[PATCH] bootinfo_load: recognize EOT as end of bootinfo

[Cormac O'Brien]

Mac OS 9's CHRP boot info is delimited by an ASCII EOT, so the bootscript
loader will truncate the malloc() size if it encounters one to avoid an
out-of-memory error.

Signed-off-by: Cormac O'Brien

---
 libopenbios/bootinfo_load.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libopenbios/bootinfo_load.c b/libopenbios/bootinfo_load.c
index fa9e36b..a3ce00e 100644
--- a/libopenbios/bootinfo_load.c
+++ b/libopenbios/bootinfo_load.c
@@ -161,6 +161,15 @@ bootinfo_init_program(void)
    feval("load-size");
    size = POP();

+	current = 0;
+	while (current < size) {
+		if (base[current] == 0x04) {
+			size = current;
+			break;
+		}
+		current++;
+	}
+
    bootscript = malloc(size);
    if (bootscript == NULL) {
    	DPRINTF("Can't malloc %d bytes\n", size);