Rename some lowercase API's
[openssl.git] / crypto / x509v3 / v3_addr.c
index 2029475eb09731f433a352a9efa46d9bb0bcc32d..49d0d4d3929cc1cb9c65e561798adb42c3c80535 100644 (file)
 #include <stdio.h>
 #include <stdlib.h>
 
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
 #include <openssl/conf.h>
 #include <openssl/asn1.h>
 #include <openssl/asn1t.h>
 #include <openssl/buffer.h>
 #include <openssl/x509v3.h>
+#include "internal/x509_int.h"
+#include "ext_dat.h"
 
+#ifndef OPENSSL_NO_RFC3779
 
 /*
  * OpenSSL ASN.1 template translation of RFC 3779 2.2.3.
@@ -97,7 +100,7 @@ ASN1_SEQUENCE(IPAddressFamily) = {
 ASN1_ITEM_TEMPLATE(IPAddrBlocks) =
   ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0,
                         IPAddrBlocks, IPAddressFamily)
-ASN1_ITEM_TEMPLATE_END(IPAddrBlocks)
+static_ASN1_ITEM_TEMPLATE_END(IPAddrBlocks)
 
 IMPLEMENT_ASN1_FUNCTIONS(IPAddressRange)
 IMPLEMENT_ASN1_FUNCTIONS(IPAddressOrRange)
@@ -127,7 +130,7 @@ static int length_from_afi(const unsigned afi)
 /*
  * Extract the AFI from an IPAddressFamily.
  */
-unsigned int v3_addr_get_afi(const IPAddressFamily *f)
+unsigned int X509v3_addr_get_afi(const IPAddressFamily *f)
 {
     return ((f != NULL &&
              f->addressFamily != NULL && f->addressFamily->data != NULL)
@@ -245,7 +248,7 @@ static int i2r_IPAddrBlocks(const X509V3_EXT_METHOD *method,
     int i;
     for (i = 0; i < sk_IPAddressFamily_num(addr); i++) {
         IPAddressFamily *f = sk_IPAddressFamily_value(addr, i);
-        const unsigned int afi = v3_addr_get_afi(f);
+        const unsigned int afi = X509v3_addr_get_afi(f);
         switch (afi) {
         case IANA_AFI_IPV4:
             BIO_printf(out, "%*sIPv4", indent, "");
@@ -357,7 +360,7 @@ static int IPAddressOrRange_cmp(const IPAddressOrRange *a,
 
 /*
  * IPv4-specific closure over IPAddressOrRange_cmp, since sk_sort()
- * comparision routines are only allowed two arguments.
+ * comparison routines are only allowed two arguments.
  */
 static int v4IPAddressOrRange_cmp(const IPAddressOrRange *const *a,
                                   const IPAddressOrRange *const *b)
@@ -367,7 +370,7 @@ static int v4IPAddressOrRange_cmp(const IPAddressOrRange *const *a,
 
 /*
  * IPv6-specific closure over IPAddressOrRange_cmp, since sk_sort()
- * comparision routines are only allowed two arguments.
+ * comparison routines are only allowed two arguments.
  */
 static int v6IPAddressOrRange_cmp(const IPAddressOrRange *const *a,
                                   const IPAddressOrRange *const *b)
@@ -570,8 +573,8 @@ static IPAddressFamily *make_IPAddressFamily(IPAddrBlocks *addr,
 /*
  * Add an inheritance element.
  */
-int v3_addr_add_inherit(IPAddrBlocks *addr,
-                        const unsigned afi, const unsigned *safi)
+int X509v3_addr_add_inherit(IPAddrBlocks *addr,
+                            const unsigned afi, const unsigned *safi)
 {
     IPAddressFamily *f = make_IPAddressFamily(addr, afi, safi);
     if (f == NULL ||
@@ -626,10 +629,10 @@ static IPAddressOrRanges *make_prefix_or_range(IPAddrBlocks *addr,
 /*
  * Add a prefix.
  */
-int v3_addr_add_prefix(IPAddrBlocks *addr,
-                       const unsigned afi,
-                       const unsigned *safi,
-                       unsigned char *a, const int prefixlen)
+int X509v3_addr_add_prefix(IPAddrBlocks *addr,
+                           const unsigned afi,
+                           const unsigned *safi,
+                           unsigned char *a, const int prefixlen)
 {
     IPAddressOrRanges *aors = make_prefix_or_range(addr, afi, safi);
     IPAddressOrRange *aor;
@@ -644,10 +647,10 @@ int v3_addr_add_prefix(IPAddrBlocks *addr,
 /*
  * Add a range.
  */
-int v3_addr_add_range(IPAddrBlocks *addr,
-                      const unsigned afi,
-                      const unsigned *safi,
-                      unsigned char *min, unsigned char *max)
+int X509v3_addr_add_range(IPAddrBlocks *addr,
+                          const unsigned afi,
+                          const unsigned *safi,
+                          unsigned char *min, unsigned char *max)
 {
     IPAddressOrRanges *aors = make_prefix_or_range(addr, afi, safi);
     IPAddressOrRange *aor;
@@ -684,10 +687,10 @@ static int extract_min_max(IPAddressOrRange *aor,
 /*
  * Public wrapper for extract_min_max().
  */
-int v3_addr_get_range(IPAddressOrRange *aor,
-                      const unsigned afi,
-                      unsigned char *min,
-                      unsigned char *max, const int length)
+int X509v3_addr_get_range(IPAddressOrRange *aor,
+                          const unsigned afi,
+                          unsigned char *min,
+                          unsigned char *max, const int length)
 {
     int afi_length = length_from_afi(afi);
     if (aor == NULL || min == NULL || max == NULL ||
@@ -701,7 +704,7 @@ int v3_addr_get_range(IPAddressOrRange *aor,
 }
 
 /*
- * Sort comparision function for a sequence of IPAddressFamily.
+ * Sort comparison function for a sequence of IPAddressFamily.
  *
  * The last paragraph of RFC 3779 2.2.3.3 is slightly ambiguous about
  * the ordering: I can read it as meaning that IPv6 without a SAFI
@@ -723,7 +726,7 @@ static int IPAddressFamily_cmp(const IPAddressFamily *const *a_,
 /*
  * Check whether an IPAddrBLocks is in canonical form.
  */
-int v3_addr_is_canonical(IPAddrBlocks *addr)
+int X509v3_addr_is_canonical(IPAddrBlocks *addr)
 {
     unsigned char a_min[ADDR_RAW_BUF_LEN], a_max[ADDR_RAW_BUF_LEN];
     unsigned char b_min[ADDR_RAW_BUF_LEN], b_max[ADDR_RAW_BUF_LEN];
@@ -751,7 +754,7 @@ int v3_addr_is_canonical(IPAddrBlocks *addr)
      */
     for (i = 0; i < sk_IPAddressFamily_num(addr); i++) {
         IPAddressFamily *f = sk_IPAddressFamily_value(addr, i);
-        int length = length_from_afi(v3_addr_get_afi(f));
+        int length = length_from_afi(X509v3_addr_get_afi(f));
 
         /*
          * Inheritance is canonical.  Anything other than inheritance or
@@ -906,7 +909,7 @@ static int IPAddressOrRanges_canonize(IPAddressOrRanges *aors,
 /*
  * Whack an IPAddrBlocks extension into canonical form.
  */
-int v3_addr_canonize(IPAddrBlocks *addr)
+int X509v3_addr_canonize(IPAddrBlocks *addr)
 {
     int i;
     for (i = 0; i < sk_IPAddressFamily_num(addr); i++) {
@@ -914,12 +917,12 @@ int v3_addr_canonize(IPAddrBlocks *addr)
         if (f->ipAddressChoice->type == IPAddressChoice_addressesOrRanges &&
             !IPAddressOrRanges_canonize(f->ipAddressChoice->
                                         u.addressesOrRanges,
-                                        v3_addr_get_afi(f)))
+                                        X509v3_addr_get_afi(f)))
             return 0;
     }
     (void)sk_IPAddressFamily_set_cmp_func(addr, IPAddressFamily_cmp);
     sk_IPAddressFamily_sort(addr);
-    OPENSSL_assert(v3_addr_is_canonical(addr));
+    OPENSSL_assert(X509v3_addr_is_canonical(addr));
     return 1;
 }
 
@@ -977,7 +980,7 @@ static void *v2i_IPAddrBlocks(const struct v3_ext_method *method,
         length = length_from_afi(afi);
 
         /*
-         * Handle SAFI, if any, and BUF_strdup() so we can null-terminate
+         * Handle SAFI, if any, and OPENSSL_strdup() so we can null-terminate
          * the other input values.
          */
         if (safi != NULL) {
@@ -989,9 +992,9 @@ static void *v2i_IPAddrBlocks(const struct v3_ext_method *method,
                 goto err;
             }
             t += strspn(t, " \t");
-            s = BUF_strdup(t);
+            s = OPENSSL_strdup(t);
         } else {
-            s = BUF_strdup(val->value);
+            s = OPENSSL_strdup(val->value);
         }
         if (s == NULL) {
             X509V3err(X509V3_F_V2I_IPADDRBLOCKS, ERR_R_MALLOC_FAILURE);
@@ -1003,7 +1006,7 @@ static void *v2i_IPAddrBlocks(const struct v3_ext_method *method,
          * optimize this (seldom-used) case.
          */
         if (strcmp(s, "inherit") == 0) {
-            if (!v3_addr_add_inherit(addr, afi, safi)) {
+            if (!X509v3_addr_add_inherit(addr, afi, safi)) {
                 X509V3err(X509V3_F_V2I_IPADDRBLOCKS,
                           X509V3_R_INVALID_INHERITANCE);
                 X509V3_conf_err(val);
@@ -1034,7 +1037,7 @@ static void *v2i_IPAddrBlocks(const struct v3_ext_method *method,
                 X509V3_conf_err(val);
                 goto err;
             }
-            if (!v3_addr_add_prefix(addr, afi, safi, min, prefixlen)) {
+            if (!X509v3_addr_add_prefix(addr, afi, safi, min, prefixlen)) {
                 X509V3err(X509V3_F_V2I_IPADDRBLOCKS, ERR_R_MALLOC_FAILURE);
                 goto err;
             }
@@ -1060,13 +1063,13 @@ static void *v2i_IPAddrBlocks(const struct v3_ext_method *method,
                 X509V3_conf_err(val);
                 goto err;
             }
-            if (!v3_addr_add_range(addr, afi, safi, min, max)) {
+            if (!X509v3_addr_add_range(addr, afi, safi, min, max)) {
                 X509V3err(X509V3_F_V2I_IPADDRBLOCKS, ERR_R_MALLOC_FAILURE);
                 goto err;
             }
             break;
         case '\0':
-            if (!v3_addr_add_prefix(addr, afi, safi, min, length * 8)) {
+            if (!X509v3_addr_add_prefix(addr, afi, safi, min, length * 8)) {
                 X509V3err(X509V3_F_V2I_IPADDRBLOCKS, ERR_R_MALLOC_FAILURE);
                 goto err;
             }
@@ -1085,7 +1088,7 @@ static void *v2i_IPAddrBlocks(const struct v3_ext_method *method,
     /*
      * Canonize the result, then we're done.
      */
-    if (!v3_addr_canonize(addr))
+    if (!X509v3_addr_canonize(addr))
         goto err;
     return addr;
 
@@ -1115,7 +1118,7 @@ const X509V3_EXT_METHOD v3_addr = {
 /*
  * Figure out whether extension sues inheritance.
  */
-int v3_addr_inherits(IPAddrBlocks *addr)
+int X509v3_addr_inherits(IPAddrBlocks *addr)
 {
     int i;
     if (addr == NULL)
@@ -1168,12 +1171,12 @@ static int addr_contains(IPAddressOrRanges *parent,
 /*
  * Test whether a is a subset of b.
  */
-int v3_addr_subset(IPAddrBlocks *a, IPAddrBlocks *b)
+int X509v3_addr_subset(IPAddrBlocks *a, IPAddrBlocks *b)
 {
     int i;
     if (a == NULL || a == b)
         return 1;
-    if (b == NULL || v3_addr_inherits(a) || v3_addr_inherits(b))
+    if (b == NULL || X509v3_addr_inherits(a) || X509v3_addr_inherits(b))
         return 0;
     (void)sk_IPAddressFamily_set_cmp_func(b, IPAddressFamily_cmp);
     for (i = 0; i < sk_IPAddressFamily_num(a); i++) {
@@ -1185,7 +1188,7 @@ int v3_addr_subset(IPAddrBlocks *a, IPAddrBlocks *b)
             return 0;
         if (!addr_contains(fb->ipAddressChoice->u.addressesOrRanges,
                            fa->ipAddressChoice->u.addressesOrRanges,
-                           length_from_afi(v3_addr_get_afi(fb))))
+                           length_from_afi(X509v3_addr_get_afi(fb))))
             return 0;
     }
     return 1;
@@ -1211,9 +1214,9 @@ int v3_addr_subset(IPAddrBlocks *a, IPAddrBlocks *b)
 /*
  * Core code for RFC 3779 2.3 path validation.
  */
-static int v3_addr_validate_path_internal(X509_STORE_CTX *ctx,
-                                          STACK_OF(X509) *chain,
-                                          IPAddrBlocks *ext)
+static int addr_validate_path_internal(X509_STORE_CTX *ctx,
+                                       STACK_OF(X509) *chain,
+                                       IPAddrBlocks *ext)
 {
     IPAddrBlocks *child = NULL;
     int i, j, ret = 1;
@@ -1238,11 +1241,11 @@ static int v3_addr_validate_path_internal(X509_STORE_CTX *ctx,
         if ((ext = x->rfc3779_addr) == NULL)
             goto done;
     }
-    if (!v3_addr_is_canonical(ext))
+    if (!X509v3_addr_is_canonical(ext))
         validation_err(X509_V_ERR_INVALID_EXTENSION);
     (void)sk_IPAddressFamily_set_cmp_func(ext, IPAddressFamily_cmp);
     if ((child = sk_IPAddressFamily_dup(ext)) == NULL) {
-        X509V3err(X509V3_F_V3_ADDR_VALIDATE_PATH_INTERNAL,
+        X509V3err(X509V3_F_ADDR_VALIDATE_PATH_INTERNAL,
                   ERR_R_MALLOC_FAILURE);
         ret = 0;
         goto done;
@@ -1255,7 +1258,7 @@ static int v3_addr_validate_path_internal(X509_STORE_CTX *ctx,
     for (i++; i < sk_X509_num(chain); i++) {
         x = sk_X509_value(chain, i);
         OPENSSL_assert(x != NULL);
-        if (!v3_addr_is_canonical(x->rfc3779_addr))
+        if (!X509v3_addr_is_canonical(x->rfc3779_addr))
             validation_err(X509_V_ERR_INVALID_EXTENSION);
         if (x->rfc3779_addr == NULL) {
             for (j = 0; j < sk_IPAddressFamily_num(child); j++) {
@@ -1287,7 +1290,7 @@ static int v3_addr_validate_path_internal(X509_STORE_CTX *ctx,
                 if (fc->ipAddressChoice->type == IPAddressChoice_inherit
                     || addr_contains(fp->ipAddressChoice->u.addressesOrRanges,
                                      fc->ipAddressChoice->u.addressesOrRanges,
-                                     length_from_afi(v3_addr_get_afi(fc))))
+                                     length_from_afi(X509v3_addr_get_afi(fc))))
                     sk_IPAddressFamily_set(child, j, fp);
                 else
                     validation_err(X509_V_ERR_UNNESTED_RESOURCE);
@@ -1319,23 +1322,25 @@ static int v3_addr_validate_path_internal(X509_STORE_CTX *ctx,
 /*
  * RFC 3779 2.3 path validation -- called from X509_verify_cert().
  */
-int v3_addr_validate_path(X509_STORE_CTX *ctx)
+int X509v3_addr_validate_path(X509_STORE_CTX *ctx)
 {
-    return v3_addr_validate_path_internal(ctx, ctx->chain, NULL);
+    return addr_validate_path_internal(ctx, ctx->chain, NULL);
 }
 
 /*
  * RFC 3779 2.3 path validation of an extension.
  * Test whether chain covers extension.
  */
-int v3_addr_validate_resource_set(STACK_OF(X509) *chain,
+int X509v3_addr_validate_resource_set(STACK_OF(X509) *chain,
                                   IPAddrBlocks *ext, int allow_inheritance)
 {
     if (ext == NULL)
         return 1;
     if (chain == NULL || sk_X509_num(chain) == 0)
         return 0;
-    if (!allow_inheritance && v3_addr_inherits(ext))
+    if (!allow_inheritance && X509v3_addr_inherits(ext))
         return 0;
-    return v3_addr_validate_path_internal(NULL, chain, ext);
+    return addr_validate_path_internal(NULL, chain, ext);
 }
+
+#endif                          /* OPENSSL_NO_RFC3779 */