Rename internal function name_cmp() to v3_name_cmp()

"name_cmp" caused a clash when linking with the static libcrypto.
The slight rename is better than nothing, as v3_ is an already existing
prefix.

Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/9979)

crypto/x509/ext_dat.h

@@ -7,7 +7,7 @@
  * https://www.openssl.org/source/license.html
  */
 
-int name_cmp(const char *name, const char *cmp);
+int v3_name_cmp(const char *name, const char *cmp);
 
 extern const X509V3_EXT_METHOD v3_bcons, v3_nscert, v3_key_usage, v3_ext_ku;
 extern const X509V3_EXT_METHOD v3_pkey_usage_period, v3_sxnet, v3_info, v3_sinfo;

crypto/x509/v3_addr.c

@@ -906,14 +906,14 @@ static void *v2i_IPAddrBlocks(const struct v3_ext_method *method,
         const char *addr_chars = NULL;
         int prefixlen, i1, i2, delim, length;
 
-        if (!name_cmp(val->name, "IPv4")) {
+        if (!v3_name_cmp(val->name, "IPv4")) {
             afi = IANA_AFI_IPV4;
-        } else if (!name_cmp(val->name, "IPv6")) {
+        } else if (!v3_name_cmp(val->name, "IPv6")) {
             afi = IANA_AFI_IPV6;
-        } else if (!name_cmp(val->name, "IPv4-SAFI")) {
+        } else if (!v3_name_cmp(val->name, "IPv4-SAFI")) {
             afi = IANA_AFI_IPV4;
             safi = &safi_;
-        } else if (!name_cmp(val->name, "IPv6-SAFI")) {
+        } else if (!v3_name_cmp(val->name, "IPv6-SAFI")) {
             afi = IANA_AFI_IPV6;
             safi = &safi_;
         } else {

crypto/x509/v3_alt.c

@@ -252,7 +252,7 @@ static GENERAL_NAMES *v2i_issuer_alt(X509V3_EXT_METHOD *method,
     for (i = 0; i < num; i++) {
         CONF_VALUE *cnf = sk_CONF_VALUE_value(nval, i);
 
-        if (!name_cmp(cnf->name, "issuer")
+        if (!v3_name_cmp(cnf->name, "issuer")
             && cnf->value && strcmp(cnf->value, "copy") == 0) {
             if (!copy_issuer(ctx, gens))
                 goto err;
@@ -331,11 +331,11 @@ static GENERAL_NAMES *v2i_subject_alt(X509V3_EXT_METHOD *method,
 
     for (i = 0; i < num; i++) {
         cnf = sk_CONF_VALUE_value(nval, i);
-        if (!name_cmp(cnf->name, "email")
+        if (!v3_name_cmp(cnf->name, "email")
             && cnf->value && strcmp(cnf->value, "copy") == 0) {
             if (!copy_email(ctx, gens, 0))
                 goto err;
-        } else if (!name_cmp(cnf->name, "email")
+        } else if (!v3_name_cmp(cnf->name, "email")
                    && cnf->value && strcmp(cnf->value, "move") == 0) {
             if (!copy_email(ctx, gens, 1))
                 goto err;
@@ -551,19 +551,19 @@ GENERAL_NAME *v2i_GENERAL_NAME_ex(GENERAL_NAME *out,
         return NULL;
     }
 
-    if (!name_cmp(name, "email"))
+    if (!v3_name_cmp(name, "email"))
         type = GEN_EMAIL;
-    else if (!name_cmp(name, "URI"))
+    else if (!v3_name_cmp(name, "URI"))
         type = GEN_URI;
-    else if (!name_cmp(name, "DNS"))
+    else if (!v3_name_cmp(name, "DNS"))
         type = GEN_DNS;
-    else if (!name_cmp(name, "RID"))
+    else if (!v3_name_cmp(name, "RID"))
         type = GEN_RID;
-    else if (!name_cmp(name, "IP"))
+    else if (!v3_name_cmp(name, "IP"))
         type = GEN_IPADD;
-    else if (!name_cmp(name, "dirName"))
+    else if (!v3_name_cmp(name, "dirName"))
         type = GEN_DIRNAME;
-    else if (!name_cmp(name, "otherName"))
+    else if (!v3_name_cmp(name, "otherName"))
         type = GEN_OTHERNAME;
     else {
         X509V3err(X509V3_F_V2I_GENERAL_NAME_EX, X509V3_R_UNSUPPORTED_OPTION);

crypto/x509/v3_asid.c

@@ -534,9 +534,9 @@ static void *v2i_ASIdentifiers(const struct v3_ext_method *method,
         /*
          * Figure out whether this is an AS or an RDI.
          */
-        if (!name_cmp(val->name, "AS")) {
+        if (!v3_name_cmp(val->name, "AS")) {
             which = V3_ASID_ASNUM;
-        } else if (!name_cmp(val->name, "RDI")) {
+        } else if (!v3_name_cmp(val->name, "RDI")) {
             which = V3_ASID_RDI;
         } else {
             X509V3err(X509V3_F_V2I_ASIDENTIFIERS,

crypto/x509/v3_cpols.c

@@ -187,7 +187,7 @@ static POLICYINFO *policy_section(X509V3_CTX *ctx,
             }
             pol->policyid = pobj;
 
-        } else if (!name_cmp(cnf->name, "CPS")) {
+        } else if (!v3_name_cmp(cnf->name, "CPS")) {
             if (pol->qualifiers == NULL)
                 pol->qualifiers = sk_POLICYQUALINFO_new_null();
             if ((qual = POLICYQUALINFO_new()) == NULL)
@@ -203,7 +203,7 @@ static POLICYINFO *policy_section(X509V3_CTX *ctx,
             if (!ASN1_STRING_set(qual->d.cpsuri, cnf->value,
                                  strlen(cnf->value)))
                 goto merr;
-        } else if (!name_cmp(cnf->name, "userNotice")) {
+        } else if (!v3_name_cmp(cnf->name, "userNotice")) {
             STACK_OF(CONF_VALUE) *unot;
             if (*cnf->value != '@') {
                 X509V3err(X509V3_F_POLICY_SECTION,

crypto/x509/v3_utl.c

@@ -397,7 +397,7 @@ static char *strip_spaces(char *name)
  * V2I name comparison function: returns zero if 'name' matches cmp or cmp.*
  */
 
-int name_cmp(const char *name, const char *cmp)
+int v3_name_cmp(const char *name, const char *cmp)
 {
     int len, ret;
     char c;