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Rev 145 Rev 215
Line 1... Line 1...
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format ELF
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format ELF
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section '.text' executable
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section '.text' executable
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public start
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public start
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extrn mf_init
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extrn mf_init
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extrn main
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extrn main
- 
 
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;include 'debug2.inc'
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__DEBUG__ equ 1
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__DEBUG__=0
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__DEBUG_LEVEL__ equ 1
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- 
 
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include 'DEBUG-FDO.INC'
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virtual at 0
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virtual at 0
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        db 'MENUET01' ; 1. Magic number (8 bytes)
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	db 'MENUET01' ; 1. Magic number (8 bytes)
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        dd 0x01       ; 2. Version of executable file
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	dd 0x01       ; 2. Version of executable file
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        dd 0x0        ; 3. Start address
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	dd 0x0	      ; 3. Start address
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        dd 0x0        ; 4. Size of image
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	dd 0x0	      ; 4. Size of image
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        dd 0x100000   ; 6. Pointer to stack
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	dd 0x100000   ; 6. Pointer to stack
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hparams dd 0x0        ; 7. Pointer to program arguments
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hparams dd 0x0	      ; 7. Pointer to program arguments
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hpath   dd 0x0        ; 8. Pointer to program path
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hpath	dd 0x0	      ; 8. Pointer to program path
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end virtual
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end virtual
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start:
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start:
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;DEBUGF 'Start programm\n'
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DEBUGF 1,'Start programm\n'
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    xor  eax,eax
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    xor  eax,eax
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    call mf_init
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    call mf_init
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;DEBUGF ' path "%s"\n params "%s"\n', .path, .params
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DEBUGF 1,' path "%s"\n params "%s"\n', path, params
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; check for overflow
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; check for overflow
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    mov  al, [path+buf_len-1]
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    mov  al, [path+buf_len-1]
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    or   al, [params+buf_len-1]
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    or	 al, [params+buf_len-1]
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    jnz   .crash
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    jnz   .crash
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; check if path written by OS
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; check if path written by OS
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    mov  [ebx], ch
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    mov  [ebx], ch
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    mov  dl, ch
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    mov  dl, ch
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    jmp  .parse
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    jmp  .parse
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.run:
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.run:
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;DEBUGF 'call main(%x, %x) with params:\n', [argc], argv
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DEBUGF 1,'call main(%x, %x) with params:\n', [argc], argv
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if __DEBUG__ = 1
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if __DEBUG__ = 1
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    mov  ecx, [argc]
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    mov  ecx, [argc]
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  @@:
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  @@:
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    lea  esi, [ecx * 4 + argv-4]
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    lea  esi, [ecx * 4 + argv-4]
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    DEBUGF '0x%x) "%s"\n', cx, [esi]
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    DEBUGF 1,'%d) "%s"\n', cx, [esi]
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    loop @b
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    loop @b
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end if
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    push [argc]
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end if
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    push argv
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    push argv
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    push [argc]
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    call main
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    call main
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.exit:
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.exit:
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;DEBUGF 'Exit from prog\n';
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DEBUGF 1,'Exit from prog with code: %x\n', eax;
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    xor  eax,eax
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    xor  eax,eax
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    dec  eax
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    dec  eax
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    int  0x40
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    int  0x40
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    dd   -1
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    dd	 -1
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.crash:
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.crash:
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;DEBUGF 'E:buffer overflowed\n'
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DEBUGF 1,'E:buffer overflowed\n'
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    jmp  .exit
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    jmp  .exit
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;============================
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;============================
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push_param:
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push_param:
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;============================
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;============================
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argc     rd 1
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argc	 rd 1
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argv     rd max_parameters
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argv	 rd max_parameters
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path     rb buf_len
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path	 rb buf_len
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params   rb buf_len
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params	 rb buf_len
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 - 
 
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;section '.data'
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;include_debug_strings ; ALWAYS present in data section
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- 
 
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section '.data'
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include_debug_strings ; ALWAYS present in data section
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