1 files changed, 106 insertions, 0 deletions
diff --git a/libasn1fix/asn1fix_internal.h b/libasn1fix/asn1fix_internal.h
new file mode 100644
index 00000000..ff3b4e96
--- /dev/null
+++ b/libasn1fix/asn1fix_internal.h
@@ -0,0 +1,106 @@
+#ifndef	_ASN1FIX_INTERNAL_H_
+#define	_ASN1FIX_INTERNAL_H_
+
+/*
+ * System headers required in various modules.
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>		/* isupper() */
+#include <errno.h>
+#include <assert.h>
+
+#include <asn1parser.h>		/* Our lovely ASN.1 parser module */
+
+/*
+ * A definition of a function that will log error messages.
+ */
+typedef void (*error_logger_f)(int _is_fatal, const char *fmt, ...);
+
+/*
+ * Universal argument.
+ */
+typedef struct arg_s {
+	asn1p_t         *asn;
+	asn1p_module_t  *mod;
+	asn1p_expr_t    *expr;
+	error_logger_f   eh;
+	error_logger_f   debug;
+	void            *key;           /* The next level key */
+} arg_t;
+
+/*
+ * Functions performing normalization of various types.
+ */
+#include "asn1fix_misc.h"		/* Support functions */
+#include "asn1fix_value.h"		/* Value processing */
+#include "asn1fix_cstring.h"		/* Fix cstring values */
+#include "asn1fix_compat.h"		/* Data compatibility */
+#include "asn1fix_constr.h"		/* Constructed types */
+#include "asn1fix_class.h"		/* CLASS support */
+#include "asn1fix_param.h"		/* Parametrization */
+#include "asn1fix_retrieve.h"		/* Data retrieval */
+#include "asn1fix_enum.h"		/* Process ENUMERATED */
+#include "asn1fix_integer.h"		/* Process INTEGER */
+#include "asn1fix_bitstring.h"		/* Process BIT STRING */
+#include "asn1fix_dereft.h"		/* Dereference types */
+#include "asn1fix_derefv.h"		/* Dereference values */
+#include "asn1fix_tags.h"		/* Tags-related stuff */
+
+
+/*
+ * Merge the return value of the called function with the already
+ * partially computed return value of the current function.
+ */
+#define	RET2RVAL(ret,rv) do {					\
+		int __ret = ret;				\
+		switch(__ret) {					\
+		case  0: break;					\
+		case  1: if(rv) break;				\
+		case -1: rv = __ret; break;			\
+		default:					\
+			assert(__ret >= -1 && __ret <= 1);	\
+			rv = -1;				\
+		}						\
+	} while(0)
+
+/*
+ * Temporary substitute module for the purposes of evaluating expression.
+ */
+#define	WITH_MODULE(tmp_mod, expr)	do {			\
+		void *_saved_mod = arg->mod;			\
+		arg->mod = tmp_mod;				\
+		do { expr; } while(0);				\
+		arg->mod = _saved_mod;				\
+	} while(0)
+
+#define	LOG(code, fmt, args...) do {				\
+		int _save_errno = errno;			\
+		if(code < 0) {					\
+			if(arg->debug)				\
+				arg->debug(code, fmt, ##args);	\
+		} else {					\
+			arg->eh(code, fmt " in %s", ##args,	\
+				arg->mod->source_file_name);	\
+		}						\
+		errno = _save_errno;				\
+	} while(0)
+
+#define	DEBUG(fmt, args...)	LOG(-1, fmt, ##args)
+#define	FATAL(fmt, args...)	LOG( 1, fmt, ##args)
+#define	WARNING(fmt, args...)	LOG( 0, fmt, ##args)
+
+
+/*
+ * Define the symbol corresponding to the name of the current function.
+ */
+#if __STDC_VERSION__ < 199901
+#if !(__GNUC__ == 2 && __GNUC_MINOR__ >= 7 || __GNUC__ >= 3)
+#define __func__	(char *)0	/* Name of the current function */
+#endif	/* GNUC */
+/* __func__ is supposed to be defined */
+#endif
+
+
+#endif	/* _ASN1FIX_INTERNAL_H_ */