static int
wgnutls_peek (int fd, char *buf, int bufsize, void *arg)
{
- int ret = 0;
+ int ret = 0, read = 0;
struct wgnutls_transport_context *ctx = arg;
int offset = MIN (bufsize, ctx->peeklen);
if (bufsize > sizeof ctx->peekbuf)
do
{
ret = gnutls_record_recv (ctx->session, buf + offset,
- bufsize - offset);
+ bufsize - offset);
}
while (ret == GNUTLS_E_INTERRUPTED);
- if (ret < 0)
+ read = ret;
+
+ if (read < 0)
{
if (offset)
- ret = 0;
+ read = 0;
else
- return ret;
+ return read;
}
- if (ret > 0)
+ if (read > 0)
{
memcpy (ctx->peekbuf + offset, buf + offset,
- ret);
- ctx->peeklen += ret;
+ read);
+ ctx->peeklen += read;
}
#ifdef F_GETFL
- fcntl (fd, F_SETFL, flags);
+ ret = fcntl (fd, F_SETFL, flags);
if (ret < 0)
return ret;
#else
#endif
}
- return offset + ret;
+ return offset + read;
}
static const char *