From 7d012c11b8318be19b13acd483fdea81ee3ce540 Mon Sep 17 00:00:00 2001
From: Nico <NicoHood@users.noreply.github.com>
Date: Tue, 27 Oct 2015 08:06:21 +0100
Subject: [PHID] send data if report ID was sent successful
If the first sending was not successful it is better to abort. Then we get a return value of -1 (instead of -2 if the 2nd call will also fail) and we do not need to block even longer, with another timeout.
---
libraries/HID/HID.cpp | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
(limited to 'libraries')
diff --git a/libraries/HID/HID.cpp b/libraries/HID/HID.cpp
index 3a42699..8adf1a9 100644
--- a/libraries/HID/HID.cpp
+++ b/libraries/HID/HID.cpp
@@ -88,10 +88,11 @@ void HID_::AppendDescriptor(HIDSubDescriptor *node)
int HID_::SendReport(uint8_t id, const void* data, int len)
{
- int ret = 0;
- ret += USB_Send(pluggedEndpoint, &id, 1);
- ret += USB_Send(pluggedEndpoint | TRANSFER_RELEASE, data, len);
- return ret;
+ auto ret = USB_Send(pluggedEndpoint, &id, 1);
+ if(ret >= 0){
+ ret += USB_Send(pluggedEndpoint | TRANSFER_RELEASE, data, len);
+ }
+ return ret;
}
bool HID_::setup(USBSetup& setup)
--
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