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make asn.1 field names const
[openssl.git] / crypto / asn1 / asn1t.h
diff --git a/crypto/asn1/asn1t.h b/crypto/asn1/asn1t.h
index 6e1bf87e5ca561151f2a1f5b28a07640e9ea03ee..cc0cd1c8423b74c80d78184d007cbd1cb1c2bbb7 100644 (file)
--- a/crypto/asn1/asn1t.h
+++ b/crypto/asn1/asn1t.h
@@ -112,7 +112,7 @@ extern "C" {
 /* Macros to aid ASN1 template writing */
 
 #define ASN1_ITEM_TEMPLATE(tname) \
-       const static ASN1_TEMPLATE tname##_item_tt 
+       static const ASN1_TEMPLATE tname##_item_tt 
 
 #define ASN1_ITEM_TEMPLATE_END(tname) \
        ;\
@@ -150,7 +150,7 @@ extern "C" {
  */
 
 #define ASN1_SEQUENCE(tname) \
-       const static ASN1_TEMPLATE tname##_seq_tt[] 
+       static const ASN1_TEMPLATE tname##_seq_tt[] 
 
 #define ASN1_SEQUENCE_END(stname) ASN1_SEQUENCE_END_name(stname, stname)
 
@@ -166,22 +166,37 @@ extern "C" {
                #stname \
        ASN1_ITEM_end(tname)
 
+#define ASN1_NDEF_SEQUENCE(tname) \
+       ASN1_SEQUENCE(tname)
+
 #define ASN1_SEQUENCE_cb(tname, cb) \
-       const static ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
+       static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
        ASN1_SEQUENCE(tname)
 
 #define ASN1_BROKEN_SEQUENCE(tname) \
-       const static ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \
+       static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \
        ASN1_SEQUENCE(tname)
 
 #define ASN1_SEQUENCE_ref(tname, cb, lck) \
-       const static ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_REFCOUNT, offsetof(tname, references), lck, cb, 0}; \
+       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) \
-       const static ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_ENCODING, 0, 0, cb, offsetof(tname, enc)}; \
+       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)
@@ -224,10 +239,10 @@ extern "C" {
  */
 
 #define ASN1_CHOICE(tname) \
-       const static ASN1_TEMPLATE tname##_ch_tt[] 
+       static const ASN1_TEMPLATE tname##_ch_tt[] 
 
 #define ASN1_CHOICE_cb(tname, cb) \
-       const static ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
+       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)
@@ -353,16 +368,20 @@ extern "C" {
 #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 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)
+
 /* Macros for the ASN1_ADB structure */
 
 #define ASN1_ADB(name) \
-       const static ASN1_ADB_TABLE name##_adbtbl[] 
+       static const ASN1_ADB_TABLE name##_adbtbl[] 
 
 #ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
 
 #define ASN1_ADB_END(name, flags, field, app_table, def, none) \
        ;\
-       const static ASN1_ADB name##_adb = {\
+       static const ASN1_ADB name##_adb = {\
                flags,\
                offsetof(name, field),\
                app_table,\
@@ -376,9 +395,9 @@ extern "C" {
 
 #define ASN1_ADB_END(name, flags, field, app_table, def, none) \
        ;\
-       const static ASN1_ITEM *name##_adb(void) \
+       static const ASN1_ITEM *name##_adb(void) \
        { \
-       const static ASN1_ADB internal_adb = \
+       static const ASN1_ADB internal_adb = \
                {\
                flags,\
                offsetof(name, field),\
@@ -397,7 +416,7 @@ extern "C" {
 #define ADB_ENTRY(val, template) {val, template}
 
 #define ASN1_ADB_TEMPLATE(name) \
-       const static ASN1_TEMPLATE name##_tt 
+       static const ASN1_TEMPLATE name##_tt 
 
 /* This is the ASN1 template structure that defines
  * a wrapper round the actual type. It determines the
@@ -410,7 +429,7 @@ 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
-char *field_name;              /* Field name */
+const char *field_name;                /* Field name */
 #endif
 ASN1_ITEM_EXP *item;           /* Relevant ASN1_ITEM or ASN1_ADB */
 };
@@ -518,6 +537,13 @@ struct ASN1_ADB_TABLE_st {
 
 #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.
+ */
+
+#define ASN1_TFLG_NDEF         (0x1<<11)
+
 /* This is the actual ASN1 item itself */
 
 struct ASN1_ITEM_st {
@@ -570,19 +596,25 @@ const char *sname;                /* Structure name */
  * has a special meaning, it is used as a mask
  * of acceptable types using the B_ASN1 constants.
  *
+ * NDEF_SEQUENCE is the same as SEQUENCE except
+ * that it will use indefinite length constructed
+ * encoding if requested.
+ *
  */
 
-#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
 
 /* Cache for ASN1 tag and length, so we
  * don't keep re-reading it for things
@@ -602,10 +634,10 @@ struct ASN1_TLC_st{
 
 typedef ASN1_VALUE * ASN1_new_func(void);
 typedef void ASN1_free_func(ASN1_VALUE *a);
-typedef ASN1_VALUE * ASN1_d2i_func(ASN1_VALUE **a, unsigned char ** in, long length);
+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, unsigned char **in, long len, const ASN1_ITEM *it,
+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);
@@ -613,7 +645,7 @@ 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_primitive_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it);
-typedef int ASN1_primitive_c2i(ASN1_VALUE **pval, unsigned char *cont, int len, int utype, char *free_cont, 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 struct ASN1_COMPAT_FUNCS_st {
        ASN1_new_func *asn1_new;
@@ -743,6 +775,9 @@ typedef struct ASN1_AUX_st {
 #define IMPLEMENT_ASN1_FUNCTIONS_ENCODE_name(stname, itname) \
                        IMPLEMENT_ASN1_FUNCTIONS_ENCODE_fname(stname, itname, itname)
 
+#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS(stname) \
+               IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, stname, stname)
+
 #define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) \
        stname *fname##_new(void) \
        { \
@@ -758,7 +793,7 @@ typedef struct ASN1_AUX_st {
        IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
 
 #define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
-       stname *d2i_##fname(stname **a, unsigned char **in, long len) \
+       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));\
        } \
@@ -767,19 +802,31 @@ typedef struct ASN1_AUX_st {
                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, (unsigned char **)in, len, ASN1_ITEM_rptr(itname));\
+               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_FUNCTIONS_const(name) \
                IMPLEMENT_ASN1_FUNCTIONS_const_fname(name, name, name)
 
@@ -792,7 +839,6 @@ typedef struct ASN1_AUX_st {
 DECLARE_ASN1_ITEM(ASN1_BOOLEAN)
 DECLARE_ASN1_ITEM(ASN1_TBOOLEAN)
 DECLARE_ASN1_ITEM(ASN1_FBOOLEAN)
-DECLARE_ASN1_ITEM(ASN1_ANY)
 DECLARE_ASN1_ITEM(ASN1_SEQUENCE)
 DECLARE_ASN1_ITEM(CBIGNUM)
 DECLARE_ASN1_ITEM(BIGNUM)
@@ -809,8 +855,8 @@ 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, unsigned char **in, long len, const ASN1_TEMPLATE *tt);
-int ASN1_item_ex_d2i(ASN1_VALUE **pval, unsigned char **in, long len, const ASN1_ITEM *it,
+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);
@@ -818,7 +864,7 @@ int ASN1_template_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_TEMPLAT
 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, unsigned char *cont, int len, int utype, char *free_cont, 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);
@@ -832,7 +878,7 @@ 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, unsigned char *in, int inlen, const ASN1_ITEM *it);
+int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen, const ASN1_ITEM *it);
 
 #ifdef  __cplusplus
 }
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