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view uint32_unpack.c @ 13:0a35d8de4296

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author Henry S. Thompson <ht@inf.ed.ac.uk>
date Fri, 07 Feb 2025 14:43:27 +0000
parents 2cb46628feec
children
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#include "uint32.h"

void uint32_unpack(char s[4],uint32 *u)
{
  uint32 result;

  result = (unsigned char) s[3];
  result <<= 8;
  result += (unsigned char) s[2];
  result <<= 8;
  result += (unsigned char) s[1];
  result <<= 8;
  result += (unsigned char) s[0];

  *u = result;
}

void uint32_unpack_big(char s[4],uint32 *u)
{
  uint32 result;

  result = (unsigned char) s[0];
  result <<= 8;
  result += (unsigned char) s[1];
  result <<= 8;
  result += (unsigned char) s[2];
  result <<= 8;
  result += (unsigned char) s[3];

  *u = result;
}