libspdm is DMTF's Reference Implementation of SPDM, it's a library that
can be used to implement a SPDM requester or responder in userspace.

This patch adds support for building libspdm, which can then be used to
build applications depending on libspdm.

Signed-off-by: Alistair Francis <[email protected]>
---
 .../recipes-support/libspdm/libspdm_3.6.0.bb  | 63 +++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 meta-oe/recipes-support/libspdm/libspdm_3.6.0.bb

diff --git a/meta-oe/recipes-support/libspdm/libspdm_3.6.0.bb 
b/meta-oe/recipes-support/libspdm/libspdm_3.6.0.bb
new file mode 100644
index 0000000000..316cccebfc
--- /dev/null
+++ b/meta-oe/recipes-support/libspdm/libspdm_3.6.0.bb
@@ -0,0 +1,63 @@
+SUMMARY = "DMTF's Reference Implementation of SPDM"
+DESCRIPTION = "libspdm is a reference implementation of the DMTF’s Security 
Protocols and \
+Data Models (SPDM). This is used to enable authentication, attestation and key 
exchange to \
+assist in providing infrastructure security enablement"
+HOMEPAGE = "https://github.com/DMTF/libspdm";
+BUGTRACKER = "https://github.com/DMTF/libspdm/issues";
+LICENSE = "BSD-3-Clause"
+LIC_FILES_CHKSUM = "file://LICENSE.md;md5=8f9b59a81a88da8e812af43728b72dd7"
+
+DEPENDS = "openssl"
+
+SRC_URI = "git://github.com/DMTF/libspdm.git;branch=main;protocol=https"
+SRCREV = "5ebe5e3946b9439928fa3a7548268c29cccc1b16"
+
+S = "${WORKDIR}/git"
+
+inherit cmake
+
+LIBSPDM_CFLAGS = "\
+       ${TARGET_CFLAGS} \
+       -DLIBSPDM_ENABLE_CAPABILITY_EVENT_CAP=0 \
+       -DLIBSPDM_ENABLE_CAPABILITY_MEL_CAP=0 \
+       -DLIBSPDM_ENABLE_CAPABILITY_GET_KEY_PAIR_INFO_CAP=0 \
+       -DLIBSPDM_ENABLE_CAPABILITY_SET_KEY_PAIR_INFO_CAP=0 \
+       -DLIBSPDM_HAL_PASS_SPDM_CONTEXT=1 \
+       "
+
+EXTRA_OECMAKE = "\
+    -DARCH=${TARGET_ARCH} \
+       -DTOOLCHAIN=NONE \
+       -DTARGET=Release \
+       -DCRYPTO=openssl \
+       -DENABLE_BINARY_BUILD=1 \
+       -DCOMPILED_LIBCRYPTO_PATH=${libdir} \
+       -DCOMPILED_LIBSSL_PATH=${libdir} \
+       -DDISABLE_TESTS=1 \
+       -DDISABLE_EDDSA=1 \
+       -DLINK_FLAGS=${STAGING_DIR} \
+       -DCMAKE_C_FLAGS='${LIBSPDM_CFLAGS}' \
+       "
+
+# PACKAGECONFIG ??= ""
+# PACKAGECONFIG[brotli] = "-Dbrotli=enabled,-Dbrotli=disabled,brotli"
+# PACKAGECONFIG[gssapi] = "-Dgssapi=enabled,-Dgssapi=disabled,krb5"
+# PACKAGECONFIG[ntlm] = "-Dntlm=enabled,-Dntlm=disabled"
+# PACKAGECONFIG[sysprof] = "-Dsysprof=enabled,-Dsysprof=disabled,sysprof"
+
+do_install () {
+    install -d ${D}/${libdir}
+    install -m 0644 lib/* ${D}/${libdir}/
+
+    install -d ${D}/${includedir}/${BPN}/
+    cp -rf ${S}/include/* ${D}/${includedir}/${BPN}/
+
+    install -d ${D}/${includedir}/${BPN}/os_stub/spdm_crypt_ext_lib
+    cp -rf ${S}/os_stub/spdm_crypt_ext_lib/*.h 
${D}/${includedir}/${BPN}/os_stub/spdm_crypt_ext_lib/
+}
+
+FILES:${PN} += "${libdir}/*.a"
+FILES:${PN} += "${includedir}/${BPN}/*.h"
+FILES:${PN} += "${includedir}/${BPN}/os_stub/spdm_crypt_ext_lib/*.h"
+
+BBCLASSEXTEND = "native nativesdk"
-- 
2.47.1

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