Makefile

# ****************************************************************************
#    Ledger App OpenPGP
#    (c) 2024 Ledger SAS.
#
#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.
# ****************************************************************************

ifeq ($(BOLOS_SDK),)
$(error Environment variable BOLOS_SDK is not set)
endif

include $(BOLOS_SDK)/Makefile.target

########################################
#        Mandatory configuration       #
########################################
# Application name
APPNAME = OpenPGP

# Application version
APPVERSION_M = 2
APPVERSION_N = 6
APPVERSION_P = 1
APPVERSION = "$(APPVERSION_M).$(APPVERSION_N).$(APPVERSION_P)"

DEFINES += SPEC_VERSION='"3.3.1"'

# Application source files
APP_SOURCE_PATH += src
APP_SOURCE_FILES += $(BOLOS_SDK)/lib_cxng/src/cx_rsa.c
APP_SOURCE_FILES += $(BOLOS_SDK)/lib_cxng/src/cx_pkcs1.c
APP_SOURCE_FILES += ${BOLOS_SDK}/lib_cxng/src/cx_ram.c

INCLUDES_PATH += $(BOLOS_SDK)/lib_cxng/src

# Application icons following guidelines:
# https://developers.ledger.com/docs/embedded-app/design-requirements/#device-icon
ICON_NANOX = icons/gpg_14px.gif
ICON_NANOSP = icons/gpg_14px.gif
ICON_STAX = icons/gpg_32px.gif
ICON_FLEX = icons/gpg_40px.gif
ICON_APEX_P = icons/gpg_32px_apex.png

ifeq ($(TARGET_NAME),$(filter $(TARGET_NAME),TARGET_NANOX TARGET_NANOS2))
    ICON_HOME_NANO = glyphs/home_gpg_14px.gif
endif

# Application allowed derivation curves.
# Possibles curves are: secp256k1, secp256r1, ed25519 and bls12381g1
# If your app needs it, you can specify multiple curves by using:
# `CURVE_APP_LOAD_PARAMS = <curve1> <curve2>`
CURVE_APP_LOAD_PARAMS = secp256k1

# Application allowed derivation paths.
# You should request a specific path for your app.
# This serve as an isolation mechanism.
# Most application will have to request a path according to the BIP-0044
# and SLIP-0044 standards.
# If your app needs it, you can specify multiple path by using:
# `PATH_APP_LOAD_PARAMS = "44'/1'" "45'/1'"`
PATH_APP_LOAD_PARAMS = "2152157255'"

# Setting to allow building variant applications
# - <VARIANT_PARAM> is the name of the parameter which should be set
#   to specify the variant that should be build.
# - <VARIANT_VALUES> a list of variant that can be build using this app code.
#   * It must at least contains one value.
#   * Values can be the app ticker or anything else but should be unique.
VARIANT_PARAM = APPNAME
VARIANT_VALUES = OpenPGP

# Enabling DEBUG flag will enable PRINTF and disable optimizations
#DEBUG = 1

########################################
#     Application custom permissions   #
########################################
# See SDK `include/appflags.h` for the purpose of each permission
#HAVE_APPLICATION_FLAG_DERIVE_MASTER = 1
#HAVE_APPLICATION_FLAG_GLOBAL_PIN = 1
#HAVE_APPLICATION_FLAG_BOLOS_SETTINGS = 1
#HAVE_APPLICATION_FLAG_LIBRARY = 1

########################################
# Application communication interfaces #
########################################
#ENABLE_BLUETOOTH = 1
#ENABLE_NFC = 1

########################################
#         NBGL custom features         #
########################################
#ENABLE_NBGL_QRCODE = 1
#ENABLE_NBGL_KEYBOARD = 1
ENABLE_NBGL_KEYPAD = 1
ENABLE_NBGL_FOR_NANO_DEVICES = 1

########################################
#          Features disablers          #
########################################
# These advanced settings allow to disable some feature that are by
# default enabled in the SDK `Makefile.standard_app`.
#DISABLE_STANDARD_APP_FILES = 1
#DISABLE_DEFAULT_IO_SEPROXY_BUFFER_SIZE = 1 # To allow custom size declaration
#DISABLE_STANDARD_APP_DEFINES = 1 # Will set all the following disablers
#DISABLE_STANDARD_SNPRINTF = 1
#DISABLE_STANDARD_USB = 1
DISABLE_STANDARD_WEBUSB = 1
DISABLE_STANDARD_U2F = 1
#DISABLE_DEBUG_LEDGER_ASSERT = 1
#DISABLE_DEBUG_THROW = 1
ENABLE_USB_CCID = 1
DISABLE_OS_IO_STACK_USE = 1

########################################
#        Main app configuration        #
########################################

DEFINES   += CUSTOM_IO_APDU_BUFFER_SIZE=\(255+5+64\)
DEFINES   += HAVE_RSA
# Historical Bytes is removed from Application Related Data
# The response payload size (246 bytes) triggers a transport
# layer freeze on the physical device (T=0 protocol).
# While technically within the Short APDU limit (256 bytes),
# sending a payload this close to the maximum size causes the Host/Driver to
# fail capturing the Status Word correctly, resulting in a timeout.
# DEFINES   += WITH_HISTO_BYTES_IN_ARD

#########################

# Import generic rules from the SDK
include $(BOLOS_SDK)/Makefile.standard_app