/**
* Copyright (c) 2025-2026 Huawei Technologies Co., Ltd.
 * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
 * CANN Open Software License Agreement Version 2.0 (the "License").
 * Please refer to the License for details. You may not use this file except in compliance with the License.
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
 * See LICENSE in the root of the software repository for the full text of the License.
 */

/*!
 * \file hcomm_api.cpp
 * \brief
 */

#include "adapter/api/hcomm_api.h"

#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
#include "adapter/manager/adapter_manager.h"
#include "hccl/hccl_types.h"
#include "hccl/hccl_rank_graph.h"
#endif
#include "adapter/stubs/hcomm_stubs.h"

namespace npu::tile_fwk {
HcommResult HcommGetCommName(HcommHandle comm, char* commName)
{
#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
    void *func = AdapterManager::Instance().GetHcclAdapter().GetFunction(HcclFunc::GetCommName);
    if (func != nullptr) {
        HcclResult(*hcommFunc)(HcclComm, char*) = reinterpret_cast<HcclResult(*)(HcclComm, char*)>(func);
        return static_cast<HcommResult>(hcommFunc(comm, commName));
    }
#endif
    return StubGetCommName(comm, commName);
}

HcommResult HcommGetL0TopoTypeEx(const char *group, HCommTopo *topoType, uint32_t flag)
{
#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
    void *func = AdapterManager::Instance().GetHcclAdapter().GetFunction(HcclFunc::GetL0TopoTypeEx);
    if (func != nullptr) {
        HcclResult(*hcommFunc)(const char*, CommTopo*, uint32_t) =
            reinterpret_cast<HcclResult(*)(const char*, CommTopo*, uint32_t)>(func);
        return static_cast<HcommResult>(hcommFunc(group, reinterpret_cast<CommTopo*>(topoType), flag));
    }
#endif
    return StubGetL0TopoTypeEx(group, topoType, flag);
}

HcommResult HcommGetCommHandleByGroup(const char *group, HcommHandle *commHandle)
{
#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
    void *func = AdapterManager::Instance().GetHcclAdapter().GetFunction(HcclFunc::GetCommHandleByGroup);
    if (func != nullptr) {
        HcclResult(*hcommFunc)(const char*, HcclComm*) = reinterpret_cast<HcclResult(*)(const char*, HcclComm*)>(func);
        return static_cast<HcommResult>(hcommFunc(group, commHandle));
    }
#endif
    return StubGetCommHandleByGroup(group, commHandle);
}

HcommResult HcommGetRootInfo(HcommRootInfo *rootInfo)
{
#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
    void *func = AdapterManager::Instance().GetHcclAdapter().GetFunction(HcclFunc::GetRootInfo);
    if (func != nullptr) {
        HcclResult(*hcommFunc)(HcclRootInfo*) = reinterpret_cast<HcclResult(*)(HcclRootInfo*)>(func);
        return static_cast<HcommResult>(hcommFunc(reinterpret_cast<HcclRootInfo*>(rootInfo)));
    }
#endif
    return StubGetRootInfo(rootInfo);
}

HcommResult HcommCommInitRootInfo(uint32_t nRanks, const HcommRootInfo *rootInfo, uint32_t rank, HcommHandle *comm)
{
#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
    void *func = AdapterManager::Instance().GetHcclAdapter().GetFunction(HcclFunc::CommInitRootInfo);
    if (func != nullptr) {
        HcclResult(*hcommFunc)(uint32_t, const HcclRootInfo*, uint32_t, HcclComm*) =
            reinterpret_cast<HcclResult(*)(uint32_t, const HcclRootInfo*, uint32_t, HcclComm*)>(func);
        return static_cast<HcommResult>(hcommFunc(nRanks, reinterpret_cast<const HcclRootInfo*>(rootInfo), rank, comm));
    }
#endif
    return StubCommInitRootInfo(nRanks, rootInfo, rank, comm);
}

HcommResult HcommCommDestroy(HcommHandle comm)
{
#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
    void *func = AdapterManager::Instance().GetHcclAdapter().GetFunction(HcclFunc::CommDestroy);
    if (func != nullptr) {
        HcclResult(*hcommFunc)(HcclComm) = reinterpret_cast<HcclResult(*)(HcclComm)>(func);
        return static_cast<HcommResult>(hcommFunc(comm));
    }
#endif
    return StubCommDestroy(comm);
}

HcommResult HcommAllocComResourceByTiling(HcommHandle comm, void *stream, void *Mc2Tiling, void **commContext)
{
#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
    void *func = AdapterManager::Instance().GetHcclAdapter().GetFunction(HcclFunc::AllocComResourceByTiling);
    if (func != nullptr) {
        HcclResult(*hcommFunc)(HcclComm, void*, void*, void**) =
            reinterpret_cast<HcclResult(*)(HcclComm, void*, void*, void**)>(func);
        return static_cast<HcommResult>(hcommFunc(comm, stream, Mc2Tiling, commContext));
    }
#endif
    return StubAllocComResourceByTiling(comm, stream, Mc2Tiling, commContext);
}
#if defined(BUILD_WITH_CANN) && !defined(BUILD_WITH_CANN_MOBILE)
static_assert(static_cast<int32_t>(HCOMM_SUCCESS) == static_cast<int32_t>(HCCL_SUCCESS));
static_assert(sizeof(HcommResult) == sizeof(HcclResult));
static_assert(sizeof(HCommTopo) == sizeof(CommTopo));
static_assert(sizeof(HcommHandle) == sizeof(HcclComm));
static_assert(sizeof(HcommRootInfo) == sizeof(HcclRootInfo));
#endif
}