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6582 nisargshah 1 
;;================================================================================================;;
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parse_args: ;/////////////////////////////////////////////////////////////////////////////////////;;
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;;------------------------------------------------------------------------------------------------;;
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;? parses command line arguments of type                                                          ;;
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;? ftp://user:password@server:port/folder/subfolder type urls and attempts to connect             ;;
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;? automatically                                                                                  ;;
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;;------------------------------------------------------------------------------------------------;;
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;> buf_cmd = pointer to command line arguments                                                    ;;
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;;------------------------------------------------------------------------------------------------;;
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;< none                                                                                           ;;
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;;================================================================================================;;
6394 nisargshah 12 
 
6582 nisargshah 13 
        cmp     dword[buf_cmd], 'ftp:'
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        jne     @f
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        mov     esi, buf_cmd
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        jmp     .start
6394 nisargshah 17 
  @@:
6582 nisargshah 18 
        mov     esi, buf_cmd+5
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6582 nisargshah 20 
  .start:
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        ; check ftp://
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        cmp     dword[esi], 'ftp:'
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        jne     .error
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        cmp     word[esi+4], '//'
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        jne     .error
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6394 nisargshah 27 
        ; parse user
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        lea     edi, [param_user]
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  @@:
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        lodsb
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        test    al, al
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        jz      .error
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        stosb
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        cmp     byte [esi], ':'
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        jne     @b
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        mov     byte [edi], 0
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        ; parse password
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        inc     esi
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        lea     edi, [param_password]
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  @@:
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        lodsb
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        test    al, al
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        jz      .error
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        stosb
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        cmp     byte [esi], '@'
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        jne     @b
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        mov     byte [edi], 0
6394 nisargshah 49 
 
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        ; parse server address
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        inc     esi
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        mov     edi, param_server_addr
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  @@:
6394 nisargshah 54 
        lodsb
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        test    al, al
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        jz      .error
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        stosb
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        cmp     byte [esi], ':'
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        jne     @b
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        mov     byte [edi], 0
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        ; parse port
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        inc     esi
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        lea     edi, [param_port]
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  @@:
6394 nisargshah 66 
        lodsb
6582 nisargshah 67 
        test    al, al
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        jz      .error
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        stosb
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        cmp     byte [esi], '/'
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        jne     @b
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        mov     byte [edi], 0
6394 nisargshah 73 
 
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        ; parse path
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        inc     esi
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        lea     edi, [param_path]
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  @@:
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        movsb
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        cmp     byte [esi], 0
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        jne     @b
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        mov     byte [edi], 0
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6582 nisargshah 83 
        ; parameters parsed successfully
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        jmp     arg_handler.connect
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6582 nisargshah 86 
  .error:
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        mov     eax, str_err_params
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        jmp     error