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lib_crypto.cr
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lib_crypto.cr
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{% begin %}
lib LibCrypto
{% if flag?(:win32) %}
{% from_libressl = false %}
{% ssl_version = nil %}
{% for dir in Crystal::LIBRARY_PATH.split(Crystal::System::Process::HOST_PATH_DELIMITER) %}
{% unless ssl_version %}
{% config_path = "#{dir.id}\\openssl_VERSION" %}
{% if config_version = read_file?(config_path) %}
{% ssl_version = config_version.chomp %}
{% end %}
{% end %}
{% end %}
{% ssl_version ||= "0.0.0" %}
{% else %}
{% from_libressl = (`hash pkg-config 2> /dev/null || printf %s false` != "false") &&
(`test -f $(pkg-config --silence-errors --variable=includedir libcrypto)/openssl/opensslv.h || printf %s false` != "false") &&
(`printf "#include <openssl/opensslv.h>\nLIBRESSL_VERSION_NUMBER" | ${CC:-cc} $(pkg-config --cflags --silence-errors libcrypto || true) -E -`.chomp.split('\n').last != "LIBRESSL_VERSION_NUMBER") %}
{% ssl_version = `hash pkg-config 2> /dev/null && pkg-config --silence-errors --modversion libcrypto || printf %s 0.0.0`.split.last.gsub(/[^0-9.]/, "") %}
{% end %}
{% if from_libressl %}
LIBRESSL_VERSION = {{ ssl_version }}
OPENSSL_VERSION = "0.0.0"
{% else %}
LIBRESSL_VERSION = "0.0.0"
OPENSSL_VERSION = {{ ssl_version }}
{% end %}
end
{% end %}
{% if flag?(:win32) %}
@[Link("crypto")]
@[Link("crypt32")] # CertOpenStore, ...
@[Link("user32")] # GetProcessWindowStation, GetUserObjectInformationW, _MessageBoxW
{% else %}
@[Link(ldflags: "`command -v pkg-config > /dev/null && pkg-config --libs --silence-errors libcrypto || printf %s '-lcrypto'`")]
{% end %}
{% if compare_versions(Crystal::VERSION, "1.11.0-dev") >= 0 %}
# TODO: if someone brings their own OpenSSL 1.x.y on Windows, will this have a different name?
@[Link(dll: "libcrypto-3-x64.dll")]
{% end %}
lib LibCrypto
alias Char = LibC::Char
alias Int = LibC::Int
alias UInt = LibC::UInt
alias Long = LibC::Long
alias ULong = LibC::ULong
alias SizeT = LibC::SizeT
type X509 = Void*
type X509_EXTENSION = Void*
type X509_NAME = Void*
type X509_NAME_ENTRY = Void*
type X509_STORE = Void*
type X509_STORE_CTX = Void*
struct Bio
method : Void*
callback : BIO_callback_fn
{% if compare_versions(LIBRESSL_VERSION, "3.5.0") >= 0 %}
callback_ex : BIO_callback_fn_ex
{% end %}
cb_arg : Char*
init : Int
shutdown : Int
flags : Int
retry_reason : Int
num : Int
ptr : Void*
next_bio : Void*
prev_bio : Void*
references : Int
num_read : ULong
num_write : ULong
end
alias BIO_callback_fn = (Bio*, Int, Char*, Int, Long, Long) -> Long
alias BIO_callback_fn_ex = (Bio*, Int, Char, SizeT, Int, Long, Int, SizeT*) -> Long
PKCS5_SALT_LEN = 8
EVP_MAX_KEY_LENGTH = 32
EVP_MAX_IV_LENGTH = 16
CTRL_EOF = 2
CTRL_PUSH = 6
CTRL_POP = 7
CTRL_FLUSH = 11
CTRL_SET_KTLS_SEND = 72
CTRL_GET_KTLS_SEND = 73
CTRL_GET_KTLS_RECV = 76
alias BioMethodWrite = (Bio*, Char*, SizeT, SizeT*) -> Int
alias BioMethodWriteOld = (Bio*, Char*, Int) -> Int
alias BioMethodRead = (Bio*, Char*, SizeT, SizeT*) -> Int
alias BioMethodReadOld = (Bio*, Char*, Int) -> Int
alias BioMethodPuts = (Bio*, Char*) -> Int
alias BioMethodGets = (Bio*, Char*, Int) -> Int
alias BioMethodCtrl = (Bio*, Int, Long, Void*) -> Long
alias BioMethodCreate = Bio* -> Int
alias BioMethodDestroy = Bio* -> Int
alias BioMethodCallbackCtrl = (Bio*, Int, Void*) -> Long
{% if compare_versions(LibCrypto::OPENSSL_VERSION, "1.1.0") >= 0 %}
type BioMethod = Void
{% else %}
struct BioMethod
type_id : Int
name : Char*
bwrite : BioMethodWriteOld
bread : BioMethodReadOld
bputs : BioMethodPuts
bgets : BioMethodGets
ctrl : BioMethodCtrl
create : BioMethodCreate
destroy : BioMethodDestroy
callback_ctrl : BioMethodCallbackCtrl
end
{% end %}
fun BIO_new(BioMethod*) : Bio*
fun BIO_free(Bio*) : Int
{% if compare_versions(LibCrypto::OPENSSL_VERSION, "1.1.0") >= 0 %}
fun BIO_set_data(Bio*, Void*)
fun BIO_get_data(Bio*) : Void*
fun BIO_set_init(Bio*, Int)
fun BIO_set_shutdown(Bio*, Int)
fun BIO_meth_new(Int, Char*) : BioMethod*
fun BIO_meth_set_read(BioMethod*, BioMethodReadOld)
fun BIO_meth_set_write(BioMethod*, BioMethodWriteOld)
fun BIO_meth_set_puts(BioMethod*, BioMethodPuts)
fun BIO_meth_set_gets(BioMethod*, BioMethodGets)
fun BIO_meth_set_ctrl(BioMethod*, BioMethodCtrl)
fun BIO_meth_set_create(BioMethod*, BioMethodCreate)
fun BIO_meth_set_destroy(BioMethod*, BioMethodDestroy)
fun BIO_meth_set_callback_ctrl(BioMethod*, BioMethodCallbackCtrl)
{% end %}
{% if compare_versions(LibCrypto::OPENSSL_VERSION, "1.1.1") >= 0 %}
fun BIO_meth_set_read_ex(BioMethod*, BioMethodRead)
fun BIO_meth_set_write_ex(BioMethod*, BioMethodWrite)
{% end %}
fun sha1 = SHA1(data : Char*, length : SizeT, md : Char*) : Char*
type EVP_MD = Void*
fun evp_md4 = EVP_md4 : EVP_MD
fun evp_md5 = EVP_md5 : EVP_MD
fun evp_ripemd160 = EVP_ripemd160 : EVP_MD
fun evp_sha1 = EVP_sha1 : EVP_MD
fun evp_sha224 = EVP_sha224 : EVP_MD
fun evp_sha256 = EVP_sha256 : EVP_MD
fun evp_sha384 = EVP_sha384 : EVP_MD
fun evp_sha512 = EVP_sha512 : EVP_MD
alias EVP_CIPHER = Void*
alias EVP_CIPHER_CTX = Void*
alias ASN1_OBJECT = Void*
alias ASN1_STRING = Char*
fun obj_txt2obj = OBJ_txt2obj(s : Char*, no_name : Int) : ASN1_OBJECT
fun obj_nid2sn = OBJ_nid2sn(n : Int) : Char*
fun obj_obj2nid = OBJ_obj2nid(obj : ASN1_OBJECT) : Int
fun obj_ln2nid = OBJ_ln2nid(ln : Char*) : Int
fun obj_sn2nid = OBJ_sn2nid(sn : Char*) : Int
{% if compare_versions(OPENSSL_VERSION, "1.0.2") >= 0 || LIBRESSL_VERSION != "0.0.0" %}
fun obj_find_sigid_algs = OBJ_find_sigid_algs(sigid : Int32, pdig_nid : Int32*, ppkey_nid : Int32*) : Int32
{% end %}
fun asn1_object_free = ASN1_OBJECT_free(obj : ASN1_OBJECT)
fun asn1_string_data = ASN1_STRING_data(x : ASN1_STRING) : Char*
fun asn1_string_length = ASN1_STRING_length(x : ASN1_STRING) : Int
fun asn1_string_print = ASN1_STRING_print(out : Bio*, v : ASN1_STRING) : Int
fun i2t_asn1_object = i2t_ASN1_OBJECT(buf : Char*, buf_len : Int, a : ASN1_OBJECT) : Int
struct EVP_MD_CTX_Struct
digest : EVP_MD
engine : Void*
flags : UInt32
pctx : Void*
update_fun : Void*
end
alias EVP_MD_CTX = EVP_MD_CTX_Struct*
struct HMAC_CTX_Struct
md : EVP_MD
md_ctx : EVP_MD_CTX_Struct
i_ctx : EVP_MD_CTX_Struct
o_ctx : EVP_MD_CTX_Struct
key_length : UInt32
key : UInt8[128]
end
alias HMAC_CTX = HMAC_CTX_Struct*
fun hmac_ctx_init = HMAC_CTX_init(ctx : HMAC_CTX)
fun hmac_ctx_cleanup = HMAC_CTX_cleanup(ctx : HMAC_CTX)
fun hmac_init_ex = HMAC_Init_ex(ctx : HMAC_CTX, key : Void*, len : Int32, md : EVP_MD, engine : Void*) : Int32
fun hmac_update = HMAC_Update(ctx : HMAC_CTX, data : UInt8*, len : LibC::SizeT) : Int32
fun hmac_final = HMAC_Final(ctx : HMAC_CTX, md : UInt8*, len : UInt32*) : Int32
fun hmac_ctx_copy = HMAC_CTX_copy(dst : HMAC_CTX, src : HMAC_CTX) : Int32
fun x509_digest = X509_digest(x509 : X509, evp_md : EVP_MD, hash : UInt8*, len : Int32*) : Int32
fun evp_get_digestbyname = EVP_get_digestbyname(name : UInt8*) : EVP_MD
fun evp_digestinit_ex = EVP_DigestInit_ex(ctx : EVP_MD_CTX, type : EVP_MD, engine : Void*) : Int32
fun evp_digestupdate = EVP_DigestUpdate(ctx : EVP_MD_CTX, data : UInt8*, count : LibC::SizeT) : Int32
fun evp_md_ctx_copy = EVP_MD_CTX_copy(dst : EVP_MD_CTX, src : EVP_MD_CTX) : Int32
fun evp_md_ctx_md = EVP_MD_CTX_md(ctx : EVP_MD_CTX) : EVP_MD
{% if compare_versions(OPENSSL_VERSION, "3.0.0") >= 0 %}
fun evp_md_size = EVP_MD_get_size(md : EVP_MD) : Int32
fun evp_md_block_size = EVP_MD_get_block_size(md : EVP_MD) : LibC::Int
{% else %}
fun evp_md_size = EVP_MD_size(md : EVP_MD) : Int32
fun evp_md_block_size = EVP_MD_block_size(md : EVP_MD) : LibC::Int
{% end %}
fun evp_digestfinal_ex = EVP_DigestFinal_ex(ctx : EVP_MD_CTX, md : UInt8*, size : UInt32*) : Int32
{% if compare_versions(OPENSSL_VERSION, "1.1.0") >= 0 %}
fun evp_md_ctx_new = EVP_MD_CTX_new : EVP_MD_CTX
fun evp_md_ctx_free = EVP_MD_CTX_free(ctx : EVP_MD_CTX)
{% else %}
fun evp_md_ctx_new = EVP_MD_CTX_create : EVP_MD_CTX
fun evp_md_ctx_free = EVP_MD_CTX_destroy(ctx : EVP_MD_CTX)
{% end %}
fun evp_get_cipherbyname = EVP_get_cipherbyname(name : UInt8*) : EVP_CIPHER
{% if compare_versions(OPENSSL_VERSION, "3.0.0") >= 0 %}
fun evp_cipher_name = EVP_CIPHER_get_name(cipher : EVP_CIPHER) : UInt8*
fun evp_cipher_nid = EVP_CIPHER_get_nid(cipher : EVP_CIPHER) : Int32
fun evp_cipher_block_size = EVP_CIPHER_get_block_size(cipher : EVP_CIPHER) : Int32
fun evp_cipher_key_length = EVP_CIPHER_get_key_length(cipher : EVP_CIPHER) : Int32
fun evp_cipher_iv_length = EVP_CIPHER_get_iv_length(cipher : EVP_CIPHER) : Int32
fun evp_cipher_flags = EVP_CIPHER_get_flags(ctx : EVP_CIPHER_CTX) : CipherFlags
{% else %}
fun evp_cipher_name = EVP_CIPHER_name(cipher : EVP_CIPHER) : UInt8*
fun evp_cipher_nid = EVP_CIPHER_nid(cipher : EVP_CIPHER) : Int32
fun evp_cipher_block_size = EVP_CIPHER_block_size(cipher : EVP_CIPHER) : Int32
fun evp_cipher_key_length = EVP_CIPHER_key_length(cipher : EVP_CIPHER) : Int32
fun evp_cipher_iv_length = EVP_CIPHER_iv_length(cipher : EVP_CIPHER) : Int32
fun evp_cipher_flags = EVP_CIPHER_flags(ctx : EVP_CIPHER_CTX) : CipherFlags
{% end %}
fun evp_cipher_ctx_new = EVP_CIPHER_CTX_new : EVP_CIPHER_CTX
fun evp_cipher_ctx_free = EVP_CIPHER_CTX_free(ctx : EVP_CIPHER_CTX)
fun evp_cipherinit_ex = EVP_CipherInit_ex(ctx : EVP_CIPHER_CTX, type : EVP_CIPHER, engine : Void*, key : UInt8*, iv : UInt8*, enc : Int32) : Int32
fun evp_cipherupdate = EVP_CipherUpdate(ctx : EVP_CIPHER_CTX, out : UInt8*, outl : Int32*, in : UInt8*, inl : Int32) : Int32
fun evp_cipherfinal_ex = EVP_CipherFinal_ex(ctx : EVP_CIPHER_CTX, out : UInt8*, outl : Int32*) : Int32
fun evp_cipher_ctx_set_padding = EVP_CIPHER_CTX_set_padding(ctx : EVP_CIPHER_CTX, padding : Int32) : Int32
fun evp_cipher_ctx_cipher = EVP_CIPHER_CTX_cipher(ctx : EVP_CIPHER_CTX) : EVP_CIPHER
@[Flags]
enum CipherFlags : ULong
EVP_CIPH_FLAG_DEFAULT_ASN1 = 0x1000
EVP_CIPH_FLAG_LENGTH_BITS = 0x2000
EVP_CIPH_FLAG_FIPS = 0x4000
EVP_CIPH_FLAG_NON_FIPS_ALLOW = 0x8000
EVP_CIPH_FLAG_CUSTOM_CIPHER = 0x100000
EVP_CIPH_FLAG_AEAD_CIPHER = 0x200000
EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK = 0x400000
EVP_CIPH_FLAG_PIPELINE = 0x800000
end
fun hmac = HMAC(evp : EVP_MD, key : Char*, key_len : Int,
d : Char*, n : SizeT, md : Char*, md_len : UInt*) : Char*
fun rand_bytes = RAND_bytes(buf : Char*, num : Int) : Int
fun err_get_error = ERR_get_error : ULong
fun err_error_string = ERR_error_string(e : ULong, buf : Char*) : Char*
{% if compare_versions(OPENSSL_VERSION, "3.0.0") >= 0 %}
ERR_SYSTEM_FLAG = Int32::MAX.to_u32 + 1
ERR_SYSTEM_MASK = Int32::MAX.to_u32
ERR_REASON_MASK = 0x7FFFFF
{% end %}
struct MD5Context
a : UInt
b : UInt
c : UInt
d : UInt
nl : UInt
nh : UInt
data : UInt[16]
num : UInt
end
fun md5_init = MD5_Init(c : MD5Context*) : Int
fun md5_update = MD5_Update(c : MD5Context*, data : Void*, len : LibC::SizeT) : Int
fun md5_final = MD5_Final(md : UInt8*, c : MD5Context*) : Int
fun md5_transform = MD5_Transform(c : MD5Context*, b : UInt8*)
fun md5 = MD5(data : UInt8*, length : LibC::SizeT, md : UInt8*) : UInt8*
fun pkcs5_pbkdf2_hmac_sha1 = PKCS5_PBKDF2_HMAC_SHA1(pass : LibC::Char*, passlen : LibC::Int, salt : UInt8*, saltlen : LibC::Int, iter : LibC::Int, keylen : LibC::Int, out : UInt8*) : LibC::Int
{% if compare_versions(OPENSSL_VERSION, "1.0.0") >= 0 %}
fun pkcs5_pbkdf2_hmac = PKCS5_PBKDF2_HMAC(pass : LibC::Char*, passlen : LibC::Int, salt : UInt8*, saltlen : LibC::Int, iter : LibC::Int, digest : EVP_MD, keylen : LibC::Int, out : UInt8*) : LibC::Int
{% end %}
NID_X9_62_prime256v1 = 415
alias EC_KEY = Void*
fun ec_key_new_by_curve_name = EC_KEY_new_by_curve_name(nid : Int) : EC_KEY
fun ec_key_free = EC_KEY_free(key : EC_KEY)
struct GENERAL_NAME
type : LibC::Int
value : ASN1_STRING
end
# GEN_URI = 6
GEN_DNS = 2
GEN_IPADD = 7
NID_undef = 0
NID_commonName = 13
NID_subject_alt_name = 85
{% if compare_versions(OPENSSL_VERSION, "1.1.0") >= 0 %}
fun sk_free = OPENSSL_sk_free(st : Void*)
fun sk_num = OPENSSL_sk_num(x0 : Void*) : Int
fun sk_pop_free = OPENSSL_sk_pop_free(st : Void*, callback : (Void*) ->)
fun sk_value = OPENSSL_sk_value(x0 : Void*, x1 : Int) : Void*
{% else %}
fun sk_free(st : Void*)
fun sk_num(x0 : Void*) : Int
fun sk_pop_free(st : Void*, callback : (Void*) ->)
fun sk_value(x0 : Void*, x1 : Int) : Void*
{% end %}
fun d2i_X509(a : X509*, ppin : UInt8**, length : Long) : X509
fun x509_dup = X509_dup(a : X509) : X509
fun x509_free = X509_free(a : X509)
fun x509_get_subject_name = X509_get_subject_name(a : X509) : X509_NAME
fun x509_new = X509_new : X509
fun x509_set_subject_name = X509_set_subject_name(x : X509, name : X509_NAME) : Int
fun x509_store_ctx_get_current_cert = X509_STORE_CTX_get_current_cert(x : X509_STORE_CTX) : X509
fun x509_verify_cert = X509_verify_cert(x : X509_STORE_CTX) : Int
fun x509_add_ext = X509_add_ext(x : X509, ex : X509_EXTENSION, loc : Int) : X509_EXTENSION
fun x509_get_ext = X509_get_ext(x : X509, idx : Int) : X509_EXTENSION
fun x509_get_ext_count = X509_get_ext_count(x : X509) : Int
fun x509_get_ext_d2i = X509_get_ext_d2i(x : X509, nid : Int, crit : Int*, idx : Int*) : Void*
{% if compare_versions(OPENSSL_VERSION, "1.0.2") >= 0 || LIBRESSL_VERSION != "0.0.0" %}
fun x509_get_signature_nid = X509_get_signature_nid(x509 : X509) : Int32
{% end %}
MBSTRING_UTF8 = 0x1000
fun x509_name_add_entry_by_txt = X509_NAME_add_entry_by_txt(name : X509_NAME, field : Char*, type : Int, bytes : Char*, len : Int, loc : Int, set : Int) : X509_NAME
fun x509_name_dup = X509_NAME_dup(a : X509_NAME) : X509_NAME
fun x509_name_entry_count = X509_NAME_entry_count(name : X509_NAME) : Int
fun x509_name_free = X509_NAME_free(a : X509_NAME)
fun x509_name_get_entry = X509_NAME_get_entry(name : X509_NAME, loc : Int) : X509_NAME_ENTRY
fun x509_name_get_index_by_nid = X509_NAME_get_index_by_NID(name : X509_NAME, nid : Int, lastpos : Int) : Int
fun x509_name_new = X509_NAME_new : X509_NAME
fun x509_name_entry_get_data = X509_NAME_ENTRY_get_data(ne : X509_NAME_ENTRY) : ASN1_STRING
fun x509_name_entry_get_object = X509_NAME_ENTRY_get_object(ne : X509_NAME_ENTRY) : ASN1_OBJECT
fun x509_extension_dup = X509_EXTENSION_dup(a : X509_EXTENSION) : X509_EXTENSION
fun x509_extension_free = X509_EXTENSION_free(a : X509_EXTENSION)
fun x509_extension_get_object = X509_EXTENSION_get_object(a : X509_EXTENSION) : ASN1_OBJECT
fun x509_extension_get_data = X509_EXTENSION_get_data(a : X509_EXTENSION) : ASN1_STRING
fun x509_extension_create_by_nid = X509_EXTENSION_create_by_NID(ex : X509_EXTENSION, nid : Int, crit : Int, data : ASN1_STRING) : X509_EXTENSION
fun x509v3_ext_nconf_nid = X509V3_EXT_nconf_nid(conf : Void*, ctx : Void*, ext_nid : Int, value : Char*) : X509_EXTENSION
fun x509v3_ext_print = X509V3_EXT_print(out : Bio*, ext : X509_EXTENSION, flag : Int, indent : Int) : Int
fun x509_store_add_cert = X509_STORE_add_cert(ctx : X509_STORE, x : X509) : Int
{% unless compare_versions(OPENSSL_VERSION, "1.1.0") >= 0 %}
fun err_load_crypto_strings = ERR_load_crypto_strings
fun openssl_add_all_algorithms = OPENSSL_add_all_algorithms_noconf
{% end %}
{% if compare_versions(OPENSSL_VERSION, "1.0.2") >= 0 %}
type X509VerifyParam = Void*
@[Flags]
enum X509VerifyFlags : ULong
CB_ISSUER_CHECK = 0x1
USE_CHECK_TIME = 0x2
CRL_CHECK = 0x4
CRL_CHECK_ALL = 0x8
IGNORE_CRITICAL = 0x10
X509_STRICT = 0x20
ALLOW_PROXY_CERTS = 0x40
POLICY_CHECK = 0x80
EXPLICIT_POLICY = 0x100
INHIBIT_ANY = 0x200
INHIBIT_MAP = 0x400
NOTIFY_POLICY = 0x800
EXTENDED_CRL_SUPPORT = 0x1000
USE_DELTAS = 0x2000
CHECK_SS_SIGNATURE = 0x4000
TRUSTED_FIRST = 0x8000
SUITEB_128_LOS_ONLY = 0x10000
SUITEB_192_LOS = 0x20000
SUITEB_128_LOS = 0x30000
PARTIAL_CHAIN = 0x80000
NO_ALT_CHAINS = 0x100000
end
fun x509_verify_param_lookup = X509_VERIFY_PARAM_lookup(name : UInt8*) : X509VerifyParam
fun x509_verify_param_set1_host = X509_VERIFY_PARAM_set1_host(param : X509VerifyParam, name : UInt8*, len : SizeT) : Int
fun x509_verify_param_set1_ip_asc = X509_VERIFY_PARAM_set1_ip_asc(param : X509VerifyParam, ip : UInt8*) : Int
fun x509_verify_param_set_flags = X509_VERIFY_PARAM_set_flags(param : X509VerifyParam, flags : X509VerifyFlags) : Int
{% end %}
end