project('Circe', 'c', version: '0.1.0')

## EXTERNAL DEPENDENCIES

tct_subproj = subproject('TinyCrypT')
tct_dependency = tct_subproj.get_variable('TinyCrypT_dep')

## LIBCIRCE-COMMON

common_build_args = [
    '-O3',
    '-ffreestanding',
    '-nostdlib',
    '-lgcc',
]

common_sources = [
    'common/cbor.c',
    'common/memory.c',
]

common_incdir = include_directories('common/')

common_target = static_library(
    'circe-common',
    common_sources,
    c_args: common_build_args,
    include_directories: common_incdir,
)

common_dep = declare_dependency(include_directories: common_incdir, link_with: common_target)
set_variable(meson.project_name() + '_common_dep', common_dep)

# Post-quantum primitives from contrib/ (ML-KEM-768, ML-DSA-44).
# Built freestanding; they route memcpy/memset/zeroize through common's
# circe_memcpy/circe_memset, so they depend on common_dep.
# Exposes <project>_mlkem_dep and <project>_mldsa_dep.
subdir('contrib')
mlkem_dependency = get_variable(meson.project_name() + '_mlkem_dep')
mldsa_dependency = get_variable(meson.project_name() + '_mldsa_dep')

## LIBCIRCE-CORE

core_build_args = [
    '-O3',
    '-ffreestanding',
    '-nostdlib',
    '-lgcc',
]

core_sources = [
    'core/core.c',
]

core_incdir = include_directories('core/')

core_target = static_library(
    'circe-core',
    core_sources,
    c_args: core_build_args,
    include_directories: core_incdir,
    dependencies: [common_dep, tct_dependency, mlkem_dependency, mldsa_dependency],
)

core_dep = declare_dependency(include_directories: core_incdir, link_with: core_target)
set_variable(meson.project_name() + '_core_dep', core_dep)

if not meson.is_subproject() and not meson.is_cross_build()
    # Tests go here
endif