Replace 4 casts with 1

Changing the type of the |str| variable in asn1pars enables us to remove
4 casts with just 1. This silences an OpenBSD warning along the way.

RT4378

Reviewed-by: Richard Levitte <levitte@openssl.org>

1 files changed, 7 insertions, 6 deletions

diff --git a/apps/asn1pars.c b/apps/asn1pars.c
index d3b1970def..64a2d850cb 100644
--- a/apps/asn1pars.c
+++ b/apps/asn1pars.c
@@ -61,7 +61,8 @@ int asn1parse_main(int argc, char **argv)
     BUF_MEM *buf = NULL;
     STACK_OF(OPENSSL_STRING) *osk = NULL;
     char *genstr = NULL, *genconf = NULL;
-    char *infile = NULL, *str = NULL, *oidfile = NULL, *derfile = NULL;
+    char *infile = NULL, *oidfile = NULL, *derfile = NULL;
+    unsigned char *str = NULL;
     char *name = NULL, *header = NULL, *prog;
     const unsigned char *ctmpbuf;
     int indent = 0, noout = 0, dump = 0, strictpem = 0, informat = FORMAT_PEM;
@@ -154,7 +155,7 @@ int asn1parse_main(int argc, char **argv)
         goto end;
 
     if (strictpem) {
-        if (PEM_read_bio(in, &name, &header, (unsigned char **)&str, &num) !=
+        if (PEM_read_bio(in, &name, &header, &str, &num) !=
             1) {
             BIO_printf(bio_err, "Error reading PEM file\n");
             ERR_print_errors(bio_err);
@@ -198,14 +199,14 @@ int asn1parse_main(int argc, char **argv)
                 num += i;
             }
         }
-        str = buf->data;
+        str = (unsigned char *)buf->data;
 
     }
 
     /* If any structs to parse go through in sequence */
 
     if (sk_OPENSSL_STRING_num(osk)) {
-        tmpbuf = (unsigned char *)str;
+        tmpbuf = str;
         tmplen = num;
         for (i = 0; i < sk_OPENSSL_STRING_num(osk); i++) {
             ASN1_TYPE *atmp;
@@ -239,7 +240,7 @@ int asn1parse_main(int argc, char **argv)
             tmpbuf = at->value.asn1_string->data;
             tmplen = at->value.asn1_string->length;
         }
-        str = (char *)tmpbuf;
+        str = tmpbuf;
         num = tmplen;
     }
 
@@ -260,7 +261,7 @@ int asn1parse_main(int argc, char **argv)
         }
     }
     if (!noout &&
-        !ASN1_parse_dump(bio_out, (unsigned char *)&(str[offset]), length,
+        !ASN1_parse_dump(bio_out, &(str[offset]), length,
                          indent, dump)) {
         ERR_print_errors(bio_err);
         goto end;