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-rw-r--r--include/sys/unwind.h125
1 files changed, 125 insertions, 0 deletions
diff --git a/include/sys/unwind.h b/include/sys/unwind.h
new file mode 100644
index 0000000..9267db6
--- /dev/null
+++ b/include/sys/unwind.h
@@ -0,0 +1,125 @@
+#ifndef _SYS_UNWIND_H
+#define _SYS_UNWIND_H
+
+#include <stdint.h>
+#include <signal.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum __unwind_reason_code {
+ __URC_NO_REASON,
+ __URC_FOREIGN_EXCEPTION,
+ __URC_FATAL_PHASE2,
+ __URC_FATAL_PHASE1,
+ __URC_NORMAL_STOP,
+ __URC_END_OF_STACK,
+ __URC_HANDLER_FOUND,
+ __URC_INSTALL_CONTEXT,
+ __URC_CONTINUE_UNWIND,
+};
+
+
+#define __UA_SEARCH_PHASE 0x01
+#define __UA_CLEANUP_PHASE 0x02
+#define __UA_HANDLER_FRAME 0x04
+#define __UA_FORCE_UNWIND 0x08
+#define __UA_END_OF_STACK 0x10
+
+
+
+
+struct _nt_exception_record;
+struct _nt_dispatcher_context;
+
+struct __unwind_exception;
+struct __unwind_context;
+
+
+
+
+typedef enum __unwind_reason_code(*__unwind_personality_routine)(
+ int, int, uintptr_t,
+ struct __unwind_exception *,
+ struct __unwind_context *);
+
+typedef void (*__unwind_exception_cleanup_routine)(
+ enum __unwind_reason_code,
+ struct __unwind_exception *);
+
+
+
+struct __unwind_exception {
+ uintptr_t exception_class;
+ __unwind_exception_cleanup_routine exception_cleanup;
+ uintptr_t __opaque[6];
+};
+
+
+
+int __unwind_exception_filter(
+ struct _nt_exception_record *,
+ void *,
+ mcontext_t *,
+ struct _nt_dispatcher_context *,
+ __unwind_personality_routine);
+
+int __unwind_exception_handler(
+ struct _nt_exception_record *,
+ uintptr_t,
+ mcontext_t *,
+ struct _nt_dispatcher_context *);
+
+int __unwind_raise_exception(
+ struct __unwind_exception *);
+
+void __unwind_delete_exception(
+ struct __unwind_exception *);
+
+void __unwind_resume(
+ struct __unwind_exception *);
+
+int __unwind_resume_or_rethrow(
+ struct __unwind_exception *);
+
+int __unwind_force(
+ struct __unwind_exception *,
+ int (*)(
+ int, int, uintptr_t,
+ struct __unwind_exception *,
+ struct __unwind_context *,
+ void *),
+ void *);
+
+void * __unwind_get_language_specific_data(
+ struct __unwind_context *);
+
+int __unwind_backtrace(
+ enum __unwind_reason_code (*)(
+ struct __unwind_context *,
+ void *),
+ void *);
+
+int __unwind_calltrace();
+
+uintptr_t __unwind_get_ip(const struct __unwind_context *);
+void __unwind_set_ip(struct __unwind_context *, uintptr_t);
+
+uintptr_t __unwind_get_gr(const struct __unwind_context *, int);
+void __unwind_set_gr(struct __unwind_context *, int, uintptr_t);
+
+uintptr_t __unwind_get_data_rel_base(const struct __unwind_context *);
+uintptr_t __unwind_get_text_rel_base(const struct __unwind_context *);
+
+uintptr_t __unwind_get_cfa(const struct __unwind_context *);
+uintptr_t __unwind_get_ip_info(const struct __unwind_context *, int *);
+
+uintptr_t __unwind_get_region_start(const struct __unwind_context *);
+void * __unwind_find_enclosing_function(const void *);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif