File xen.bda2696f29ad5af6dea0d3edad180a58dde6984a.patch of Package xen

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File xen.bda2696f29ad5af6dea0d3edad180a58dde6984a.patch of Package xen (Revision 3a4998cf1505071c13fc2b16304fbf6a)

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From: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?=
 <marmarek@invisiblethingslab.com>
Date: Tue, 27 Jun 2017 19:35:43 +0200
Subject: bda2696f29ad5af6dea0d3edad180a58dde6984a
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

stubdom: fix vtpm compilation on GCC-7

GCC-7 have -Wimplicit-fallthrough enabled with -Wextra. Add appropriate
comment which both mute the warning and improve readibility.

Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Acked-by: Wei Liu <wei.liu2@citrix.com>
---
 stubdom/Makefile                        |  1 +
 stubdom/vtpm-implicit-fallthrough.patch | 10 ++++++++++
 2 files changed, 11 insertions(+)
 create mode 100644 stubdom/vtpm-implicit-fallthrough.patch

--- a/stubdom/Makefile
+++ b/stubdom/Makefile
@@ -203,24 +203,25 @@ tpm_emulator-$(TPMEMU_VERSION).tar.gz:
 	$(FETCHER) $@ $(TPMEMU_URL)/$@
 
 tpm_emulator-$(XEN_TARGET_ARCH): tpm_emulator-$(TPMEMU_VERSION).tar.gz
 	@if [ ! -f "$(CMAKE)" ]; then echo "cmake not installed! Install it and then rerun ./configure!"; false; fi
 	tar xzf $<
 	mv tpm_emulator-$(TPMEMU_VERSION) $@
 	patch -d $@ -p1 < tpmemu-$(TPMEMU_VERSION).patch;
 	patch -d $@ -p1 < vtpm-bufsize.patch
 	patch -d $@ -p1 < vtpm-locality.patch
 	patch -d $@ -p1 < vtpm-parent-sign-ek.patch
 	patch -d $@ -p1 < vtpm-deepquote.patch
 	patch -d $@ -p1 < vtpm-cmake-Wextra.patch
+	patch -d $@ -p1 < vtpm-implicit-fallthrough.patch
 	mkdir $@/build
 	cd $@/build; CC=${CC} $(CMAKE) .. -DCMAKE_C_FLAGS:STRING="-std=c99 -DTPM_NO_EXTERN $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -Wno-declaration-after-statement"
 	touch $@
 
 TPMEMU_STAMPFILE=$(CROSS_ROOT)/$(GNU_TARGET_ARCH)-xen-elf/lib/libtpm.a
 $(TPMEMU_STAMPFILE): tpm_emulator-$(XEN_TARGET_ARCH) $(GMP_STAMPFILE)
 	( cd $</build && make VERBOSE=1 tpm_crypto tpm  )
 	cp $</build/crypto/libtpm_crypto.a $(CROSS_ROOT)/$(GNU_TARGET_ARCH)-xen-elf/lib/libtpm_crypto.a
 	cp $</build/tpm/libtpm.a $(TPMEMU_STAMPFILE)
 
 .PHONY: cross-tpmemu
 cross-tpmemu: $(TPMEMU_STAMPFILE)
new file mode 100644
--- /dev/null
+++ b/stubdom/vtpm-implicit-fallthrough.patch
@@ -0,0 +1,10 @@
+--- tpm_emulator-x86_64/tpm/tpm_cmd_handler.c.orig	2017-04-27 13:37:14.408000000 +0200
++++ tpm_emulator-x86_64/tpm/tpm_cmd_handler.c	2017-04-27 13:39:53.585000000 +0200
+@@ -3397,6 +3397,7 @@
+                   sizeof(rsp->auth2->nonceOdd.nonce));
+       tpm_hmac_update(&hmac, (BYTE*)&rsp->auth2->continueAuthSession, 1);
+       tpm_hmac_final(&hmac, rsp->auth2->auth);
++      /* fall-thru */
+     case TPM_TAG_RSP_AUTH1_COMMAND:
+       tpm_hmac_init(&hmac, rsp->auth1->secret, sizeof(rsp->auth1->secret));
+       tpm_hmac_update(&hmac, rsp->auth1->digest, sizeof(rsp->auth1->digest));

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File xen.bda2696f29ad5af6dea0d3edad180a58dde6984a.patch of Package xen (Revision 3a4998cf1505071c13fc2b16304fbf6a)

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