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441 lines
9.8 KiB
Fortran
441 lines
9.8 KiB
Fortran
module psb_d_tools_cbind_mod
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use iso_c_binding
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use psb_base_mod
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use psb_cpenv_mod
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use psb_objhandle_mod
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use psb_base_string_cbind_mod
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use psb_base_tools_cbind_mod
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contains
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function psb_c_dgeall(xh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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type(psb_c_dvector) :: xh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_d_vect_type), pointer :: xp
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integer(psb_c_ipk_) :: info
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(xh%item)) then
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return
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end if
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allocate(xp)
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call psb_geall(xp,descp,info)
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xh%item = c_loc(xp)
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res = min(0,info)
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return
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end function psb_c_dgeall
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function psb_c_dgeasb(xh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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type(psb_c_dvector) :: xh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_d_vect_type), pointer :: xp
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integer(psb_c_ipk_) :: info
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(xh%item)) then
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call c_f_pointer(xh%item,xp)
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else
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return
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end if
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call psb_geasb(xp,descp,info)
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res = min(0,info)
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return
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end function psb_c_dgeasb
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function psb_c_dgefree(xh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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type(psb_c_dvector) :: xh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_d_vect_type), pointer :: xp
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integer(psb_c_ipk_) :: info
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(xh%item)) then
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call c_f_pointer(xh%item,xp)
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else
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return
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end if
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call psb_gefree(xp,descp,info)
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res = min(0,info)
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deallocate(xp,stat=info)
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res = min(0,info)
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xh%item = c_null_ptr
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return
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end function psb_c_dgefree
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function psb_c_dgeins(nz,irw,val,xh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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integer(psb_c_ipk_), value :: nz
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integer(psb_c_lpk_) :: irw(*)
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real(c_double) :: val(*)
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type(psb_c_dvector) :: xh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_d_vect_type), pointer :: xp
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integer(psb_c_ipk_) :: ixb, info
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res = -1
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info = 0
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(xh%item)) then
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call c_f_pointer(xh%item,xp)
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else
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return
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end if
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ixb = psb_c_get_index_base()
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if (ixb == 1) then
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call psb_geins(nz,irw(1:nz),val(1:nz),&
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& xp,descp,info, dupl=psb_dupl_ovwrt_)
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else
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call psb_geins(nz,(irw(1:nz)+(1-ixb)),val(1:nz),&
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& xp,descp,info, dupl=psb_dupl_ovwrt_)
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end if
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res = min(0,info)
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return
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end function psb_c_dgeins
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function psb_c_dgeins_add(nz,irw,val,xh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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integer(psb_c_ipk_), value :: nz
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integer(psb_c_lpk_) :: irw(*)
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real(c_double) :: val(*)
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type(psb_c_dvector) :: xh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_d_vect_type), pointer :: xp
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integer(psb_c_ipk_) :: ixb, info
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(xh%item)) then
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call c_f_pointer(xh%item,xp)
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else
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return
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end if
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ixb = psb_c_get_index_base()
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if (ixb == 1) then
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call psb_geins(nz,irw(1:nz),val(1:nz),&
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& xp,descp,info, dupl=psb_dupl_add_)
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else
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call psb_geins(nz,(irw(1:nz)+(1-ixb)),val(1:nz),&
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& xp,descp,info, dupl=psb_dupl_add_)
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end if
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res = min(0,info)
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return
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end function psb_c_dgeins_add
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function psb_c_dspall(mh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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type(psb_c_dspmat) :: mh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_dspmat_type), pointer :: ap
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integer(psb_c_ipk_) :: info,n
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(mh%item)) then
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return
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end if
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allocate(ap)
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call psb_spall(ap,descp,info)
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mh%item = c_loc(ap)
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res = min(0,info)
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return
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end function psb_c_dspall
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function psb_c_dspasb(mh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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type(psb_c_dspmat) :: mh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_dspmat_type), pointer :: ap
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integer(psb_c_ipk_) :: info,n
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(mh%item)) then
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call c_f_pointer(mh%item,ap)
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else
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return
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end if
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call psb_spasb(ap,descp,info)
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res = min(0,info)
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return
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end function psb_c_dspasb
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function psb_c_dspfree(mh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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type(psb_c_dspmat) :: mh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_dspmat_type), pointer :: ap
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integer(psb_c_ipk_) :: info,n
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(mh%item)) then
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call c_f_pointer(mh%item,ap)
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else
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return
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end if
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call psb_spfree(ap,descp,info)
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res = min(0,info)
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deallocate(ap,stat=info)
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mh%item=c_null_ptr
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return
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end function psb_c_dspfree
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#if 0
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function psb_c_dspasb_opt(mh,cdh,afmt,upd,dupl) bind(c) result(res)
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#ifdef HAVE_LIBRSB
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use psb_d_rsb_mat_mod
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#endif
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implicit none
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integer(psb_c_ipk_) :: res
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integer(psb_c_ipk_), value :: cdh, mh,upd,dupl
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character(c_char) :: afmt(*)
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integer(psb_c_ipk_) :: info,n, fdupl
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character(len=5) :: fafmt
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#ifdef HAVE_LIBRSB
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type(psb_d_rsb_sparse_mat) :: arsb
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#endif
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res = -1
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call psb_check_descriptor_handle(cdh,info)
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if (info < 0) return
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call psb_check_double_spmat_handle(mh,info)
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if (info < 0) return
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call stringc2f(afmt,fafmt)
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select case(fafmt)
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#ifdef HAVE_LIBRSB
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case('RSB')
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call psb_spasb(double_spmat_pool(mh)%item,descriptor_pool(cdh)%item,info,&
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& upd=upd,dupl=dupl,mold=arsb)
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#endif
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case default
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call psb_spasb(double_spmat_pool(mh)%item,descriptor_pool(cdh)%item,info,&
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& afmt=fafmt,upd=upd,dupl=dupl)
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end select
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res = min(0,info)
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return
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end function psb_c_dspasb_opt
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#endif
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function psb_c_dspins(nz,irw,icl,val,mh,cdh) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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integer(psb_c_ipk_), value :: nz
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integer(psb_c_lpk_) :: irw(*), icl(*)
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real(c_double) :: val(*)
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type(psb_c_dspmat) :: mh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_dspmat_type), pointer :: ap
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integer(psb_c_ipk_) :: ixb,info,n
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(mh%item)) then
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call c_f_pointer(mh%item,ap)
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else
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return
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end if
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ixb = psb_c_get_index_base()
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if (ixb == 1) then
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call psb_spins(nz,irw(1:nz),icl(1:nz),val(1:nz),ap,descp,info)
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else
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call psb_spins(nz,(irw(1:nz)+(1-ixb)),(icl(1:nz)+(1-ixb)),val(1:nz),ap,descp,info)
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end if
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res = min(0,info)
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return
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end function psb_c_dspins
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function psb_c_dsprn(mh,cdh,clear) bind(c) result(res)
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implicit none
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integer(psb_c_ipk_) :: res
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logical(c_bool), value :: clear
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type(psb_c_dspmat) :: mh
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type(psb_c_descriptor) :: cdh
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type(psb_desc_type), pointer :: descp
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type(psb_dspmat_type), pointer :: ap
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integer(psb_c_ipk_) :: info
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logical :: fclear
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(mh%item)) then
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call c_f_pointer(mh%item,ap)
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else
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return
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end if
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fclear = clear
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call psb_sprn(ap,descp,info,clear=fclear)
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res = min(0,info)
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return
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end function psb_c_dsprn
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!!$
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!!$ function psb_c_dspprint(mh) bind(c) result(res)
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!!$
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!!$ implicit none
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!!$ integer(psb_c_ipk_) :: res
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!!$ integer(psb_c_ipk_), value :: mh
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!!$ integer(psb_c_ipk_) :: info
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!!$
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!!$
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!!$ res = -1
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!!$ call psb_check_double_spmat_handle(mh,info)
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!!$ if (info < 0) return
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!!$
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!!$ call psb_csprt(0,double_spmat_pool(mh)%item,head='Debug mat')
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!!$
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!!$ res = 0
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!!$
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!!$ return
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!!$ end function psb_c_dspprint
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function psb_c_dgetelem(xh,index,cdh) bind(c) result(res)
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implicit none
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type(psb_c_dvector) :: xh
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integer(psb_c_lpk_), value :: index
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type(psb_c_descriptor) :: cdh
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real(c_double) :: res
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type(psb_d_vect_type), pointer :: xp
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type(psb_desc_type), pointer :: descp
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integer(psb_c_ipk_) :: info, ixb
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res = -1
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if (c_associated(cdh%item)) then
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call c_f_pointer(cdh%item,descp)
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else
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return
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end if
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if (c_associated(xh%item)) then
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call c_f_pointer(xh%item,xp)
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else
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return
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end if
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ixb = psb_c_get_index_base()
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if (ixb == 1) then
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res = psb_getelem(xp,index,descp,info)
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else
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res = psb_getelem(xp,index+(1-ixb),descp,info)
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end if
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return
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end function psb_c_dgetelem
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end module psb_d_tools_cbind_mod
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