diff options
Diffstat (limited to 'ext/openssl/ossl.c')
| -rw-r--r-- | ext/openssl/ossl.c | 195 |
1 files changed, 154 insertions, 41 deletions
diff --git a/ext/openssl/ossl.c b/ext/openssl/ossl.c index c22966df5a..6ec5e91c66 100644 --- a/ext/openssl/ossl.c +++ b/ext/openssl/ossl.c @@ -92,22 +92,40 @@ OSSL_IMPL_SK2ARY(x509crl, X509_CRL) OSSL_IMPL_SK2ARY(x509name, X509_NAME) static VALUE -ossl_str_new(int size) +ossl_str_new_i(VALUE size) { - return rb_str_new(0, size); + return rb_str_new(NULL, (long)size); +} + +VALUE +ossl_str_new(const char *ptr, long len, int *pstate) +{ + VALUE str; + int state; + + str = rb_protect(ossl_str_new_i, len, &state); + if (pstate) + *pstate = state; + if (state) { + if (!pstate) + rb_set_errinfo(Qnil); + return Qnil; + } + if (ptr) + memcpy(RSTRING_PTR(str), ptr, len); + return str; } VALUE ossl_buf2str(char *buf, int len) { VALUE str; - int status = 0; + int state; - str = rb_protect((VALUE (*)(VALUE))ossl_str_new, len, &status); - if(!NIL_P(str)) memcpy(RSTRING_PTR(str), buf, len); + str = ossl_str_new(buf, len, &state); OPENSSL_free(buf); - if(status) rb_jump_tag(status); - + if (state) + rb_jump_tag(state); return str; } @@ -220,7 +238,7 @@ VALUE eOSSLError; /* * Convert to DER string */ -ID ossl_s_to_der; +static ID ossl_s_to_der; VALUE ossl_to_der(VALUE obj) @@ -248,18 +266,15 @@ static VALUE ossl_make_error(VALUE exc, const char *fmt, va_list args) { VALUE str = Qnil; - const char *msg; - long e; + unsigned long e; - e = ERR_peek_last_error(); if (fmt) { str = rb_vsprintf(fmt, args); } + e = ERR_peek_last_error(); if (e) { - if (dOSSL == Qtrue) /* FULL INFO */ - msg = ERR_error_string(e, NULL); - else - msg = ERR_reason_error_string(e); + const char *msg = ERR_reason_error_string(e); + if (NIL_P(str)) { if (msg) str = rb_str_new_cstr(msg); } @@ -267,8 +282,8 @@ ossl_make_error(VALUE exc, const char *fmt, va_list args) if (RSTRING_LEN(str)) rb_str_cat2(str, ": "); rb_str_cat2(str, msg ? msg : "(null)"); } + ossl_clear_error(); } - ossl_clear_error(); if (NIL_P(str)) str = rb_str_new(0, 0); return rb_exc_new3(exc, str); @@ -319,7 +334,8 @@ ossl_clear_error(void) * * See any remaining errors held in queue. * - * Any errors you see here are probably due to a bug in ruby's OpenSSL implementation. + * Any errors you see here are probably due to a bug in Ruby's OpenSSL + * implementation. */ VALUE ossl_get_errors(void) @@ -382,6 +398,23 @@ ossl_debug_set(VALUE self, VALUE val) } /* + * call-seq + * OpenSSL.fips_mode -> true | false + */ +static VALUE +ossl_fips_mode_get(VALUE self) +{ + +#ifdef OPENSSL_FIPS + VALUE enabled; + enabled = FIPS_mode() ? Qtrue : Qfalse; + return enabled; +#else + return Qfalse; +#endif +} + +/* * call-seq: * OpenSSL.fips_mode = boolean -> boolean * @@ -414,6 +447,72 @@ ossl_fips_mode_set(VALUE self, VALUE enabled) #endif } +#if defined(OSSL_DEBUG) +#if !defined(LIBRESSL_VERSION_NUMBER) && \ + (OPENSSL_VERSION_NUMBER >= 0x10100000 && !defined(OPENSSL_NO_CRYPTO_MDEBUG) || \ + defined(CRYPTO_malloc_debug_init)) +/* + * call-seq: + * OpenSSL.mem_check_start -> nil + * + * Calls CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON). Starts tracking memory + * allocations. See also OpenSSL.print_mem_leaks. + * + * This is available only when built with a capable OpenSSL and --enable-debug + * configure option. + */ +static VALUE +mem_check_start(VALUE self) +{ + CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); + return Qnil; +} + +/* + * call-seq: + * OpenSSL.print_mem_leaks -> true | false + * + * For debugging the Ruby/OpenSSL library. Calls CRYPTO_mem_leaks_fp(stderr). + * Prints detected memory leaks to standard error. This cleans the global state + * up thus you cannot use any methods of the library after calling this. + * + * Returns +true+ if leaks detected, +false+ otherwise. + * + * This is available only when built with a capable OpenSSL and --enable-debug + * configure option. + * + * === Example + * OpenSSL.mem_check_start + * NOT_GCED = OpenSSL::PKey::RSA.new(256) + * + * END { + * GC.start + * OpenSSL.print_mem_leaks # will print the leakage + * } + */ +static VALUE +print_mem_leaks(VALUE self) +{ +#if OPENSSL_VERSION_NUMBER >= 0x10100000 + int ret; +#endif + + BN_CTX_free(ossl_bn_ctx); + ossl_bn_ctx = NULL; + +#if OPENSSL_VERSION_NUMBER >= 0x10100000 + ret = CRYPTO_mem_leaks_fp(stderr); + if (ret < 0) + ossl_raise(eOSSLError, "CRYPTO_mem_leaks_fp"); + return ret ? Qfalse : Qtrue; +#else + CRYPTO_mem_leaks_fp(stderr); + return Qnil; +#endif +} +#endif +#endif + #if !defined(HAVE_OPENSSL_110_THREADING_API) /** * Stores locks needed for OpenSSL thread safety @@ -461,19 +560,11 @@ ossl_dyn_destroy_callback(struct CRYPTO_dynlock_value *l, const char *file, int OPENSSL_free(l); } -#ifdef HAVE_CRYPTO_THREADID_PTR static void ossl_threadid_func(CRYPTO_THREADID *id) { /* register native thread id */ CRYPTO_THREADID_set_pointer(id, (void *)rb_nativethread_self()); } -#else -static unsigned long ossl_thread_id(void) -{ - /* before OpenSSL 1.0, this is 'unsigned long' */ - return (unsigned long)rb_nativethread_self(); -} -#endif static void Init_ossl_locks(void) { @@ -491,11 +582,7 @@ static void Init_ossl_locks(void) rb_nativethread_lock_initialize(&ossl_locks[i]); } -#ifdef HAVE_CRYPTO_THREADID_PTR CRYPTO_THREADID_set_callback(ossl_threadid_func); -#else - CRYPTO_set_id_callback(ossl_thread_id); -#endif CRYPTO_set_locking_callback(ossl_lock_callback); CRYPTO_set_dynlock_create_callback(ossl_dyn_create_callback); CRYPTO_set_dynlock_lock_callback(ossl_dyn_lock_callback); @@ -505,7 +592,7 @@ static void Init_ossl_locks(void) /* * OpenSSL provides SSL, TLS and general purpose cryptography. It wraps the - * OpenSSL[http://www.openssl.org/] library. + * OpenSSL[https://www.openssl.org/] library. * * = Examples * @@ -1057,7 +1144,7 @@ Init_openssl(void) rb_define_const(mOSSL, "OPENSSL_VERSION_NUMBER", INT2NUM(OPENSSL_VERSION_NUMBER)); /* - * Boolean indicating whether OpenSSL is FIPS-enabled or not + * Boolean indicating whether OpenSSL is FIPS-capable or not */ rb_define_const(mOSSL, "OPENSSL_FIPS", #ifdef OPENSSL_FIPS @@ -1067,6 +1154,7 @@ Init_openssl(void) #endif ); + rb_define_module_function(mOSSL, "fips_mode", ossl_fips_mode_get, 0); rb_define_module_function(mOSSL, "fips_mode=", ossl_fips_mode_set, 1); /* @@ -1106,7 +1194,6 @@ Init_openssl(void) Init_ossl_ns_spki(); Init_ossl_pkcs12(); Init_ossl_pkcs7(); - Init_ossl_pkcs5(); Init_ossl_pkey(); Init_ossl_rand(); Init_ossl_ssl(); @@ -1114,15 +1201,41 @@ Init_openssl(void) Init_ossl_ocsp(); Init_ossl_engine(); Init_ossl_asn1(); -} + Init_ossl_kdf(); #if defined(OSSL_DEBUG) -/* - * Check if all symbols are OK with 'make LDSHARED=gcc all' - */ -int -main(int argc, char *argv[]) -{ - return 0; + /* + * For debugging Ruby/OpenSSL. Enable only when built with --enable-debug + */ +#if !defined(LIBRESSL_VERSION_NUMBER) && \ + (OPENSSL_VERSION_NUMBER >= 0x10100000 && !defined(OPENSSL_NO_CRYPTO_MDEBUG) || \ + defined(CRYPTO_malloc_debug_init)) + rb_define_module_function(mOSSL, "mem_check_start", mem_check_start, 0); + rb_define_module_function(mOSSL, "print_mem_leaks", print_mem_leaks, 0); + +#if defined(CRYPTO_malloc_debug_init) /* <= 1.0.2 */ + CRYPTO_malloc_debug_init(); +#endif + +#if defined(V_CRYPTO_MDEBUG_ALL) /* <= 1.0.2 */ + CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL); +#endif + +#if OPENSSL_VERSION_NUMBER < 0x10100000 /* <= 1.0.2 */ + { + int i; + /* + * See crypto/ex_data.c; call def_get_class() immediately to avoid + * allocations. 15 is the maximum number that is used as the class index + * in OpenSSL 1.0.2. + */ + for (i = 0; i <= 15; i++) { + if (CRYPTO_get_ex_new_index(i, 0, (void *)"ossl-mdebug-dummy", 0, 0, 0) < 0) + rb_raise(rb_eRuntimeError, "CRYPTO_get_ex_new_index for " + "class index %d failed", i); + } + } +#endif +#endif +#endif } -#endif /* OSSL_DEBUG */ |