Various small fixes in C extension code

ext/openssl/ossl.c

@@ -355,7 +355,7 @@ ossl_clear_error(void)
  * Any errors you see here are probably due to a bug in Ruby's OpenSSL
  * implementation.
  */
-VALUE
+static VALUE
 ossl_get_errors(VALUE _)
 {
     VALUE ary;
@@ -1150,24 +1150,22 @@ Init_openssl(void)
     /*
      * Init components
      */
+    Init_ossl_asn1();
     Init_ossl_bn();
     Init_ossl_cipher();
     Init_ossl_config();
     Init_ossl_digest();
+    Init_ossl_engine();
     Init_ossl_hmac();
+    Init_ossl_kdf();
     Init_ossl_ns_spki();
+    Init_ossl_ocsp();
     Init_ossl_pkcs12();
     Init_ossl_pkcs7();
     Init_ossl_pkey();
+    Init_ossl_provider();
     Init_ossl_rand();
     Init_ossl_ssl();
-#ifndef OPENSSL_NO_TS
     Init_ossl_ts();
-#endif
     Init_ossl_x509();
-    Init_ossl_ocsp();
-    Init_ossl_engine();
-    Init_ossl_provider();
-    Init_ossl_asn1();
-    Init_ossl_kdf();
 }

ext/openssl/ossl.h

@@ -39,6 +39,7 @@
 #include <openssl/dsa.h>
 #include <openssl/evp.h>
 #include <openssl/dh.h>
+#include "openssl_missing.h"
 
 #ifndef LIBRESSL_VERSION_NUMBER
 # define OSSL_IS_LIBRESSL 0
@@ -172,28 +173,25 @@ extern VALUE dOSSL;
 /*
  * Include all parts
  */
-#include "openssl_missing.h"
 #include "ossl_asn1.h"
 #include "ossl_bio.h"
 #include "ossl_bn.h"
 #include "ossl_cipher.h"
 #include "ossl_config.h"
 #include "ossl_digest.h"
+#include "ossl_engine.h"
 #include "ossl_hmac.h"
+#include "ossl_kdf.h"
 #include "ossl_ns_spki.h"
 #include "ossl_ocsp.h"
 #include "ossl_pkcs12.h"
 #include "ossl_pkcs7.h"
 #include "ossl_pkey.h"
+#include "ossl_provider.h"
 #include "ossl_rand.h"
 #include "ossl_ssl.h"
-#ifndef OPENSSL_NO_TS
-  #include "ossl_ts.h"
-#endif
+#include "ossl_ts.h"
 #include "ossl_x509.h"
-#include "ossl_engine.h"
-#include "ossl_provider.h"
-#include "ossl_kdf.h"
 
 void Init_openssl(void);
 

ext/openssl/ossl_asn1.c

@@ -163,23 +163,23 @@ VALUE mASN1;
 VALUE eASN1Error;
 
 VALUE cASN1Data;
-VALUE cASN1Primitive;
-VALUE cASN1Constructive;
-
-VALUE cASN1EndOfContent;
-VALUE cASN1Boolean;                           /* BOOLEAN           */
-VALUE cASN1Integer, cASN1Enumerated;          /* INTEGER           */
-VALUE cASN1BitString;                         /* BIT STRING        */
-VALUE cASN1OctetString, cASN1UTF8String;      /* STRINGs           */
-VALUE cASN1NumericString, cASN1PrintableString;
-VALUE cASN1T61String, cASN1VideotexString;
-VALUE cASN1IA5String, cASN1GraphicString;
-VALUE cASN1ISO64String, cASN1GeneralString;
-VALUE cASN1UniversalString, cASN1BMPString;
-VALUE cASN1Null;                              /* NULL              */
-VALUE cASN1ObjectId;                          /* OBJECT IDENTIFIER */
-VALUE cASN1UTCTime, cASN1GeneralizedTime;     /* TIME              */
-VALUE cASN1Sequence, cASN1Set;                /* CONSTRUCTIVE      */
+static VALUE cASN1Primitive;
+static VALUE cASN1Constructive;
+
+static VALUE cASN1EndOfContent;
+static VALUE cASN1Boolean;                           /* BOOLEAN           */
+static VALUE cASN1Integer, cASN1Enumerated;          /* INTEGER           */
+static VALUE cASN1BitString;                         /* BIT STRING        */
+static VALUE cASN1OctetString, cASN1UTF8String;      /* STRINGs           */
+static VALUE cASN1NumericString, cASN1PrintableString;
+static VALUE cASN1T61String, cASN1VideotexString;
+static VALUE cASN1IA5String, cASN1GraphicString;
+static VALUE cASN1ISO64String, cASN1GeneralString;
+static VALUE cASN1UniversalString, cASN1BMPString;
+static VALUE cASN1Null;                              /* NULL              */
+static VALUE cASN1ObjectId;                          /* OBJECT IDENTIFIER */
+static VALUE cASN1UTCTime, cASN1GeneralizedTime;     /* TIME              */
+static VALUE cASN1Sequence, cASN1Set;                /* CONSTRUCTIVE      */
 
 static VALUE sym_IMPLICIT, sym_EXPLICIT;
 static VALUE sym_UNIVERSAL, sym_APPLICATION, sym_CONTEXT_SPECIFIC, sym_PRIVATE;

ext/openssl/ossl_asn1.h

@@ -38,24 +38,6 @@ extern VALUE mASN1;
 extern VALUE eASN1Error;
 
 extern VALUE cASN1Data;
-extern VALUE cASN1Primitive;
-extern VALUE cASN1Constructive;
-
-extern VALUE cASN1Boolean;                           /* BOOLEAN           */
-extern VALUE cASN1Integer, cASN1Enumerated;          /* INTEGER           */
-extern VALUE cASN1BitString;                         /* BIT STRING        */
-extern VALUE cASN1OctetString, cASN1UTF8String;      /* STRINGs           */
-extern VALUE cASN1NumericString, cASN1PrintableString;
-extern VALUE cASN1T61String, cASN1VideotexString;
-extern VALUE cASN1IA5String, cASN1GraphicString;
-extern VALUE cASN1ISO64String, cASN1GeneralString;
-extern VALUE cASN1UniversalString, cASN1BMPString;
-extern VALUE cASN1Null;                              /* NULL              */
-extern VALUE cASN1ObjectId;                          /* OBJECT IDENTIFIER */
-extern VALUE cASN1UTCTime, cASN1GeneralizedTime;     /* TIME              */
-extern VALUE cASN1Sequence, cASN1Set;                /* CONSTRUCTIVE      */
-
-extern VALUE cASN1EndOfContent;                      /* END OF CONTENT      */
 
 void Init_ossl_asn1(void);
 

ext/openssl/ossl_bn.c

@@ -53,7 +53,7 @@ VALUE cBN;
  *
  * Generic Error for all of OpenSSL::BN (big num)
  */
-VALUE eBNError;
+static VALUE eBNError;
 
 /*
  * Public
@@ -156,19 +156,19 @@ ossl_bn_value_ptr(volatile VALUE *ptr)
  */
 
 #ifdef HAVE_RB_EXT_RACTOR_SAFE
-void
+static void
 ossl_bn_ctx_free(void *ptr)
 {
     BN_CTX *ctx = (BN_CTX *)ptr;
     BN_CTX_free(ctx);
 }
 
-struct rb_ractor_local_storage_type ossl_bn_ctx_key_type = {
+static struct rb_ractor_local_storage_type ossl_bn_ctx_key_type = {
     NULL, // mark
     ossl_bn_ctx_free,
 };
 
-rb_ractor_local_key_t ossl_bn_ctx_key;
+static rb_ractor_local_key_t ossl_bn_ctx_key;
 
 BN_CTX *
 ossl_bn_ctx_get(void)

ext/openssl/ossl_bn.h

@@ -11,7 +11,6 @@
 #define _OSSL_BN_H_
 
 extern VALUE cBN;
-extern VALUE eBNError;
 
 BN_CTX *ossl_bn_ctx_get(void);
 #define ossl_bn_ctx ossl_bn_ctx_get()

ext/openssl/ossl_cipher.c

@@ -30,8 +30,8 @@
 /*
  * Classes
  */
-VALUE cCipher;
-VALUE eCipherError;
+static VALUE cCipher;
+static VALUE eCipherError;
 static ID id_auth_tag_len, id_key_set;
 
 static VALUE ossl_cipher_alloc(VALUE klass);

ext/openssl/ossl_cipher.h

@@ -10,9 +10,6 @@
 #if !defined(_OSSL_CIPHER_H_)
 #define _OSSL_CIPHER_H_
 
-extern VALUE cCipher;
-extern VALUE eCipherError;
-
 const EVP_CIPHER *ossl_evp_get_cipherbyname(VALUE);
 VALUE ossl_cipher_new(const EVP_CIPHER *);
 void Init_ossl_cipher(void);

ext/openssl/ossl_digest.c

@@ -19,8 +19,8 @@
 /*
  * Classes
  */
-VALUE cDigest;
-VALUE eDigestError;
+static VALUE cDigest;
+static VALUE eDigestError;
 
 static VALUE ossl_digest_alloc(VALUE klass);
 
@@ -96,7 +96,7 @@ ossl_digest_alloc(VALUE klass)
     return TypedData_Wrap_Struct(klass, &ossl_digest_type, 0);
 }
 
-VALUE ossl_digest_update(VALUE, VALUE);
+static VALUE ossl_digest_update(VALUE, VALUE);
 
 /*
  *  call-seq:
@@ -225,7 +225,7 @@ ossl_digest_reset(VALUE self)
  *   result = digest.digest
  *
  */
-VALUE
+static VALUE
 ossl_digest_update(VALUE self, VALUE data)
 {
     EVP_MD_CTX *ctx;

ext/openssl/ossl_digest.h

@@ -10,9 +10,6 @@
 #if !defined(_OSSL_DIGEST_H_)
 #define _OSSL_DIGEST_H_
 
-extern VALUE cDigest;
-extern VALUE eDigestError;
-
 const EVP_MD *ossl_evp_get_digestbyname(VALUE);
 VALUE ossl_digest_new(const EVP_MD *);
 void Init_ossl_digest(void);

ext/openssl/ossl_engine.c

@@ -37,12 +37,12 @@
  *
  * See also, https://www.openssl.org/docs/crypto/engine.html
  */
-VALUE cEngine;
+static VALUE cEngine;
 /* Document-class: OpenSSL::Engine::EngineError
  *
  * This is the generic exception for OpenSSL::Engine related errors
  */
-VALUE eEngineError;
+static VALUE eEngineError;
 
 /*
  * Private

ext/openssl/ossl_engine.h

@@ -11,9 +11,6 @@
 #if !defined(OSSL_ENGINE_H)
 #define OSSL_ENGINE_H
 
-extern VALUE cEngine;
-extern VALUE eEngineError;
-
 void Init_ossl_engine(void);
 
 #endif /* OSSL_ENGINE_H */

ext/openssl/ossl_hmac.c

@@ -21,8 +21,8 @@
 /*
  * Classes
  */
-VALUE cHMAC;
-VALUE eHMACError;
+static VALUE cHMAC;
+static VALUE eHMACError;
 
 /*
  * Public

ext/openssl/ossl_hmac.h

@@ -10,9 +10,6 @@
 #if !defined(_OSSL_HMAC_H_)
 #define _OSSL_HMAC_H_
 
-extern VALUE cHMAC;
-extern VALUE eHMACError;
-
 void Init_ossl_hmac(void);
 
 #endif /* _OSSL_HMAC_H_ */

ext/openssl/ossl_ns_spki.c

@@ -27,9 +27,9 @@
 /*
  * Classes
  */
-VALUE mNetscape;
-VALUE cSPKI;
-VALUE eSPKIError;
+static VALUE mNetscape;
+static VALUE cSPKI;
+static VALUE eSPKIError;
 
 /*
  * Public functions
@@ -115,11 +115,11 @@ ossl_spki_to_der(VALUE self)
 
     GetSPKI(self, spki);
     if ((len = i2d_NETSCAPE_SPKI(spki, NULL)) <= 0)
-        ossl_raise(eX509CertError, NULL);
+        ossl_raise(eSPKIError, "i2d_NETSCAPE_SPKI");
     str = rb_str_new(0, len);
     p = (unsigned char *)RSTRING_PTR(str);
     if (i2d_NETSCAPE_SPKI(spki, &p) <= 0)
-        ossl_raise(eX509CertError, NULL);
+        ossl_raise(eSPKIError, "i2d_NETSCAPE_SPKI");
     ossl_str_adjust(str, p);
 
     return str;

ext/openssl/ossl_ns_spki.h

@@ -10,10 +10,6 @@
 #if !defined(_OSSL_NS_SPKI_H_)
 #define _OSSL_NS_SPKI_H_
 
-extern VALUE mNetscape;
-extern VALUE cSPKI;
-extern VALUE eSPKIError;
-
 void Init_ossl_ns_spki(void);
 
 #endif /* _OSSL_NS_SPKI_H_ */

ext/openssl/ossl_ocsp.c

@@ -67,13 +67,13 @@
     if(!(cid)) ossl_raise(rb_eRuntimeError, "Cert ID wasn't initialized!"); \
 } while (0)
 
-VALUE mOCSP;
-VALUE eOCSPError;
-VALUE cOCSPReq;
-VALUE cOCSPRes;
-VALUE cOCSPBasicRes;
-VALUE cOCSPSingleRes;
-VALUE cOCSPCertId;
+static VALUE mOCSP;
+static VALUE eOCSPError;
+static VALUE cOCSPReq;
+static VALUE cOCSPRes;
+static VALUE cOCSPBasicRes;
+static VALUE cOCSPSingleRes;
+static VALUE cOCSPCertId;
 
 static void
 ossl_ocsp_request_free(void *ptr)

ext/openssl/ossl_ocsp.h

@@ -11,13 +11,6 @@
 #if !defined(_OSSL_OCSP_H_)
 #define _OSSL_OCSP_H_
 
-#if !defined(OPENSSL_NO_OCSP)
-extern VALUE mOCSP;
-extern VALUE cOCSPReq;
-extern VALUE cOCSPRes;
-extern VALUE cOCSPBasicRes;
-#endif
-
 void Init_ossl_ocsp(void);
 
 #endif /* _OSSL_OCSP_H_ */

ext/openssl/ossl_pkcs12.c

@@ -27,8 +27,8 @@
 /*
  * Classes
  */
-VALUE cPKCS12;
-VALUE ePKCS12Error;
+static VALUE cPKCS12;
+static VALUE ePKCS12Error;
 
 /*
  * Private

ext/openssl/ossl_pkcs12.h

@@ -5,9 +5,6 @@
 #if !defined(_OSSL_PKCS12_H_)
 #define _OSSL_PKCS12_H_
 
-extern VALUE cPKCS12;
-extern VALUE ePKCS12Error;
-
 void Init_ossl_pkcs12(void);
 
 #endif /* _OSSL_PKCS12_H_ */