From: Dominik Paulus <dominik.pau...@fau.de>
Not all new program versions necessarily introduce
non-backwards-compatible protocol changes. We thus move the definition
of the protocol version from configure.ac to usbip_network.h, where it
logically belongs to.
Signed-off-by: Maximilian Eschenbacher <maximilian@eschenbacher.email>
Signed-off-by: Fjodor Schelichow <fjodor.schelic...@hotmail.com>
Signed-off-by: Johannes Stadlinger <johannes.stadlin...@fau.de>
Signed-off-by: Dominik Paulus <dominik.pau...@fau.de>
Signed-off-by: Tobias Polzer <tobias.pol...@fau.de>
---
tools/usb/usbip/configure.ac | 1 -
tools/usb/usbip/src/usbip_network.c | 6 +++---
tools/usb/usbip/src/usbip_network.h | 6 ++++++
3 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/tools/usb/usbip/configure.ac b/tools/usb/usbip/configure.ac
index 6a8156f..cee780e 100644
--- a/tools/usb/usbip/configure.ac
+++ b/tools/usb/usbip/configure.ac
@@ -2,7 +2,6 @@ dnl Process this file with autoconf to produce a configure
script.
AC_PREREQ(2.59)
AC_INIT([usbip-utils], [2.0], [linux-...@vger.kernel.org])
-AC_DEFINE([USBIP_VERSION], [0x00000111], [binary-coded decimal version number])
CURRENT=0
REVISION=1
diff --git a/tools/usb/usbip/src/usbip_network.c
b/tools/usb/usbip/src/usbip_network.c
index f68741d..6e6216d 100644
--- a/tools/usb/usbip/src/usbip_network.c
+++ b/tools/usb/usbip/src/usbip_network.c
@@ -157,7 +157,7 @@ int usbip_net_send_op_common(int sockfd, uint32_t code,
uint32_t status)
memset(&op_common, 0, sizeof(op_common));
- op_common.version = USBIP_VERSION;
+ op_common.version = PROTOCOL_VERSION;
op_common.code = code;
op_common.status = status;
@@ -187,9 +187,9 @@ int usbip_net_recv_op_common(int sockfd, uint16_t *code)
PACK_OP_COMMON(0, &op_common);
- if (op_common.version != USBIP_VERSION) {
+ if (op_common.version != PROTOCOL_VERSION) {
dbg("version mismatch: %d %d", op_common.version,
- USBIP_VERSION);
+ PROTOCOL_VERSION);
return -ERR_MISMATCH;
}
diff --git a/tools/usb/usbip/src/usbip_network.h
b/tools/usb/usbip/src/usbip_network.h
index 151e815..942d1bb 100644
--- a/tools/usb/usbip/src/usbip_network.h
+++ b/tools/usb/usbip/src/usbip_network.h
@@ -13,6 +13,12 @@
#include <stdint.h>
+/*
+ * Protocol version. Incremented only on non-backwards-compatible
+ * changes.
+ */
+#define PROTOCOL_VERSION 0x111
+
extern int usbip_port;
extern char *usbip_port_string;
extern char *usbip_srp_password;
--
2.1.0
--
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