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ctl_clirun()P
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txt_vcbpsnprintf()I
txt_vpsnprintf()I



M
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SOURCE: qdev_autodocs.txt 1.163 (12/09/2014) English

                                 PORTA - MEM_#?
 ----------------------------------------------------------------------------

   NAME

      mem_lzwcompress() - Super small LZW data compressor.



   SYNOPSIS

      pd = mem_lzwcompress(ptr, size);

      struct mem_pak_data *mem_lzwcompress(UBYTE *, ULONG);



   FUNCTION

      This function is just ideal for compressing text or
      bitmap data, where reduction on size is desired and
      also code size must be kept as small as possible.



   INPUTS

      ptr  - Pointer to memory region to be compressed.

      size - Size of that region.



   RETURNS

      Returns pointer to memory block that may contain the
      compressed data or NULL if no memory is available.



   BASES

      SysBase



   NOTES

      Always inspect 'pd_size' after compression, if it is
      0 then compressing this data is pointless.

      By def. 12 bit coding is being used. The header will
      contain that info. See source code for details.

      By default there is no checksum added to the packed
      data, its up to you how and what will be checksummed.



   SEE ALSO

      mem_lzwdecompress(), mem_lzwfree()



   EXAMPLE

      None.



   BUGS

      None known.



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