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Fixed a few bugs

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This commit is contained in:
Werner Koch 1998-02-03 12:09:20 +00:00
parent c8f12e218f
commit 899b8378ec
33 changed files with 152 additions and 80 deletions
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30
mpi/mpi-scan.c
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@ -54,22 +54,20 @@ mpi_getbyte( MPI a, unsigned index )
* Put a value at position INDEX into A. index counts from lsb to msb
*/
void
mpi_putbyte( MPI a, unsigned index, int c )
mpi_putbyte( MPI a, unsigned index, int xc )
{
int i, j;
unsigned n;
mpi_ptr_t ap;
mpi_limb_t limb;
mpi_limb_t limb, c;
#if BYTES_PER_MPI_LIMB != 4
#error please enhance this function, its ugly - i know.
#endif
c &= 0xff;
c = xc & 0xff;
ap = a->d;
for(n=0,i=0; i < a->alloced; i++ ) {
limb = ap[i];
for( j=0; j < BYTES_PER_MPI_LIMB; j++, n++ )
if( n == index ) {
#if BYTES_PER_MPI_LIMB == 4
if( j == 0 )
limb = (limb & 0xffffff00) | c;
else if( j == 1 )
@ -78,6 +76,26 @@ mpi_putbyte( MPI a, unsigned index, int c )
limb = (limb & 0xff00ffff) | (c<<16);
else
limb = (limb & 0x00ffffff) | (c<<24);
#elif BYTES_PER_MPI_LIMB == 8
if( j == 0 )
limb = (limb & 0xffffffffffffff00) | c;
else if( j == 1 )
limb = (limb & 0xffffffffffff00ff) | (c<<8);
else if( j == 2 )
limb = (limb & 0xffffffffff00ffff) | (c<<16);
else if( j == 3 )
limb = (limb & 0xffffffff00ffffff) | (c<<24);
else if( j == 4 )
limb = (limb & 0xffffff00ffffffff) | (c<<32);
else if( j == 5 )
limb = (limb & 0xffff00ffffffffff) | (c<<40);
else if( j == 6 )
limb = (limb & 0xff00ffffffffffff) | (c<<48);
else
limb = (limb & 0x00ffffffffffffff) | (c<<56);
#else
#error please enhance this function, its ugly - i know.
#endif
if( a->nlimbs <= i )
a->nlimbs = i+1;
ap[i] = limb;