From 5703b195f5dbf0a0df45bf0a7f39aa090666f877 Mon Sep 17 00:00:00 2001 From: Jack Lloyd Date: Tue, 25 Jul 2017 15:24:30 -0400 Subject: Split up ffi.cpp into several files It was getting pretty big and would get worse over time, eg whenver I get around to adding TLS support. --- src/lib/ffi/ffi_cert.cpp | 136 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 136 insertions(+) create mode 100644 src/lib/ffi/ffi_cert.cpp (limited to 'src/lib/ffi/ffi_cert.cpp') diff --git a/src/lib/ffi/ffi_cert.cpp b/src/lib/ffi/ffi_cert.cpp new file mode 100644 index 000000000..2ac9c69af --- /dev/null +++ b/src/lib/ffi/ffi_cert.cpp @@ -0,0 +1,136 @@ +/* +* (C) 2015,2017 Jack Lloyd +* +* Botan is released under the Simplified BSD License (see license.txt) +*/ + +#include +#include +#include +#include +#include + +extern "C" { + +using namespace Botan_FFI; + +BOTAN_FFI_DECLARE_STRUCT(botan_x509_cert_struct, Botan::X509_Certificate, 0x8F628937); + +int botan_x509_cert_load_file(botan_x509_cert_t* cert_obj, const char* cert_path) + { + return ffi_guard_thunk(BOTAN_CURRENT_FUNCTION, [=]() { + if(!cert_obj || !cert_path) + return BOTAN_FFI_ERROR_NULL_POINTER; + +#if defined(BOTAN_TARGET_OS_HAS_FILESYSTEM) + std::unique_ptr c(new Botan::X509_Certificate(cert_path)); + *cert_obj = new botan_x509_cert_struct(c.release()); + return BOTAN_FFI_SUCCESS; +#else + return BOTAN_FFI_ERROR_NOT_IMPLEMENTED; +#endif + }); + } + +int botan_x509_cert_load(botan_x509_cert_t* cert_obj, const uint8_t cert_bits[], size_t cert_bits_len) + { + return ffi_guard_thunk(BOTAN_CURRENT_FUNCTION, [=]() { + if(!cert_obj || !cert_bits) + return BOTAN_FFI_ERROR_NULL_POINTER; + + Botan::DataSource_Memory bits(cert_bits, cert_bits_len); + + std::unique_ptr c(new Botan::X509_Certificate(bits)); + *cert_obj = new botan_x509_cert_struct(c.release()); + return BOTAN_FFI_SUCCESS; + }); + } + +int botan_x509_cert_get_public_key(botan_x509_cert_t cert, botan_pubkey_t* key) + { + return ffi_guard_thunk(BOTAN_CURRENT_FUNCTION, [=]() { + if(key == nullptr) + return BOTAN_FFI_ERROR_NULL_POINTER; + + *key = nullptr; + +#if defined(BOTAN_HAS_RSA) + std::unique_ptr publicKey(safe_get(cert).subject_public_key()); + *key = new botan_pubkey_struct(publicKey.release()); + return BOTAN_FFI_SUCCESS; +#else + return BOTAN_FFI_ERROR_NOT_IMPLEMENTED; +#endif + }); + } + +int botan_x509_cert_get_issuer_dn(botan_x509_cert_t cert, + const char* key, size_t index, + uint8_t out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_str_output(out, out_len, c.issuer_info(key).at(index)); }); + } + +int botan_x509_cert_get_subject_dn(botan_x509_cert_t cert, + const char* key, size_t index, + uint8_t out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_str_output(out, out_len, c.subject_info(key).at(index)); }); + } + +int botan_x509_cert_to_string(botan_x509_cert_t cert, char out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_str_output(out, out_len, c.to_string()); }); + } + +int botan_x509_cert_allowed_usage(botan_x509_cert_t cert, unsigned int key_usage) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { + const Botan::Key_Constraints k = static_cast(key_usage); + if(c.allowed_usage(k)) + return BOTAN_FFI_SUCCESS; + return 1; + }); + } + +int botan_x509_cert_destroy(botan_x509_cert_t cert) + { + return BOTAN_FFI_CHECKED_DELETE(cert); + } + +int botan_x509_cert_get_time_starts(botan_x509_cert_t cert, char out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_str_output(out, out_len, c.start_time()); }); + } + +int botan_x509_cert_get_time_expires(botan_x509_cert_t cert, char out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_str_output(out, out_len, c.end_time()); }); + } + +int botan_x509_cert_get_serial_number(botan_x509_cert_t cert, uint8_t out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_vec_output(out, out_len, c.serial_number()); }); + } + +int botan_x509_cert_get_fingerprint(botan_x509_cert_t cert, const char* hash, uint8_t out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_str_output(out, out_len, c.fingerprint(hash)); }); + } + +int botan_x509_cert_get_authority_key_id(botan_x509_cert_t cert, uint8_t out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_vec_output(out, out_len, c.authority_key_id()); }); + } + +int botan_x509_cert_get_subject_key_id(botan_x509_cert_t cert, uint8_t out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_vec_output(out, out_len, c.subject_key_id()); }); + } + +int botan_x509_cert_get_public_key_bits(botan_x509_cert_t cert, uint8_t out[], size_t* out_len) + { + return BOTAN_FFI_DO(Botan::X509_Certificate, cert, c, { return write_vec_output(out, out_len, c.subject_public_key_bits()); }); + } + +} -- cgit v1.2.3