ossp-pkg/sio/al.c 1.4 -> 1.5
--- al.c 2002/10/14 13:34:25 1.4
+++ al.c 2002/10/14 13:45:47 1.5
@@ -770,7 +770,10 @@
{
size_t step;
- if (txp->cur == NULL)
+ if (txp->togo <= 0) /* XXX - togo can be negative from bad input */
+ return AL_ERR_EOF;
+
+ if (txp->cur == NULL) /* premature EOF */
return AL_ERR_EOF;
step = AL_CHUNK_LEN(txp->cur);
@@ -847,6 +850,8 @@
al_chunk_t *view;
size_t step, total;
+ *lenp = 0; /* keep caller on safe side */
+
rc = al_traverse(al, off, n, AL_FORWARD, &tx);
if (rc != AL_OK) return rc;
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