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* mpicoder.c (do_get_buffer): Don't remove leading zeros if the 

MPI is marked as protected.
This commit is contained in:
Werner Koch 2002-08-13 05:55:16 +00:00
parent 29e3108bb9
commit a4750ea3de
2 changed files with 14 additions and 6 deletions
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5
mpi/ChangeLog
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@ -1,3 +1,8 @@
2002-08-13 Werner Koch <wk@gnupg.org>
* mpicoder.c (do_get_buffer): Don't remove leading zeros if the
MPI is marked as protected.
2002-08-02 Timo Schulz <ts@winpt.org>
* mpicoder.c: Add a '\n' to all log_bug functions.

15
mpi/mpicoder.c
View File

@ -363,12 +363,15 @@ do_get_buffer( MPI a, unsigned *nbytes, int *sign, int force_secure )
#endif
}
/* this is sub-optimal but we need to do the shift oepration because
* the caller has to free the returned buffer */
for(p=buffer; !*p && *nbytes; p++, --*nbytes )
;
if( p != buffer )
memmove(buffer,p, *nbytes);
if (!mpi_is_protected (a))
{
/* this is sub-optimal but we need to do the shift operation
* because the caller has to free the returned buffer */
for(p=buffer; !*p && *nbytes; p++, --*nbytes )
;
if( p != buffer )
memmove(buffer,p, *nbytes);
}
return buffer;
}