size_tification.

43 files changed, 345 insertions, 292 deletions

diff --git a/crypto/asn1/a_bitstr.c b/crypto/asn1/a_bitstr.c
index 3417996..63331b2 100644
--- a/crypto/asn1/a_bitstr.c
+++ b/crypto/asn1/a_bitstr.c
@@ -60,12 +60,13 @@
 #include "cryptlib.h"
 #include <openssl/asn1.h>
 
-int ASN1_BIT_STRING_set(ASN1_BIT_STRING *x, unsigned char *d, int len)
-{ return M_ASN1_BIT_STRING_set(x, d, len); }
+int ASN1_BIT_STRING_set(ASN1_BIT_STRING *x, unsigned char *d, size_t len)
+	{ return M_ASN1_BIT_STRING_set(x, d, len); }
 
 int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp)
 	{
-	int ret,j,bits,len;
+	int ret,j,bits;
+	size_t len;
 	unsigned char *p,*d;
 
 	if (a == NULL) return(0);
@@ -114,7 +115,7 @@ int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp)
 	}
 
 ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,
-	const unsigned char **pp, long len)
+				     const unsigned char **pp, size_t len)
 	{
 	ASN1_BIT_STRING *ret=NULL;
 	const unsigned char *p;
@@ -144,13 +145,13 @@ ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,
 
 	if (len-- > 1) /* using one because of the bits left byte */
 		{
-		s=(unsigned char *)OPENSSL_malloc((int)len);
+		s=OPENSSL_malloc(len);
 		if (s == NULL)
 			{
 			i=ERR_R_MALLOC_FAILURE;
 			goto err;
 			}
-		memcpy(s,p,(int)len);
+		memcpy(s,p,len);
 		s[len-1]&=(0xff<<i);
 		p+=len;
 		}
@@ -173,9 +174,10 @@ err:
 
 /* These next 2 functions from Goetz Babin-Ebell <babinebell@trustcenter.de>
  */
-int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value)
+int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, size_t n, int value)
 	{
-	int w,v,iv;
+	int v,iv;
+	size_t w;
 	unsigned char *c;
 
 	w=n/8;
@@ -192,11 +194,9 @@ int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value)
 		{
 		if (!value) return(1); /* Don't need to set */
 		if (a->data == NULL)
-			c=(unsigned char *)OPENSSL_malloc(w+1);
+			c=OPENSSL_malloc(w+1);
 		else
-			c=(unsigned char *)OPENSSL_realloc_clean(a->data,
-								 a->length,
-								 w+1);
+			c=OPENSSL_realloc_clean(a->data, a->length, w+1);
 		if (c == NULL)
 			{
 			ASN1err(ASN1_F_ASN1_BIT_STRING_SET_BIT,ERR_R_MALLOC_FAILURE);
@@ -212,7 +212,7 @@ int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value)
 	return(1);
 	}
 
-int ASN1_BIT_STRING_get_bit(ASN1_BIT_STRING *a, int n)
+int ASN1_BIT_STRING_get_bit(ASN1_BIT_STRING *a, size_t n)
 	{
 	int w,v;
 
@@ -230,7 +230,7 @@ int ASN1_BIT_STRING_get_bit(ASN1_BIT_STRING *a, int n)
  * 'len' is the length of 'flags'.
  */
 int ASN1_BIT_STRING_check(ASN1_BIT_STRING *a,
-			  unsigned char *flags, int flags_len)
+			  unsigned char *flags, size_t flags_len)
 	{
 	int i, ok;
 	/* Check if there is one bit set at all. */
diff --git a/crypto/asn1/a_bool.c b/crypto/asn1/a_bool.c
index 331acdf..bf5c079 100644
--- a/crypto/asn1/a_bool.c
+++ b/crypto/asn1/a_bool.c
@@ -75,11 +75,11 @@ int i2d_ASN1_BOOLEAN(int a, unsigned char **pp)
 	return(r);
 	}
 
-int d2i_ASN1_BOOLEAN(int *a, const unsigned char **pp, long length)
+int d2i_ASN1_BOOLEAN(int *a, const unsigned char **pp, size_t length)
 	{
 	int ret= -1;
 	const unsigned char *p;
-	long len;
+	size_t len;
 	int inf,tag,xclass;
 	int i=0;
 
diff --git a/crypto/asn1/a_bytes.c b/crypto/asn1/a_bytes.c
index 8d13f9c..1bf9247 100644
--- a/crypto/asn1/a_bytes.c
+++ b/crypto/asn1/a_bytes.c
@@ -64,12 +64,12 @@ static int asn1_collate_primitive(ASN1_STRING *a, ASN1_const_CTX *c);
 /* type is a 'bitmap' of acceptable string types.
  */
 ASN1_STRING *d2i_ASN1_type_bytes(ASN1_STRING **a, const unsigned char **pp,
-	     long length, int type)
+				 size_t length, int type)
 	{
 	ASN1_STRING *ret=NULL;
 	const unsigned char *p;
 	unsigned char *s;
-	long len;
+	size_t len;
 	int inf,tag,xclass;
 	int i=0;
 
@@ -155,12 +155,12 @@ int i2d_ASN1_bytes(ASN1_STRING *a, unsigned char **pp, int tag, int xclass)
 	}
 
 ASN1_STRING *d2i_ASN1_bytes(ASN1_STRING **a, const unsigned char **pp,
-	     long length, int Ptag, int Pclass)
+			    size_t length, int Ptag, int Pclass)
 	{
 	ASN1_STRING *ret=NULL;
 	const unsigned char *p;
 	unsigned char *s;
-	long len;
+	size_t len;
 	int inf,tag,xclass;
 	int i=0;
 
diff --git a/crypto/asn1/a_int.c b/crypto/asn1/a_int.c
index c6fd204..7691193 100644
--- a/crypto/asn1/a_int.c
+++ b/crypto/asn1/a_int.c
@@ -176,7 +176,7 @@ int i2c_ASN1_INTEGER(ASN1_INTEGER *a, unsigned char **pp)
 /* Convert just ASN1 INTEGER content octets to ASN1_INTEGER structure */
 
 ASN1_INTEGER *c2i_ASN1_INTEGER(ASN1_INTEGER **a, const unsigned char **pp,
-	     long len)
+			       size_t len)
 	{
 	ASN1_INTEGER *ret=NULL;
 	const unsigned char *p, *pend;
@@ -196,7 +196,7 @@ ASN1_INTEGER *c2i_ASN1_INTEGER(ASN1_INTEGER **a, const unsigned char **pp,
 
 	/* We must OPENSSL_malloc stuff, even for 0 bytes otherwise it
 	 * signifies a missing NULL parameter. */
-	s=(unsigned char *)OPENSSL_malloc((int)len+1);
+	s=OPENSSL_malloc(len+1);
 	if (s == NULL)
 		{
 		i=ERR_R_MALLOC_FAILURE;
@@ -246,7 +246,7 @@ ASN1_INTEGER *c2i_ASN1_INTEGER(ASN1_INTEGER **a, const unsigned char **pp,
 			p++;
 			len--;
 			}
-		memcpy(s,p,(int)len);
+		memcpy(s,p,len);
 	}
 
 	if (ret->data != NULL) OPENSSL_free(ret->data);
@@ -269,12 +269,12 @@ err:
  */
 
 ASN1_INTEGER *d2i_ASN1_UINTEGER(ASN1_INTEGER **a, const unsigned char **pp,
-	     long length)
+				size_t length)
 	{
 	ASN1_INTEGER *ret=NULL;
 	const unsigned char *p;
 	unsigned char *to,*s;
-	long len;
+	size_t len;
 	int inf,tag,xclass;
 	int i;
 
@@ -302,7 +302,7 @@ ASN1_INTEGER *d2i_ASN1_UINTEGER(ASN1_INTEGER **a, const unsigned char **pp,
 
 	/* We must OPENSSL_malloc stuff, even for 0 bytes otherwise it
 	 * signifies a missing NULL parameter. */
-	s=(unsigned char *)OPENSSL_malloc((int)len+1);
+	s=OPENSSL_malloc(len+1);
 	if (s == NULL)
 		{
 		i=ERR_R_MALLOC_FAILURE;
@@ -316,7 +316,7 @@ ASN1_INTEGER *d2i_ASN1_UINTEGER(ASN1_INTEGER **a, const unsigned char **pp,
 			p++;
 			len--;
 			}
-		memcpy(s,p,(int)len);
+		memcpy(s,p,len);
 		p+=len;
 	}
 
@@ -405,7 +405,7 @@ long ASN1_INTEGER_get(const ASN1_INTEGER *a)
 ASN1_INTEGER *BN_to_ASN1_INTEGER(const BIGNUM *bn, ASN1_INTEGER *ai)
 	{
 	ASN1_INTEGER *ret;
-	int len,j;
+	size_t len,j;
 
 	if (ai == NULL)
 		ret=M_ASN1_INTEGER_new();
@@ -423,7 +423,7 @@ ASN1_INTEGER *BN_to_ASN1_INTEGER(const BIGNUM *bn, ASN1_INTEGER *ai)
 	len=((j == 0)?0:((j/8)+1));
 	if (ret->length < len+4)
 		{
-		unsigned char *new_data=OPENSSL_realloc(ret->data, len+4);
+		unsigned char *new_data=OPENSSL_realloc(ret->data, len+4U);
 		if (!new_data)
 			{
 			ASN1err(ASN1_F_BN_TO_ASN1_INTEGER,ERR_R_MALLOC_FAILURE);
diff --git a/crypto/asn1/a_mbstr.c b/crypto/asn1/a_mbstr.c
index 2d4800a..cc4b774 100644
--- a/crypto/asn1/a_mbstr.c
+++ b/crypto/asn1/a_mbstr.c
@@ -80,15 +80,15 @@ static int is_printable(unsigned long value);
  * The 'ncopy' form checks minimum and maximum size limits too.
  */
 
-int ASN1_mbstring_copy(ASN1_STRING **out, const unsigned char *in, int len,
-					int inform, unsigned long mask)
+int ASN1_mbstring_copy(ASN1_STRING **out, const unsigned char *in, size_t len,
+		       int inform, unsigned long mask)
 {
 	return ASN1_mbstring_ncopy(out, in, len, inform, mask, 0, 0);
 }
 
-int ASN1_mbstring_ncopy(ASN1_STRING **out, const unsigned char *in, int len,
-					int inform, unsigned long mask, 
-					long minsize, long maxsize)
+int ASN1_mbstring_ncopy(ASN1_STRING **out, const unsigned char *in, size_t len,
+			int inform, unsigned long mask, size_t minsize,
+			size_t maxsize)
 {
 	int str_type;
 	int ret;
@@ -145,14 +145,14 @@ int ASN1_mbstring_ncopy(ASN1_STRING **out, const unsigned char *in, int len,
 
 	if((minsize > 0) && (nchar < minsize)) {
 		ASN1err(ASN1_F_ASN1_MBSTRING_NCOPY, ASN1_R_STRING_TOO_SHORT);
-		BIO_snprintf(strbuf, sizeof strbuf, "%ld", minsize);
+		BIO_snprintf(strbuf, sizeof strbuf, "%ld", (long)minsize);
 		ERR_add_error_data(2, "minsize=", strbuf);
 		return -1;
 	}
 
 	if((maxsize > 0) && (nchar > maxsize)) {
 		ASN1err(ASN1_F_ASN1_MBSTRING_NCOPY, ASN1_R_STRING_TOO_LONG);
-		BIO_snprintf(strbuf, sizeof strbuf, "%ld", maxsize);
+		BIO_snprintf(strbuf, sizeof strbuf, "%ld", (long)maxsize);
 		ERR_add_error_data(2, "maxsize=", strbuf);
 		return -1;
 	}
diff --git a/crypto/asn1/a_object.c b/crypto/asn1/a_object.c
index f1a5a1e..570aac7 100644
--- a/crypto/asn1/a_object.c
+++ b/crypto/asn1/a_object.c
@@ -83,11 +83,13 @@ int i2d_ASN1_OBJECT(ASN1_OBJECT *a, unsigned char **pp)
 	return(objsize);
 	}
 
-int a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num)
+size_t a2d_ASN1_OBJECT(unsigned char *out, size_t olen, const char *buf,
+		       int num)
 	{
-	int i,first,len=0,c, use_bn;
+	int i,len=0,c, use_bn;
+	unsigned first;
 	char ftmp[24], *tmp = ftmp;
-	int tmpsize = sizeof ftmp;
+	size_t tmpsize = sizeof ftmp;
 	const char *p;
 	unsigned long l;
 	BIGNUM *bl = NULL;
@@ -150,11 +152,11 @@ int a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num)
 			if (use_bn)
 				{
 				if (!BN_mul_word(bl, 10L)
-					|| !BN_add_word(bl, c-'0'))
+				    || !BN_add_signed_word(bl, c-'0'))
 					goto err;
 				}
 			else
-				l=l*10L+(long)(c-'0');
+				l=l*10L+(c-'0');
 			}
 		if (len == 0)
 			{
@@ -227,7 +229,7 @@ err:
 	return(0);
 	}
 
-int i2t_ASN1_OBJECT(char *buf, int buf_len, ASN1_OBJECT *a)
+int i2t_ASN1_OBJECT(char *buf, size_t buf_len, ASN1_OBJECT *a)
 {
 	return OBJ_obj2txt(buf, buf_len, a, 0);
 }
@@ -235,7 +237,7 @@ int i2t_ASN1_OBJECT(char *buf, int buf_len, ASN1_OBJECT *a)
 int i2a_ASN1_OBJECT(BIO *bp, ASN1_OBJECT *a)
 	{
 	char buf[80], *p = buf;
-	int i;
+	size_t i;
 
 	if ((a == NULL) || (a->data == NULL))
 		return(BIO_write(bp,"NULL",4));
@@ -256,13 +258,14 @@ int i2a_ASN1_OBJECT(BIO *bp, ASN1_OBJECT *a)
 	}
 
 ASN1_OBJECT *d2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
-	     long length)
+			     size_t length)
 {
 	const unsigned char *p;
-	long len;
+	size_t len;
 	int tag,xclass;
 	int inf,i;
 	ASN1_OBJECT *ret = NULL;
+
 	p= *pp;
 	inf=ASN1_get_object(&p,&len,&tag,&xclass,length);
 	if (inf & 0x80)
@@ -284,7 +287,7 @@ err:
 	return(NULL);
 }
 ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
-	     long len)
+			     size_t len)
 	{
 	ASN1_OBJECT *ret=NULL;
 	const unsigned char *p;
@@ -309,15 +312,15 @@ ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
 		{
 		ret->length=0;
 		if (data != NULL) OPENSSL_free(data);
-		data=(unsigned char *)OPENSSL_malloc(len ? (int)len : 1);
+		data=OPENSSL_malloc(len ? len : 1);
 		if (data == NULL)
 			{ i=ERR_R_MALLOC_FAILURE; goto err; }
 		ret->flags|=ASN1_OBJECT_FLAG_DYNAMIC_DATA;
 		}
-	memcpy(data,p,(int)len);
+	memcpy(data,p,len);
 	/* reattach data to object, after which it remains const */
-	ret->data  =data;
-	ret->length=(int)len;
+	ret->data=data;
+	ret->length=len;
 	ret->sn=NULL;
 	ret->ln=NULL;
 	/* ret->flags=ASN1_OBJECT_FLAG_DYNAMIC; we know it is dynamic */
@@ -373,7 +376,7 @@ void ASN1_OBJECT_free(ASN1_OBJECT *a)
 		OPENSSL_free(a);
 	}
 
-ASN1_OBJECT *ASN1_OBJECT_create(int nid, unsigned char *data, int len,
+ASN1_OBJECT *ASN1_OBJECT_create(int nid, unsigned char *data, size_t len,
 	     const char *sn, const char *ln)
 	{
 	ASN1_OBJECT o;
diff --git a/crypto/asn1/a_octet.c b/crypto/asn1/a_octet.c
index e8725e4..edeccdd 100644
--- a/crypto/asn1/a_octet.c
+++ b/crypto/asn1/a_octet.c
@@ -61,11 +61,13 @@
 #include <openssl/asn1.h>
 
 ASN1_OCTET_STRING *ASN1_OCTET_STRING_dup(const ASN1_OCTET_STRING *x)
-{ return M_ASN1_OCTET_STRING_dup(x); }
+	{ return M_ASN1_OCTET_STRING_dup(x); }
 
-int ASN1_OCTET_STRING_cmp(const ASN1_OCTET_STRING *a, const ASN1_OCTET_STRING *b)
-{ return M_ASN1_OCTET_STRING_cmp(a, b); }
+int ASN1_OCTET_STRING_cmp(const ASN1_OCTET_STRING *a,
+			  const ASN1_OCTET_STRING *b)
+	{ return M_ASN1_OCTET_STRING_cmp(a, b); }
 
-int ASN1_OCTET_STRING_set(ASN1_OCTET_STRING *x, const unsigned char *d, int len)
-{ return M_ASN1_OCTET_STRING_set(x, d, len); }
+int ASN1_OCTET_STRING_set(ASN1_OCTET_STRING *x, const unsigned char *d,
+			  size_t len)
+	{ return M_ASN1_OCTET_STRING_set(x, d, len); }
 
diff --git a/crypto/asn1/a_print.c b/crypto/asn1/a_print.c
index d18e772..4a20dca 100644
--- a/crypto/asn1/a_print.c
+++ b/crypto/asn1/a_print.c
@@ -60,7 +60,7 @@
 #include "cryptlib.h"
 #include <openssl/asn1.h>
 
-int ASN1_PRINTABLE_type(const unsigned char *s, int len)
+int ASN1_PRINTABLE_type(const unsigned char *s, size_t len)
 	{
 	int c;
 	int ia5=0;
diff --git a/crypto/asn1/a_set.c b/crypto/asn1/a_set.c
index 2405ce1..02edaad 100644
--- a/crypto/asn1/a_set.c
+++ b/crypto/asn1/a_set.c
@@ -164,7 +164,7 @@ SetBlob
         }
 
 STACK_OF(BLOCK) *d2i_ASN1_SET(STACK_OF(BLOCK) **a, const unsigned char **pp,
-			      long length, d2i_of_void *d2i,
+			      size_t length, d2i_of_void *d2i,
 			      void (*free_func)(BLOCK), int ex_tag,
 			      int ex_class)
 	{
diff --git a/crypto/asn1/a_strnid.c b/crypto/asn1/a_strnid.c
index cdba943..ac1a85f 100644
--- a/crypto/asn1/a_strnid.c
+++ b/crypto/asn1/a_strnid.c
@@ -121,7 +121,7 @@ int ASN1_STRING_set_default_mask_asc(char *p)
  */
 
 ASN1_STRING *ASN1_STRING_set_by_NID(ASN1_STRING **out, const unsigned char *in,
-					int inlen, int inform, int nid)
+				    size_t inlen, int inform, int nid)
 {
 	ASN1_STRING_TABLE *tbl;
 	ASN1_STRING *str = NULL;
diff --git a/crypto/asn1/a_time.c b/crypto/asn1/a_time.c
index 577e263..0d61887 100644
--- a/crypto/asn1/a_time.c
+++ b/crypto/asn1/a_time.c
@@ -135,11 +135,12 @@ int ASN1_TIME_check(ASN1_TIME *t)
 	}
 
 /* Convert an ASN1_TIME structure to GeneralizedTime */
-ASN1_GENERALIZEDTIME *ASN1_TIME_to_generalizedtime(ASN1_TIME *t, ASN1_GENERALIZEDTIME **out)
+ASN1_GENERALIZEDTIME *ASN1_TIME_to_generalizedtime(ASN1_TIME *t,
+						   ASN1_GENERALIZEDTIME **out)
 	{
 	ASN1_GENERALIZEDTIME *ret;
 	char *str;
-	int newlen;
+	size_t newlen;
 
 	if (!ASN1_TIME_check(t)) return NULL;
 
diff --git a/crypto/asn1/a_utf8.c b/crypto/asn1/a_utf8.c
index 508e11e..c677c99 100644
--- a/crypto/asn1/a_utf8.c
+++ b/crypto/asn1/a_utf8.c
@@ -73,7 +73,7 @@
  * -4 = character encoded incorrectly (not minimal length).
  */
 
-int UTF8_getc(const unsigned char *str, int len, unsigned long *val)
+int UTF8_getc(const unsigned char *str, size_t len, unsigned long *val)
 {
 	const unsigned char *p;
 	unsigned long value;
@@ -152,7 +152,7 @@ int UTF8_getc(const unsigned char *str, int len, unsigned long *val)
  * It will need at most 6 characters.
  */
 
-int UTF8_putc(unsigned char *str, int len, unsigned long value)
+int UTF8_putc(unsigned char *str, size_t len, unsigned long value)
 {
 	if(!str) len = 6;	/* Maximum we will need */
 	else if(len <= 0) return -1;
diff --git a/crypto/asn1/asn1.h b/crypto/asn1/asn1.h
index a08ca33..f3189cc 100644
--- a/crypto/asn1/asn1.h
+++ b/crypto/asn1/asn1.h
@@ -180,7 +180,7 @@ typedef struct asn1_ctx_st
 	int inf;	/* constructed if 0x20, indefinite is 0x21 */
 	int tag;	/* tag from last 'get object' */
 	int xclass;	/* class from last 'get object' */
-	long slen;	/* length of last 'get object' */
+	size_t slen;	/* length of last 'get object' */
 	unsigned char *max; /* largest value of p allowed */
 	unsigned char *q;/* temporary variable */
 	unsigned char **pp;/* variable */
@@ -195,7 +195,7 @@ typedef struct asn1_const_ctx_st
 	int inf;	/* constructed if 0x20, indefinite is 0x21 */
 	int tag;	/* tag from last 'get object' */
 	int xclass;	/* class from last 'get object' */
-	long slen;	/* length of last 'get object' */
+	size_t slen;	/* length of last 'get object' */
 	const unsigned char *max; /* largest value of p allowed */
 	const unsigned char *q;/* temporary variable */
 	const unsigned char **pp;/* variable */
@@ -212,7 +212,7 @@ typedef struct asn1_object_st
 	{
 	const char *sn,*ln;
 	int nid;
-	int length;
+	size_t length;
 	const unsigned char *data;	/* data remains const after init */
 	int flags;	/* Should we free this one */
 	} ASN1_OBJECT;
@@ -233,7 +233,7 @@ typedef struct asn1_object_st
 /* This is the base type that holds just about everything :-) */
 typedef struct asn1_string_st
 	{
-	int length;
+	size_t length;
 	int type;
 	unsigned char *data;
 	/* The value of the following field depends on the type being
@@ -251,7 +251,7 @@ typedef struct asn1_string_st
 typedef struct ASN1_ENCODING_st
 	{
 	unsigned char *enc;	/* DER encoding */
-	long len;		/* Length of encoding */
+	size_t len;		/* Length of encoding */
 	int modified;		 /* set to 1 if 'enc' is invalid */
 	} ASN1_ENCODING;
 
@@ -778,9 +778,9 @@ ASN1_OBJECT *	ASN1_OBJECT_new(void );
 void		ASN1_OBJECT_free(ASN1_OBJECT *a);
 int		i2d_ASN1_OBJECT(ASN1_OBJECT *a,unsigned char **pp);
 ASN1_OBJECT *	c2i_ASN1_OBJECT(ASN1_OBJECT **a,const unsigned char **pp,
-			long length);
+				size_t length);
 ASN1_OBJECT *	d2i_ASN1_OBJECT(ASN1_OBJECT **a,const unsigned char **pp,
-			long length);
+				size_t length);
 
 DECLARE_ASN1_ITEM(ASN1_OBJECT)
 
@@ -795,23 +795,24 @@ ASN1_STRING *	ASN1_STRING_type_new(int type );
 int 		ASN1_STRING_cmp(const ASN1_STRING *a, const ASN1_STRING *b);
   /* Since this is used to store all sorts of things, via macros, for now, make
      its data void * */
-int 		ASN1_STRING_set(ASN1_STRING *str, const void *data, int len);
-void		ASN1_STRING_set0(ASN1_STRING *str, void *data, int len);
-int ASN1_STRING_length(const ASN1_STRING *x);
-void ASN1_STRING_length_set(ASN1_STRING *x, int n);
+int 		ASN1_STRING_set(ASN1_STRING *str, const void *data, size_t len);
+void		ASN1_STRING_set0(ASN1_STRING *str, void *data, size_t len);
+size_t ASN1_STRING_length(const ASN1_STRING *x);
+void ASN1_STRING_length_set(ASN1_STRING *x, size_t n);
 int ASN1_STRING_type(ASN1_STRING *x);
 unsigned char * ASN1_STRING_data(ASN1_STRING *x);
 
 DECLARE_ASN1_FUNCTIONS(ASN1_BIT_STRING)
 int		i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a,unsigned char **pp);
-ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,const unsigned char **pp,
-			long length);
+ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,
+				     const unsigned char **pp, size_t length);
 int		ASN1_BIT_STRING_set(ASN1_BIT_STRING *a, unsigned char *d,
-			int length );
-int		ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value);
-int		ASN1_BIT_STRING_get_bit(ASN1_BIT_STRING *a, int n);
-int            ASN1_BIT_STRING_check(ASN1_BIT_STRING *a,
-                                     unsigned char *flags, int flags_len);
+				    size_t length);
+int		ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, size_t n,
+					int value);
+int		ASN1_BIT_STRING_get_bit(ASN1_BIT_STRING *a, size_t n);
+int             ASN1_BIT_STRING_check(ASN1_BIT_STRING *a,
+				      unsigned char *flags, size_t flags_len);
 
 #ifndef OPENSSL_NO_BIO
 int ASN1_BIT_STRING_name_print(BIO *out, ASN1_BIT_STRING *bs,
@@ -821,15 +822,15 @@ int ASN1_BIT_STRING_num_asc(char *name, BIT_STRING_BITNAME *tbl);
 int ASN1_BIT_STRING_set_asc(ASN1_BIT_STRING *bs, char *name, int value,
 				BIT_STRING_BITNAME *tbl);
 
-int		i2d_ASN1_BOOLEAN(int a,unsigned char **pp);
-int 		d2i_ASN1_BOOLEAN(int *a,const unsigned char **pp,long length);
+int i2d_ASN1_BOOLEAN(int a, unsigned char **pp);
+int d2i_ASN1_BOOLEAN(int *a, const unsigned char **pp, size_t length);
 
 DECLARE_ASN1_FUNCTIONS(ASN1_INTEGER)
 int		i2c_ASN1_INTEGER(ASN1_INTEGER *a,unsigned char **pp);
 ASN1_INTEGER *c2i_ASN1_INTEGER(ASN1_INTEGER **a,const unsigned char **pp,
-			long length);
+			       size_t length);
 ASN1_INTEGER *d2i_ASN1_UINTEGER(ASN1_INTEGER **a,const unsigned char **pp,
-			long length);
+				size_t length);
 ASN1_INTEGER *	ASN1_INTEGER_dup(const ASN1_INTEGER *x);
 int ASN1_INTEGER_cmp(const ASN1_INTEGER *x, const ASN1_INTEGER *y);
 
@@ -854,7 +855,8 @@ int ASN1_GENERALIZEDTIME_set_string(ASN1_GENERALIZEDTIME *s, const char *str);
 DECLARE_ASN1_FUNCTIONS(ASN1_OCTET_STRING)
 ASN1_OCTET_STRING *	ASN1_OCTET_STRING_dup(const ASN1_OCTET_STRING *a);
 int 	ASN1_OCTET_STRING_cmp(const ASN1_OCTET_STRING *a, const ASN1_OCTET_STRING *b);
-int 	ASN1_OCTET_STRING_set(ASN1_OCTET_STRING *str, const unsigned char *data, int len);
+int 	ASN1_OCTET_STRING_set(ASN1_OCTET_STRING *str, const unsigned char *data,
+			      size_t len);
 
 DECLARE_ASN1_FUNCTIONS(ASN1_VISIBLESTRING)
 DECLARE_ASN1_FUNCTIONS(ASN1_UNIVERSALSTRING)
@@ -862,8 +864,8 @@ DECLARE_ASN1_FUNCTIONS(ASN1_UTF8STRING)
 DECLARE_ASN1_FUNCTIONS(ASN1_NULL)
 DECLARE_ASN1_FUNCTIONS(ASN1_BMPSTRING)
 
-int UTF8_getc(const unsigned char *str, int len, unsigned long *val);
-int UTF8_putc(unsigned char *str, int len, unsigned long value);
+int UTF8_getc(const unsigned char *str, size_t len, unsigned long *val);
+int UTF8_putc(unsigned char *str, size_t len, unsigned long value);
 
 DECLARE_ASN1_FUNCTIONS_name(ASN1_STRING, ASN1_PRINTABLE)
 
@@ -889,7 +891,7 @@ int i2d_ASN1_SET(STACK_OF(BLOCK) *a, unsigned char **pp,
 		 i2d_of_void *i2d, int ex_tag, int ex_class,
 		 int is_set);
 STACK_OF(BLOCK) *d2i_ASN1_SET(STACK_OF(BLOCK) **a, const unsigned char **pp,
-			      long length, d2i_of_void *d2i,
+			      size_t length, d2i_of_void *d2i,
 			      void (*free_func)(BLOCK), int ex_tag,
 			      int ex_class);
 
@@ -902,11 +904,12 @@ int i2a_ASN1_OBJECT(BIO *bp,ASN1_OBJECT *a);
 int a2i_ASN1_STRING(BIO *bp,ASN1_STRING *bs,char *buf,int size);
 int i2a_ASN1_STRING(BIO *bp, ASN1_STRING *a, int type);
 #endif
-int i2t_ASN1_OBJECT(char *buf,int buf_len,ASN1_OBJECT *a);
+int i2t_ASN1_OBJECT(char *buf,size_t buf_len,ASN1_OBJECT *a);
 
-int a2d_ASN1_OBJECT(unsigned char *out,int olen, const char *buf, int num);
-ASN1_OBJECT *ASN1_OBJECT_create(int nid, unsigned char *data,int len,
-	const char *sn, const char *ln);
+size_t a2d_ASN1_OBJECT(unsigned char *out, size_t olen, const char *buf,
+		       int num);
+ASN1_OBJECT *ASN1_OBJECT_create(int nid, unsigned char *data, size_t len,
+				const char *sn, const char *ln);
 
 int ASN1_INTEGER_set(ASN1_INTEGER *a, long v);
 long ASN1_INTEGER_get(const ASN1_INTEGER *a);
@@ -920,29 +923,29 @@ BIGNUM *ASN1_ENUMERATED_to_BN(ASN1_ENUMERATED *ai,BIGNUM *bn);
 
 /* General */
 /* given a string, return the correct type, max is the maximum length */
-int ASN1_PRINTABLE_type(const unsigned char *s, int max);
+int ASN1_PRINTABLE_type(const unsigned char *s, size_t max);
 
 int i2d_ASN1_bytes(ASN1_STRING *a, unsigned char **pp, int tag, int xclass);
 ASN1_STRING *d2i_ASN1_bytes(ASN1_STRING **a, const unsigned char **pp,
-	long length, int Ptag, int Pclass);
+			    size_t length, int Ptag, int Pclass);
 unsigned long ASN1_tag2bit(int tag);
 /* type is one or more of the B_ASN1_ values. */
 ASN1_STRING *d2i_ASN1_type_bytes(ASN1_STRING **a,const unsigned char **pp,
-		long length,int type);
+				 size_t length,int type);
 
 /* PARSING */
 int asn1_Finish(ASN1_CTX *c);
 int asn1_const_Finish(ASN1_const_CTX *c);
 
 /* SPECIALS */
-int ASN1_get_object(const unsigned char **pp, long *plength, int *ptag,
-	int *pclass, long omax);
-int ASN1_check_infinite_end(unsigned char **p,long len);
-int ASN1_const_check_infinite_end(const unsigned char **p,long len);
-void ASN1_put_object(unsigned char **pp, int constructed, int length,
-	int tag, int xclass);
+int ASN1_get_object(const unsigned char **pp, size_t *plength, int *ptag,
+		    int *pclass, size_t omax);
+int ASN1_check_infinite_end(unsigned char **p, size_t len);
+int ASN1_const_check_infinite_end(const unsigned char **p, size_t len);
+void ASN1_put_object(unsigned char **pp, int constructed, size_t length,
+		     int tag, int xclass);
 int ASN1_put_eoc(unsigned char **pp);
-int ASN1_object_size(int constructed, int length, int tag);
+size_t ASN1_object_size(int constructed, size_t length, int tag);
 
 /* Used to implement other functions */
 void *ASN1_dup(i2d_of_void *i2d, d2i_of_void *d2i, char *x);
@@ -1023,8 +1026,9 @@ int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v);
 int ASN1_STRING_print_ex(BIO *out, ASN1_STRING *str, unsigned long flags);
 int ASN1_bn_print(BIO *bp, const char *number, const BIGNUM *num,
 				unsigned char *buf, int off);
-int ASN1_parse(BIO *bp,const unsigned char *pp,long len,int indent);
-int ASN1_parse_dump(BIO *bp,const unsigned char *pp,long len,int indent,int dump);
+int ASN1_parse(BIO *bp, const unsigned char *pp, size_t len, int indent);
+int ASN1_parse_dump(BIO *bp, const unsigned char *pp, size_t len, int indent,
+		    int dump);
 #endif
 const char *ASN1_tag2str(int tag);
 
@@ -1035,24 +1039,24 @@ DECLARE_ASN1_FUNCTIONS(NETSCAPE_X509)
 int ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s);
 
 int ASN1_TYPE_set_octetstring(ASN1_TYPE *a,
-	unsigned char *data, int len);
+	unsigned char *data, size_t len);
 int ASN1_TYPE_get_octetstring(ASN1_TYPE *a,
-	unsigned char *data, int max_len);
+	unsigned char *data, size_t max_len);
 int ASN1_TYPE_set_int_octetstring(ASN1_TYPE *a, long num,
-	unsigned char *data, int len);
-int ASN1_TYPE_get_int_octetstring(ASN1_TYPE *a,long *num,
-	unsigned char *data, int max_len);
+	unsigned char *data, size_t len);
+int ASN1_TYPE_get_int_octetstring(ASN1_TYPE *a, long *num,
+	unsigned char *data, size_t max_len);
 
-STACK_OF(BLOCK) *ASN1_seq_unpack(const unsigned char *buf, int len,
+STACK_OF(BLOCK) *ASN1_seq_unpack(const unsigned char *buf, size_t len,
 				 d2i_of_void *d2i, void (*free_func)(BLOCK));
 unsigned char *ASN1_seq_pack(STACK_OF(BLOCK) *safes, i2d_of_void *i2d,
-			     unsigned char **buf, int *len );
+			     unsigned char **buf, size_t *len);
 void *ASN1_unpack_string(ASN1_STRING *oct, d2i_of_void *d2i);
 void *ASN1_item_unpack(ASN1_STRING *oct, const ASN1_ITEM *it);
 ASN1_STRING *ASN1_pack_string(void *obj, i2d_of_void *i2d,
 			      ASN1_OCTET_STRING **oct);
 
-#define ASN1_pack_string_of(type,obj,i2d,oct) \
+#define ASN1_pack_string_of(type,obj,i2d,oct)	 \
     (ASN1_pack_string(CHECKED_PTR_OF(type, obj), \
 		      CHECKED_I2D_OF(type, i2d), \
 		      oct))
@@ -1062,14 +1066,15 @@ ASN1_STRING *ASN1_item_pack(void *obj, const ASN1_ITEM *it, ASN1_OCTET_STRING **
 void ASN1_STRING_set_default_mask(unsigned long mask);
 int ASN1_STRING_set_default_mask_asc(char *p);
 unsigned long ASN1_STRING_get_default_mask(void);
-int ASN1_mbstring_copy(ASN1_STRING **out, const unsigned char *in, int len,
+int ASN1_mbstring_copy(ASN1_STRING **out, const unsigned char *in, size_t len,
 					int inform, unsigned long mask);
-int ASN1_mbstring_ncopy(ASN1_STRING **out, const unsigned char *in, int len,
+int ASN1_mbstring_ncopy(ASN1_STRING **out, const unsigned char *in, size_t len,
 					int inform, unsigned long mask, 
-					long minsize, long maxsize);
+					size_t minsize, size_t maxsize);
 
 ASN1_STRING *ASN1_STRING_set_by_NID(ASN1_STRING **out, 
-		const unsigned char *in, int inlen, int inform, int nid);
+				    const unsigned char *in, size_t inlen,
+				    int inform, int nid);
 ASN1_STRING_TABLE *ASN1_STRING_TABLE_get(int nid);
 int ASN1_STRING_TABLE_add(int, long, long, unsigned long, unsigned long);
 void ASN1_STRING_TABLE_cleanup(void);
@@ -1079,9 +1084,11 @@ void ASN1_STRING_TABLE_cleanup(void);
 /* Old API compatible functions */
 ASN1_VALUE *ASN1_item_new(const ASN1_ITEM *it);
 void ASN1_item_free(ASN1_VALUE *val, const ASN1_ITEM *it);
-ASN1_VALUE * ASN1_item_d2i(ASN1_VALUE **val, const unsigned char **in, long len, const ASN1_ITEM *it);
+ASN1_VALUE * ASN1_item_d2i(ASN1_VALUE **val, const unsigned char **in,
+			   size_t len, const ASN1_ITEM *it);
 int ASN1_item_i2d(ASN1_VALUE *val, unsigned char **out, const ASN1_ITEM *it);
-int ASN1_item_ndef_i2d(ASN1_VALUE *val, unsigned char **out, const ASN1_ITEM *it);
+int ASN1_item_ndef_i2d(ASN1_VALUE *val, unsigned char **out,
+		       const ASN1_ITEM *it);
 
 void ASN1_add_oid_module(void);
 
diff --git a/crypto/asn1/asn1_gen.c b/crypto/asn1/asn1_gen.c
index f73b65f..5e7cd8f 100644
--- a/crypto/asn1/asn1_gen.c
+++ b/crypto/asn1/asn1_gen.c
@@ -145,7 +145,7 @@ ASN1_TYPE *ASN1_generate_v3(char *str, X509V3_CTX *cnf)
 	unsigned char *p;
 	const unsigned char *cp;
 	int cpy_len;
-	long hdr_len;
+	size_t hdr_len;
 	int hdr_constructed = 0, hdr_tag, hdr_class;
 	int r;
 
diff --git a/crypto/asn1/asn1_lib.c b/crypto/asn1/asn1_lib.c
index 1bcb44a..61abef2 100644
--- a/crypto/asn1/asn1_lib.c
+++ b/crypto/asn1/asn1_lib.c
@@ -62,7 +62,8 @@
 #include <openssl/asn1.h>
 #include <openssl/asn1_mac.h>
 
-static int asn1_get_length(const unsigned char **pp,int *inf,long *rl,int max);
+static int asn1_get_length(const unsigned char **pp, int *inf, size_t *rl,
+			   size_t max);
 static void asn1_put_length(unsigned char **pp, int length);
 const char ASN1_version[]="ASN.1" OPENSSL_VERSION_PTEXT;
 
@@ -80,27 +81,29 @@ static int _asn1_check_infinite_end(const unsigned char **p, long len)
 	return(0);
 	}
 
-int ASN1_check_infinite_end(unsigned char **p, long len)
+int ASN1_check_infinite_end(unsigned char **p, size_t len)
 	{
 	return _asn1_check_infinite_end((const unsigned char **)p, len);
 	}
 
-int ASN1_const_check_infinite_end(const unsigned char **p, long len)
+int ASN1_const_check_infinite_end(const unsigned char **p, size_t len)
 	{
 	return _asn1_check_infinite_end(p, len);
 	}
 
 
-int ASN1_get_object(const unsigned char **pp, long *plength, int *ptag,
-	int *pclass, long omax)
+int ASN1_get_object(const unsigned char **pp, size_t *plength, int *ptag,
+		    int *pclass, size_t omax)
 	{
 	int i,ret;
 	long l;
 	const unsigned char *p= *pp;
 	int tag,xclass,inf;
-	long max=omax;
+	size_t max=omax;
+
+	if (!max)
+	    goto err;
 
-	if (!max) goto err;
 	ret=(*p&V_ASN1_CONSTRUCTED);
 	xclass=(*p&V_ASN1_PRIVATE);
 	i= *p&V_ASN1_PRIMITIVE_TAG;
@@ -151,7 +154,8 @@ err:
 	return(0x80);
 	}
 
-static int asn1_get_length(const unsigned char **pp, int *inf, long *rl, int max)
+static int asn1_get_length(const unsigned char **pp, int *inf, size_t *rl,
+			   size_t max)
 	{
 	const unsigned char *p= *pp;
 	unsigned long ret=0;
@@ -192,8 +196,8 @@ static int asn1_get_length(const unsigned char **pp, int *inf, long *rl, int max
 
 /* class 0 is constructed
  * constructed == 2 for indefinite length constructed */
-void ASN1_put_object(unsigned char **pp, int constructed, int length, int tag,
-	     int xclass)
+void ASN1_put_object(unsigned char **pp, int constructed, size_t length,
+		     int tag, int xclass)
 	{
 	unsigned char *p= *pp;
 	int i, ttag;
@@ -254,7 +258,7 @@ static void asn1_put_length(unsigned char **pp, int length)
 	*pp=p;
 	}
 
-int ASN1_object_size(int constructed, int length, int tag)
+size_t ASN1_object_size(int constructed, size_t length, int tag)
 	{
 	int ret;
 
@@ -367,7 +371,7 @@ ASN1_STRING *ASN1_STRING_dup(const ASN1_STRING *str)
 	return ret;
 	}
 
-int ASN1_STRING_set(ASN1_STRING *str, const void *_data, int len)
+int ASN1_STRING_set(ASN1_STRING *str, const void *_data, size_t len)
 	{
 	unsigned char *c;
 	const char *data=_data;
@@ -404,7 +408,7 @@ int ASN1_STRING_set(ASN1_STRING *str, const void *_data, int len)
 	return(1);
 	}
 
-void ASN1_STRING_set0(ASN1_STRING *str, void *data, int len)
+void ASN1_STRING_set0(ASN1_STRING *str, void *data, size_t len)
 	{
 	if (str->data)
 		OPENSSL_free(str->data);
@@ -469,14 +473,14 @@ void asn1_add_error(const unsigned char *address, int offset)
 	ERR_add_error_data(4,"address=",buf1," offset=",buf2);
 	}
 
-int ASN1_STRING_length(const ASN1_STRING *x)
-{ return M_ASN1_STRING_length(x); }
+size_t ASN1_STRING_length(const ASN1_STRING *x)
+	{ return M_ASN1_STRING_length(x); }
 
-void ASN1_STRING_length_set(ASN1_STRING *x, int len)
-{ M_ASN1_STRING_length_set(x, len); return; }
+void ASN1_STRING_length_set(ASN1_STRING *x, size_t len)
+	{ M_ASN1_STRING_length_set(x, len); return; }
 
 int ASN1_STRING_type(ASN1_STRING *x)
-{ return M_ASN1_STRING_type(x); }
+	{ return M_ASN1_STRING_type(x); }
 
 unsigned char * ASN1_STRING_data(ASN1_STRING *x)
-{ return M_ASN1_STRING_data(x); }
+	{ return M_ASN1_STRING_data(x); }
diff --git a/crypto/asn1/asn1_mac.h b/crypto/asn1/asn1_mac.h
index 87bd0e9..1383924 100644
--- a/crypto/asn1/asn1_mac.h
+++ b/crypto/asn1/asn1_mac.h
@@ -279,7 +279,7 @@ err:\
 		(V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
 		{ \
 		int Tinf,Ttag,Tclass; \
-		long Tlen; \
+		size_t Tlen; \
 		\
 		c.q=c.p; \
 		Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
diff --git a/crypto/asn1/asn1_par.c b/crypto/asn1/asn1_par.c
index c322dec..def7bcf 100644
--- a/crypto/asn1/asn1_par.c
+++ b/crypto/asn1/asn1_par.c
@@ -63,11 +63,11 @@
 #include <openssl/asn1.h>
 
 static int asn1_print_info(BIO *bp, int tag, int xclass,int constructed,
-	int indent);
-static int asn1_parse2(BIO *bp, const unsigned char **pp, long length,
-	int offset, int depth, int indent, int dump);
+			   int indent);
+static int asn1_parse2(BIO *bp, const unsigned char **pp, size_t length,
+		       int offset, int depth, int indent, int dump);
 static int asn1_print_info(BIO *bp, int tag, int xclass, int constructed,
-	     int indent)
+			   int indent)
 	{
 	static const char fmt[]="%-18s";
 	char str[128];
@@ -99,21 +99,22 @@ err:
 	return(0);
 	}
 
-int ASN1_parse(BIO *bp, const unsigned char *pp, long len, int indent)
+int ASN1_parse(BIO *bp, const unsigned char *pp, size_t len, int indent)
 	{
 	return(asn1_parse2(bp,&pp,len,0,0,indent,0));
 	}
 
-int ASN1_parse_dump(BIO *bp, const unsigned char *pp, long len, int indent, int dump)
+int ASN1_parse_dump(BIO *bp, const unsigned char *pp, size_t len, int indent,
+		    int dump)
 	{
 	return(asn1_parse2(bp,&pp,len,0,0,indent,dump));
 	}
 
-static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offset,
-	     int depth, int indent, int dump)
+static int asn1_parse2(BIO *bp, const unsigned char **pp, size_t length,
+		       int offset, int depth, int indent, int dump)
 	{
 	const unsigned char *p,*ep,*tot,*op,*opp;
-	long len;
+	size_t len;
 	int tag,xclass,ret=0;
 	int nl,hl,j,r;
 	ASN1_OBJECT *o=NULL;
@@ -152,13 +153,13 @@ static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offse
 		if (j != (V_ASN1_CONSTRUCTED | 1))
 			{
 			if (BIO_printf(bp,"d=%-2d hl=%ld l=%4ld ",
-				depth,(long)hl,len) <= 0)
+				       depth,(long)hl,(long)len) <= 0)
 				goto end;
 			}
 		else
 			{
 			if (BIO_printf(bp,"d=%-2d hl=%ld l=inf  ",
-				depth,(long)hl) <= 0)
+				       depth,(long)hl) <= 0)
 				goto end;
 			}
 		if (!asn1_print_info(bp,tag,xclass,j,(indent)?depth:0))
@@ -170,7 +171,8 @@ static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offse
 			if (len > length)
 				{
 				BIO_printf(bp,
-					"length is greater than %ld\n",length);
+					   "length is greater than %ld\n",
+					   (long)length);
 				ret=0;
 				goto end;
 				}
diff --git a/crypto/asn1/asn_pack.c b/crypto/asn1/asn_pack.c
index 1e268de..751025e 100644
--- a/crypto/asn1/asn_pack.c
+++ b/crypto/asn1/asn_pack.c
@@ -66,7 +66,7 @@
 
 /* Turn an ASN1 encoded SEQUENCE OF into a STACK of structures */
 
-STACK_OF(BLOCK) *ASN1_seq_unpack(const unsigned char *buf, int len,
+STACK_OF(BLOCK) *ASN1_seq_unpack(const unsigned char *buf, size_t len,
 				 d2i_of_void *d2i, void (*free_func)(BLOCK))
 {
     STACK_OF(BLOCK) *sk;
@@ -83,7 +83,7 @@ STACK_OF(BLOCK) *ASN1_seq_unpack(const unsigned char *buf, int len,
  */
 
 unsigned char *ASN1_seq_pack(STACK_OF(BLOCK) *safes, i2d_of_void *i2d,
-			     unsigned char **buf, int *len)
+			     unsigned char **buf, size_t *len)
 {
 	int safelen;
 	unsigned char *safe, *p;
diff --git a/crypto/asn1/evp_asn1.c b/crypto/asn1/evp_asn1.c
index f3d9804..b7bb7eb 100644
--- a/crypto/asn1/evp_asn1.c
+++ b/crypto/asn1/evp_asn1.c
@@ -61,7 +61,7 @@
 #include <openssl/asn1.h>
 #include <openssl/asn1_mac.h>
 
-int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, int len)
+int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, size_t len)
 	{
 	ASN1_STRING *os;
 
@@ -73,7 +73,7 @@ int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, int len)
 
 /* int max_len:  for returned value    */
 int ASN1_TYPE_get_octetstring(ASN1_TYPE *a, unsigned char *data,
-	     int max_len)
+			      size_t max_len)
 	{
 	int ret,num;
 	unsigned char *p;
@@ -94,7 +94,7 @@ int ASN1_TYPE_get_octetstring(ASN1_TYPE *a, unsigned char *data,
 	}
 
 int ASN1_TYPE_set_int_octetstring(ASN1_TYPE *a, long num, unsigned char *data,
-	     int len)
+				  size_t len)
 	{
 	int n,size;
 	ASN1_OCTET_STRING os,*osp;
@@ -136,7 +136,7 @@ int ASN1_TYPE_set_int_octetstring(ASN1_TYPE *a, long num, unsigned char *data,
  * case, set it to zero */
 /* int max_len:  for returned value    */
 int ASN1_TYPE_get_int_octetstring(ASN1_TYPE *a, long *num, unsigned char *data,
-	     int max_len)
+				  size_t max_len)
 	{
 	int ret= -1,n;
 	ASN1_INTEGER *ai=NULL;
diff --git a/crypto/asn1/tasn_dec.c b/crypto/asn1/tasn_dec.c
index 6f3ab00..0604c51 100644
--- a/crypto/asn1/tasn_dec.c
+++ b/crypto/asn1/tasn_dec.c
@@ -126,7 +126,8 @@ unsigned long ASN1_tag2bit(int tag)
  */
 
 ASN1_VALUE *ASN1_item_d2i(ASN1_VALUE **pval,
-		const unsigned char **in, long len, const ASN1_ITEM *it)
+			  const unsigned char **in, size_t len,
+			  const ASN1_ITEM *it)
 	{
 	ASN1_TLC c;
 	ASN1_VALUE *ptmpval = NULL;
@@ -1243,7 +1244,7 @@ static int asn1_check_tlen(long *olen, int *otag, unsigned char *oclass,
 	{
 	int i;
 	int ptag, pclass;
-	long plen;
+	size_t plen;
 	const unsigned char *p, *q;
 	p = *in;
 	q = p;
diff --git a/crypto/bio/bio.h b/crypto/bio/bio.h
index ea5323d..299dadf 100644
--- a/crypto/bio/bio.h
+++ b/crypto/bio/bio.h
@@ -252,9 +252,11 @@ void BIO_clear_flags(BIO *b, int flags);
 #define BIO_cb_pre(a)	(!((a)&BIO_CB_RETURN))
 #define BIO_cb_post(a)	((a)&BIO_CB_RETURN)
 
-long (*BIO_get_callback(const BIO *b)) (struct bio_st *,int,const char *,int, long,long);
-void BIO_set_callback(BIO *b, 
-	long (*callback)(struct bio_st *,int,const char *,int, long,long));
+long (*BIO_get_callback(const BIO *b)) (struct bio_st *, int, const char *,
+					size_t, long, long);
+void BIO_set_callback(BIO *b, long (*callback)(struct bio_st *, int,
+					       const char *, size_t, long,
+					       long));
 char *BIO_get_callback_arg(const BIO *b);
 void BIO_set_callback_arg(BIO *b, char *arg);
 
@@ -281,7 +283,7 @@ struct bio_st
 	{
 	BIO_METHOD *method;
 	/* bio, mode, argp, argi, argl, ret */
-	long (*callback)(struct bio_st *,int,const char *,int, long,long);
+	long (*callback)(struct bio_st *,int,const char *,size_t, long,long);
 	char *cb_arg; /* first argument for the callback */
 
 	int init;
@@ -571,7 +573,7 @@ int	BIO_free(BIO *a);
 void	BIO_vfree(BIO *a);
 int	BIO_read(BIO *b, void *data, int len);
 int	BIO_gets(BIO *bp,char *buf, int size);
-int	BIO_write(BIO *b, const void *data, int len);
+int	BIO_write(BIO *b, const void *data, size_t len);
 int	BIO_puts(BIO *bp,const char *buf);
 int	BIO_indent(BIO *b,int indent,int max);
 long	BIO_ctrl(BIO *bp,int cmd,long larg,void *parg);
@@ -592,8 +594,8 @@ int BIO_nread(BIO *bio, char **buf, int num);
 int BIO_nwrite0(BIO *bio, char **buf);
 int BIO_nwrite(BIO *bio, char **buf, int num);
 
-long BIO_debug_callback(BIO *bio,int cmd,const char *argp,int argi,
-	long argl,long ret);
+long BIO_debug_callback(BIO *bio, int cmd, const char *argp, size_t argi,
+			long argl, long ret);
 
 BIO_METHOD *BIO_s_mem(void);
 BIO *BIO_new_mem_buf(void *buf, int len);
diff --git a/crypto/bio/bio_cb.c b/crypto/bio/bio_cb.c
index 6f4254a..4a72cc9 100644
--- a/crypto/bio/bio_cb.c
+++ b/crypto/bio/bio_cb.c
@@ -64,7 +64,7 @@
 #include <openssl/err.h>
 
 long MS_CALLBACK BIO_debug_callback(BIO *bio, int cmd, const char *argp,
-	     int argi, long argl, long ret)
+				    size_t argi, long argl, long ret)
 	{
 	BIO *b;
 	MS_STATIC char buf[256];
diff --git a/crypto/bio/bio_lib.c b/crypto/bio/bio_lib.c
index 3f52ae9..ea7f22a 100644
--- a/crypto/bio/bio_lib.c
+++ b/crypto/bio/bio_lib.c
@@ -156,12 +156,14 @@ void	BIO_set_flags(BIO *b, int flags)
 	b->flags |= flags;
 	}
 
-long (*BIO_get_callback(const BIO *b))(struct bio_st *,int,const char *,int, long,long)
+long (*BIO_get_callback(const BIO *b))(struct bio_st *, int, const char *,
+				       size_t, long, long)
 	{
 	return b->callback;
 	}
 
-void BIO_set_callback(BIO *b, long (*cb)(struct bio_st *,int,const char *,int, long,long))
+void BIO_set_callback(BIO *b, long (*cb)(struct bio_st *, int, const char *,
+					 size_t, long, long))
 	{
 	b->callback = cb;
 	}
@@ -190,7 +192,7 @@ int BIO_method_type(const BIO *b)
 int BIO_read(BIO *b, void *out, int outl)
 	{
 	int i;
-	long (*cb)(BIO *,int,const char *,int,long,long);
+	long (*cb)(BIO *, int, const char *, size_t, long, long);
 
 	if ((b == NULL) || (b->method == NULL) || (b->method->bread == NULL))
 		{
@@ -219,10 +221,10 @@ int BIO_read(BIO *b, void *out, int outl)
 	return(i);
 	}
 
-int BIO_write(BIO *b, const void *in, int inl)
+int BIO_write(BIO *b, const void *in, size_t inl)
 	{
 	int i;
-	long (*cb)(BIO *,int,const char *,int,long,long);
+	long (*cb)(BIO *,int,const char *,size_t,long,long);
 
 	if (b == NULL)
 		return(0);
@@ -235,7 +237,7 @@ int BIO_write(BIO *b, const void *in, int inl)
 		}
 
 	if ((cb != NULL) &&
-		((i=(int)cb(b,BIO_CB_WRITE,in,inl,0L,1L)) <= 0))
+		((i=cb(b,BIO_CB_WRITE,in,inl,0L,1L)) <= 0))
 			return(i);
 
 	if (!b->init)
@@ -257,7 +259,7 @@ int BIO_write(BIO *b, const void *in, int inl)
 int BIO_puts(BIO *b, const char *in)
 	{
 	int i;
-	long (*cb)(BIO *,int,const char *,int,long,long);
+	long (*cb)(BIO *, int, const char *, size_t, long, long);
 
 	if ((b == NULL) || (b->method == NULL) || (b->method->bputs == NULL))
 		{
@@ -290,7 +292,7 @@ int BIO_puts(BIO *b, const char *in)
 int BIO_gets(BIO *b, char *in, int inl)
 	{
 	int i;
-	long (*cb)(BIO *,int,const char *,int,long,long);
+	long (*cb)(BIO *, int, const char *, size_t, long, long);
 
 	if ((b == NULL) || (b->method == NULL) || (b->method->bgets == NULL))
 		{
@@ -351,7 +353,7 @@ char *BIO_ptr_ctrl(BIO *b, int cmd, long larg)
 long BIO_ctrl(BIO *b, int cmd, long larg, void *parg)
 	{
 	long ret;
-	long (*cb)(BIO *,int,const char *,int,long,long);
+	long (*cb)(BIO *, int, const char *, size_t, long, long);
 
 	if (b == NULL) return(0);
 
@@ -378,7 +380,7 @@ long BIO_ctrl(BIO *b, int cmd, long larg, void *parg)
 long BIO_callback_ctrl(BIO *b, int cmd, void (*fp)(struct bio_st *, int, const char *, int, long, long))
 	{
 	long ret;
-	long (*cb)(BIO *,int,const char *,int,long,long);
+	long (*cb)(BIO *, int, const char *, size_t, long, long);
 
 	if (b == NULL) return(0);
 
diff --git a/crypto/bn/asm/x86_64-gcc.c b/crypto/bn/asm/x86_64-gcc.c
index f13f52d..1509864 100644
--- a/crypto/bn/asm/x86_64-gcc.c
+++ b/crypto/bn/asm/x86_64-gcc.c
@@ -175,7 +175,7 @@ BN_ULONG bn_div_words(BN_ULONG h, BN_ULONG l, BN_ULONG d)
 	return ret;
 }
 
-BN_ULONG bn_add_words (BN_ULONG *rp, BN_ULONG *ap, BN_ULONG *bp,int n)
+BN_ULONG bn_add_words (BN_ULONG *rp, BN_ULONG *ap, BN_ULONG *bp, size_t n)
 { BN_ULONG ret=0,i=0;
 
 	if (n <= 0) return 0;
diff --git a/crypto/bn/bn.h b/crypto/bn/bn.h
index 2333682..3a8d694b 100644
--- a/crypto/bn/bn.h
+++ b/crypto/bn/bn.h
@@ -300,9 +300,9 @@ typedef struct bn_gencb_st BN_GENCB;
 struct bignum_st
 	{
 	BN_ULONG *d;	/* Pointer to an array of 'BN_BITS2' bit chunks. */
-	int top;	/* Index of last used d +1. */
+	size_t top;	/* Index of last used d +1. */
 	/* The next are internal book keeping for bn_expand. */
-	int dmax;	/* Size of the d array. */
+	size_t dmax;	/* Size of the d array. */
 	int neg;	/* one if the number is negative */
 	int flags;
 	};
@@ -414,8 +414,8 @@ void	BN_CTX_free(BN_CTX *c);
 void	BN_CTX_start(BN_CTX *ctx);
 BIGNUM *BN_CTX_get(BN_CTX *ctx);
 void	BN_CTX_end(BN_CTX *ctx);
-int     BN_rand(BIGNUM *rnd, int bits, int top,int bottom);
-int     BN_pseudo_rand(BIGNUM *rnd, int bits, int top,int bottom);
+int     BN_rand(BIGNUM *rnd, size_t bits, int top,int bottom);
+int     BN_pseudo_rand(BIGNUM *rnd, size_t bits, int top,int bottom);
 int	BN_rand_range(BIGNUM *rnd, const BIGNUM *range);
 int	BN_pseudo_rand_range(BIGNUM *rnd, const BIGNUM *range);
 int	BN_num_bits(const BIGNUM *a);
@@ -425,9 +425,9 @@ void	BN_init(BIGNUM *);
 void	BN_clear_free(BIGNUM *a);
 BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b);
 void	BN_swap(BIGNUM *a, BIGNUM *b);
-BIGNUM *BN_bin2bn(const unsigned char *s,int len,BIGNUM *ret);
+BIGNUM *BN_bin2bn(const unsigned char *s, size_t len, BIGNUM *ret);
 int	BN_bn2bin(const BIGNUM *a, unsigned char *to);
-BIGNUM *BN_mpi2bn(const unsigned char *s,int len,BIGNUM *ret);
+BIGNUM *BN_mpi2bn(const unsigned char *s, size_t len, BIGNUM *ret);
 int	BN_bn2mpi(const BIGNUM *a, unsigned char *to);
 int	BN_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b);
 int	BN_usub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b);
@@ -466,6 +466,8 @@ BN_ULONG BN_mod_word(const BIGNUM *a, BN_ULONG w);
 BN_ULONG BN_div_word(BIGNUM *a, BN_ULONG w);
 int	BN_mul_word(BIGNUM *a, BN_ULONG w);
 int	BN_add_word(BIGNUM *a, BN_ULONG w);
+/* Note that this will give an error if w is negative */
+int	BN_add_signed_word(BIGNUM *a, BN_LONG w);
 int	BN_sub_word(BIGNUM *a, BN_ULONG w);
 int	BN_set_word(BIGNUM *a, BN_ULONG w);
 BN_ULONG BN_get_word(const BIGNUM *a);
@@ -500,7 +502,7 @@ int	BN_print(BIO *fp, const BIGNUM *a);
 #else
 int	BN_print(void *fp, const BIGNUM *a);
 #endif
-int	BN_reciprocal(BIGNUM *r, const BIGNUM *m, int len, BN_CTX *ctx);
+int	BN_reciprocal(BIGNUM *r, const BIGNUM *m, size_t len, BN_CTX *ctx);
 int	BN_rshift(BIGNUM *r, const BIGNUM *a, int n);
 int	BN_rshift1(BIGNUM *r, const BIGNUM *a);
 void	BN_clear(BIGNUM *a);
@@ -664,9 +666,9 @@ const BIGNUM *BN_get0_nist_prime_521(void);
 #define bn_expand(a,bits) ((((((bits+BN_BITS2-1))/BN_BITS2)) <= (a)->dmax)?\
 	(a):bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2))
 #define bn_wexpand(a,words) (((words) <= (a)->dmax)?(a):bn_expand2((a),(words)))
-BIGNUM *bn_expand2(BIGNUM *a, int words);
+BIGNUM *bn_expand2(BIGNUM *a, size_t words);
 #ifndef OPENSSL_NO_DEPRECATED
-BIGNUM *bn_dup_expand(const BIGNUM *a, int words); /* unused */
+BIGNUM *bn_dup_expand(const BIGNUM *a, size_t words); /* unused */
 #endif
 
 /* Bignum consistency macros
@@ -762,12 +764,15 @@ int RAND_pseudo_bytes(unsigned char *buf,int num);
 	bn_pollute(a); \
 	}
 
-BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w);
-BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w);
-void     bn_sqr_words(BN_ULONG *rp, const BN_ULONG *ap, int num);
+BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, size_t num,
+			  BN_ULONG w);
+BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, size_t num, BN_ULONG w);
+void     bn_sqr_words(BN_ULONG *rp, const BN_ULONG *ap, size_t num);
 BN_ULONG bn_div_words(BN_ULONG h, BN_ULONG l, BN_ULONG d);
-BN_ULONG bn_add_words(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp,int num);
-BN_ULONG bn_sub_words(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp,int num);
+BN_ULONG bn_add_words(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp,
+		      size_t num);
+BN_ULONG bn_sub_words(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp,
+		      size_t num);
 
 /* Primes from RFC 2409 */
 BIGNUM *get_rfc2409_prime_768(BIGNUM *bn);
@@ -781,7 +786,7 @@ BIGNUM *get_rfc3526_prime_4096(BIGNUM *bn);
 BIGNUM *get_rfc3526_prime_6144(BIGNUM *bn);
 BIGNUM *get_rfc3526_prime_8192(BIGNUM *bn);
 
-int BN_bntest_rand(BIGNUM *rnd, int bits, int top,int bottom);
+int BN_bntest_rand(BIGNUM *rnd, size_t bits, int top, int bottom);
 
 /* BEGIN ERROR CODES */
 /* The following lines are auto generated by the script mkerr.pl. Any changes
diff --git a/crypto/bn/bn_add.c b/crypto/bn/bn_add.c
index 9405163..fa27ff7 100644
--- a/crypto/bn/bn_add.c
+++ b/crypto/bn/bn_add.c
@@ -104,7 +104,7 @@ int BN_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
 /* unsigned add of b to a */
 int BN_uadd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
 	{
-	int max,min,dif;
+	size_t max,min,dif;
 	BN_ULONG *ap,*bp,*rp,carry,t1,t2;
 	const BIGNUM *tmp;
 
@@ -165,7 +165,7 @@ int BN_uadd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
 /* unsigned subtraction of b from a, a must be larger than b. */
 int BN_usub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
 	{
-	int max,min,dif;
+	size_t max,min,dif;
 	register BN_ULONG t1,t2,*ap,*bp,*rp;
 	int i,carry;
 #if defined(IRIX_CC_BUG) && !defined(LINT)
@@ -262,7 +262,7 @@ int BN_usub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
 
 int BN_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
 	{
-	int max;
+	size_t max;
 	int add=0,neg=0;
 	const BIGNUM *tmp;
 
diff --git a/crypto/bn/bn_div.c b/crypto/bn/bn_div.c
index 6db472f..68ff960 100644
--- a/crypto/bn/bn_div.c
+++ b/crypto/bn/bn_div.c
@@ -181,11 +181,12 @@ static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,
 int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
 	   BN_CTX *ctx)
 	{
-	int norm_shift,i,loop;
+	int norm_shift,i;
+	size_t loop;
 	BIGNUM *tmp,wnum,*snum,*sdiv,*res;
 	BN_ULONG *resp,*wnump;
 	BN_ULONG d0,d1;
-	int num_n,div_n;
+	size_t num_n,div_n;
 
 	/* Invalid zero-padding would have particularly bad consequences
 	 * in the case of 'num', so don't just rely on bn_check_top() for this one
@@ -265,7 +266,7 @@ int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
 	resp= &(res->d[loop-1]);
 
 	/* space for temp */
-	if (!bn_wexpand(tmp,(div_n+1))) goto err;
+	if (!bn_wexpand(tmp, div_n+1)) goto err;
 
 	if (BN_ucmp(&wnum,sdiv) >= 0)
 		{
@@ -429,7 +430,7 @@ static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,
 	BIGNUM *tmp,wnum,*snum,*sdiv,*res;
 	BN_ULONG *resp,*wnump;
 	BN_ULONG d0,d1;
-	int num_n,div_n;
+	size_t num_n,div_n;
 
 	bn_check_top(dv);
 	bn_check_top(rm);
@@ -498,12 +499,12 @@ static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,
 
 	/* Setup to 'res' */
 	res->neg= (num->neg^divisor->neg);
-	if (!bn_wexpand(res,(loop+1))) goto err;
+	if (!bn_wexpand(res,loop+1U)) goto err;
 	res->top=loop-1;
 	resp= &(res->d[loop-1]);
 
 	/* space for temp */
-	if (!bn_wexpand(tmp,(div_n+1))) goto err;
+	if (!bn_wexpand(tmp,div_n+1U)) goto err;
 
 	/* if res->top == 0 then clear the neg value otherwise decrease
 	 * the resp pointer */
diff --git a/crypto/bn/bn_exp.c b/crypto/bn/bn_exp.c
index 70a33f0..ac590e0 100644
--- a/crypto/bn/bn_exp.c
+++ b/crypto/bn/bn_exp.c
@@ -521,7 +521,8 @@ err:
  * as cache lines are concerned.  The following functions are used to transfer a BIGNUM
  * from/to that table. */
 
-static int MOD_EXP_CTIME_COPY_TO_PREBUF(BIGNUM *b, int top, unsigned char *buf, int idx, int width)
+static int MOD_EXP_CTIME_COPY_TO_PREBUF(BIGNUM *b, size_t top,
+					unsigned char *buf, int idx, int width)
 	{
 	size_t i, j;
 
@@ -541,7 +542,9 @@ static int MOD_EXP_CTIME_COPY_TO_PREBUF(BIGNUM *b, int top, unsigned char *buf,
 	return 1;
 	}
 
-static int MOD_EXP_CTIME_COPY_FROM_PREBUF(BIGNUM *b, int top, unsigned char *buf, int idx, int width)
+static int MOD_EXP_CTIME_COPY_FROM_PREBUF(BIGNUM *b, size_t top,
+					  unsigned char *buf, int idx,
+					  int width)
 	{
 	size_t i, j;
 
@@ -572,14 +575,14 @@ int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
 		    const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)
 	{
 	int i,bits,ret=0,idx,window,wvalue;
-	int top;
+	size_t top;
  	BIGNUM *r;
 	const BIGNUM *aa;
 	BN_MONT_CTX *mont=NULL;
 
 	int numPowers;
 	unsigned char *powerbufFree=NULL;
-	int powerbufLen = 0;
+	size_t powerbufLen = 0;
 	unsigned char *powerbuf=NULL;
 	BIGNUM *computeTemp=NULL, *am=NULL;
 
@@ -625,7 +628,7 @@ int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
 	 */
 	numPowers = 1 << window;
 	powerbufLen = sizeof(m->d[0])*top*numPowers;
-	if ((powerbufFree=(unsigned char*)OPENSSL_malloc(powerbufLen+MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH)) == NULL)
+	if ((powerbufFree=OPENSSL_malloc(powerbufLen+MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH)) == NULL)
 		goto err;
 		
 	powerbuf = MOD_EXP_CTIME_ALIGN(powerbufFree);
diff --git a/crypto/bn/bn_lcl.h b/crypto/bn/bn_lcl.h
index 8e5e98e..857616d 100644
--- a/crypto/bn/bn_lcl.h
+++ b/crypto/bn/bn_lcl.h
@@ -113,6 +113,7 @@
 #define HEADER_BN_LCL_H
 
 #include <openssl/bn.h>
+#include <unistd.h>
 
 #ifdef  __cplusplus
 extern "C" {
@@ -468,21 +469,22 @@ void bn_sqr_comba4(BN_ULONG *r,const BN_ULONG *a);
 int bn_cmp_words(const BN_ULONG *a,const BN_ULONG *b,int n);
 int bn_cmp_part_words(const BN_ULONG *a, const BN_ULONG *b,
 	int cl, int dl);
-void bn_mul_recursive(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b,int n2,
-	int dna,int dnb,BN_ULONG *t);
-void bn_mul_part_recursive(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b,
-	int n,int tna,int tnb,BN_ULONG *t);
-void bn_sqr_recursive(BN_ULONG *r,const BN_ULONG *a, int n2, BN_ULONG *t);
-void bn_mul_low_normal(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b, int n);
-void bn_mul_low_recursive(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b,int n2,
-	BN_ULONG *t);
-void bn_mul_high(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b,BN_ULONG *l,int n2,
-	BN_ULONG *t);
+void bn_mul_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, size_t n2,
+		      int dna, int dnb, BN_ULONG *t);
+void bn_mul_part_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b,
+			   int n, int tna, int tnb, BN_ULONG *t);
+void bn_sqr_recursive(BN_ULONG *r, const BN_ULONG *a, int n2, BN_ULONG *t);
+void bn_mul_low_normal(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n);
+void bn_mul_low_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n2,
+			  BN_ULONG *t);
+void bn_mul_high(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, BN_ULONG *l, int n2,
+		 BN_ULONG *t);
 BN_ULONG bn_add_part_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
-	int cl, int dl);
+			   size_t cl, ssize_t dl);
 BN_ULONG bn_sub_part_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
-	int cl, int dl);
-int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,const BN_ULONG *n0, int num);
+			   int cl, int dl);
+int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp,
+		const BN_ULONG *np,const BN_ULONG *n0, int num);
 
 #ifdef  __cplusplus
 }
diff --git a/crypto/bn/bn_lib.c b/crypto/bn/bn_lib.c
index 0c6e7e5..f22d358 100644
--- a/crypto/bn/bn_lib.c
+++ b/crypto/bn/bn_lib.c
@@ -315,7 +315,7 @@ BIGNUM *BN_new(void)
 
 /* This is used both by bn_expand2() and bn_dup_expand() */
 /* The caller MUST check that words > b->dmax before calling this */
-static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
+static BN_ULONG *bn_expand_internal(const BIGNUM *b, size_t words)
 	{
 	BN_ULONG *A,*a = NULL;
 	const BN_ULONG *B;
@@ -391,7 +391,7 @@ static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
  */
 
 #ifndef OPENSSL_NO_DEPRECATED
-BIGNUM *bn_dup_expand(const BIGNUM *b, int words)
+BIGNUM *bn_dup_expand(const BIGNUM *b, size_t words)
 	{
 	BIGNUM *r = NULL;
 
@@ -442,7 +442,7 @@ BIGNUM *bn_dup_expand(const BIGNUM *b, int words)
  * It is mostly used by the various BIGNUM routines. If there is an error,
  * NULL is returned. If not, 'b' is returned. */
 
-BIGNUM *bn_expand2(BIGNUM *b, int words)
+BIGNUM *bn_expand2(BIGNUM *b, size_t words)
 	{
 	bn_check_top(b);
 
@@ -594,7 +594,7 @@ int BN_set_word(BIGNUM *a, BN_ULONG w)
 	return(1);
 	}
 
-BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret)
+BIGNUM *BN_bin2bn(const unsigned char *s, size_t len, BIGNUM *ret)
 	{
 	unsigned int i,m;
 	unsigned int n;
@@ -614,7 +614,7 @@ BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret)
 		}
 	i=((n-1)/BN_BYTES)+1;
 	m=((n-1)%(BN_BYTES));
-	if (bn_wexpand(ret, (int)i) == NULL)
+	if (bn_wexpand(ret, i) == NULL)
 		{
 		if (bn) BN_free(bn);
 		return NULL;
@@ -718,7 +718,7 @@ int BN_cmp(const BIGNUM *a, const BIGNUM *b)
 
 int BN_set_bit(BIGNUM *a, int n)
 	{
-	int i,j,k;
+	size_t i,j,k;
 
 	if (n < 0)
 		return 0;
diff --git a/crypto/bn/bn_mpi.c b/crypto/bn/bn_mpi.c
index a054d21..da2d2c4 100644
--- a/crypto/bn/bn_mpi.c
+++ b/crypto/bn/bn_mpi.c
@@ -88,7 +88,7 @@ int BN_bn2mpi(const BIGNUM *a, unsigned char *d)
 	return(num+4+ext);
 	}
 
-BIGNUM *BN_mpi2bn(const unsigned char *d, int n, BIGNUM *a)
+BIGNUM *BN_mpi2bn(const unsigned char *d, size_t n, BIGNUM *a)
 	{
 	long len;
 	int neg=0;
diff --git a/crypto/bn/bn_mul.c b/crypto/bn/bn_mul.c
index b848c8c..6938c88 100644
--- a/crypto/bn/bn_mul.c
+++ b/crypto/bn/bn_mul.c
@@ -78,8 +78,8 @@
    assembler counterparts for the systems that use assembler files.  */
 
 BN_ULONG bn_sub_part_words(BN_ULONG *r,
-	const BN_ULONG *a, const BN_ULONG *b,
-	int cl, int dl)
+			   const BN_ULONG *a, const BN_ULONG *b,
+			   size_t cl, ssize_t dl)
 	{
 	BN_ULONG c, t;
 
@@ -126,7 +126,7 @@ BN_ULONG bn_sub_part_words(BN_ULONG *r,
 		}
 	else
 		{
-		int save_dl = dl;
+		ssize_t save_dl = dl;
 #ifdef BN_COUNT
 		fprintf(stderr, "  bn_sub_part_words %d + %d (dl > 0, c = %d)\n", cl, dl, c);
 #endif
@@ -205,8 +205,8 @@ BN_ULONG bn_sub_part_words(BN_ULONG *r,
 #endif
 
 BN_ULONG bn_add_part_words(BN_ULONG *r,
-	const BN_ULONG *a, const BN_ULONG *b,
-	int cl, int dl)
+			   const BN_ULONG *a, const BN_ULONG *b,
+			   size_t cl, ssize_t dl)
 	{
 	BN_ULONG c, l, t;
 
@@ -222,7 +222,7 @@ BN_ULONG bn_add_part_words(BN_ULONG *r,
 
 	if (dl < 0)
 		{
-		int save_dl = dl;
+		ssize_t save_dl = dl;
 #ifdef BN_COUNT
 		fprintf(stderr, "  bn_add_part_words %d + %d (dl < 0, c = %d)\n", cl, dl, c);
 #endif
@@ -390,8 +390,8 @@ BN_ULONG bn_add_part_words(BN_ULONG *r,
  * a[1]*b[1]
  */
 /* dnX may not be positive, but n2/2+dnX has to be */
-void bn_mul_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n2,
-	int dna, int dnb, BN_ULONG *t)
+void bn_mul_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, size_t n2,
+		      int dna, int dnb, BN_ULONG *t)
 	{
 	int n=n2/2,c1,c2;
 	int tna=n+dna, tnb=n+dnb;
@@ -505,16 +505,16 @@ void bn_mul_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n2,
 	 * r[32] holds (b[1]*b[1])
 	 */
 
-	c1=(int)(bn_add_words(t,r,&(r[n2]),n2));
+	c1=bn_add_words(t,r,&(r[n2]),n2);
 
 	if (neg) /* if t[32] is negative */
 		{
-		c1-=(int)(bn_sub_words(&(t[n2]),t,&(t[n2]),n2));
+		c1-=bn_sub_words(&(t[n2]),t,&(t[n2]),n2);
 		}
 	else
 		{
 		/* Might have a carry */
-		c1+=(int)(bn_add_words(&(t[n2]),&(t[n2]),t,n2));
+		c1+=bn_add_words(&(t[n2]),&(t[n2]),t,n2);
 		}
 
 	/* t[32] holds (a[0]-a[1])*(b[1]-b[0])+(a[0]*b[0])+(a[1]*b[1])
@@ -522,7 +522,7 @@ void bn_mul_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n2,
 	 * r[32] holds (b[1]*b[1])
 	 * c1 holds the carry bits
 	 */
-	c1+=(int)(bn_add_words(&(r[n]),&(r[n]),&(t[n2]),n2));
+	c1+=bn_add_words(&(r[n]),&(r[n]),&(t[n2]),n2);
 	if (c1)
 		{
 		p= &(r[n+n2]);
diff --git a/crypto/bn/bn_nist.c b/crypto/bn/bn_nist.c
index ea991c9..4d07a0d 100644
--- a/crypto/bn/bn_nist.c
+++ b/crypto/bn/bn_nist.c
@@ -415,7 +415,8 @@ int BN_nist_mod_192(BIGNUM *r, const BIGNUM *a, const BIGNUM *field,
 	return 1;
 	}
 
-typedef BN_ULONG (*bn_addsub_f)(BN_ULONG *,const BN_ULONG *,const BN_ULONG *,int);
+typedef BN_ULONG (*bn_addsub_f)(BN_ULONG *, const BN_ULONG *, const BN_ULONG *,
+				size_t);
 
 #define nist_set_224(to, from, a1, a2, a3, a4, a5, a6, a7) \
 	{ \
@@ -429,7 +430,7 @@ typedef BN_ULONG (*bn_addsub_f)(BN_ULONG *,const BN_ULONG *,const BN_ULONG *,int
 	}
 
 int BN_nist_mod_224(BIGNUM *r, const BIGNUM *a, const BIGNUM *field,
-	BN_CTX *ctx)
+		    BN_CTX *ctx)
 	{
 	int	top = a->top, i;
 	int	carry;
diff --git a/crypto/bn/bn_print.c b/crypto/bn/bn_print.c
index bebb466..521e8a3 100644
--- a/crypto/bn/bn_print.c
+++ b/crypto/bn/bn_print.c
@@ -71,7 +71,7 @@ char *BN_bn2hex(const BIGNUM *a)
 	char *buf;
 	char *p;
 
-	buf=(char *)OPENSSL_malloc(a->top*BN_BYTES*2+2);
+	buf=OPENSSL_malloc(a->top*BN_BYTES*2+2);
 	if (buf == NULL)
 		{
 		BNerr(BN_F_BN_BN2HEX,ERR_R_MALLOC_FAILURE);
@@ -116,7 +116,7 @@ char *BN_bn2dec(const BIGNUM *a)
 	i=BN_num_bits(a)*3;
 	num=(i/10+i/1000+1)+1;
 	bn_data=(BN_ULONG *)OPENSSL_malloc((num/BN_DEC_NUM+1)*sizeof(BN_ULONG));
-	buf=(char *)OPENSSL_malloc(num+3);
+	buf=OPENSSL_malloc(num+3);
 	if ((buf == NULL) || (bn_data == NULL))
 		{
 		BNerr(BN_F_BN_BN2DEC,ERR_R_MALLOC_FAILURE);
diff --git a/crypto/bn/bn_rand.c b/crypto/bn/bn_rand.c
index b376c28..a58a779 100644
--- a/crypto/bn/bn_rand.c
+++ b/crypto/bn/bn_rand.c
@@ -208,18 +208,18 @@ err:
 	return(ret);
 	}
 
-int     BN_rand(BIGNUM *rnd, int bits, int top, int bottom)
+int     BN_rand(BIGNUM *rnd, size_t bits, int top, int bottom)
 	{
 	return bnrand(0, rnd, bits, top, bottom);
 	}
 
-int     BN_pseudo_rand(BIGNUM *rnd, int bits, int top, int bottom)
+int     BN_pseudo_rand(BIGNUM *rnd, size_t bits, int top, int bottom)
 	{
 	return bnrand(1, rnd, bits, top, bottom);
 	}
 
 #if 1
-int     BN_bntest_rand(BIGNUM *rnd, int bits, int top, int bottom)
+int     BN_bntest_rand(BIGNUM *rnd, size_t bits, int top, int bottom)
 	{
 	return bnrand(2, rnd, bits, top, bottom);
 	}
@@ -229,7 +229,8 @@ int     BN_bntest_rand(BIGNUM *rnd, int bits, int top, int bottom)
 /* random number r:  0 <= r < range */
 static int bn_rand_range(int pseudo, BIGNUM *r, const BIGNUM *range)
 	{
-	int (*bn_rand)(BIGNUM *, int, int, int) = pseudo ? BN_pseudo_rand : BN_rand;
+	int (*bn_rand)(BIGNUM *, size_t, int, int)
+	    = pseudo ? BN_pseudo_rand : BN_rand;
 	int n;
 	int count = 100;
 
diff --git a/crypto/bn/bn_recp.c b/crypto/bn/bn_recp.c
index 2e8efb8..20ee319 100644
--- a/crypto/bn/bn_recp.c
+++ b/crypto/bn/bn_recp.c
@@ -214,7 +214,7 @@ err:
  * we can do faster division if the remainder is not required.
  */
 /* r := 2^len / m */
-int BN_reciprocal(BIGNUM *r, const BIGNUM *m, int len, BN_CTX *ctx)
+int BN_reciprocal(BIGNUM *r, const BIGNUM *m, size_t len, BN_CTX *ctx)
 	{
 	int ret= -1;
 	BIGNUM *t;
diff --git a/crypto/bn/bn_word.c b/crypto/bn/bn_word.c
index ee7b87c..d83032c 100644
--- a/crypto/bn/bn_word.c
+++ b/crypto/bn/bn_word.c
@@ -168,6 +168,13 @@ int BN_add_word(BIGNUM *a, BN_ULONG w)
 	return(1);
 	}
 
+int BN_add_signed_word(BIGNUM *a, BN_LONG w)
+	{
+	if(w < 0)
+		return 0;
+	return BN_add_word(a, (BN_ULONG)w);
+	}
+
 int BN_sub_word(BIGNUM *a, BN_ULONG w)
 	{
 	int i;
diff --git a/crypto/crypto.h b/crypto/crypto.h
index ff09bc5..1df5926 100644
--- a/crypto/crypto.h
+++ b/crypto/crypto.h
@@ -365,7 +365,7 @@ int CRYPTO_is_mem_check_on(void);
 #define MemCheck_off()	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
 #define is_MemCheck_on() CRYPTO_is_mem_check_on()
 
-#define OPENSSL_malloc(num)	CRYPTO_malloc((int)num,__FILE__,__LINE__)
+#define OPENSSL_malloc(num)	CRYPTO_malloc(num,__FILE__,__LINE__)
 #define OPENSSL_strdup(str)	CRYPTO_strdup((str),__FILE__,__LINE__)
 #define OPENSSL_realloc(addr,num) \
 	CRYPTO_realloc((char *)addr,(int)num,__FILE__,__LINE__)
@@ -469,8 +469,10 @@ int CRYPTO_set_mem_ex_functions(void *(*m)(size_t,const char *,int),
                                 void (*f)(void *));
 int CRYPTO_set_locked_mem_ex_functions(void *(*m)(size_t,const char *,int),
                                        void (*free_func)(void *));
-int CRYPTO_set_mem_debug_functions(void (*m)(void *,int,const char *,int,int),
-				   void (*r)(void *,void *,int,const char *,int,int),
+int CRYPTO_set_mem_debug_functions(void (*m)(void *,size_t,const char *,int,
+					     int),
+				   void (*r)(void *,void *,size_t,const char *,
+					     int,int),
 				   void (*f)(void *,int),
 				   void (*so)(long),
 				   long (*go)(void));
@@ -481,21 +483,23 @@ void CRYPTO_get_mem_ex_functions(void *(**m)(size_t,const char *,int),
                                  void (**f)(void *));
 void CRYPTO_get_locked_mem_ex_functions(void *(**m)(size_t,const char *,int),
                                         void (**f)(void *));
-void CRYPTO_get_mem_debug_functions(void (**m)(void *,int,const char *,int,int),
-				    void (**r)(void *,void *,int,const char *,int,int),
+void CRYPTO_get_mem_debug_functions(void (**m)(void *,size_t,const char *,int,
+					       int),
+				    void (**r)(void *,void *,size_t,
+					       const char *,int,int),
 				    void (**f)(void *,int),
 				    void (**so)(long),
 				    long (**go)(void));
 
-void *CRYPTO_malloc_locked(int num, const char *file, int line);
+void *CRYPTO_malloc_locked(size_t num, const char *file, int line);
 void CRYPTO_free_locked(void *);
-void *CRYPTO_malloc(int num, const char *file, int line);
+void *CRYPTO_malloc(size_t num, const char *file, int line);
 char *CRYPTO_strdup(const char *str, const char *file, int line);
 void CRYPTO_free(void *);
-void *CRYPTO_realloc(void *addr,int num, const char *file, int line);
-void *CRYPTO_realloc_clean(void *addr,int old_num,int num,const char *file,
-			   int line);
-void *CRYPTO_remalloc(void *addr,int num, const char *file, int line);
+void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line);
+void *CRYPTO_realloc_clean(void *addr, size_t old_num, size_t num,
+			   const char *file, int line);
+void *CRYPTO_remalloc(void *addr, size_t num, const char *file, int line);
 
 void OPENSSL_cleanse(void *ptr, size_t len);
 
@@ -516,8 +520,10 @@ int CRYPTO_remove_all_info(void);
  * 0:	called before the actual memory allocation has taken place
  * 1:	called after the actual memory allocation has taken place
  */
-void CRYPTO_dbg_malloc(void *addr,int num,const char *file,int line,int before_p);
-void CRYPTO_dbg_realloc(void *addr1,void *addr2,int num,const char *file,int line,int before_p);
+void CRYPTO_dbg_malloc(void *addr,size_t num,const char *file,int line,
+		       int before_p);
+void CRYPTO_dbg_realloc(void *addr1,void *addr2,size_t num,const char *file,
+			int line,int before_p);
 void CRYPTO_dbg_free(void *addr,int before_p);
 /* Tell the debugging code about options.  By default, the following values
  * apply:
diff --git a/crypto/mem.c b/crypto/mem.c
index 6f80dd3..e868d64 100644
--- a/crypto/mem.c
+++ b/crypto/mem.c
@@ -103,9 +103,9 @@ static void (*free_locked_func)(void *)     = free;
 /* XXX use correct function pointer types */
 #ifdef CRYPTO_MDEBUG
 /* use default functions from mem_dbg.c */
-static void (*malloc_debug_func)(void *,int,const char *,int,int)
+static void (*malloc_debug_func)(void *,size_t,const char *,int,int)
 	= CRYPTO_dbg_malloc;
-static void (*realloc_debug_func)(void *,void *,int,const char *,int,int)
+static void (*realloc_debug_func)(void *,void *,size_t,const char *,int,int)
 	= CRYPTO_dbg_realloc;
 static void (*free_debug_func)(void *,int) = CRYPTO_dbg_free;
 static void (*set_debug_options_func)(long) = CRYPTO_dbg_set_options;
@@ -178,8 +178,8 @@ int CRYPTO_set_locked_mem_ex_functions(
 	return 1;
 	}
 
-int CRYPTO_set_mem_debug_functions(void (*m)(void *,int,const char *,int,int),
-				   void (*r)(void *,void *,int,const char *,int,int),
+int CRYPTO_set_mem_debug_functions(void (*m)(void *,size_t,const char *,int,int),
+				   void (*r)(void *,void *,size_t,const char *,int,int),
 				   void (*f)(void *,int),
 				   void (*so)(long),
 				   long (*go)(void))
@@ -233,8 +233,8 @@ void CRYPTO_get_locked_mem_ex_functions(
 	if (f != NULL) *f=free_locked_func;
 	}
 
-void CRYPTO_get_mem_debug_functions(void (**m)(void *,int,const char *,int,int),
-				    void (**r)(void *,void *,int,const char *,int,int),
+void CRYPTO_get_mem_debug_functions(void (**m)(void *,size_t,const char *,int,int),
+				    void (**r)(void *,void *,size_t,const char *,int,int),
 				    void (**f)(void *,int),
 				    void (**so)(long),
 				    long (**go)(void))
@@ -247,7 +247,7 @@ void CRYPTO_get_mem_debug_functions(void (**m)(void *,int,const char *,int,int),
 	}
 
 
-void *CRYPTO_malloc_locked(int num, const char *file, int line)
+void *CRYPTO_malloc_locked(size_t num, const char *file, int line)
 	{
 	void *ret = NULL;
 
@@ -291,7 +291,7 @@ void CRYPTO_free_locked(void *str)
 		free_debug_func(NULL, 1);
 	}
 
-void *CRYPTO_malloc(int num, const char *file, int line)
+void *CRYPTO_malloc(size_t num, const char *file, int line)
 	{
 	void *ret = NULL;
 
@@ -330,7 +330,7 @@ char *CRYPTO_strdup(const char *str, const char *file, int line)
 	return ret;
 	}
 
-void *CRYPTO_realloc(void *str, int num, const char *file, int line)
+void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)
 	{
 	void *ret = NULL;
 
@@ -351,8 +351,8 @@ void *CRYPTO_realloc(void *str, int num, const char *file, int line)
 	return ret;
 	}
 
-void *CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file,
-			   int line)
+void *CRYPTO_realloc_clean(void *str, size_t old_len, size_t num,
+			   const char *file, int line)
 	{
 	void *ret = NULL;
 
@@ -393,10 +393,10 @@ void CRYPTO_free(void *str)
 		free_debug_func(NULL, 1);
 	}
 
-void *CRYPTO_remalloc(void *a, int num, const char *file, int line)
+void *CRYPTO_remalloc(void *a, size_t num, const char *file, int line)
 	{
 	if (a != NULL) OPENSSL_free(a);
-	a=(char *)OPENSSL_malloc(num);
+	a=OPENSSL_malloc(num);
 	return(a);
 	}
 
diff --git a/crypto/mem_dbg.c b/crypto/mem_dbg.c
index 131669a..f80060d 100644
--- a/crypto/mem_dbg.c
+++ b/crypto/mem_dbg.c
@@ -478,7 +478,7 @@ int CRYPTO_remove_all_info(void)
 
 
 static unsigned long break_order_num=0;
-void CRYPTO_dbg_malloc(void *addr, int num, const char *file, int line,
+void CRYPTO_dbg_malloc(void *addr, size_t num, const char *file, int line,
 	int before_p)
 	{
 	MEM *m,*mm;
@@ -602,8 +602,8 @@ void CRYPTO_dbg_free(void *addr, int before_p)
 		}
 	}
 
-void CRYPTO_dbg_realloc(void *addr1, void *addr2, int num,
-	const char *file, int line, int before_p)
+void CRYPTO_dbg_realloc(void *addr1, void *addr2, size_t num,
+			const char *file, int line, int before_p)
 	{
 	MEM m,*mp;
 
@@ -666,7 +666,7 @@ static void print_leak_doall_arg(const MEM *m, MEM_LEAK *l)
 	char buf[1024];
 	char *bufp = buf;
 	APP_INFO *amip;
-	int ami_cnt;
+	size_t ami_cnt;
 	struct tm *lcl = NULL;
 	CRYPTO_THREADID ti;
 
@@ -712,7 +712,7 @@ static void print_leak_doall_arg(const MEM *m, MEM_LEAK *l)
 
 	do
 		{
-		int buf_len;
+		size_t buf_len;
 		int info_len;
 
 		ami_cnt++;
diff --git a/crypto/objects/o_names.c b/crypto/objects/o_names.c
index 84380a9..992a6ee 100644
--- a/crypto/objects/o_names.c
+++ b/crypto/objects/o_names.c
@@ -289,7 +289,7 @@ void OBJ_NAME_do_all(int type,void (*fn)(const OBJ_NAME *,void *arg),void *arg)
 struct doall_sorted
 	{
 	int type;
-	int n;
+	size_t n;
 	const OBJ_NAME **names;
 	};
 
@@ -322,7 +322,7 @@ void OBJ_NAME_do_all_sorted(int type,void (*fn)(const OBJ_NAME *,void *arg),
 	d.n=0;
 	OBJ_NAME_do_all(type,do_all_sorted_fn,&d);
 
-	qsort((void *)d.names,d.n,sizeof *d.names,do_all_sorted_cmp);
+	qsort(d.names,d.n,sizeof *d.names,do_all_sorted_cmp);
 
 	for(n=0 ; n < d.n ; ++n)
 		fn(d.names[n],arg);
diff --git a/crypto/objects/obj_dat.c b/crypto/objects/obj_dat.c
index e999ef7..1582d61 100644
--- a/crypto/objects/obj_dat.c
+++ b/crypto/objects/obj_dat.c
@@ -431,7 +431,8 @@ ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
 	unsigned char *buf;
 	unsigned char *p;
 	const unsigned char *cp;
-	int i, j;
+	size_t i;
+	size_t j;
 
 	if(!no_name) {
 		if( ((nid = OBJ_sn2nid(s)) != NID_undef) ||
@@ -441,7 +442,7 @@ ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
 
 	/* Work out size of content octets */
 	i=a2d_ASN1_OBJECT(NULL,0,s,-1);
-	if (i <= 0) {
+	if (i == 0) {
 		/* Don't clear the error */
 		/*ERR_clear_error();*/
 		return NULL;
@@ -449,7 +450,7 @@ ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
 	/* Work out total size */
 	j = ASN1_object_size(0,i,V_ASN1_OBJECT);
 
-	if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL;
+	if((buf=OPENSSL_malloc(j)) == NULL) return NULL;
 
 	p = buf;
 	/* Write out tag+length */
@@ -463,7 +464,7 @@ ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
 	return op;
 	}
 
-int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)
+int OBJ_obj2txt(char *buf, size_t buf_len, const ASN1_OBJECT *a, int no_name)
 {
 	int i,n=0,len,nid, first, use_bn;
 	BIGNUM *bl;
@@ -508,7 +509,7 @@ int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)
 				goto err;
 			if (use_bn)
 				{
-				if (!BN_add_word(bl, c & 0x7f))
+				if (!BN_add_word(bl, c & 0x7fU))
 					goto err;
 				}
 			else
@@ -782,12 +783,13 @@ int OBJ_create(const char *oid, const char *sn, const char *ln)
 	int ok=0;
 	ASN1_OBJECT *op=NULL;
 	unsigned char *buf;
-	int i;
+	size_t i;
 
 	i=a2d_ASN1_OBJECT(NULL,0,oid,-1);
-	if (i <= 0) return(0);
+	if (i == 0)
+	    return 0;
 
-	if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL)
+	if ((buf=OPENSSL_malloc(i)) == NULL)
 		{
 		OBJerr(OBJ_F_OBJ_CREATE,ERR_R_MALLOC_FAILURE);
 		return(0);
@@ -795,7 +797,7 @@ int OBJ_create(const char *oid, const char *sn, const char *ln)
 	i=a2d_ASN1_OBJECT(buf,i,oid,-1);
 	if (i == 0)
 		goto err;
-	op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln);
+	op=ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln);
 	if (op == NULL) 
 		goto err;
 	ok=OBJ_add_object(op);
diff --git a/crypto/objects/objects.h b/crypto/objects/objects.h
index 65b6f01..10c198a 100644
--- a/crypto/objects/objects.h
+++ b/crypto/objects/objects.h
@@ -1006,7 +1006,8 @@ const char *	OBJ_nid2ln(int n);
 const char *	OBJ_nid2sn(int n);
 int		OBJ_obj2nid(const ASN1_OBJECT *o);
 ASN1_OBJECT *	OBJ_txt2obj(const char *s, int no_name);
-int	OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name);
+int             OBJ_obj2txt(char *buf, size_t buf_len, const ASN1_OBJECT *a,
+			    int no_name);
 int		OBJ_txt2nid(const char *s);
 int		OBJ_ln2nid(const char *s);
 int		OBJ_sn2nid(const char *s);