
constguid
);}
var
EntryNr: Byte;
begin
if ReadEntry<>ibstartsyms then
Error('missing ibstartsyms');
ReadEntryLongint{$IFDEF VerbosePPUParser}('Symtable datasize : '){$ENDIF};
if FEntryPos<FEntry.size then
ReadEntryLongint{$IFDEF VerbosePPUParser}('Symtable alignment: '){$ENDIF};
repeat
EntryNr:=ReadEntry;
case EntryNr of
ibendsyms:
break;
else
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadSymbols Skipping unsupported PPU Entry in Symbols: ',EntryNr]);
{$ENDIF}
end;
{$IFDEF VerbosePPUParser}
if not EndOfEntry then
DebugLn(['TPPU.ReadSymbols Entry has more information stored: ',EntryNr]);
{$ENDIF}
until false;
end;
procedure TPPU.ReadNodeTree;
begin
if ReadEntry<>ibnodetree then
Error('TPPU.ReadNodeTree missing ibnodetree');
FEntryPos:=FEntry.size;
end;
procedure TPPU.ReadCommonDefinition;
var
defoptions: tdefoptions;
defstates: tdefstates;
genconstr: tgenericconstraintflags;
len: Int64;
i: Integer;
{$IFDEF VerbosePPUParser}
defopt: tdefoption;
defstate: tdefstate;
TokenBuf: Pointer;
TokenBufSize: LongInt;
{$ENDIF}
begin
ReadEntryLongint{$IFDEF VerbosePPUParser}('DefinitionID='){$ENDIF};
ReadDereference;
ReadEntrySmallSet(defoptions);
{$IFDEF VerbosePPUParser}
if defoptions<>[] then begin
dbgout(' DefOptions:');
for defopt:=low(tdefoption) to high(tdefoption) do
if defopt in defoptions then
dbgout(' ',defoptionNames[defopt]);
debugln;
end;
{$ENDIF}
ReadEntrySmallSet(defstates);
{$IFDEF VerbosePPUParser}
if defstates<>[] then begin
dbgout(' DefStates:');
for defstate:=low(tdefstate) to high(tdefstate) do
if defstate in defstates then
dbgout(' ',defstateNames[defstate]);
debugln;
end;
{$ENDIF}
if df_genconstraint in defoptions then begin
// generic constraints
ReadEntrySmallSet(genconstr);
len:=ReadEntryASizeInt({$IFDEF VerbosePPUParser}'generic consstraints='{$ENDIF});
for i:=1 to len do begin
ReadDereference;
end;
end;
if [df_generic,df_specialization]*defoptions<>[] then begin
// generic parameters
len:=ReadEntryLongint;
for i:=1 to len do begin
ReadDereference;
end;
end;
if df_generic in defoptions then begin
{$IFDEF VerbosePPUParser}TokenBufSize:={$ENDIF}ReadEntryLongint;
{$IFDEF VerbosePPUParser}
TokenBuf:=allocmem(TokenBufSize);
try
System.Move(Pointer(FEntryBuf+FEntryPos)^,TokenBuf^,TokenBufSize);
inc(FEntryPos,TokenBufSize);
i:=0;
while i<TokenBufSize do begin
// The tokens depends on compiler Version
// ToDo: write tokens
inc(i);
end;
finally
FreeMem(TokenBuf);
end;
{$ENDIF}
end;
if df_specialization in defoptions then
begin
ReadDereference;
end;
end;
procedure TPPU.ReadAbstractProcDef(out proccalloption: tproccalloption;
out procoptions: tprocoptions; out proctypeoption: tproctypeoption);
var
i : longint;
p: PByte;
{$IFDEF VerbosePPUParser}
po: tprocoption;
{$ENDIF}
begin
{$IFDEF VerbosePPUParser}
dbgout('Return type: ');
{$ENDIF}
ReadDereference;
if Version<169 then
ReadEntryByte{$IFDEF VerbosePPUParser}('FPU='){$ENDIF};
proctypeoption:=tproctypeoption(ReadEntryByte);
{$IFDEF VerbosePPUParser}
debugln('Typeoptions: ',proctypeoptionNames[proctypeoption]);
{$ENDIF}
proccalloption:=tproccalloption(ReadEntryByte);
{$IFDEF VerbosePPUParser}
debugln('CallOption : ',proccalloptionNames[proccalloption]);
{$ENDIF}
ReadEntryNormalSet(procoptions);
if Version>=167 then begin
// po_has_inlininginfo was deleted in PPU version 167
p:=@PByte(@procoptions)[ord(po_has_inlininginfo)];
System.Move(p[0],p[1],ord(High(procoptions))-ord(po_has_inlininginfo));
p^:=0;
end;
{$IFDEF VerbosePPUParser}
if procoptions<>[] then begin
dbgout('Options: ');
for po:=low(tprocoption) to high(tprocoption) do
if po in procoptions then
dbgout(' ',procoptionNames[po]);
debugln;
end;
{$ENDIF}
if (po_explicitparaloc in procoptions) then
begin
i:=ReadEntryByte;
inc(FEntryPos,i);
end;
if po_syscall_has_libsym in procoptions then
ReadDereference;
end;
procedure TPPU.ReadSymOptions;
var
symoptions : tsymoptions;
{$IFDEF VerbosePPUParser}
s: tsymoption;
{$ENDIF}
begin
ReadEntrySmallSet(symoptions);
{$IFDEF VerbosePPUParser}
if symoptions<>[] then begin
for s:=Low(tsymoption) to high(tsymoption) do
if s in SymOptions then
dbgout(' ',symoptionNames[s]);
end;
debugln;
{$ENDIF}
end;
procedure TPPU.ReadDereference;
type
tdereftype = (
deref_nil,
deref_unit,
deref_symid,
deref_defid
);
var
DerefPos: LongInt;
pdata: PByte;
n: Byte;
i: Integer;
b: tdereftype;
{$IFDEF VerbosePPUParser}
idx: integer;
{$ENDIF}
begin
DerefPos:=ReadEntryLongint;
if DerefPos=-1 then begin
{$IFDEF VerbosePPUParser}
dbgout(' Nil');
{$ENDIF}
exit;
end;
if DerefPos>FDerefDataSize then
Error('Invalid Deref, DerefPos>=FDerefDataSize');
{$IFDEF VerbosePPUParser}
dbgout('(',IntToStr(DerefPos),')');
{$ENDIF}
pdata:=@FDerefData[DerefPos];
n:=pdata^;
if n<1 then
Error('Invalid Deref, n<1');
i:=1;
while i<=n do begin
b:=tdereftype(pdata[i]);
inc(i);
case b of
deref_nil :
begin
{$IFDEF VerbosePPUParser}
dbgout(' Nil');
{$ENDIF}
end;
deref_symid :
begin
{$IFDEF VerbosePPUParser}
idx:=pdata[i] shl 24 or pdata[i+1] shl 16 or pdata[i+2] shl 8 or pdata[i+3];
dbgout(' SymId ',IntToStr(idx));
{$ENDIF}
inc(i,4);
end;
deref_defid :
begin
{$IFDEF VerbosePPUParser}
idx:=pdata[i] shl 24 or pdata[i+1] shl 16 or pdata[i+2] shl 8 or pdata[i+3];
dbgout(' DefId ',IntToStr(idx));
{$ENDIF}
inc(i,4);
end;
deref_unit :
begin
{$IFDEF VerbosePPUParser}
idx:=pdata[i] shl 8 or pdata[i+1];
dbgout(' Unit ',IntToStr(idx));
{$ENDIF}
inc(i,2);
end;
else
begin
Error('unsupported dereftyp: '+IntToStr(ord(b)));
break;
end;
end;
end;
{$IFDEF VerbosePPUParser}
debugln;
{$ENDIF}
end;
procedure TPPU.ReadPosInfo;
var
info : byte;
fileindex,line,column : longint;
begin
{
info byte layout in bits:
0-1 - amount of bytes for fileindex
2-3 - amount of bytes for line
4-5 - amount of bytes for column
}
fileindex:=0;
line:=0;
column:=0;
info:=ReadEntryByte;
case (info and $03) of
0 : fileindex:=ReadEntryByte;
1 : fileindex:=ReadEntryWord;
2 : fileindex:=(ReadEntryByte shl 16) or ReadEntryWord;
3 : fileindex:=ReadEntryLongint;
end;
case ((info shr 2) and $03) of
0 : line:=ReadEntryByte;
1 : line:=ReadEntryWord;
2 : line:=(ReadEntryByte shl 16) or ReadEntryWord;
3 : line:=ReadEntryLongint;
end;
case ((info shr 4) and $03) of
0 : column:=ReadEntryByte;
1 : column:=ReadEntryWord;
2 : column:=(ReadEntryByte shl 16) or ReadEntryWord;
3 : column:=ReadEntryLongint;
end;
if (fileindex<0) and (line<0) and (column<0) then ;
{$IFDEF VerbosePPUParser}
debugln(dbgs(fileindex),' (',dbgs(line),',',dbgs(column),')');
{$ENDIF}
end;
procedure TPPU.ReadSymTableOptions;
var
Nr: Byte;
s: DWord;
begin
Nr:=ReadEntry;
if Nr<>ibsymtableoptions then
Error('expected ibsymtableoptions, but found '+PPUEntryName(Nr));
ReadEntrySmallSet(s);
end;
function TPPU.ReadEntry: byte;
procedure ErrorInvalidTypeID;
begin
Error('Invalid entry type-id '+IntToStr(FEntry.id));
end;
begin
FEntryPos:=0;
FEntryStart:=FDataPos;
ReadData(FEntry,SizeOf(FEntry));
if fChangeEndian then
FEntry.size:=SwapEndian(FEntry.size);
{$IFDEF VerbosePPUParser}
//DebugLn(['TPPU.ReadEntry nr=',FEntry.Nr,'=',PPUEntryName(FEntry.nr),' streampos=',FDataPos,' type-id=',FEntry.id]);
{$ENDIF}
if not (FEntry.id in [mainentryid,subentryid]) then
ErrorInvalidTypeID;
Result:=FEntry.nr;
if FEntryBufSize<FEntry.size then begin
FEntryBufSize:=FEntryBufSize*2;
if FEntryBufSize<FEntry.size then
FEntryBufSize:=FEntry.size;
ReAllocMem(FEntryBuf,FEntryBufSize);
end;
if FEntry.size>0 then
ReadData(FEntryBuf^,FEntry.size);
end;
function TPPU.EndOfEntry: boolean;
begin
Result:=FEntryPos>=FEntry.Size;
end;
procedure TPPU.SkipUntilEntry(EntryNr: byte);
var
b: Byte;
begin
repeat
b:=ReadEntry;
until (b=ibend) or ((b=EntryNr) and (FEntry.id=mainentryid));
if b<>EntryNr then
Error('TPPU.SkipUntilEntry not found: '+IntToStr(EntryNr));
end;
procedure TPPU.ReadDataFromStream(s: TStream);
var
Entry: PPPUEntry;
procedure Grow(Add: integer);
const InitialSize = 16384;
var
NewSize: Integer;
begin
NewSize:=FDataPos+Add;
if NewSize<=FDataSize then exit;
// need grow
if FDataSize<InitialSize then
FDataSize:=InitialSize
else
FDataSize:=FDataSize*2;
while FDataSize<NewSize do begin
if FDataSize>100000000 then
Error('ppu too big');
FDataSize:=FDataSize*2;
end;
ReAllocMem(FData,FDataSize);
end;
function Read(Count: integer): Pointer;
var
ReadCount: LongInt;
begin
//DebugLn(['Read Count=',Count,' Pos=',FDataPos]);
// read and copy some more data to FData
Grow(Count);
Result:=Pointer(FData+FDataPos);
ReadCount:=s.Read(Result^,Count);
if ReadCount<Count then
Error('ppu too short, buggy ppu');
inc(FDataPos,Count);
end;
function ReadEntryBlock: byte;
begin
Entry:=PPPUEntry(Read(SizeOf(FEntry)));
if not (Entry^.id in [mainentryid,subentryid]) then
Error('Invalid entry id '+IntToStr(Entry^.id));
Result:=Entry^.nr;
if fChangeEndian then
Entry^.Size:=SwapEndian(Entry^.Size);
if Entry^.Size<0 then
Error('entry has negative size');
Read(Entry^.Size);
end;
function ReadUntilEntry(EntryNr: byte): boolean;
var
b: Byte;
begin
repeat
b:=ReadEntryBlock;
if b=ibend then exit(false);
until (b=EntryNr) and (Entry^.id=mainentryid);
Result:=true;
end;
var
p: Pointer;
begin
fChangeEndian:=PPUIsEndianBig;
Entry:=nil;
// read header
p:=Read(SizeOf(TPPUHeader));
System.Move(p^,FHeader,SizeOf(TPPUHeader));
if String(FHeader.id)<>PPU_ID then
Error('This is not a PPU. Wrong ID.');
// read Version
FVersion:=StrToIntDef(String(FHeader.ver),0);
if FVersion<16 then
Error('Old PPU versions (<16) are not supported.');
// read rest of header
if fChangeEndian then begin
fHeader.compiler := swapendian(fHeader.compiler);
fHeader.cpu := swapendian(fHeader.cpu);
fHeader.target := swapendian(fHeader.target);
fHeader.flags := swapendian(fHeader.flags);
fHeader.size := swapendian(fHeader.size);
fHeader.checksum := swapendian(fHeader.checksum);
fHeader.interface_checksum := swapendian(fHeader.interface_checksum);
fHeader.deflistsize := swapendian(fHeader.deflistsize);
fHeader.symlistsize := swapendian(fHeader.symlistsize);
end;
fChangeEndian:=((FHeader.flags and uf_big_endian) = uf_big_endian)<>PPUIsEndianBig;
// read entries
if not ReadUntilEntry(ibendinterface) then
Error('missing end of interface');
if not ReadUntilEntry(ibenddefs) then
Error('missing end of interface definitions');
if not ReadUntilEntry(ibendsyms) then
Error('missing end of interface symbols');
if ReadEntryBlock=ibexportedmacros then begin
if boolean(PByte(PByte(Entry)+SizeOf(TPPUEntry))^) then begin
if not ReadUntilEntry(ibenddefs) then
Error('missing end of macro definitions');
if not ReadUntilEntry(ibendsyms) then
Error('missing end of macro symbols');
end;
end;
if not ReadUntilEntry(ibendimplementation) then
Error('missing end of implementation');
if (FHeader.flags and uf_local_symtable)<>0 then begin
if not ReadUntilEntry(ibenddefs) then
Error('missing end of implementation definitions');
if not ReadUntilEntry(ibendsyms) then
Error('missing end of implementation symbols');
end;
// shrink FData
FDataSize:=FDataPos;
ReAllocMem(FData,FDataSize);
FDataPos:=0;
end;
procedure TPPU.ReadData(var Buf; Count: longint);
begin
//DebugLn(['TPPU.ReadData Count=',Count,' Pos=',FDataPos]);
if FDataPos+Count>FDataSize then
Error('TPPU.ReadData: out of data');
System.Move(Pointer(FData+FDataPos)^,Buf,Count);
inc(FDataPos,Count);
end;
function TPPU.ReadEntryByte: byte;
begin
if FEntryPos>=FEntry.size then
Error('TPPU.ReadEntryByte: out of bytes');
Result:=PByte(FEntryBuf+FEntryPos)^;
inc(FEntryPos);
end;
function TPPU.ReadEntryByte(const Msg: string): byte;
begin
Result:=ReadEntryByte();
debugln([Msg,Result]);
end;
function TPPU.ReadEntryShortstring: shortstring;
var
l: byte;
s: shortstring;
procedure ErrorOutOfBytes;
begin
Error('TPPU.ReadEntryShortstring: out of bytes. needed='+IntToStr(l)+', found='+IntToStr(FEntry.size-FEntryPos));
end;
begin
l:=ReadEntryByte;
s[0]:=chr(l);
if l>0 then begin
if FEntryPos+l>FEntry.size then
ErrorOutOfBytes;
System.Move(Pointer(FEntryBuf+FEntryPos)^,s[1],l);
end;
Result:=s;
inc(FEntryPos,l);
end;
function TPPU.ReadEntryShortstring(const Msg: string): shortstring;
begin
Result:=ReadEntryShortstring();
debugln([Msg,Result]);
end;
function TPPU.ReadEntryAnsistring: ansistring;
var
l: longint;
procedure ErrorOutOfBytes;
begin
Error('TPPU.ReadEntryAnsistring: out of bytes. needed='+IntToStr(l)+', found='+IntToStr(FEntry.size-FEntryPos));
end;
begin
l:=ReadEntryLongint;
SetLength(Result,l);
if l>0 then begin
if FEntryPos+l>FEntry.size then
ErrorOutOfBytes;
System.Move(Pointer(FEntryBuf+FEntryPos)^,Result[1],l);
end;
inc(FEntryPos,l);
end;
function TPPU.ReadEntryAnsistring(const Msg: string): ansistring;
begin
Result:=ReadEntryAnsistring();
debugln([Msg,Result]);
end;
function TPPU.ReadEntryLongint: longint;
begin
if FEntryPos+SizeOf(Longint)>FEntry.size then
Error('TPPU.ReadEntryLongint: out of bytes');
Result:=PLongint(FEntryBuf+FEntryPos)^;
inc(FEntryPos,SizeOf(Longint));
end;
function TPPU.ReadEntryLongint(const Msg: string): longint;
begin
Result:=ReadEntryLongint();
debugln([Msg,Result]);
end;
function TPPU.ReadEntryDWord: cardinal;
begin
Result:=cardinal(ReadEntryLongint);
end;
function TPPU.ReadEntryDWord(const Msg: string): cardinal;
begin
Result:=cardinal(ReadEntryLongint(Msg));
end;
function TPPU.ReadEntryWord: word;
begin
if FEntryPos+SizeOf(Word)>FEntry.size then
Error('TPPU.ReadEntryLongint: out of bytes');
Result:=PWord(FEntryBuf+FEntryPos)^;
inc(FEntryPos,SizeOf(Word));
end;
function TPPU.ReadEntryWord(const Msg: string): word;
begin
Result:=ReadEntryWord();
debugln([Msg,Result]);
end;
function TPPU.ReadEntryInt64: int64;
begin
if FEntryPos+SizeOf(Int64)>FEntry.size then
Error('TPPU.ReadEntryInt64: out of bytes');
Result:=PInt64(FEntryBuf+FEntryPos)^;
inc(FEntryPos,SizeOf(Int64));
end;
function TPPU.ReadEntryInt64(const Msg: string): int64;
begin
Result:=ReadEntryInt64();
debugln([Msg,Result]);
end;
function TPPU.ReadEntryQWord: QWord;
begin
if FEntryPos+SizeOf(QWord)>FEntry.size then
Error('TPPU.ReadEntryQWord: out of bytes');
Result:=PQWord(FEntryBuf+FEntryPos)^;
inc(FEntryPos,SizeOf(QWord));
end;
function TPPU.ReadEntryQWord(const Msg: string): QWord;
begin
Result:=ReadEntryQWord();
debugln([Msg,Result]);
end;
function TPPU.ReadEntryAInt: int64;
begin
case FSizeOfAInt of
8: result:=ReadEntryInt64;
4: result:=ReadEntryLongint;
2: result:=smallint(ReadEntryWord);
1: result:=shortint(ReadEntryByte);
else
Result:=0;
end;
end;
function TPPU.ReadEntryAInt(const Msg: string): int64;
begin
Result:=ReadEntryAInt();
debugln([Msg,Result]);
end;
function TPPU.ReadEntryASizeInt: int64;
begin
case FSizeOfASizeInt of
8: result:=ReadEntryInt64;
4: result:=ReadEntryLongint;
2: result:=smallint(ReadEntryWord);
1: result:=shortint(ReadEntryByte);
else
Result:=0;
end;
end;
function TPPU.ReadEntryASizeInt(const Msg: string): int64;
begin
Result:=ReadEntryASizeInt();
debugln([Msg,Result]);
end;
procedure TPPU.ReadEntrySmallSet(out s);
var
i: longint;
begin
if FEntryPos+4>FEntry.size then
Error('TPPU.ReadEntryLongint: out of bytes');
System.Move(PByte(FEntryBuf+FEntryPos)^,s{%H-},4);
inc(FEntryPos,4);
if fChangeEndian then
for i:=0 to 3 do
Pbyte(@s)[i]:=reverse_byte(Pbyte(@s)[i]);
end;
procedure TPPU.ReadEntryNormalSet(out s);
var
i: longint;
begin
if FEntryPos+32>FEntry.size then
Error('TPPU.ReadEntryLongint: out of bytes');
System.Move(PByte(FEntryBuf+FEntryPos)^,s{%H-},32);
inc(FEntryPos,32);
if fChangeEndian then
for i:=0 to 31 do
Pbyte(@s)[i]:=reverse_byte(Pbyte(@s)[i]);
end;
procedure TPPU.ReadUsedUnits;
{$IFDEF VerbosePPUParser}
var
AUnitName: ShortString;
CRC: DWord;
IntfCRC: DWord;
IndirectCRC: DWord;
{$ENDIF}
begin
while not EndOfEntry do begin
{$IFDEF VerbosePPUParser}AUnitName:={$ENDIF}ReadEntryShortstring;
{$IFDEF VerbosePPUParser}CRC:={$ENDIF}ReadEntryDWord;
{$IFDEF VerbosePPUParser}IntfCRC:={$ENDIF}ReadEntryDWord;
if FVersion>=107 then begin
// svn rev 14503 ppu ver 107
{$IFDEF VerbosePPUParser}IndirectCRC:={$ENDIF}ReadEntryDWord;
end else begin
{$IFDEF VerbosePPUParser}IndirectCRC:=0;{$ENDIF}
end;
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadUsedUnits Unit=',AUnitName,' CRC=',HexStr(cardinal(CRC),8),' IntfCRC=',HexStr(cardinal(IntfCRC),8),' IndCRC=',HexStr(cardinal(IndirectCRC),8)]);
{$ENDIF}
end;
end;
procedure TPPU.ReadModuleOptions;
type
tmoduleoption = (
mo_none,
mo_hint_deprecated,
mo_hint_platform,
mo_hint_library,
mo_hint_unimplemented,
mo_hint_experimental,
mo_has_deprecated_msg
);
tmoduleoptions = set of tmoduleoption;
{$IFDEF VerbosePPUParser}
type
tmoduleopt=record
mask : tmoduleoption;
str : string[30];
end;
const
moduleopts=6;
moduleopt : array[1..moduleopts] of tmoduleopt=(
(mask:mo_hint_deprecated; str:'Hint Deprecated'),
(mask:mo_hint_platform; str:'Hint Platform'),
(mask:mo_hint_library; str:'Hint Library'),
(mask:mo_hint_unimplemented; str:'Hint Unimplemented'),
(mask:mo_hint_experimental; str:'Hint Experimental'),
(mask:mo_has_deprecated_msg; str:'Has Deprecated Message')
);
{$ENDIF}
var
moduleoptions : tmoduleoptions;
{$IFDEF VerbosePPUParser}
i : longint;
first : boolean;
{$ENDIF}
begin
ReadEntrySmallSet(moduleoptions);
{$IFDEF VerbosePPUParser}
if moduleoptions<>[] then
begin
first:=true;
for i:=1 to moduleopts do
if (moduleopt[i].mask in moduleoptions) then
begin
if first then
first:=false
else
dbgout(', ');
dbgout(moduleopt[i].str);
end;
debugln;
end;
{$ENDIF}
if mo_has_deprecated_msg in moduleoptions then begin
ReadEntryShortstring{$IFDEF VerbosePPUParser}('Deprecated : '){$ENDIF};
end;
end;
procedure TPPU.ReadLinkContainer(aContainerType: byte);
{$IFDEF VerbosePPUParser}
var
Desc: String;
var
Filename: ShortString;
Flags: LongInt;
{$ENDIF}
begin
{$IFNDEF VerbosePPUParser}
if aContainerType=0 then ;
{$ENDIF}
while not EndOfEntry do begin
{$IFDEF VerbosePPUParser}Filename:={$ENDIF}ReadEntryShortstring;
{$IFDEF VerbosePPUParser}Flags:={$ENDIF}ReadEntryLongint;
{$IFDEF VerbosePPUParser}
case Nr of
iblinkunitofiles:
Desc:='Link unit object file: ';
iblinkunitstaticlibs :
Desc:='Link unit static lib: ';
iblinkunitsharedlibs :
Desc:='Link unit shared lib: ';
iblinkotherofiles :
Desc:='Link other object file: ';
iblinkotherstaticlibs :
Desc:='Link other static lib: ';
iblinkothersharedlibs :
Desc:='Link other shared lib: ';
iblinkotherframeworks:
Desc:='Link framework: ';
end;
Desc:=Desc+Filename+' '+PPULinkContainerFlagToStr(Flags);
DebugLn(['TPPU.ReadLinkContainer ',Desc]);
{$ENDIF}
end;
end;
procedure TPPU.ReadResources;
{$IFDEF VerbosePPUParser}
var
Filename: ShortString;
{$ENDIF}
begin
while not EndOfEntry do begin
{$IFDEF VerbosePPUParser}Filename:={$ENDIF}ReadEntryShortstring;
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadResources file: '+Filename]);
{$ENDIF}
end;
end;
procedure TPPU.ReadImportSymbols;
var
SymbolCount: LongInt;
i: Integer;
{$IFDEF VerbosePPUParser}
LibName: ShortString;
SymbolName: ShortString;
SymbolOrdNr: LongInt;
SymbolIsVar: Boolean;
SymMangledName: String;
{$ENDIF}
begin
while not EndOfEntry do begin
{$IFDEF VerbosePPUParser}LibName:={$ENDIF}ReadEntryShortstring;
SymbolCount:=ReadEntryLongint;
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadImportSymbols External Library: ',LibName,' (',SymbolCount,' imports)']);
{$ENDIF}
for i:=0 to SymbolCount-1 do
begin
{$IFDEF VerbosePPUParser}SymbolName:={$ENDIF}ReadEntryShortstring;
if Version>130 then
{$IFDEF VerbosePPUParser}SymMangledName:={$ENDIF}ReadEntryShortstring
else
{$IFDEF VerbosePPUParser}SymMangledName:=SymbolName{$ENDIF};
{$IFDEF VerbosePPUParser}SymbolOrdNr:={$ENDIF}ReadEntryLongint;
{$IFDEF VerbosePPUParser}SymbolIsVar:=ReadEntryByte<>0{$ELSE}ReadEntryByte{$ENDIF};
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadImportSymbols "',SymbolName,'" Mangled="',SymMangledName,'" (OrdNr: ',SymbolOrdNr,' IsVar: ',SymbolIsVar,')']);
{$ENDIF}
end;
end;
end;
procedure TPPU.ReadDerefData;
begin
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadDerefData Deref Data length: ',FEntry.size-FEntryPos]);
{$ENDIF}
FDerefDataSize:=FEntry.size-FEntryPos;
if FDerefDataSize>0 then begin
FDerefData:=AllocMem(FDerefDataSize);
System.Move(PByte(FEntryBuf+FEntryPos)^,FDerefData^,FDerefDataSize);
FEntryPos:=FEntry.size;
end;
end;
procedure TPPU.ReadDerefMap;
var
Count: LongInt;
i: Integer;
{$IFDEF VerbosePPUParser}
MapName: ShortString;
{$ENDIF}
begin
Count:=ReadEntryLongint;
for i:=0 to Count-1 do begin
{$IFDEF VerbosePPUParser}MapName:={$ENDIF}ReadEntryShortstring;
{$IFDEF VerbosePPUParser}
DebugLn(['TPPU.ReadDerefMap ',i,' ',MapName]);
{$ENDIF}
end;
end;
procedure TPPU.Skip(Count: integer);
begin
if FDataPos+Count>FDataSize then
Error('TPPU.Skip: out of data');
inc(FDataPos,Count);
end;
procedure TPPU.Error(const Msg: string);
begin
{$IFDEF VerbosePPUParser}
CTDumpStack;
{$ENDIF}
raise EPPUParserError.Create(Self,Msg);
end;
procedure TPPU.GetUsesSection(StartPos: integer; var List: TStrings);
var
AUnitName: String;
begin
if StartPos<=0 then exit;
SetDataPos(StartPos);
if ReadEntry<>ibloadunit then exit;
while not EndOfEntry do begin
AUnitName:=ReadEntryShortstring;
if List=nil then
List:=TStringList.Create;
if List.IndexOf(AUnitName)<0 then
List.Add(AUnitName);
ReadEntryDWord; // CRC
ReadEntryDWord; // IntfCRC
if FVersion>=107 then ReadEntryDWord;
end;
end;
procedure TPPU.SetDataPos(NewPos: integer);
begin
FillByte(FEntry,SizeOf(FEntry),0);
FEntryPos:=0;
FDataPos:=NewPos;
end;
function TPPU.GetProcMangledName(ProcDefPos: integer): string;
var
calloption: tproccalloption;
procoptions: tprocoptions;
proctypeoption: tproctypeoption;
begin
Result:='';
if ProcDefPos<=0 then exit;
SetDataPos(ProcDefPos);
if ReadEntry<>ibprocdef then exit;
ReadCommonDefinition;
ReadAbstractProcDef(calloption,procoptions,proctypeoption);
if (po_has_mangledname in procoptions) then
Result:=ReadEntryShortstring;
end;
constructor TPPU.Create(TheOwner: TObject);
begin
FOwner:=TheOwner;
end;
destructor TPPU.Destroy;
begin
Clear;
inherited Destroy;
end;
procedure TPPU.Clear;
begin
FillByte(FHeader,SizeOf(FHeader),0);
FillByte(FEntry,SizeOf(FEntry),0);
FEntryPos:=0;
ReAllocMem(FEntryBuf,0);
FEntryBufSize:=0;
ReAllocMem(FDerefData,0);
FDerefDataSize:=0;
ReAllocMem(FData,0);
FDataSize:=0;
FDataPos:=0;
FInterfaceHeaderPos:=0;
FMainUsesSectionPos:=0;
FImplementationHeaderPos:=0;
FImplementationUsesSectionPos:=0;
FInitProcPos:=0;
FFinalProcPos:=0;
end;
procedure TPPU.LoadFromStream(s: TStream; const Parts: TPPUParts);
begin
Clear;
ReadDataFromStream(s);
ReadPPU(Parts);
end;
procedure TPPU.LoadFromFile(const Filename: string; const Parts: TPPUParts);
var
ms: TMemoryStream;
fs: TFileStreamUTF8;
begin
fs:=TFileStreamUTF8.Create(Filename,fmOpenRead or fmShareDenyWrite);
ms:=TMemoryStream.Create;
try
ms.Size:=fs.Size;
ms.CopyFrom(fs,fs.Size);
ms.Position:=0;
LoadFromStream(ms,Parts);
finally
ms.Free;
fs.Free;
end;
end;
procedure TPPU.Dump(const Prefix: string);
begin
DebugLn([Prefix+'TPPU.Dump ']);
DumpHeader(Prefix+' ');
end;
procedure TPPU.DumpHeader(const Prefix: string);
begin
DebugLn([Prefix,'Header']);
DebugLn([Prefix,' ID=',String(FHeader.ID)]);
DebugLn([Prefix,' Ver=',StrToIntDef(String(FHeader.ver),0)]);
DebugLn([Prefix,' Compiler=',FHeader.compiler shr 14,'.',
(FHeader.compiler shr 7) and $7f,'.',
FHeader.compiler and $7f]);
DebugLn([Prefix,' Target CPU=',PPUCpuToStr(FHeader.cpu)]);
DebugLn([Prefix,' Target OS=',PPUTargetToStr(FHeader.target)]);
DebugLn([Prefix,' Unit Flags=',PPUFlagsToStr(FHeader.flags)]);
DebugLn([Prefix,' Filesize (w/o header)=',FHeader.size]);
DebugLn([Prefix,' Checksum=',HexStr(cardinal(FHeader.checksum),8)]);
DebugLn([Prefix,' Interface CheckSum=',HexStr(cardinal(FHeader.interface_checksum),8)]);
DebugLn([Prefix,' Number of Definitions=',FHeader.deflistsize]);
DebugLn([Prefix,' Number of Symbols=',FHeader.symlistsize]);
DebugLn([Prefix,' Indirect Checksum=',HexStr(cardinal(FHeader.indirect_checksum),8)]);
DebugLn([Prefix,' sizeof(aint)=',FSizeOfAInt]);
end;
procedure TPPU.GetMainUsesSectionNames(var List: TStrings);
begin
GetUsesSection(FMainUsesSectionPos,List);
end;
procedure TPPU.GetImplementationUsesSectionNames(var List: TStrings);
begin
GetUsesSection(FImplementationUsesSectionPos,List);
end;
procedure TPPU.GetLinkedFiles(var ListOfTPPULinkedFile: TObjectList);
var
EntryNr: Byte;
Item: TPPULinkedFile;
Filename: String;
Flags: LongInt;
begin
if FInterfaceHeaderPos=0 then exit;
SetDataPos(FInterfaceHeaderPos);
repeat
EntryNr:=ReadEntry;
case EntryNr of
iblinkunitofiles,iblinkunitstaticlibs,iblinkunitsharedlibs,
iblinkotherofiles,iblinkotherstaticlibs,iblinkothersharedlibs,
iblinkotherframeworks:
begin
while not EndOfEntry do begin
Filename:=ReadEntryShortstring;
Flags:=ReadEntryLongint;
//debugln(['TPPU.GetLinkedFiles ',PPUEntryName(EntryNr),' ',Filename]);
if ListOfTPPULinkedFile=nil then
ListOfTPPULinkedFile:=TObjectList.Create(true);
Item:=TPPULinkedFile.Create;
Item.ID:=EntryNr;
Item.Filename:=Filename;
Item.Flags:=Flags;
ListOfTPPULinkedFile.Add(Item);
end;
end;
ibendinterface:
break;
else
FEntryPos:=FEntry.size;
end;
until false;
end;
function TPPU.GetInitProcName: string;
begin
Result:=GetProcMangledName(FInitProcPos);
end;
function TPPU.GetFinalProcName: string;
begin
Result:=GetProcMangledName(FFinalProcPos);
end;
end.