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 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
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 * to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
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 *
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 * CTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#pragma once

#include "check_numerics_matrix.hpp"
#include "check_numerics_vector.hpp"
#include "handle.hpp"
#include "rocblas.h"

template <typename API_INT, typename TScal, typename TConstPtr, typename TPtr>
inline rocblas_status rocblas_syr2_arg_check(rocblas_handle handle,
                                             rocblas_fill   uplo,
                                             API_INT        n,
                                             TScal          alpha,
                                             TConstPtr      x,
                                             rocblas_stride offset_x,
                                             API_INT        incx,
                                             rocblas_stride stride_x,
                                             TConstPtr      y,
                                             rocblas_stride offset_y,
                                             API_INT        incy,
                                             rocblas_stride stride_y,
                                             TPtr           A,
                                             API_INT        lda,
                                             rocblas_stride offset_A,
                                             rocblas_stride stride_A,
                                             API_INT        batch_count)
{
    if(uplo != rocblas_fill_lower && uplo != rocblas_fill_upper)
        return rocblas_status_invalid_value;
    if(batch_count < 0 || n < 0 || !incx || !incy || lda < 1 || lda < n)
        return rocblas_status_invalid_size;
    if(!n || !batch_count)
        return rocblas_status_success;

    if(!alpha)
        return rocblas_status_invalid_pointer;

    if(handle->pointer_mode == rocblas_pointer_mode_host)
    {
        if(*alpha == 0)
            return rocblas_status_success;

        // pointers are validated if they need to be dereferenced
        if(!A || !x || !y)
            return rocblas_status_invalid_pointer;
    }

    return rocblas_status_continue;
}

template <typename TScal, typename TConstPtr, typename TPtr>
rocblas_status rocblas_internal_syr2_launcher(rocblas_handle handle,
                                              rocblas_fill   uplo,
                                              rocblas_int    n,
                                              TScal          alpha,
                                              TConstPtr      x,
                                              rocblas_stride offset_x,
                                              int64_t        incx,
                                              rocblas_stride stride_x,
                                              TConstPtr      y,
                                              rocblas_stride offset_y,
                                              int64_t        incy,
                                              rocblas_stride stride_y,
                                              TPtr           A,
                                              int64_t        lda,
                                              rocblas_stride offset_A,
                                              rocblas_stride stride_A,
                                              rocblas_int    batch_count);

template <typename T>
ROCBLAS_INTERNAL_EXPORT_NOINLINE rocblas_status
    rocblas_internal_syr2_template(rocblas_handle handle,
                                   rocblas_fill   uplo,
                                   rocblas_int    n,
                                   const T*       alpha,
                                   const T*       x,
                                   rocblas_stride offset_x,
                                   rocblas_int    incx,
                                   rocblas_stride stride_x,
                                   const T*       y,
                                   rocblas_stride offset_y,
                                   rocblas_int    incy,
                                   rocblas_stride stride_y,
                                   T*             A,
                                   rocblas_int    lda,
                                   rocblas_stride offset_A,
                                   rocblas_stride stride_A,
                                   rocblas_int    batch_count);

template <typename T>
ROCBLAS_INTERNAL_EXPORT_NOINLINE rocblas_status
    rocblas_internal_syr2_batched_template(rocblas_handle  handle,
                                           rocblas_fill    uplo,
                                           rocblas_int     n,
                                           const T*        alpha,
                                           const T* const* x,
                                           rocblas_stride  offset_x,
                                           rocblas_int     incx,
                                           rocblas_stride  stride_x,
                                           const T* const* y,
                                           rocblas_stride  offset_y,
                                           rocblas_int     incy,
                                           rocblas_stride  stride_y,
                                           T* const*       A,
                                           rocblas_int     lda,
                                           rocblas_stride  offset_A,
                                           rocblas_stride  stride_A,
                                           rocblas_int     batch_count);

//TODO :-Add rocblas_check_numerics_sy_matrix_template for checking Matrix `A` which is a Symmetric Matrix
template <typename T, typename U>
rocblas_status rocblas_syr2_check_numerics(const char*    function_name,
                                           rocblas_handle handle,
                                           rocblas_fill   uplo,
                                           int64_t        n,
                                           T              A,
                                           rocblas_stride offset_a,
                                           int64_t        lda,
                                           rocblas_stride stride_a,
                                           U              x,
                                           rocblas_stride offset_x,
                                           int64_t        inc_x,
                                           rocblas_stride stride_x,
                                           U              y,
                                           rocblas_stride offset_y,
                                           int64_t        inc_y,
                                           rocblas_stride stride_y,
                                           int64_t        batch_count,
                                           const int      check_numerics,
                                           bool           is_input);
