Fix some bugs.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1378 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Johan Danielsson
1997-03-12 16:39:54 +00:00
parent 8a64dd5370
commit 6dd7ff76fb

View File

@@ -24,9 +24,8 @@ static size_t
emem_store(krb5_storage *sp, void *data, size_t size)
{
emem_storage *s = (emem_storage*)sp->data;
size_t sz = size - (s->base + s->size - s->ptr);
if(sz > 0){
s->size = 2 * (s->size + sz);
if(size > s->base + s->size - s->ptr){
s->size = 2 * (size + (s->ptr - s->base)); /* XXX */
s->base = realloc(s->base, s->size);
}
memmove(s->ptr, data, size);
@@ -40,17 +39,20 @@ emem_seek(krb5_storage *sp, off_t offset, int whence)
emem_storage *s = (emem_storage*)sp->data;
switch(whence){
case SEEK_SET:
if(offset > s->len)
offset = s->len;
if(offset > s->size)
offset = s->size;
if(offset < 0)
offset = 0;
s->ptr = s->base + offset;
if(offset > s->len)
s->len = offset;
break;
case SEEK_CUR:
sp->seek(sp,s->ptr - s->base + offset, SEEK_SET);
break;
case SEEK_END:
sp->seek(sp, s->len + offset, SEEK_SET);
break;
default:
errno = EINVAL;
return -1;