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Viewing changes to plugin/innobase/mach/mach0data.c

  • Committer: tdavies
  • Date: 2010-10-15 05:42:42 UTC
  • mto: (1849.1.2 build)
  • mto: This revision was merged to the branch mainline in revision 1850.
  • Revision ID: tdavies@molly-20101015054242-pwurc94i9m0w1guh
File:drizzled/internal/my_static.h; Converted struct 'st_irem' to c++ class and renamed it 'irem'. Also added constructor, and made the changed name consistant in my_static.cc

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plugin/innobase/mach/mach0data.c
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                return(ptr + 5);
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        }
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}
 
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/*********************************************************//**
 
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Reads a dulint in a compressed form if the log record fully contains it.
 
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@return pointer to end of the stored field, NULL if not complete */
 
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UNIV_INTERN
 
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byte*
 
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mach_dulint_parse_compressed(
 
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/*=========================*/
 
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        byte*   ptr,    /*!< in: pointer to buffer from where to read */
 
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        byte*   end_ptr,/*!< in: pointer to end of the buffer */
 
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        dulint* val)    /*!< out: read value */
 
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{
 
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        ulint   high;
 
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        ulint   low;
 
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        ulint   size;
 
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        ut_ad(ptr && end_ptr && val);
 
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        if (end_ptr < ptr + 5) {
 
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                return(NULL);
 
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        }
 
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        high = mach_read_compressed(ptr);
 
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        size = mach_get_compressed_size(high);
 
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        ptr += size;
 
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        if (end_ptr < ptr + 4) {
 
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                return(NULL);
 
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        }
 
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        low = mach_read_from_4(ptr);
 
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        *val = ut_dulint_create(high, low);
 
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        return(ptr + 4);
 
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}