Constify ASN1_TYPE_get, ASN1_STRING_type, ASN1_STRING_to_UTF8, ASN1_TYPE_get_octetstring & co...

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1300)

5 files changed, 7 insertions, 7 deletions

diff --git a/crypto/asn1/a_strex.c b/crypto/asn1/a_strex.c
index eb55c6b5d7..7bcc6cda8e 100644
--- a/crypto/asn1/a_strex.c
+++ b/crypto/asn1/a_strex.c
@@ -569,7 +569,7 @@ int ASN1_STRING_print_ex_fp(FILE *fp, ASN1_STRING *str, unsigned long flags)
  * in output string or a negative error code
  */
 
-int ASN1_STRING_to_UTF8(unsigned char **out, ASN1_STRING *in)
+int ASN1_STRING_to_UTF8(unsigned char **out, const ASN1_STRING *in)
 {
     ASN1_STRING stmp, *str = &stmp;
     int mbflag, type, ret;
diff --git a/crypto/asn1/a_type.c b/crypto/asn1/a_type.c
index 8547513e3a..42dbcbfffc 100644
--- a/crypto/asn1/a_type.c
+++ b/crypto/asn1/a_type.c
@@ -13,7 +13,7 @@
 #include <openssl/objects.h>
 #include "asn1_locl.h"
 
-int ASN1_TYPE_get(ASN1_TYPE *a)
+int ASN1_TYPE_get(const ASN1_TYPE *a)
 {
     if ((a->value.ptr != NULL) || (a->type == V_ASN1_NULL))
         return (a->type);
diff --git a/crypto/asn1/asn1_lib.c b/crypto/asn1/asn1_lib.c
index aecb4adb5b..92604ead86 100644
--- a/crypto/asn1/asn1_lib.c
+++ b/crypto/asn1/asn1_lib.c
@@ -354,7 +354,7 @@ void ASN1_STRING_length_set(ASN1_STRING *x, int len)
     x->length = len;
 }
 
-int ASN1_STRING_type(ASN1_STRING *x)
+int ASN1_STRING_type(const ASN1_STRING *x)
 {
     return x->type;
 }
diff --git a/crypto/asn1/evp_asn1.c b/crypto/asn1/evp_asn1.c
index f7416e5550..ad3a5bc7a0 100644
--- a/crypto/asn1/evp_asn1.c
+++ b/crypto/asn1/evp_asn1.c
@@ -27,7 +27,7 @@ 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)
+int ASN1_TYPE_get_octetstring(const ASN1_TYPE *a, unsigned char *data, int max_len)
 {
     int ret, num;
     unsigned char *p;
@@ -80,7 +80,7 @@ int ASN1_TYPE_set_int_octetstring(ASN1_TYPE *a, long num, unsigned char *data,
  * we return the actual length...
  */
 /* int max_len:  for returned value    */
-int ASN1_TYPE_get_int_octetstring(ASN1_TYPE *a, long *num,
+int ASN1_TYPE_get_int_octetstring(const ASN1_TYPE *a, long *num,
                                   unsigned char *data, int max_len)
 {
     asn1_int_oct *atmp = NULL;
diff --git a/crypto/x509/x_name.c b/crypto/x509/x_name.c
index ebb66a1aef..a2eb709c83 100644
--- a/crypto/x509/x_name.c
+++ b/crypto/x509/x_name.c
@@ -35,7 +35,7 @@ static void x509_name_ex_free(ASN1_VALUE **val, const ASN1_ITEM *it);
 
 static int x509_name_encode(X509_NAME *a);
 static int x509_name_canon(X509_NAME *a);
-static int asn1_string_canon(ASN1_STRING *out, ASN1_STRING *in);
+static int asn1_string_canon(ASN1_STRING *out, const ASN1_STRING *in);
 static int i2d_name_canon(STACK_OF(STACK_OF_X509_NAME_ENTRY) * intname,
                           unsigned char **in);
 
@@ -380,7 +380,7 @@ static int x509_name_canon(X509_NAME *a)
         | B_ASN1_PRINTABLESTRING | B_ASN1_T61STRING | B_ASN1_IA5STRING \
         | B_ASN1_VISIBLESTRING)
 
-static int asn1_string_canon(ASN1_STRING *out, ASN1_STRING *in)
+static int asn1_string_canon(ASN1_STRING *out, const ASN1_STRING *in)
 {
     unsigned char *to, *from;
     int len, i;