/* Copyright (C) The GNU Toolchain Authors.
   Contributed by Mohamed Atef <mohamedatef1698@gmail.com>.
   This file is part of the GNU Offloading and Multi Processing Library
   (libgomp).
   Libgomp is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   any later version.
   Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
   more details.
   Under Section 7 of GPL version 3, you are granted additional
   permissions described in the GCC Runtime Library Exception, version
   3.1, as published by the Free Software Foundation.
   You should have received a copy of the GNU General Public License and
   a copy of the GCC Runtime Library Exception along with this program;
   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
   <http://www.gnu.org/licenses/>.  */

/* This file contains data types and function declarations that
   that are defined in OMPD standard.  */

#ifndef _OMP_TOOLS_H
#define _OMP_TOOLS_H

#ifdef __cplusplus
extern "C" {
#define __GOMPD_NOTHROW throw ()
#else
#define __GOMPD_NOTHROW __attribute__((__nothrow__))
#endif

extern const char **ompd_dll_locations;

extern void ompd_dll_locations_valid (void) __GOMPD_NOTHROW;

typedef __UINT64_TYPE__ ompd_size_t;
typedef __UINT64_TYPE__ ompd_wait_id_t;

typedef __UINT64_TYPE__ ompd_addr_t;
typedef __INT64_TYPE__ ompd_word_t;
typedef __UINT64_TYPE__ ompd_seg_t;

typedef struct ompd_address_t
{
  ompd_seg_t segment;
  ompd_addr_t address;
} ompd_address_t;

typedef struct ompd_frame_info_t
{
  ompd_address_t frame_address;
  ompd_word_t frame_flag;
} ompd_frame_info_t;

typedef __UINT64_TYPE__ ompd_device_t;
typedef __UINT64_TYPE__ ompd_thread_id_t;

typedef struct _ompd_aspace_handle ompd_address_space_handle_t;
typedef struct _ompd_thread_handle ompd_thread_handle_t;
typedef struct _ompd_parallel_handle ompd_parallel_handle_t;
typedef struct _ompd_task_handle ompd_task_handle_t;

typedef enum ompd_scope_t
{
  ompd_scope_global = 1,
  ompd_scope_address_space = 2,
  ompd_scope_thread = 3,
  ompd_scope_parallel = 4,
  ompd_scope_implicit_task = 5,
  ompd_scope_task = 6
} ompd_scope_t;

typedef __UINT64_TYPE__ ompd_icv_id_t;

typedef struct _ompd_aspace_cont ompd_address_space_context_t;
typedef struct _ompd_thread_cont ompd_thread_context_t;

typedef enum ompd_rc_t
{
  ompd_rc_ok = 0,
  ompd_rc_unavailable = 1,
  ompd_rc_stale_handle = 2,
  ompd_rc_bad_input = 3,
  ompd_rc_error = 4,
  ompd_rc_unsupported = 5,
  ompd_rc_needs_state_tracking = 6,
  ompd_rc_incompatible = 7,
  ompd_rc_device_read_error = 8,
  ompd_rc_device_write_error = 9,
  ompd_rc_nomem = 10,
  ompd_rc_incomplete = 11,
  ompd_rc_callback_error = 12
} ompd_rc_t;


typedef struct ompd_device_type_sizes_t
{
  __UINT8_TYPE__ sizeof_char;
  __UINT8_TYPE__ sizeof_short;
  __UINT8_TYPE__ sizeof_int;
  __UINT8_TYPE__ sizeof_long;
  __UINT8_TYPE__ sizeof_long_long;
  __UINT8_TYPE__ sizeof_pointer;
} ompd_device_type_sizes_t;


typedef ompd_rc_t (*ompd_callback_memory_alloc_fn_t) (ompd_size_t,
						      void **);
typedef ompd_rc_t (*ompd_callback_memory_free_fn_t) (void *);

typedef ompd_rc_t (*ompd_callback_get_thread_context_for_thread_id_fn_t)
  (ompd_address_space_context_t *, ompd_thread_id_t,
   ompd_size_t, const void *, ompd_thread_context_t **);


typedef ompd_rc_t (*ompd_callback_sizeof_fn_t) (ompd_address_space_context_t *,
						ompd_device_type_sizes_t *);


typedef ompd_rc_t (*ompd_callback_symbol_addr_fn_t)
  (ompd_address_space_context_t *, ompd_thread_context_t *, const char *,
   ompd_address_t *, const char *);

typedef ompd_rc_t (*ompd_callback_memory_read_fn_t)
  (ompd_address_space_context_t *, ompd_thread_context_t *,
   const ompd_address_t *, ompd_size_t nbytes, void *);


typedef ompd_rc_t (*ompd_callback_memory_write_fn_t)
  (ompd_address_space_context_t *, ompd_thread_context_t *,
   const ompd_address_t *, ompd_size_t, const void *);

typedef ompd_rc_t (*ompd_callback_device_host_fn_t)
  (ompd_address_space_context_t *, const void *,
   ompd_size_t, ompd_size_t, void *);

typedef ompd_rc_t (*ompd_callback_print_string_fn_t) (const char *, int);

typedef struct ompd_callbacks_t
{
  ompd_callback_memory_alloc_fn_t alloc_memory;
  ompd_callback_memory_free_fn_t free_memory;
  ompd_callback_print_string_fn_t print_string;
  ompd_callback_sizeof_fn_t sizeof_type;
  ompd_callback_symbol_addr_fn_t symbol_addr_lookup;
  ompd_callback_memory_read_fn_t read_memory;
  ompd_callback_memory_write_fn_t write_memory;
  ompd_callback_memory_read_fn_t read_string;
  ompd_callback_device_host_fn_t device_to_host;
  ompd_callback_device_host_fn_t host_to_device;
  ompd_callback_get_thread_context_for_thread_id_fn_t
    get_thread_context_for_thread_id;
} ompd_callbacks_t;

ompd_rc_t ompd_initialize (ompd_word_t, const ompd_callbacks_t *)
			   __GOMPD_NOTHROW;

ompd_rc_t ompd_get_api_version (ompd_word_t *) __GOMPD_NOTHROW;
ompd_rc_t ompd_get_version_string (const char **) __GOMPD_NOTHROW;

ompd_rc_t ompd_finalize (void) __GOMPD_NOTHROW;

ompd_rc_t ompd_process_initialize (ompd_address_space_context_t *,
				   ompd_address_space_handle_t **)
				   __GOMPD_NOTHROW;

ompd_rc_t ompd_device_initialize (ompd_address_space_handle_t *,
				  ompd_address_space_context_t *, ompd_device_t,
				  ompd_size_t, void *,
				  ompd_address_space_handle_t **)
				  __GOMPD_NOTHROW;

ompd_rc_t ompd_rel_address_space_handle (ompd_address_space_handle_t *)
					 __GOMPD_NOTHROW;

ompd_rc_t ompd_get_omp_version (ompd_address_space_handle_t *,
				ompd_word_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_omp_version_string (ompd_address_space_handle_t *,
				       const char **) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_thread_in_parallel (ompd_parallel_handle_t *, int,
				       ompd_thread_handle_t **) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_thread_handle (ompd_address_space_handle_t *,
				  ompd_thread_id_t, ompd_size_t,const void *,
				  ompd_thread_handle_t **) __GOMPD_NOTHROW;

ompd_rc_t ompd_rel_thread_handle (ompd_thread_handle_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_thread_handle_compare (ompd_thread_handle_t *,
				      ompd_thread_handle_t *,
				      int *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_thread_id (ompd_thread_handle_t *, ompd_thread_id_t,
			      ompd_size_t, void *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_curr_parallel_handle (ompd_thread_handle_t *,
					 ompd_parallel_handle_t **)
					 __GOMPD_NOTHROW;

ompd_rc_t ompd_get_enclosing_parallel_handle (ompd_parallel_handle_t *,
					      ompd_parallel_handle_t **)
					      __GOMPD_NOTHROW;

ompd_rc_t ompd_get_task_parallel_handle (ompd_task_handle_t *,
					 ompd_parallel_handle_t **)
					 __GOMPD_NOTHROW;

ompd_rc_t ompd_rel_parallel_handle (ompd_parallel_handle_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_parallel_handle_compare (ompd_parallel_handle_t *,
					ompd_parallel_handle_t *,
					int *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_curr_task_handle (ompd_thread_handle_t *,
				     ompd_task_handle_t **) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_generating_task_handle (ompd_task_handle_t *,
					   ompd_task_handle_t **)
					   __GOMPD_NOTHROW;

ompd_rc_t ompd_get_scheduling_task_handle (ompd_task_handle_t *,
					   ompd_task_handle_t **)
					   __GOMPD_NOTHROW;

ompd_rc_t ompd_get_task_in_parallel (ompd_parallel_handle_t *, int,
				     ompd_task_handle_t **) __GOMPD_NOTHROW;

ompd_rc_t ompd_rel_task_handle (ompd_task_handle_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_task_handle_compare (ompd_task_handle_t *, ompd_task_handle_t *,
				    int *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_task_function (ompd_task_handle_t *,
				  ompd_address_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_task_frame (ompd_task_handle_t *, ompd_frame_info_t *,
			       ompd_frame_info_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_enumerate_states (ompd_address_space_handle_t *, ompd_word_t,
				 ompd_word_t *, const char **,
				 ompd_word_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_state (ompd_thread_handle_t *, ompd_word_t *,
			  ompd_wait_id_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_display_control_vars (ompd_address_space_handle_t *,
					 const char * const **) __GOMPD_NOTHROW;

ompd_rc_t ompd_rel_display_control_vars (const char * const **) __GOMPD_NOTHROW;

ompd_rc_t ompd_enumerate_icvs (ompd_address_space_handle_t *, ompd_icv_id_t,
			       ompd_icv_id_t *, const char **, ompd_scope_t *,
			       int *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_icv_from_scope (void *, ompd_scope_t, ompd_icv_id_t,
				   ompd_word_t *) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_icv_string_from_scope (void *, ompd_scope_t, ompd_icv_id_t,
					  const char **) __GOMPD_NOTHROW;

ompd_rc_t ompd_get_tool_data (void *, ompd_scope_t, ompd_word_t *,
			      ompd_address_t *) __GOMPD_NOTHROW;

extern void ompd_bp_parallel_begin (void) __GOMPD_NOTHROW;
extern void ompd_bp_parallel_end (void) __GOMPD_NOTHROW;

extern void ompd_bp_task_begin (void) __GOMPD_NOTHROW;
extern void ompd_bp_task_end (void) __GOMPD_NOTHROW;

extern void ompd_bp_thread_begin (void) __GOMPD_NOTHROW;
extern void ompd_bp_thread_end (void) __GOMPD_NOTHROW;

extern void ompd_bp_device_begin (void) __GOMPD_NOTHROW;
extern void ompd_bp_device_end (void) __GOMPD_NOTHROW;

#define ompd_segment_none  ((ompd_seg_t) 0)
#define ompd_icv_undefined ((ompd_icv_id_t) 0)

#ifdef __cplusplus
}; // extern "C"
#endif

#endif /* _OMP_TOOLS_H */