Class: Resedit::BWHeader

Inherits:
ExeHeader show all
Defined in:
lib/resedit/mz/bw.rb

Constant Summary collapse

MAGIC = 
0x5742
HSIZE = 
0xB0
HDRDESCR = 
[:Magic, :LastPageBytes, :BlocksInFile, :Reserved1, :Reserved2, :MinAlloc, :MaxAlloc, :SS, :SP, :FirstRelocSel, :IP, :CS,
:RuntimeGdtSize, :MAKEPMVer, :NextHeaderPos, :CVInfoOffset, :LastSelUsed, :PMemAlloc, :AllocIncr, :Reserved4, :Options,
:TransStackSel, :ExpFlags, :ProgramSize, :GdtImageSize, :FirstSelector, :DefaultMemStrategy, :Reserved5, :TransferBufferSize,
:Reserved6, :ExpPath]
HDRUNPACK = 
"v14VVv3a6v6CCva48a64"

Constants inherited from ExeHeader

ExeHeader::BLK, ExeHeader::PARA

Constants inherited from Changeable

Changeable::COL_CHANGED, Changeable::COL_ORIGINAL, Changeable::HOW_CHANGED, Changeable::HOW_ORIGINAL, Changeable::LOG

Instance Attribute Summary

Attributes inherited from ExeHeader

#exe, #info

Instance Method Summary collapse

Methods inherited from ExeHeader

#_headerTable, #addReloc, #change, #fieldOffset, #fieldSize, #initialize, #loadInfo, #loadTables, #loadTail, #mode, #print, #setBodySize, #setFileSize, #setHeaderSize, #setInfo

Methods inherited from Changeable

#addData, #bytes, #change, #changed?, #colStr, #colVal, #curcol, #dbgdump, #debug, #fix, #getChanges, #getData, #hex, #hexify, #initialize, #insert, #loadChanges, #mode, #parseHow, #print, #revert, #saveChanges, #saveData, #setData, #size, #undo, #unhexify

Constructor Details

This class inherits a constructor from Resedit::ExeHeader

Instance Method Details

#entry ⇒ Object 



52
 
# File 'lib/resedit/mz/bw.rb', line 52

def entry; sprintf("%04X:%04X", @info[:CS], @info[:IP]) end

#fileSize ⇒ Object 



51
 
# File 'lib/resedit/mz/bw.rb', line 51

def fileSize(); @info[:BlocksInFile] * BLK + @info[:LastPageBytes] end

#headerSize ⇒ Object

unsigned_16 signature; /* BW signature to mark valid file */ unsigned_16 last_page_bytes; /* length of image mod 512 */ unsigned_16 pages_in_file; /* number of 512 byte pages */ unsigned_16 reserved1; unsigned_16 reserved2; unsigned_16 min_alloc; /* required memory, in KB */ unsigned_16 max_alloc; /* max KB (private allocation) */ unsigned_16 stack_seg; /* segment of stack */ unsigned_16 stack_ptr; /* initial SP value */ unsigned_16 first_reloc_sel; /* huge reloc list selector */ unsigned_16 init_ip; /* initial IP value */ unsigned_16 code_seg; /* segment of code */ unsigned_16 runtime_gdt_size; /* runtime GDT size in bytes */ unsigned_16 MAKEPM_version; /* ver * 100, GLU = (ver+10)*100 */ /* end of DOS style EXE header */ unsigned_32 next_header_pos; /* file pos of next spliced .EXP */ unsigned_32 cv_info_offset; /* offset to start of debug info */ unsigned_16 last_sel_used; /* last selector value used */ unsigned_16 pmem_alloc; /* private xm amount KB if nonzero */ unsigned_16 alloc_incr; /* auto ExtReserve amount, in KB */ unsigned_8 reserved4; /* the following used to be referenced as gdtimage */ unsigned_16 options; /* runtime options */ unsigned_16 trans_stack_sel; /* sel of transparent stack */ unsigned_16 exp_flags; /* see ef_ constants below */ unsigned_16 program_size; /* size of program in paras */ unsigned_16 gdtimage_size; /* size of gdt in file (bytes) */ unsigned_16 first_selector; /* gdt = gdtimage, 0 => 0x80 */ unsigned_8 default_mem_strategy; unsigned_8 reserved5; unsigned_16 transfer_buffer_size; /* default in bytes, 0 => 8KB */ /* the following used to be referenced as gdtimage */ unsigned_8 reserved6; char EXP_path; /* original .EXP file name */



49
 
# File 'lib/resedit/mz/bw.rb', line 49

def headerSize(); HSIZE end