Remove some commented out code in libcrypto

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2774)

crypto/asn1/d2i_pu.c

@@ -66,7 +66,6 @@ EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
     default:
         ASN1err(ASN1_F_D2I_PUBLICKEY, ASN1_R_UNKNOWN_PUBLIC_KEY_TYPE);
         goto err;
-        /* break; */
     }
     if (a != NULL)
         (*a) = ret;

crypto/bio/bss_acpt.c

@@ -521,12 +521,6 @@ static long acpt_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = (long)data->bind_mode;
         break;
     case BIO_CTRL_DUP:
-/*-     dbio=(BIO *)ptr;
-        if (data->param_port) EAY EAY
-                BIO_set_port(dbio,data->param_port);
-        if (data->param_hostname)
-                BIO_set_hostname(dbio,data->param_hostname);
-        BIO_set_nbio(dbio,data->nbio); */
         break;
 
     default:

crypto/bio/bss_dgram.c

@@ -1911,7 +1911,6 @@ int BIO_dgram_non_fatal_error(int err)
 # endif
 
         return (1);
-        /* break; */
     default:
         break;
     }

crypto/bio/bss_fd.c

@@ -268,7 +268,6 @@ int BIO_fd_non_fatal_error(int err)
     case EALREADY:
 # endif
         return (1);
-        /* break; */
     default:
         break;
     }

crypto/bio/bss_sock.c

@@ -225,7 +225,6 @@ int BIO_sock_non_fatal_error(int err)
     case EALREADY:
 # endif
         return (1);
-        /* break; */
     default:
         break;
     }

crypto/bn/bn_exp.c

@@ -133,13 +133,6 @@ int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,
 #define RECP_MUL_MOD
 
 #ifdef MONT_MUL_MOD
-    /*
-     * I have finally been able to take out this pre-condition of the top bit
-     * being set.  It was caused by an error in BN_div with negatives.  There
-     * was also another problem when for a^b%m a >= m.  eay 07-May-97
-     */
-    /* if ((m->d[m->top-1]&BN_TBIT) && BN_is_odd(m)) */
-
     if (BN_is_odd(m)) {
 # ifdef MONT_EXP_WORD
         if (a->top == 1 && !a->neg

crypto/bn/bn_mul.c

@@ -339,7 +339,6 @@ void bn_mul_part_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n,
         bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb); /* - */
         break;
     case -3:
-        /* break; */
     case -2:
         bn_sub_part_words(t, &(a[n]), a, tna, tna - n); /* - */
         bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n); /* + */
@@ -348,14 +347,12 @@ void bn_mul_part_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n,
     case -1:
     case 0:
     case 1:
-        /* break; */
     case 2:
         bn_sub_part_words(t, a, &(a[n]), tna, n - tna); /* + */
         bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb); /* - */
         neg = 1;
         break;
     case 3:
-        /* break; */
     case 4:
         bn_sub_part_words(t, a, &(a[n]), tna, n - tna);
         bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n);

crypto/des/set_key.c

@@ -379,11 +379,3 @@ int DES_key_sched(const_DES_cblock *key, DES_key_schedule *schedule)
 {
     return (DES_set_key(key, schedule));
 }
-
-/*-
-#undef des_fixup_key_parity
-void des_fixup_key_parity(des_cblock *key)
-        {
-        des_set_odd_parity(key);
-        }
-*/

crypto/dso/dso_win32.c

@@ -209,9 +209,6 @@ static struct file_st *win32_splitter(DSO *dso, const char *filename,
 
     if (!filename) {
         DSOerr(DSO_F_WIN32_SPLITTER, DSO_R_NO_FILENAME);
-        /*
-         * goto err;
-         */
         return (NULL);
     }
 
@@ -237,9 +234,6 @@ static struct file_st *win32_splitter(DSO *dso, const char *filename,
         case ':':
             if (position != IN_DEVICE) {
                 DSOerr(DSO_F_WIN32_SPLITTER, DSO_R_INCORRECT_FILE_SYNTAX);
-                /*
-                 * goto err;
-                 */
                 OPENSSL_free(result);
                 return (NULL);
             }

crypto/evp/bio_b64.c

@@ -17,9 +17,6 @@
 static int b64_write(BIO *h, const char *buf, int num);
 static int b64_read(BIO *h, char *buf, int size);
 static int b64_puts(BIO *h, const char *str);
-/*
- * static int b64_gets(BIO *h, char *str, int size);
- */
 static long b64_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int b64_new(BIO *h);
 static int b64_free(BIO *data);

crypto/evp/bio_enc.c

@@ -16,12 +16,6 @@
 
 static int enc_write(BIO *h, const char *buf, int num);
 static int enc_read(BIO *h, char *buf, int size);
-/*
- * static int enc_puts(BIO *h, const char *str);
- */
-/*
- * static int enc_gets(BIO *h, char *str, int size);
- */
 static long enc_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int enc_new(BIO *h);
 static int enc_free(BIO *data);
@@ -405,26 +399,6 @@ static long enc_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
     return (ret);
 }
 
-/*-
-void BIO_set_cipher_ctx(b,c)
-BIO *b;
-EVP_CIPHER_ctx *c;
-        {
-        if (b == NULL) return;
-
-        if ((b->callback != NULL) &&
-                (b->callback(b,BIO_CB_CTRL,(char *)c,BIO_CTRL_SET,e,0L) <= 0))
-                return;
-
-        b->init=1;
-        ctx=(BIO_ENC_CTX *)b->ptr;
-        memcpy(ctx->cipher,c,sizeof(EVP_CIPHER_CTX));
-
-        if (b->callback != NULL)
-                b->callback(b,BIO_CB_CTRL,(char *)c,BIO_CTRL_SET,e,1L);
-        }
-*/
-
 int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
                    const unsigned char *i, int e)
 {

crypto/evp/bio_md.c

@@ -22,9 +22,6 @@
 
 static int md_write(BIO *h, char const *buf, int num);
 static int md_read(BIO *h, char *buf, int size);
-/*
- * static int md_puts(BIO *h, const char *str);
- */
 static int md_gets(BIO *h, char *str, int size);
 static long md_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int md_new(BIO *h);

crypto/evp/p_seal.c

@@ -48,18 +48,6 @@ int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
     return (npubk);
 }
 
-/*- MACRO
-void EVP_SealUpdate(ctx,out,outl,in,inl)
-EVP_CIPHER_CTX *ctx;
-unsigned char *out;
-int *outl;
-unsigned char *in;
-int inl;
-        {
-        EVP_EncryptUpdate(ctx,out,outl,in,inl);
-        }
-*/
-
 int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl)
 {
     int i;

crypto/lhash/lhash.c

@@ -309,11 +309,6 @@ unsigned long OPENSSL_LH_strhash(const char *c)
 
     if ((c == NULL) || (*c == '\0'))
         return (ret);
-/*-
-    unsigned char b[16];
-    MD5(c,strlen(c),b);
-    return(b[0]|(b[1]<<8)|(b[2]<<16)|(b[3]<<24));
-*/
 
     n = 0x100;
     while (*c) {

crypto/objects/obj_dat.c

@@ -676,7 +676,6 @@ int OBJ_create_objects(BIO *in)
             return (num);
         num++;
     }
-    /* return(num); */
 }
 
 int OBJ_create(const char *oid, const char *sn, const char *ln)

crypto/x509v3/v3_pku.c

@@ -17,10 +17,7 @@
 static int i2r_PKEY_USAGE_PERIOD(X509V3_EXT_METHOD *method,
                                  PKEY_USAGE_PERIOD *usage, BIO *out,
                                  int indent);
-/*
- * static PKEY_USAGE_PERIOD *v2i_PKEY_USAGE_PERIOD(X509V3_EXT_METHOD *method,
- * X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values);
- */
+
 const X509V3_EXT_METHOD v3_pkey_usage_period = {
     NID_private_key_usage_period, 0, ASN1_ITEM_ref(PKEY_USAGE_PERIOD),
     0, 0, 0, 0,
@@ -53,13 +50,3 @@ static int i2r_PKEY_USAGE_PERIOD(X509V3_EXT_METHOD *method,
     }
     return 1;
 }
-
-/*-
-static PKEY_USAGE_PERIOD *v2i_PKEY_USAGE_PERIOD(method, ctx, values)
-X509V3_EXT_METHOD *method;
-X509V3_CTX *ctx;
-STACK_OF(CONF_VALUE) *values;
-{
-return NULL;
-}
-*/