From 7f49731ec6628b2ce0a091653ac2765b82c6a536 Mon Sep 17 00:00:00 2001
From: Gregor Haas <gregorhaas1997@gmail.com>
Date: Wed, 8 Jan 2020 15:33:08 -0500
Subject: [PATCH] report the return value of the command

---
 c8_remote/include/command.h | 1 +
 c8_remote/src/command.c     | 7 +++++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/c8_remote/include/command.h b/c8_remote/include/command.h
index d19a67c..42c5f54 100644
--- a/c8_remote/include/command.h
+++ b/c8_remote/include/command.h
@@ -9,6 +9,7 @@ struct dev_cmd_resp
 {
     int ret;
     unsigned long long magic;
+    unsigned long long retval;
     unsigned char *data;
     int len;
 };
diff --git a/c8_remote/src/command.c b/c8_remote/src/command.c
index 0f0c665..f814f39 100644
--- a/c8_remote/src/command.c
+++ b/c8_remote/src/command.c
@@ -136,14 +136,17 @@ struct dev_cmd_resp *command(struct pwned_device *dev,
 
     cmd_resp->ret = CHECKM8_SUCCESS;
     memcpy(&cmd_resp->magic, resp_buf, 8);
+    memcpy(&cmd_resp->retval, &resp_buf[8], 8);
+
     if(response_len - 16 > 0)
     {
         checkm8_debug_indent("\tcopying %i bytes of output to response data section\n", response_len - 16);
+
+        cmd_resp->len = response_len - 16;
         cmd_resp->data = calloc(1, response_len - 16);
         memcpy(cmd_resp->data, &resp_buf[16], response_len - 16);
     }
-
-    cmd_resp->len = response_len - 16;
+    else cmd_resp->len = 0;
 
     if(close) close_device_session(dev);
     return cmd_resp;