build: Add meson build for phosphor-host-ipmi

Create meson and meson_options for the existing features.

Removed sample.h/cpp since that is not used at all.

Tested:
Ipmi command works fine the cleanup.
```
$ systemctl status phosphor-ipmi-host
● phosphor-ipmi-host.service - Phosphor Inband IPMI
     Loaded: loaded (/lib/systemd/system/phosphor-ipmi-host.service; enabled; vendor preset: enabled)
     Active: active (running) since Thu 1970-01-08 21:20:56 UTC; 21s ago
   Main PID: 24987 (ipmid)
     CGroup: /system.slice/phosphor-ipmi-host.service
             └─24987 /tmp/ipmid

Jan 08 21:20:56 $HOST ipmid[24987]: Registering OEM:[0X002B79], Cmd:[0X30] for Ethstats Commands
Jan 08 21:20:56 $HOST ipmid[24987]: Registering OEM:[0X00C2CF], Cmd:[0X30] for Ethstats Commands
Jan 08 21:20:56 $HOST ipmid[24987]: Registering OEM:[0X002B79], Cmd:[0X32] for Sys Commands
Jan 08 21:20:56 $HOST ipmid[24987]: Registering OEM:[0X002B79], Cmd:[0X02] for I2C
Jan 08 21:20:56 $HOST ipmid[24987]: Registering OEM:[0X00C2CF], Cmd:[0X02] for I2C
Jan 08 21:20:56 $HOST ipmid[24987]: I2C_WHITELIST_CHECK is disabled, do not populate whitelist
Jan 08 21:20:56 $HOST ipmid[24987]: Registering OEM:[0X00C2CF], Cmd:[0X04] for Manual Zone Control
Jan 08 21:20:56 $HOST systemd[1]: Started Phosphor Inband IPMI.
Jan 08 21:20:56 $HOST ipmid[24987]: Loading whitelist filter
Jan 08 21:20:56 $HOST ipmid[24987]: Set restrictedMode = true
(reverse-i-search)`ipmi': systemctl status phosphor-^Cmi-host

$ ipmitool mc info
Device ID                 : 32
Device Revision           : 1
Firmware Revision         : 0.00
IPMI Version              : 2.0
Manufacturer ID           : 7244
Manufacturer Name         : Quanta Computer Inc.
Product ID                : 14426 (0x385a)
Product Name              : Unknown (0x385A)
Device Available          : yes
Provides Device SDRs      : yes
Additional Device Support :
    Sensor Device
    SEL Device
    FRU Inventory Device
    Chassis Device
Aux Firmware Rev Info     :
    0x00
    0x00
    0x00
    0x00
```

Change-Id: Ibaea9eea802b063a0207320654cbb817fde30c2a
Signed-off-by: Willy Tu <wltu@google.com>
diff --git a/meson.build b/meson.build
new file mode 100644
index 0000000..d933e36
--- /dev/null
+++ b/meson.build
@@ -0,0 +1,270 @@
+project(
+  'phosphor-host-ipimd',
+  'cpp',
+  version: '0.1',
+  meson_version: '>=0.57.0',
+  default_options: [
+    'werror=true',
+    'warning_level=3',
+    'cpp_std=c++20',
+  ])
+
+# Setting up config data
+conf_data = configuration_data()
+
+# The name of the callout's forward association
+conf_data.set_quoted('CALLOUT_FWD_ASSOCIATION', 'callout')
+conf_data.set_quoted('BOARD_SENSOR', get_option('board-sensor'))
+conf_data.set_quoted('SYSTEM_SENSOR', get_option('system-sensor'))
+
+# Soft Power off related.
+if not get_option('softoff').disabled()
+  conf_data.set_quoted('SOFTOFF_BUSNAME', get_option('softoff-busname'))
+  conf_data.set_quoted('SOFTOFF_OBJPATH', get_option('softoff-objpath'))
+  conf_data.set('IPMI_SMS_ATN_ACK_TIMEOUT_SECS', get_option('ipmi-sms-atn-ack-timeout-secs'))
+  conf_data.set('IPMI_HOST_SHUTDOWN_COMPLETE_TIMEOUT_SECS', get_option('ipmi-host-shutdown-complete-timeout-secs'))
+  conf_data.set_quoted('HOST_INBAND_REQUEST_DIR', get_option('host-inband-request-dir'))
+  conf_data.set_quoted('HOST_INBAND_REQUEST_FILE', get_option('host-inband-request-file'))
+endif
+
+conf_data.set_quoted('CONTROL_HOST_BUSNAME', get_option('control-host-busname'))
+conf_data.set_quoted('CONTROL_HOST_OBJ_MGR', get_option('control-host-obj-mgr'))
+conf_data.set_quoted('HOST_NAME', get_option('host-name'))
+conf_data.set_quoted('POWER_READING_SENSOR', get_option('power-reading-sensor'))
+conf_data.set_quoted('HOST_IPMI_LIB_PATH', get_option('host-ipmi-lib-path'))
+
+conf_h = configure_file(
+  output: 'config.h',
+  configuration: conf_data)
+
+root = meson.current_source_dir()
+root_inc = include_directories('.', 'include')
+
+# Project Arguments
+cpp = meson.get_compiler('cpp')
+add_project_arguments(
+  cpp.get_supported_arguments([
+    '-DBOOST_ERROR_CODE_HEADER_ONLY',
+    '-DBOOST_SYSTEM_NO_DEPRECATED',
+    '-DBOOST_COROUTINES_NO_DEPRECATION_WARNING',
+    '-DBOOST_ASIO_DISABLE_THREADS',
+    '-DBOOST_ALL_NO_LIB',
+  ]),
+  language : 'cpp')
+
+feature_map = {
+  'boot-flag-safe-mode-support': '-DENABLE_BOOT_FLAG_SAFE_MODE_SUPPORT',
+  'i2c-whitelist-check'        : '-DENABLE_I2C_WHITELIST_CHECK',
+  'update-functional-on-fail'  : '-DUPDATE_FUNCTIONAL_ON_FAIL',
+  'dynamic-sensors'            : '-DFEATURE_DYNAMIC_SENSORS',
+  'dynamic-sensors-write'      : '-DFEATURE_DYNAMIC_SENSORS_WRITE',
+  'hybrid-sensors'             : '-DFEATURE_HYBRID_SENSORS',
+  'sensors-cache'              : '-DFEATURE_SENSORS_CACHE',
+  'sel-logger-clears-sel'      : '-DFEATURE_SEL_LOGGER_CLEARS_SEL',
+}
+
+foreach option_key, option_value : feature_map
+  if(get_option(option_key).enabled())
+    summary(option_key,option_value, section : 'Enabled Features')
+    add_project_arguments(option_value,language:'cpp')
+  endif
+endforeach
+
+add_project_arguments(
+  cpp.get_supported_arguments([
+    '-flto',
+    '-Wno-psabi',
+    '-Wno-missing-field-initializers',
+    '-Wno-pedantic',
+    '-Wno-non-virtual-dtor'
+  ]),
+  language: 'cpp')
+
+# Dependencies
+phosphor_logging_dep = dependency('phosphor-logging')
+phosphor_dbus_interfaces_dep = dependency('phosphor-dbus-interfaces')
+sdeventplus_dep = dependency('sdeventplus')
+systemd = dependency('systemd')
+crypto = dependency('libcrypto', version : '>=1.0.2g')
+pam = cpp.find_library('pam', required: true)
+mapper = cpp.find_library('mapper', required: true)
+boost_coroutine = cpp.find_library('boost_coroutine', required: true)
+std_cpp_fs = cpp.find_library('stdc++fs', required: true)
+
+sdbusplus_dep = dependency('sdbusplus', required : false, include_type: 'system')
+if not sdbusplus_dep.found()
+  sdbusplus_proj = subproject('sdbusplus', required: true)
+  sdbusplus_dep = sdbusplus_proj.get_variable('sdbusplus_dep')
+  sdbusplus_dep = sdbusplus_dep.as_system('system')
+endif
+
+# Subfolders
+subdir('libipmid')
+subdir('libipmid-host')
+subdir('include')
+subdir('user_channel')
+subdir('scripts')
+
+if not get_option('softoff').disabled()
+  subdir('xyz/openbmc_project/Ipmi/Internal/SoftPowerOff')
+  subdir('softoff')
+endif
+
+# whitelist
+if not get_option('ipmi-whitelist').disabled()
+  generate_whitelist_script = files('generate_whitelist_create.sh')
+
+  whitelist_conf = get_option('whitelist-conf')
+  ipmiwhitelist = run_command( \
+    'bash', \
+    generate_whitelist_script, \
+    whitelist_conf)
+
+  whitelist_pre = declare_dependency(
+    include_directories: root_inc,
+    dependencies: [
+      channellayer_dep,
+      crypto,
+      ipmid_dep,
+      phosphor_dbus_interfaces_dep,
+      phosphor_logging_dep,
+      sdbusplus_dep,
+    ],
+  )
+
+  whitelist_lib = shared_module(
+    'whitelist',
+    'whitelist-filter.cpp',
+    'ipmiwhitelist.cpp',
+    implicit_include_directories: false,
+    dependencies: whitelist_pre,
+    install: true,
+    install_dir: get_option('libdir') / 'ipmid-providers')
+endif
+
+whitelist_dep = declare_dependency(
+  link_with: whitelist_lib,
+  dependencies: whitelist_pre)
+
+# libsysintfcmds
+sysintfcmds_pre = declare_dependency(
+  include_directories: root_inc,
+  dependencies: [
+    channellayer_dep,
+    crypto,
+    mapper,
+    phosphor_dbus_interfaces_dep,
+    phosphor_logging_dep,
+    sdbusplus_dep,
+    ipmid_dep,
+  ])
+
+sysintfcmds_lib = shared_module(
+  'sysintfcmds',
+  'systemintfcmds.cpp',
+  'host-interface.cpp',
+  implicit_include_directories: false,
+  dependencies: sysintfcmds_pre,
+  install: true,
+  install_dir: get_option('libdir') / 'ipmid-providers')
+
+sysintfcmds_dep = declare_dependency(
+  link_with: sysintfcmds_lib,
+  dependencies: sysintfcmds_pre)
+
+# ipmid
+ipmid_pre = [
+  sdbusplus_dep,
+  phosphor_logging_dep,
+  phosphor_dbus_interfaces_dep,
+  boost_coroutine,
+  crypto,
+  ipmid_dep,
+  channellayer_dep,
+  mapper,
+  std_cpp_fs
+]
+
+generated_src = [
+  meson.project_build_root() + '/sensor-gen.cpp',
+  meson.project_build_root() + '/inventory-sensor-gen.cpp',
+  meson.project_build_root() + '/fru-read-gen.cpp',
+]
+
+transportoem_src = []
+if not get_option('transport-oem').disabled()
+  transportoem_src = ['transporthandler_oem.cpp']
+endif
+
+entity_map_json_lib = static_library(
+  'entity_map_json',
+  'entity_map_json.cpp',
+  include_directories: root_inc,
+  dependencies: [ipmid_dep],
+  implicit_include_directories: false)
+
+entity_map_json_dep = declare_dependency(link_with: entity_map_json_lib)
+
+libipmi20_src = [
+  'app/channel.cpp',
+  'app/watchdog.cpp',
+  'app/watchdog_service.cpp',
+  'apphandler.cpp',
+  'sys_info_param.cpp',
+  'sensorhandler.cpp',
+  'storagehandler.cpp',
+  'chassishandler.cpp',
+  'dcmihandler.cpp',
+  'ipmisensor.cpp',
+  'storageaddsel.cpp',
+  'transporthandler.cpp',
+  'globalhandler.cpp',
+  'groupext.cpp',
+  'selutility.cpp',
+  'ipmi_fru_info_area.cpp',
+  'read_fru_data.cpp',
+  'sensordatahandler.cpp',
+  generated_src,
+  transportoem_src,
+  conf_h,
+]
+
+ipmi20_lib = library(
+  'ipmi20',
+  libipmi20_src,
+  dependencies: [ipmid_pre, entity_map_json_dep],
+  include_directories: root_inc,
+  install: true,
+  install_dir: get_option('libdir') / 'ipmid-providers',
+  override_options: ['b_lundef=false'])
+
+libipmi20_dep = declare_dependency(
+  dependencies: ipmid_pre,
+  include_directories: root_inc,
+  link_with: ipmi20_lib)
+
+# ipmid binary
+executable(
+  'ipmid',
+  'ipmid-new.cpp',
+  'host-cmd-manager.cpp',
+  'settings.cpp',
+  implicit_include_directories: false,
+  dependencies: [libipmi20_dep],
+  include_directories: root_inc,
+  export_dynamic: true,
+  install: true,
+  install_dir: get_option('bindir'))
+
+# Dynamic Sensor Stack
+subdir('dbus-sdr')
+
+if not get_option('tests').disabled()
+  subdir('test')
+endif
+
+install_subdir(
+  'user_channel',
+  install_dir: get_option('includedir'),
+  strip_directory: false,
+  exclude_files: '*.cpp')