Run util/openssl-format-source -v -c .
[openssl.git] / crypto / asn1 / asn1t.h
index 293a538e646d55622407fb9e620ddff3816cd7c7..99bc0eecf323cb1c7513cbb5595bf1a0178123f3 100644 (file)
@@ -1,6 +1,7 @@
 /* asn1t.h */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2000.
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2000.
  */
 /* ====================================================================
  * Copyright (c) 2000-2005 The OpenSSL Project.  All rights reserved.
@@ -10,7 +11,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    notice, this list of conditions and the following disclaimer.
  *
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in
  *
  */
 #ifndef HEADER_ASN1T_H
-#define HEADER_ASN1T_H
+# define HEADER_ASN1T_H
 
-#include <stddef.h>
-#include <openssl/e_os2.h>
-#include <openssl/asn1.h>
+# include <stddef.h>
+# include <openssl/e_os2.h>
+# include <openssl/asn1.h>
 
-#ifdef OPENSSL_BUILD_SHLIBCRYPTO
-# undef OPENSSL_EXTERN
-# define OPENSSL_EXTERN OPENSSL_EXPORT
-#endif
+# ifdef OPENSSL_BUILD_SHLIBCRYPTO
+#  undef OPENSSL_EXTERN
+#  define OPENSSL_EXTERN OPENSSL_EXPORT
+# endif
 
 /* ASN1 template defines, structures and functions */
 
 extern "C" {
 #endif
 
-
-#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
+# ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
 
 /* Macro to obtain ASN1_ADB pointer from a type (only used internally) */
-#define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr))
-
+#  define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr))
 
 /* Macros for start and end of ASN1_ITEM definition */
 
-#define ASN1_ITEM_start(itname) \
-       OPENSSL_GLOBAL const ASN1_ITEM itname##_it = {
+#  define ASN1_ITEM_start(itname) \
+        OPENSSL_GLOBAL const ASN1_ITEM itname##_it = {
 
-#define ASN1_ITEM_end(itname) \
-               };
+#  define ASN1_ITEM_end(itname) \
+                };
 
-#else
+# else
 
 /* Macro to obtain ASN1_ADB pointer from a type (only used internally) */
-#define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr()))
-
+#  define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr()))
 
 /* Macros for start and end of ASN1_ITEM definition */
 
-#define ASN1_ITEM_start(itname) \
-       const ASN1_ITEM * itname##_it(void) \
-       { \
-               static const ASN1_ITEM local_it = { 
-
-#define ASN1_ITEM_end(itname) \
-               }; \
-       return &local_it; \
-       }
+#  define ASN1_ITEM_start(itname) \
+        const ASN1_ITEM * itname##_it(void) \
+        { \
+                static const ASN1_ITEM local_it = {
 
-#endif
+#  define ASN1_ITEM_end(itname) \
+                }; \
+        return &local_it; \
+        }
 
+# endif
 
 /* Macros to aid ASN1 template writing */
 
-#define ASN1_ITEM_TEMPLATE(tname) \
-       static const ASN1_TEMPLATE tname##_item_tt 
-
-#define ASN1_ITEM_TEMPLATE_END(tname) \
-       ;\
-       ASN1_ITEM_start(tname) \
-               ASN1_ITYPE_PRIMITIVE,\
-               -1,\
-               &tname##_item_tt,\
-               0,\
-               NULL,\
-               0,\
-               #tname \
-       ASN1_ITEM_end(tname)
-
+# define ASN1_ITEM_TEMPLATE(tname) \
+        static const ASN1_TEMPLATE tname##_item_tt
+
+# define ASN1_ITEM_TEMPLATE_END(tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_PRIMITIVE,\
+                -1,\
+                &tname##_item_tt,\
+                0,\
+                NULL,\
+                0,\
+                #tname \
+        ASN1_ITEM_end(tname)
 
 /* This is a ASN1 type which just embeds a template */
-/*- 
+
+/*-
  * This pair helps declare a SEQUENCE. We can do:
  *
- *     ASN1_SEQUENCE(stname) = {
- *             ... SEQUENCE components ...
- *     } ASN1_SEQUENCE_END(stname)
+ *      ASN1_SEQUENCE(stname) = {
+ *              ... SEQUENCE components ...
+ *      } ASN1_SEQUENCE_END(stname)
  *
- *     This will produce an ASN1_ITEM called stname_it
- *     for a structure called stname.
+ *      This will produce an ASN1_ITEM called stname_it
+ *      for a structure called stname.
  *
- *     If you want the same structure but a different
- *     name then use:
+ *      If you want the same structure but a different
+ *      name then use:
  *
- *     ASN1_SEQUENCE(itname) = {
- *             ... SEQUENCE components ...
- *     } ASN1_SEQUENCE_END_name(stname, itname)
+ *      ASN1_SEQUENCE(itname) = {
+ *              ... SEQUENCE components ...
+ *      } ASN1_SEQUENCE_END_name(stname, itname)
  *
- *     This will create an item called itname_it using
- *     a structure called stname.
+ *      This will create an item called itname_it using
+ *      a structure called stname.
  */
 
-#define ASN1_SEQUENCE(tname) \
-       static const ASN1_TEMPLATE tname##_seq_tt[] 
-
-#define ASN1_SEQUENCE_END(stname) ASN1_SEQUENCE_END_name(stname, stname)
-
-#define ASN1_SEQUENCE_END_name(stname, tname) \
-       ;\
-       ASN1_ITEM_start(tname) \
-               ASN1_ITYPE_SEQUENCE,\
-               V_ASN1_SEQUENCE,\
-               tname##_seq_tt,\
-               sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
-               NULL,\
-               sizeof(stname),\
-               #stname \
-       ASN1_ITEM_end(tname)
-
-#define ASN1_NDEF_SEQUENCE(tname) \
-       ASN1_SEQUENCE(tname)
-
-#define ASN1_NDEF_SEQUENCE_cb(tname, cb) \
-       ASN1_SEQUENCE_cb(tname, cb)
-
-#define ASN1_SEQUENCE_cb(tname, cb) \
-       static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
-       ASN1_SEQUENCE(tname)
-
-#define ASN1_BROKEN_SEQUENCE(tname) \
-       static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \
-       ASN1_SEQUENCE(tname)
-
-#define ASN1_SEQUENCE_ref(tname, cb, lck) \
-       static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_REFCOUNT, offsetof(tname, references), lck, cb, 0}; \
-       ASN1_SEQUENCE(tname)
-
-#define ASN1_SEQUENCE_enc(tname, enc, cb) \
-       static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_ENCODING, 0, 0, cb, offsetof(tname, enc)}; \
-       ASN1_SEQUENCE(tname)
-
-#define ASN1_NDEF_SEQUENCE_END(tname) \
-       ;\
-       ASN1_ITEM_start(tname) \
-               ASN1_ITYPE_NDEF_SEQUENCE,\
-               V_ASN1_SEQUENCE,\
-               tname##_seq_tt,\
-               sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
-               NULL,\
-               sizeof(tname),\
-               #tname \
-       ASN1_ITEM_end(tname)
-
-#define ASN1_BROKEN_SEQUENCE_END(stname) ASN1_SEQUENCE_END_ref(stname, stname)
-
-#define ASN1_SEQUENCE_END_enc(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)
-
-#define ASN1_SEQUENCE_END_cb(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)
-
-#define ASN1_SEQUENCE_END_ref(stname, tname) \
-       ;\
-       ASN1_ITEM_start(tname) \
-               ASN1_ITYPE_SEQUENCE,\
-               V_ASN1_SEQUENCE,\
-               tname##_seq_tt,\
-               sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
-               &tname##_aux,\
-               sizeof(stname),\
-               #stname \
-       ASN1_ITEM_end(tname)
-
-#define ASN1_NDEF_SEQUENCE_END_cb(stname, tname) \
-       ;\
-       ASN1_ITEM_start(tname) \
-               ASN1_ITYPE_NDEF_SEQUENCE,\
-               V_ASN1_SEQUENCE,\
-               tname##_seq_tt,\
-               sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
-               &tname##_aux,\
-               sizeof(stname),\
-               #stname \
-       ASN1_ITEM_end(tname)
-
+# define ASN1_SEQUENCE(tname) \
+        static const ASN1_TEMPLATE tname##_seq_tt[]
+
+# define ASN1_SEQUENCE_END(stname) ASN1_SEQUENCE_END_name(stname, stname)
+
+# define ASN1_SEQUENCE_END_name(stname, tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_SEQUENCE,\
+                V_ASN1_SEQUENCE,\
+                tname##_seq_tt,\
+                sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
+                NULL,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
+
+# define ASN1_NDEF_SEQUENCE(tname) \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_NDEF_SEQUENCE_cb(tname, cb) \
+        ASN1_SEQUENCE_cb(tname, cb)
+
+# define ASN1_SEQUENCE_cb(tname, cb) \
+        static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_BROKEN_SEQUENCE(tname) \
+        static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_SEQUENCE_ref(tname, cb, lck) \
+        static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_REFCOUNT, offsetof(tname, references), lck, cb, 0}; \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_SEQUENCE_enc(tname, enc, cb) \
+        static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_ENCODING, 0, 0, cb, offsetof(tname, enc)}; \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_NDEF_SEQUENCE_END(tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_NDEF_SEQUENCE,\
+                V_ASN1_SEQUENCE,\
+                tname##_seq_tt,\
+                sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
+                NULL,\
+                sizeof(tname),\
+                #tname \
+        ASN1_ITEM_end(tname)
+
+# define ASN1_BROKEN_SEQUENCE_END(stname) ASN1_SEQUENCE_END_ref(stname, stname)
+
+# define ASN1_SEQUENCE_END_enc(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)
+
+# define ASN1_SEQUENCE_END_cb(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)
+
+# define ASN1_SEQUENCE_END_ref(stname, tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_SEQUENCE,\
+                V_ASN1_SEQUENCE,\
+                tname##_seq_tt,\
+                sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
+                &tname##_aux,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
+
+# define ASN1_NDEF_SEQUENCE_END_cb(stname, tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_NDEF_SEQUENCE,\
+                V_ASN1_SEQUENCE,\
+                tname##_seq_tt,\
+                sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
+                &tname##_aux,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
 
 /*-
  * This pair helps declare a CHOICE type. We can do:
  *
- *     ASN1_CHOICE(chname) = {
- *             ... CHOICE options ...
- *     ASN1_CHOICE_END(chname)
+ *      ASN1_CHOICE(chname) = {
+ *              ... CHOICE options ...
+ *      ASN1_CHOICE_END(chname)
+ *
+ *      This will produce an ASN1_ITEM called chname_it
+ *      for a structure called chname. The structure
+ *      definition must look like this:
+ *      typedef struct {
+ *              int type;
+ *              union {
+ *                      ASN1_SOMETHING *opt1;
+ *                      ASN1_SOMEOTHER *opt2;
+ *              } value;
+ *      } chname;
  *
- *     This will produce an ASN1_ITEM called chname_it
- *     for a structure called chname. The structure
- *     definition must look like this:
- *     typedef struct {
- *             int type;
- *             union {
- *                     ASN1_SOMETHING *opt1;
- *                     ASN1_SOMEOTHER *opt2;
- *             } value;
- *     } chname;
- *     
- *     the name of the selector must be 'type'.
- *     to use an alternative selector name use the
+ *      the name of the selector must be 'type'.
+ *      to use an alternative selector name use the
  *      ASN1_CHOICE_END_selector() version.
  */
 
-#define ASN1_CHOICE(tname) \
-       static const ASN1_TEMPLATE tname##_ch_tt[] 
-
-#define ASN1_CHOICE_cb(tname, cb) \
-       static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
-       ASN1_CHOICE(tname)
-
-#define ASN1_CHOICE_END(stname) ASN1_CHOICE_END_name(stname, stname)
-
-#define ASN1_CHOICE_END_name(stname, tname) ASN1_CHOICE_END_selector(stname, tname, type)
-
-#define ASN1_CHOICE_END_selector(stname, tname, selname) \
-       ;\
-       ASN1_ITEM_start(tname) \
-               ASN1_ITYPE_CHOICE,\
-               offsetof(stname,selname) ,\
-               tname##_ch_tt,\
-               sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
-               NULL,\
-               sizeof(stname),\
-               #stname \
-       ASN1_ITEM_end(tname)
-
-#define ASN1_CHOICE_END_cb(stname, tname, selname) \
-       ;\
-       ASN1_ITEM_start(tname) \
-               ASN1_ITYPE_CHOICE,\
-               offsetof(stname,selname) ,\
-               tname##_ch_tt,\
-               sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
-               &tname##_aux,\
-               sizeof(stname),\
-               #stname \
-       ASN1_ITEM_end(tname)
+# define ASN1_CHOICE(tname) \
+        static const ASN1_TEMPLATE tname##_ch_tt[]
+
+# define ASN1_CHOICE_cb(tname, cb) \
+        static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
+        ASN1_CHOICE(tname)
+
+# define ASN1_CHOICE_END(stname) ASN1_CHOICE_END_name(stname, stname)
+
+# define ASN1_CHOICE_END_name(stname, tname) ASN1_CHOICE_END_selector(stname, tname, type)
+
+# define ASN1_CHOICE_END_selector(stname, tname, selname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_CHOICE,\
+                offsetof(stname,selname) ,\
+                tname##_ch_tt,\
+                sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
+                NULL,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
+
+# define ASN1_CHOICE_END_cb(stname, tname, selname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_CHOICE,\
+                offsetof(stname,selname) ,\
+                tname##_ch_tt,\
+                sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
+                &tname##_aux,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
 
 /* This helps with the template wrapper form of ASN1_ITEM */
 
-#define ASN1_EX_TEMPLATE_TYPE(flags, tag, name, type) { \
-       (flags), (tag), 0,\
-       #name, ASN1_ITEM_ref(type) }
+# define ASN1_EX_TEMPLATE_TYPE(flags, tag, name, type) { \
+        (flags), (tag), 0,\
+        #name, ASN1_ITEM_ref(type) }
 
 /* These help with SEQUENCE or CHOICE components */
 
 /* used to declare other types */
 
-#define ASN1_EX_TYPE(flags, tag, stname, field, type) { \
-       (flags), (tag), offsetof(stname, field),\
-       #field, ASN1_ITEM_ref(type) }
+# define ASN1_EX_TYPE(flags, tag, stname, field, type) { \
+        (flags), (tag), offsetof(stname, field),\
+        #field, ASN1_ITEM_ref(type) }
 
 /* used when the structure is combined with the parent */
 
-#define ASN1_EX_COMBINE(flags, tag, type) { \
-       (flags)|ASN1_TFLG_COMBINE, (tag), 0, NULL, ASN1_ITEM_ref(type) }
+# define ASN1_EX_COMBINE(flags, tag, type) { \
+        (flags)|ASN1_TFLG_COMBINE, (tag), 0, NULL, ASN1_ITEM_ref(type) }
 
 /* implicit and explicit helper macros */
 
-#define ASN1_IMP_EX(stname, field, type, tag, ex) \
-               ASN1_EX_TYPE(ASN1_TFLG_IMPLICIT | ex, tag, stname, field, type)
+# define ASN1_IMP_EX(stname, field, type, tag, ex) \
+                ASN1_EX_TYPE(ASN1_TFLG_IMPLICIT | ex, tag, stname, field, type)
 
-#define ASN1_EXP_EX(stname, field, type, tag, ex) \
-               ASN1_EX_TYPE(ASN1_TFLG_EXPLICIT | ex, tag, stname, field, type)
+# define ASN1_EXP_EX(stname, field, type, tag, ex) \
+                ASN1_EX_TYPE(ASN1_TFLG_EXPLICIT | ex, tag, stname, field, type)
 
 /* Any defined by macros: the field used is in the table itself */
 
-#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
-#define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }
-#define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }
-#else
-#define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, tblname##_adb }
-#define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, tblname##_adb }
-#endif
+# ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
+#  define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }
+#  define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }
+# else
+#  define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, tblname##_adb }
+#  define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, tblname##_adb }
+# endif
 /* Plain simple type */
-#define ASN1_SIMPLE(stname, field, type) ASN1_EX_TYPE(0,0, stname, field, type)
+# define ASN1_SIMPLE(stname, field, type) ASN1_EX_TYPE(0,0, stname, field, type)
 
 /* OPTIONAL simple type */
-#define ASN1_OPT(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_OPTIONAL, 0, stname, field, type)
+# define ASN1_OPT(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_OPTIONAL, 0, stname, field, type)
 
 /* IMPLICIT tagged simple type */
-#define ASN1_IMP(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, 0)
+# define ASN1_IMP(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, 0)
 
 /* IMPLICIT tagged OPTIONAL simple type */
-#define ASN1_IMP_OPT(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)
+# define ASN1_IMP_OPT(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)
 
 /* Same as above but EXPLICIT */
 
-#define ASN1_EXP(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, 0)
-#define ASN1_EXP_OPT(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)
+# define ASN1_EXP(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, 0)
+# define ASN1_EXP_OPT(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)
 
 /* SEQUENCE OF type */
-#define ASN1_SEQUENCE_OF(stname, field, type) \
-               ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, stname, field, type)
+# define ASN1_SEQUENCE_OF(stname, field, type) \
+                ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, stname, field, type)
 
 /* OPTIONAL SEQUENCE OF */
-#define ASN1_SEQUENCE_OF_OPT(stname, field, type) \
-               ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)
+# define ASN1_SEQUENCE_OF_OPT(stname, field, type) \
+                ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)
 
 /* Same as above but for SET OF */
 
-#define ASN1_SET_OF(stname, field, type) \
-               ASN1_EX_TYPE(ASN1_TFLG_SET_OF, 0, stname, field, type)
+# define ASN1_SET_OF(stname, field, type) \
+                ASN1_EX_TYPE(ASN1_TFLG_SET_OF, 0, stname, field, type)
 
-#define ASN1_SET_OF_OPT(stname, field, type) \
-               ASN1_EX_TYPE(ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)
+# define ASN1_SET_OF_OPT(stname, field, type) \
+                ASN1_EX_TYPE(ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)
 
 /* Finally compound types of SEQUENCE, SET, IMPLICIT, EXPLICIT and OPTIONAL */
 
-#define ASN1_IMP_SET_OF(stname, field, type, tag) \
-                       ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)
+# define ASN1_IMP_SET_OF(stname, field, type, tag) \
+                        ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)
 
-#define ASN1_EXP_SET_OF(stname, field, type, tag) \
-                       ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)
+# define ASN1_EXP_SET_OF(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)
 
-#define ASN1_IMP_SET_OF_OPT(stname, field, type, tag) \
-                       ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)
+# define ASN1_IMP_SET_OF_OPT(stname, field, type, tag) \
+                        ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)
 
-#define ASN1_EXP_SET_OF_OPT(stname, field, type, tag) \
-                       ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)
+# define ASN1_EXP_SET_OF_OPT(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)
 
-#define ASN1_IMP_SEQUENCE_OF(stname, field, type, tag) \
-                       ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)
+# define ASN1_IMP_SEQUENCE_OF(stname, field, type, tag) \
+                        ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)
 
-#define ASN1_IMP_SEQUENCE_OF_OPT(stname, field, type, tag) \
-                       ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)
+# define ASN1_IMP_SEQUENCE_OF_OPT(stname, field, type, tag) \
+                        ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)
 
-#define ASN1_EXP_SEQUENCE_OF(stname, field, type, tag) \
-                       ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)
+# define ASN1_EXP_SEQUENCE_OF(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)
 
-#define ASN1_EXP_SEQUENCE_OF_OPT(stname, field, type, tag) \
-                       ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)
+# define ASN1_EXP_SEQUENCE_OF_OPT(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)
 
 /* EXPLICIT using indefinite length constructed form */
-#define ASN1_NDEF_EXP(stname, field, type, tag) \
-                       ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_NDEF)
+# define ASN1_NDEF_EXP(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_NDEF)
 
 /* EXPLICIT OPTIONAL using indefinite length constructed form */
-#define ASN1_NDEF_EXP_OPT(stname, field, type, tag) \
-                       ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL|ASN1_TFLG_NDEF)
+# define ASN1_NDEF_EXP_OPT(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL|ASN1_TFLG_NDEF)
 
 /* Macros for the ASN1_ADB structure */
 
-#define ASN1_ADB(name) \
-       static const ASN1_ADB_TABLE name##_adbtbl[] 
-
-#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
-
-#define ASN1_ADB_END(name, flags, field, app_table, def, none) \
-       ;\
-       static const ASN1_ADB name##_adb = {\
-               flags,\
-               offsetof(name, field),\
-               app_table,\
-               name##_adbtbl,\
-               sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\
-               def,\
-               none\
-       }
-
-#else
-
-#define ASN1_ADB_END(name, flags, field, app_table, def, none) \
-       ;\
-       static const ASN1_ITEM *name##_adb(void) \
-       { \
-       static const ASN1_ADB internal_adb = \
-               {\
-               flags,\
-               offsetof(name, field),\
-               app_table,\
-               name##_adbtbl,\
-               sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\
-               def,\
-               none\
-               }; \
-               return (const ASN1_ITEM *) &internal_adb; \
-       } \
-       void dummy_function(void)
-
-#endif
-
-#define ADB_ENTRY(val, template) {val, template}
+# define ASN1_ADB(name) \
+        static const ASN1_ADB_TABLE name##_adbtbl[]
+
+# ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
+
+#  define ASN1_ADB_END(name, flags, field, app_table, def, none) \
+        ;\
+        static const ASN1_ADB name##_adb = {\
+                flags,\
+                offsetof(name, field),\
+                app_table,\
+                name##_adbtbl,\
+                sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\
+                def,\
+                none\
+        }
 
-#define ASN1_ADB_TEMPLATE(name) \
-       static const ASN1_TEMPLATE name##_tt 
+# else
 
-/* This is the ASN1 template structure that defines
- * a wrapper round the actual type. It determines the
- * actual position of the field in the value structure,
- * various flags such as OPTIONAL and the field name.
+#  define ASN1_ADB_END(name, flags, field, app_table, def, none) \
+        ;\
+        static const ASN1_ITEM *name##_adb(void) \
+        { \
+        static const ASN1_ADB internal_adb = \
+                {\
+                flags,\
+                offsetof(name, field),\
+                app_table,\
+                name##_adbtbl,\
+                sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\
+                def,\
+                none\
+                }; \
+                return (const ASN1_ITEM *) &internal_adb; \
+        } \
+        void dummy_function(void)
+
+# endif
+
+# define ADB_ENTRY(val, template) {val, template}
+
+# define ASN1_ADB_TEMPLATE(name) \
+        static const ASN1_TEMPLATE name##_tt
+
+/*
+ * This is the ASN1 template structure that defines a wrapper round the
+ * actual type. It determines the actual position of the field in the value
+ * structure, various flags such as OPTIONAL and the field name.
  */
 
 struct ASN1_TEMPLATE_st {
-unsigned long flags;           /* Various flags */
-long tag;                      /* tag, not used if no tagging */
-unsigned long offset;          /* Offset of this field in structure */
-#ifndef NO_ASN1_FIELD_NAMES
-const char *field_name;                /* Field name */
-#endif
-ASN1_ITEM_EXP *item;           /* Relevant ASN1_ITEM or ASN1_ADB */
+    unsigned long flags;        /* Various flags */
+    long tag;                   /* tag, not used if no tagging */
+    unsigned long offset;       /* Offset of this field in structure */
+# ifndef NO_ASN1_FIELD_NAMES
+    const char *field_name;     /* Field name */
+# endif
+    ASN1_ITEM_EXP *item;        /* Relevant ASN1_ITEM or ASN1_ADB */
 };
 
 /* Macro to extract ASN1_ITEM and ASN1_ADB pointer from ASN1_TEMPLATE */
 
-#define ASN1_TEMPLATE_item(t) (t->item_ptr)
-#define ASN1_TEMPLATE_adb(t) (t->item_ptr)
+# define ASN1_TEMPLATE_item(t) (t->item_ptr)
+# define ASN1_TEMPLATE_adb(t) (t->item_ptr)
 
 typedef struct ASN1_ADB_TABLE_st ASN1_ADB_TABLE;
 typedef struct ASN1_ADB_st ASN1_ADB;
 
 struct ASN1_ADB_st {
-       unsigned long flags;    /* Various flags */
-       unsigned long offset;   /* Offset of selector field */
-       STACK_OF(ASN1_ADB_TABLE) **app_items; /* Application defined items */
-       const ASN1_ADB_TABLE *tbl;      /* Table of possible types */
-       long tblcount;          /* Number of entries in tbl */
-       const ASN1_TEMPLATE *default_tt;  /* Type to use if no match */
-       const ASN1_TEMPLATE *null_tt;  /* Type to use if selector is NULL */
+    unsigned long flags;        /* Various flags */
+    unsigned long offset;       /* Offset of selector field */
+    STACK_OF(ASN1_ADB_TABLE) **app_items; /* Application defined items */
+    const ASN1_ADB_TABLE *tbl;  /* Table of possible types */
+    long tblcount;              /* Number of entries in tbl */
+    const ASN1_TEMPLATE *default_tt; /* Type to use if no match */
+    const ASN1_TEMPLATE *null_tt; /* Type to use if selector is NULL */
 };
 
 struct ASN1_ADB_TABLE_st {
-       long value;             /* NID for an object or value for an int */
-       const ASN1_TEMPLATE tt;         /* item for this value */
+    long value;                 /* NID for an object or value for an int */
+    const ASN1_TEMPLATE tt;     /* item for this value */
 };
 
 /* template flags */
 
 /* Field is optional */
-#define ASN1_TFLG_OPTIONAL     (0x1)
+# define ASN1_TFLG_OPTIONAL      (0x1)
 
 /* Field is a SET OF */
-#define ASN1_TFLG_SET_OF       (0x1 << 1)
+# define ASN1_TFLG_SET_OF        (0x1 << 1)
 
 /* Field is a SEQUENCE OF */
-#define ASN1_TFLG_SEQUENCE_OF  (0x2 << 1)
+# define ASN1_TFLG_SEQUENCE_OF   (0x2 << 1)
 
-/* Special case: this refers to a SET OF that
- * will be sorted into DER order when encoded *and*
- * the corresponding STACK will be modified to match
- * the new order.
+/*
+ * Special case: this refers to a SET OF that will be sorted into DER order
+ * when encoded *and* the corresponding STACK will be modified to match the
+ * new order.
  */
-#define ASN1_TFLG_SET_ORDER    (0x3 << 1)
+# define ASN1_TFLG_SET_ORDER     (0x3 << 1)
 
 /* Mask for SET OF or SEQUENCE OF */
-#define ASN1_TFLG_SK_MASK      (0x3 << 1)
+# define ASN1_TFLG_SK_MASK       (0x3 << 1)
 
-/* These flags mean the tag should be taken from the
- * tag field. If EXPLICIT then the underlying type
- * is used for the inner tag.
+/*
+ * These flags mean the tag should be taken from the tag field. If EXPLICIT
+ * then the underlying type is used for the inner tag.
  */
 
 /* IMPLICIT tagging */
-#define ASN1_TFLG_IMPTAG       (0x1 << 3)
-
+# define ASN1_TFLG_IMPTAG        (0x1 << 3)
 
 /* EXPLICIT tagging, inner tag from underlying type */
-#define ASN1_TFLG_EXPTAG       (0x2 << 3)
+# define ASN1_TFLG_EXPTAG        (0x2 << 3)
 
-#define ASN1_TFLG_TAG_MASK     (0x3 << 3)
+# define ASN1_TFLG_TAG_MASK      (0x3 << 3)
 
 /* context specific IMPLICIT */
-#define ASN1_TFLG_IMPLICIT     ASN1_TFLG_IMPTAG|ASN1_TFLG_CONTEXT
+# define ASN1_TFLG_IMPLICIT      ASN1_TFLG_IMPTAG|ASN1_TFLG_CONTEXT
 
 /* context specific EXPLICIT */
-#define ASN1_TFLG_EXPLICIT     ASN1_TFLG_EXPTAG|ASN1_TFLG_CONTEXT
+# define ASN1_TFLG_EXPLICIT      ASN1_TFLG_EXPTAG|ASN1_TFLG_CONTEXT
 
-/* If tagging is in force these determine the
- * type of tag to use. Otherwise the tag is
- * determined by the underlying type. These 
- * values reflect the actual octet format.
+/*
+ * If tagging is in force these determine the type of tag to use. Otherwise
+ * the tag is determined by the underlying type. These values reflect the
+ * actual octet format.
  */
 
-/* Universal tag */ 
-#define ASN1_TFLG_UNIVERSAL    (0x0<<6)
-/* Application tag */ 
-#define ASN1_TFLG_APPLICATION  (0x1<<6)
-/* Context specific tag */ 
-#define ASN1_TFLG_CONTEXT      (0x2<<6)
-/* Private tag */ 
-#define ASN1_TFLG_PRIVATE      (0x3<<6)
+/* Universal tag */
+# define ASN1_TFLG_UNIVERSAL     (0x0<<6)
+/* Application tag */
+# define ASN1_TFLG_APPLICATION   (0x1<<6)
+/* Context specific tag */
+# define ASN1_TFLG_CONTEXT       (0x2<<6)
+/* Private tag */
+# define ASN1_TFLG_PRIVATE       (0x3<<6)
 
-#define ASN1_TFLG_TAG_CLASS    (0x3<<6)
+# define ASN1_TFLG_TAG_CLASS     (0x3<<6)
 
-/* These are for ANY DEFINED BY type. In this case
- * the 'item' field points to an ASN1_ADB structure
- * which contains a table of values to decode the
+/*
+ * These are for ANY DEFINED BY type. In this case the 'item' field points to
+ * an ASN1_ADB structure which contains a table of values to decode the
  * relevant type
  */
 
-#define ASN1_TFLG_ADB_MASK     (0x3<<8)
+# define ASN1_TFLG_ADB_MASK      (0x3<<8)
 
-#define ASN1_TFLG_ADB_OID      (0x1<<8)
+# define ASN1_TFLG_ADB_OID       (0x1<<8)
 
-#define ASN1_TFLG_ADB_INT      (0x1<<9)
+# define ASN1_TFLG_ADB_INT       (0x1<<9)
 
-/* This flag means a parent structure is passed
- * instead of the field: this is useful is a
- * SEQUENCE is being combined with a CHOICE for
- * example. Since this means the structure and
- * item name will differ we need to use the
+/*
+ * This flag means a parent structure is passed instead of the field: this is
+ * useful is a SEQUENCE is being combined with a CHOICE for example. Since
+ * this means the structure and item name will differ we need to use the
  * ASN1_CHOICE_END_name() macro for example.
  */
 
-#define ASN1_TFLG_COMBINE      (0x1<<10)
+# define ASN1_TFLG_COMBINE       (0x1<<10)
 
-/* This flag when present in a SEQUENCE OF, SET OF
- * or EXPLICIT causes indefinite length constructed
- * encoding to be used if required.
+/*
+ * This flag when present in a SEQUENCE OF, SET OF or EXPLICIT causes
+ * indefinite length constructed encoding to be used if required.
  */
 
-#define ASN1_TFLG_NDEF         (0x1<<11)
+# define ASN1_TFLG_NDEF          (0x1<<11)
 
 /* This is the actual ASN1 item itself */
 
 struct ASN1_ITEM_st {
-char itype;                    /* The item type, primitive, SEQUENCE, CHOICE or extern */
-long utype;                    /* underlying type */
-const ASN1_TEMPLATE *templates;        /* If SEQUENCE or CHOICE this contains the contents */
-long tcount;                   /* Number of templates if SEQUENCE or CHOICE */
-const void *funcs;             /* functions that handle this type */
-long size;                     /* Structure size (usually)*/
-#ifndef NO_ASN1_FIELD_NAMES
-const char *sname;             /* Structure name */
-#endif
+    char itype;                 /* The item type, primitive, SEQUENCE, CHOICE
+                                 * or extern */
+    long utype;                 /* underlying type */
+    const ASN1_TEMPLATE *templates; /* If SEQUENCE or CHOICE this contains
+                                     * the contents */
+    long tcount;                /* Number of templates if SEQUENCE or CHOICE */
+    const void *funcs;          /* functions that handle this type */
+    long size;                  /* Structure size (usually) */
+# ifndef NO_ASN1_FIELD_NAMES
+    const char *sname;          /* Structure name */
+# endif
 };
 
 /*-
@@ -586,7 +581,7 @@ const char *sname;          /* Structure name */
  * For PRIMITIVE types the underlying type
  * determines the behaviour if items is NULL.
  *
- * Otherwise templates must contain a single 
+ * Otherwise templates must contain a single
  * template and the type is treated in the
  * same way as the type specified in the template.
  *
@@ -600,7 +595,7 @@ const char *sname;          /* Structure name */
  * selector.
  *
  * The 'funcs' field is used for application
- * specific functions. 
+ * specific functions.
  *
  * For COMPAT types the funcs field gives a
  * set of functions that handle this type, this
@@ -624,292 +619,297 @@ const char *sname;              /* Structure name */
  *
  */
 
-#define ASN1_ITYPE_PRIMITIVE           0x0
+# define ASN1_ITYPE_PRIMITIVE            0x0
 
-#define ASN1_ITYPE_SEQUENCE            0x1
+# define ASN1_ITYPE_SEQUENCE             0x1
 
-#define ASN1_ITYPE_CHOICE              0x2
+# define ASN1_ITYPE_CHOICE               0x2
 
-#define ASN1_ITYPE_COMPAT              0x3
+# define ASN1_ITYPE_COMPAT               0x3
 
-#define ASN1_ITYPE_EXTERN              0x4
+# define ASN1_ITYPE_EXTERN               0x4
 
-#define ASN1_ITYPE_MSTRING             0x5
+# define ASN1_ITYPE_MSTRING              0x5
 
-#define ASN1_ITYPE_NDEF_SEQUENCE       0x6
+# define ASN1_ITYPE_NDEF_SEQUENCE        0x6
 
-/* Cache for ASN1 tag and length, so we
- * don't keep re-reading it for things
+/*
+ * Cache for ASN1 tag and length, so we don't keep re-reading it for things
  * like CHOICE
  */
 
-struct ASN1_TLC_st{
-       char valid;     /* Values below are valid */
-       int ret;        /* return value */
-       long plen;      /* length */
-       int ptag;       /* class value */
-       int pclass;     /* class value */
-       int hdrlen;     /* header length */
+struct ASN1_TLC_st {
+    char valid;                 /* Values below are valid */
+    int ret;                    /* return value */
+    long plen;                  /* length */
+    int ptag;                   /* class value */
+    int pclass;                 /* class value */
+    int hdrlen;                 /* header length */
 };
 
 /* Typedefs for ASN1 function pointers */
 
-typedef ASN1_VALUE * ASN1_new_func(void);
+typedef ASN1_VALUE *ASN1_new_func(void);
 typedef void ASN1_free_func(ASN1_VALUE *a);
-typedef ASN1_VALUE * ASN1_d2i_func(ASN1_VALUE **a, const unsigned char ** in, long length);
-typedef int ASN1_i2d_func(ASN1_VALUE * a, unsigned char **in);
+typedef ASN1_VALUE *ASN1_d2i_func(ASN1_VALUE **a, const unsigned char **in,
+                                  long length);
+typedef int ASN1_i2d_func(ASN1_VALUE *a, unsigned char **in);
 
-typedef int ASN1_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_ITEM *it,
-                                       int tag, int aclass, char opt, ASN1_TLC *ctx);
+typedef int ASN1_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len,
+                        const ASN1_ITEM *it, int tag, int aclass, char opt,
+                        ASN1_TLC *ctx);
 
-typedef int ASN1_ex_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_ITEM *it, int tag, int aclass);
+typedef int ASN1_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
+                        const ASN1_ITEM *it, int tag, int aclass);
 typedef int ASN1_ex_new_func(ASN1_VALUE **pval, const ASN1_ITEM *it);
 typedef void ASN1_ex_free_func(ASN1_VALUE **pval, const ASN1_ITEM *it);
 
-typedef int ASN1_ex_print_func(BIO *out, ASN1_VALUE **pval, 
-                                               int indent, const char *fname, 
-                                               const ASN1_PCTX *pctx);
+typedef int ASN1_ex_print_func(BIO *out, ASN1_VALUE **pval,
+                               int indent, const char *fname,
+                               const ASN1_PCTX *pctx);
 
-typedef int ASN1_primitive_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it);
-typedef int ASN1_primitive_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, char *free_cont, const ASN1_ITEM *it);
-typedef int ASN1_primitive_print(BIO *out, ASN1_VALUE **pval, const ASN1_ITEM *it, int indent, const ASN1_PCTX *pctx);
+typedef int ASN1_primitive_i2c(ASN1_VALUE **pval, unsigned char *cont,
+                               int *putype, const ASN1_ITEM *it);
+typedef int ASN1_primitive_c2i(ASN1_VALUE **pval, const unsigned char *cont,
+                               int len, int utype, char *free_cont,
+                               const ASN1_ITEM *it);
+typedef int ASN1_primitive_print(BIO *out, ASN1_VALUE **pval,
+                                 const ASN1_ITEM *it, int indent,
+                                 const ASN1_PCTX *pctx);
 
 typedef struct ASN1_COMPAT_FUNCS_st {
-       ASN1_new_func *asn1_new;
-       ASN1_free_func *asn1_free;
-       ASN1_d2i_func *asn1_d2i;
-       ASN1_i2d_func *asn1_i2d;
+    ASN1_new_func *asn1_new;
+    ASN1_free_func *asn1_free;
+    ASN1_d2i_func *asn1_d2i;
+    ASN1_i2d_func *asn1_i2d;
 } ASN1_COMPAT_FUNCS;
 
 typedef struct ASN1_EXTERN_FUNCS_st {
-       void *app_data;
-       ASN1_ex_new_func *asn1_ex_new;
-       ASN1_ex_free_func *asn1_ex_free;
-       ASN1_ex_free_func *asn1_ex_clear;
-       ASN1_ex_d2i *asn1_ex_d2i;
-       ASN1_ex_i2d *asn1_ex_i2d;
-       ASN1_ex_print_func *asn1_ex_print;
+    void *app_data;
+    ASN1_ex_new_func *asn1_ex_new;
+    ASN1_ex_free_func *asn1_ex_free;
+    ASN1_ex_free_func *asn1_ex_clear;
+    ASN1_ex_d2i *asn1_ex_d2i;
+    ASN1_ex_i2d *asn1_ex_i2d;
+    ASN1_ex_print_func *asn1_ex_print;
 } ASN1_EXTERN_FUNCS;
 
 typedef struct ASN1_PRIMITIVE_FUNCS_st {
-       void *app_data;
-       unsigned long flags;
-       ASN1_ex_new_func *prim_new;
-       ASN1_ex_free_func *prim_free;
-       ASN1_ex_free_func *prim_clear;
-       ASN1_primitive_c2i *prim_c2i;
-       ASN1_primitive_i2c *prim_i2c;
-       ASN1_primitive_print *prim_print;
+    void *app_data;
+    unsigned long flags;
+    ASN1_ex_new_func *prim_new;
+    ASN1_ex_free_func *prim_free;
+    ASN1_ex_free_func *prim_clear;
+    ASN1_primitive_c2i *prim_c2i;
+    ASN1_primitive_i2c *prim_i2c;
+    ASN1_primitive_print *prim_print;
 } ASN1_PRIMITIVE_FUNCS;
 
-/* This is the ASN1_AUX structure: it handles various
- * miscellaneous requirements. For example the use of
- * reference counts and an informational callback.
- *
- * The "informational callback" is called at various
- * points during the ASN1 encoding and decoding. It can
- * be used to provide minor customisation of the structures
- * used. This is most useful where the supplied routines
- * *almost* do the right thing but need some extra help
- * at a few points. If the callback returns zero then
- * it is assumed a fatal error has occurred and the 
- * main operation should be abandoned.
- *
- * If major changes in the default behaviour are required
- * then an external type is more appropriate.
+/*
+ * This is the ASN1_AUX structure: it handles various miscellaneous
+ * requirements. For example the use of reference counts and an informational
+ * callback. The "informational callback" is called at various points during
+ * the ASN1 encoding and decoding. It can be used to provide minor
+ * customisation of the structures used. This is most useful where the
+ * supplied routines *almost* do the right thing but need some extra help at
+ * a few points. If the callback returns zero then it is assumed a fatal
+ * error has occurred and the main operation should be abandoned. If major
+ * changes in the default behaviour are required then an external type is
+ * more appropriate.
  */
 
 typedef int ASN1_aux_cb(int operation, ASN1_VALUE **in, const ASN1_ITEM *it,
-                               void *exarg);
+                        void *exarg);
 
 typedef struct ASN1_AUX_st {
-       void *app_data;
-       int flags;
-       int ref_offset;         /* Offset of reference value */
-       int ref_lock;           /* Lock type to use */
-       ASN1_aux_cb *asn1_cb;
-       int enc_offset;         /* Offset of ASN1_ENCODING structure */
+    void *app_data;
+    int flags;
+    int ref_offset;             /* Offset of reference value */
+    int ref_lock;               /* Lock type to use */
+    ASN1_aux_cb *asn1_cb;
+    int enc_offset;             /* Offset of ASN1_ENCODING structure */
 } ASN1_AUX;
 
 /* For print related callbacks exarg points to this structure */
 typedef struct ASN1_PRINT_ARG_st {
-       BIO *out;
-       int indent;
-       const ASN1_PCTX *pctx;
+    BIO *out;
+    int indent;
+    const ASN1_PCTX *pctx;
 } ASN1_PRINT_ARG;
 
 /* For streaming related callbacks exarg points to this structure */
 typedef struct ASN1_STREAM_ARG_st {
-       /* BIO to stream through */
-       BIO *out;
-       /* BIO with filters appended */
-       BIO *ndef_bio;
-       /* Streaming I/O boundary */
-       unsigned char **boundary;
+    /* BIO to stream through */
+    BIO *out;
+    /* BIO with filters appended */
+    BIO *ndef_bio;
+    /* Streaming I/O boundary */
+    unsigned char **boundary;
 } ASN1_STREAM_ARG;
 
 /* Flags in ASN1_AUX */
 
 /* Use a reference count */
-#define ASN1_AFLG_REFCOUNT     1
+# define ASN1_AFLG_REFCOUNT      1
 /* Save the encoding of structure (useful for signatures) */
-#define ASN1_AFLG_ENCODING     2
+# define ASN1_AFLG_ENCODING      2
 /* The Sequence length is invalid */
-#define ASN1_AFLG_BROKEN       4
+# define ASN1_AFLG_BROKEN        4
 
 /* operation values for asn1_cb */
 
-#define ASN1_OP_NEW_PRE                0
-#define ASN1_OP_NEW_POST       1
-#define ASN1_OP_FREE_PRE       2
-#define ASN1_OP_FREE_POST      3
-#define ASN1_OP_D2I_PRE                4
-#define ASN1_OP_D2I_POST       5
-#define ASN1_OP_I2D_PRE                6
-#define ASN1_OP_I2D_POST       7
-#define ASN1_OP_PRINT_PRE      8
-#define ASN1_OP_PRINT_POST     9
-#define ASN1_OP_STREAM_PRE     10
-#define ASN1_OP_STREAM_POST    11
-#define ASN1_OP_DETACHED_PRE   12
-#define ASN1_OP_DETACHED_POST  13
+# define ASN1_OP_NEW_PRE         0
+# define ASN1_OP_NEW_POST        1
+# define ASN1_OP_FREE_PRE        2
+# define ASN1_OP_FREE_POST       3
+# define ASN1_OP_D2I_PRE         4
+# define ASN1_OP_D2I_POST        5
+# define ASN1_OP_I2D_PRE         6
+# define ASN1_OP_I2D_POST        7
+# define ASN1_OP_PRINT_PRE       8
+# define ASN1_OP_PRINT_POST      9
+# define ASN1_OP_STREAM_PRE      10
+# define ASN1_OP_STREAM_POST     11
+# define ASN1_OP_DETACHED_PRE    12
+# define ASN1_OP_DETACHED_POST   13
 
 /* Macro to implement a primitive type */
-#define IMPLEMENT_ASN1_TYPE(stname) IMPLEMENT_ASN1_TYPE_ex(stname, stname, 0)
-#define IMPLEMENT_ASN1_TYPE_ex(itname, vname, ex) \
-                               ASN1_ITEM_start(itname) \
-                                       ASN1_ITYPE_PRIMITIVE, V_##vname, NULL, 0, NULL, ex, #itname \
-                               ASN1_ITEM_end(itname)
+# define IMPLEMENT_ASN1_TYPE(stname) IMPLEMENT_ASN1_TYPE_ex(stname, stname, 0)
+# define IMPLEMENT_ASN1_TYPE_ex(itname, vname, ex) \
+                                ASN1_ITEM_start(itname) \
+                                        ASN1_ITYPE_PRIMITIVE, V_##vname, NULL, 0, NULL, ex, #itname \
+                                ASN1_ITEM_end(itname)
 
 /* Macro to implement a multi string type */
-#define IMPLEMENT_ASN1_MSTRING(itname, mask) \
-                               ASN1_ITEM_start(itname) \
-                                       ASN1_ITYPE_MSTRING, mask, NULL, 0, NULL, sizeof(ASN1_STRING), #itname \
-                               ASN1_ITEM_end(itname)
+# define IMPLEMENT_ASN1_MSTRING(itname, mask) \
+                                ASN1_ITEM_start(itname) \
+                                        ASN1_ITYPE_MSTRING, mask, NULL, 0, NULL, sizeof(ASN1_STRING), #itname \
+                                ASN1_ITEM_end(itname)
 
 /* Macro to implement an ASN1_ITEM in terms of old style funcs */
 
-#define IMPLEMENT_COMPAT_ASN1(sname) IMPLEMENT_COMPAT_ASN1_type(sname, V_ASN1_SEQUENCE)
-
-#define IMPLEMENT_COMPAT_ASN1_type(sname, tag) \
-       static const ASN1_COMPAT_FUNCS sname##_ff = { \
-               (ASN1_new_func *)sname##_new, \
-               (ASN1_free_func *)sname##_free, \
-               (ASN1_d2i_func *)d2i_##sname, \
-               (ASN1_i2d_func *)i2d_##sname, \
-       }; \
-       ASN1_ITEM_start(sname) \
-               ASN1_ITYPE_COMPAT, \
-               tag, \
-               NULL, \
-               0, \
-               &sname##_ff, \
-               0, \
-               #sname \
-       ASN1_ITEM_end(sname)
-
-#define IMPLEMENT_EXTERN_ASN1(sname, tag, fptrs) \
-       ASN1_ITEM_start(sname) \
-               ASN1_ITYPE_EXTERN, \
-               tag, \
-               NULL, \
-               0, \
-               &fptrs, \
-               0, \
-               #sname \
-       ASN1_ITEM_end(sname)
+# define IMPLEMENT_COMPAT_ASN1(sname) IMPLEMENT_COMPAT_ASN1_type(sname, V_ASN1_SEQUENCE)
+
+# define IMPLEMENT_COMPAT_ASN1_type(sname, tag) \
+        static const ASN1_COMPAT_FUNCS sname##_ff = { \
+                (ASN1_new_func *)sname##_new, \
+                (ASN1_free_func *)sname##_free, \
+                (ASN1_d2i_func *)d2i_##sname, \
+                (ASN1_i2d_func *)i2d_##sname, \
+        }; \
+        ASN1_ITEM_start(sname) \
+                ASN1_ITYPE_COMPAT, \
+                tag, \
+                NULL, \
+                0, \
+                &sname##_ff, \
+                0, \
+                #sname \
+        ASN1_ITEM_end(sname)
+
+# define IMPLEMENT_EXTERN_ASN1(sname, tag, fptrs) \
+        ASN1_ITEM_start(sname) \
+                ASN1_ITYPE_EXTERN, \
+                tag, \
+                NULL, \
+                0, \
+                &fptrs, \
+                0, \
+                #sname \
+        ASN1_ITEM_end(sname)
 
 /* Macro to implement standard functions in terms of ASN1_ITEM structures */
 
-#define IMPLEMENT_ASN1_FUNCTIONS(stname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, stname, stname)
-
-#define IMPLEMENT_ASN1_FUNCTIONS_name(stname, itname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, itname)
-
-#define IMPLEMENT_ASN1_FUNCTIONS_ENCODE_name(stname, itname) \
-                       IMPLEMENT_ASN1_FUNCTIONS_ENCODE_fname(stname, itname, itname)
-
-#define IMPLEMENT_STATIC_ASN1_ALLOC_FUNCTIONS(stname) \
-               IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(static, stname, stname, stname)
-
-#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS(stname) \
-               IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, stname, stname)
-
-#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(pre, stname, itname, fname) \
-       pre stname *fname##_new(void) \
-       { \
-               return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \
-       } \
-       pre void fname##_free(stname *a) \
-       { \
-               ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \
-       }
-
-#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) \
-       stname *fname##_new(void) \
-       { \
-               return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \
-       } \
-       void fname##_free(stname *a) \
-       { \
-               ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \
-       }
-
-#define IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, fname) \
-       IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
-       IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
-
-#define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
-       stname *d2i_##fname(stname **a, const unsigned char **in, long len) \
-       { \
-               return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\
-       } \
-       int i2d_##fname(stname *a, unsigned char **out) \
-       { \
-               return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\
-       } 
-
-#define IMPLEMENT_ASN1_NDEF_FUNCTION(stname) \
-       int i2d_##stname##_NDEF(stname *a, unsigned char **out) \
-       { \
-               return ASN1_item_ndef_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(stname));\
-       } 
-
-/* This includes evil casts to remove const: they will go away when full
- * ASN1 constification is done.
+# define IMPLEMENT_ASN1_FUNCTIONS(stname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, stname, stname)
+
+# define IMPLEMENT_ASN1_FUNCTIONS_name(stname, itname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, itname)
+
+# define IMPLEMENT_ASN1_FUNCTIONS_ENCODE_name(stname, itname) \
+                        IMPLEMENT_ASN1_FUNCTIONS_ENCODE_fname(stname, itname, itname)
+
+# define IMPLEMENT_STATIC_ASN1_ALLOC_FUNCTIONS(stname) \
+                IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(static, stname, stname, stname)
+
+# define IMPLEMENT_ASN1_ALLOC_FUNCTIONS(stname) \
+                IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, stname, stname)
+
+# define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(pre, stname, itname, fname) \
+        pre stname *fname##_new(void) \
+        { \
+                return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \
+        } \
+        pre void fname##_free(stname *a) \
+        { \
+                ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \
+        }
+
+# define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) \
+        stname *fname##_new(void) \
+        { \
+                return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \
+        } \
+        void fname##_free(stname *a) \
+        { \
+                ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \
+        }
+
+# define IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, fname) \
+        IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
+        IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
+
+# define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
+        stname *d2i_##fname(stname **a, const unsigned char **in, long len) \
+        { \
+                return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\
+        } \
+        int i2d_##fname(stname *a, unsigned char **out) \
+        { \
+                return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\
+        }
+
+# define IMPLEMENT_ASN1_NDEF_FUNCTION(stname) \
+        int i2d_##stname##_NDEF(stname *a, unsigned char **out) \
+        { \
+                return ASN1_item_ndef_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(stname));\
+        }
+
+/*
+ * This includes evil casts to remove const: they will go away when full ASN1
+ * constification is done.
  */
-#define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \
-       stname *d2i_##fname(stname **a, const unsigned char **in, long len) \
-       { \
-               return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\
-       } \
-       int i2d_##fname(const stname *a, unsigned char **out) \
-       { \
-               return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\
-       } 
-
-#define IMPLEMENT_ASN1_DUP_FUNCTION(stname) \
-       stname * stname##_dup(stname *x) \
+# define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \
+        stname *d2i_##fname(stname **a, const unsigned char **in, long len) \
+        { \
+                return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\
+        } \
+        int i2d_##fname(const stname *a, unsigned char **out) \
+        { \
+                return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\
+        }
+
+# define IMPLEMENT_ASN1_DUP_FUNCTION(stname) \
+        stname * stname##_dup(stname *x) \
         { \
         return ASN1_item_dup(ASN1_ITEM_rptr(stname), x); \
         }
 
-#define IMPLEMENT_ASN1_PRINT_FUNCTION(stname) \
-       IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, stname, stname)
+# define IMPLEMENT_ASN1_PRINT_FUNCTION(stname) \
+        IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, stname, stname)
 
-#define IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, itname, fname) \
-       int fname##_print_ctx(BIO *out, stname *x, int indent, \
-                                               const ASN1_PCTX *pctx) \
-       { \
-               return ASN1_item_print(out, (ASN1_VALUE *)x, indent, \
-                       ASN1_ITEM_rptr(itname), pctx); \
-       } 
+# define IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, itname, fname) \
+        int fname##_print_ctx(BIO *out, stname *x, int indent, \
+                                                const ASN1_PCTX *pctx) \
+        { \
+                return ASN1_item_print(out, (ASN1_VALUE *)x, indent, \
+                        ASN1_ITEM_rptr(itname), pctx); \
+        }
 
-#define IMPLEMENT_ASN1_FUNCTIONS_const(name) \
-               IMPLEMENT_ASN1_FUNCTIONS_const_fname(name, name, name)
+# define IMPLEMENT_ASN1_FUNCTIONS_const(name) \
+                IMPLEMENT_ASN1_FUNCTIONS_const_fname(name, name, name)
 
-#define IMPLEMENT_ASN1_FUNCTIONS_const_fname(stname, itname, fname) \
-       IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \
-       IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
+# define IMPLEMENT_ASN1_FUNCTIONS_const_fname(stname, itname, fname) \
+        IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \
+        IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
 
 /* external definitions for primitive types */
 
@@ -932,30 +932,40 @@ int ASN1_template_new(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
 int ASN1_primitive_new(ASN1_VALUE **pval, const ASN1_ITEM *it);
 
 void ASN1_template_free(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
-int ASN1_template_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_TEMPLATE *tt);
-int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_ITEM *it,
-                               int tag, int aclass, char opt, ASN1_TLC *ctx);
-
-int ASN1_item_ex_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_ITEM *it, int tag, int aclass);
-int ASN1_template_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_TEMPLATE *tt);
+int ASN1_template_d2i(ASN1_VALUE **pval, const unsigned char **in, long len,
+                      const ASN1_TEMPLATE *tt);
+int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len,
+                     const ASN1_ITEM *it, int tag, int aclass, char opt,
+                     ASN1_TLC *ctx);
+
+int ASN1_item_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
+                     const ASN1_ITEM *it, int tag, int aclass);
+int ASN1_template_i2d(ASN1_VALUE **pval, unsigned char **out,
+                      const ASN1_TEMPLATE *tt);
 void ASN1_primitive_free(ASN1_VALUE **pval, const ASN1_ITEM *it);
 
-int asn1_ex_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it);
-int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, char *free_cont, const ASN1_ITEM *it);
+int asn1_ex_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype,
+                const ASN1_ITEM *it);
+int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len,
+                int utype, char *free_cont, const ASN1_ITEM *it);
 
 int asn1_get_choice_selector(ASN1_VALUE **pval, const ASN1_ITEM *it);
-int asn1_set_choice_selector(ASN1_VALUE **pval, int value, const ASN1_ITEM *it);
+int asn1_set_choice_selector(ASN1_VALUE **pval, int value,
+                             const ASN1_ITEM *it);
 
-ASN1_VALUE ** asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
+ASN1_VALUE **asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
 
-const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt, int nullerr);
+const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt,
+                                 int nullerr);
 
 int asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it);
 
 void asn1_enc_init(ASN1_VALUE **pval, const ASN1_ITEM *it);
 void asn1_enc_free(ASN1_VALUE **pval, const ASN1_ITEM *it);
-int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval, const ASN1_ITEM *it);
-int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen, const ASN1_ITEM *it);
+int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval,
+                     const ASN1_ITEM *it);
+int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen,
+                  const ASN1_ITEM *it);
 
 #ifdef  __cplusplus
 }