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# MIT License
#
# Copyright (c) 2016--2017 Felix Lenders
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
cimport libc.stdio
cdef extern from "trlib.h":
cdef long _TRLIB_CLR_CONV_BOUND "TRLIB_CLR_CONV_BOUND"
cdef long _TRLIB_CLR_CONV_INTERIOR "TRLIB_CLR_CONV_INTERIOR"
cdef long _TRLIB_CLR_APPROX_HARD "TRLIB_CLR_APPROX_HARD"
cdef long _TRLIB_CLR_NEWTON_BREAK "TRLIB_CLR_NEWTON_BREAK"
cdef long _TRLIB_CLR_HARD_INIT_LAM "TRLIB_CLR_HARD_INIT_LAM"
cdef long _TRLIB_CLR_CONTINUE "TRLIB_CLR_CONTINUE"
cdef long _TRLIB_CLR_ITMAX "TRLIB_CLR_ITMAX"
cdef long _TRLIB_CLR_FAIL_FACTOR "TRLIB_CLR_FAIL_FACTOR"
cdef long _TRLIB_CLR_FAIL_LINSOLVE "TRLIB_CLR_FAIL_LINSOLVE"
cdef long _TRLIB_CLR_FAIL_TTR "TRLIB_CLR_FAIL_TTR"
cdef long _TRLIB_CLR_PCINDEF "TRLIB_CLR_PCINDEF"
cdef long _TRLIB_CLR_UNEXPECT_INT "TRLIB_CLR_UNEXPECT_INT"
cdef long _TRLIB_CLR_FAIL_HARD "TRLIB_CLR_FAIL_HARD"
cdef long _TRLIB_CLT_CG "TRLIB_CLT_CG"
cdef long _TRLIB_CLT_L "TRLIB_CLT_L"
cdef long _TRLIB_CLA_TRIVIAL "TRLIB_CLA_TRIVIAL"
cdef long _TRLIB_CLA_INIT "TRLIB_CLA_INIT"
cdef long _TRLIB_CLA_RETRANSF "TRLIB_CLA_RETRANSF"
cdef long _TRLIB_CLA_UPDATE_STATIO "TRLIB_CLA_UPDATE_STATIO"
cdef long _TRLIB_CLA_UPDATE_GRAD "TRLIB_CLA_UPDATE_GRAD"
cdef long _TRLIB_CLA_UPDATE_DIR "TRLIB_CLA_UPDATE_DIR"
cdef long _TRLIB_CLA_NEW_KRYLOV "TRLIB_CLA_NEW_KRYLOV"
cdef long _TRLIB_CLA_CONV_HARD "TRLIB_CLA_CONV_HARD"
cdef long _TRLIB_CLA_OBJVAL "TRLIB_CLA_OBJVAL"
cdef long _TRLIB_CLS_INIT "TRLIB_CLS_INIT"
cdef long _TRLIB_CLS_HOTSTART "TRLIB_CLS_HOTSTART"
cdef long _TRLIB_CLS_HOTSTART_G "TRLIB_CLS_HOTSTART_G"
cdef long _TRLIB_CLS_HOTSTART_R "TRLIB_CLS_HOTSTART_R"
cdef long _TRLIB_CLS_HOTSTART_T "TRLIB_CLS_HOTSTART_T"
cdef long _TRLIB_CLS_HOTSTART_P "TRLIB_CLS_HOTSTART_P"
cdef long _TRLIB_CLS_VEC_INIT "TRLIB_CLS_VEC_INIT"
cdef long _TRLIB_CLS_CG_NEW_ITER "TRLIB_CLS_CG_NEW_ITER"
cdef long _TRLIB_CLS_CG_UPDATE_S "TRLIB_CLS_CG_UPDATE_S"
cdef long _TRLIB_CLS_CG_UPDATE_GV "TRLIB_CLS_CG_UPDATE_GV"
cdef long _TRLIB_CLS_CG_UPDATE_P "TRLIB_CLS_CG_UPDATE_P"
cdef long _TRLIB_CLS_LANCZOS_SWT "TRLIB_CLS_LANCZOS_SWT"
cdef long _TRLIB_CLS_L_UPDATE_P "TRLIB_CLS_L_UPDATE_P"
cdef long _TRLIB_CLS_L_CMP_CONV "TRLIB_CLS_L_CMP_CONV"
cdef long _TRLIB_CLS_L_CMP_CONV_RT "TRLIB_CLS_L_CMP_CONV_RT"
cdef long _TRLIB_CLS_L_CHK_CONV "TRLIB_CLS_L_CHK_CONV"
cdef long _TRLIB_CLS_L_NEW_ITER "TRLIB_CLS_L_NEW_ITER"
cdef long _TRLIB_CLS_CG_IF_IRBLK_P "TRLIB_CLS_CG_IF_IRBLK_P"
cdef long _TRLIB_CLS_CG_IF_IRBLK_C "TRLIB_CLS_CG_IF_IRBLK_C"
cdef long _TRLIB_CLS_CG_IF_IRBLK_N "TRLIB_CLS_CG_IF_IRBLK_N"
cdef long _TRLIB_CLC_NO_EXP_INV "TRLIB_CLC_NO_EXP_INV"
cdef long _TRLIB_CLC_EXP_INV_LOC "TRLIB_CLC_EXP_INV_LOC"
cdef long _TRLIB_CLC_EXP_INV_GLO "TRLIB_CLC_EXP_INV_GLO"
cdef long _TRLIB_CLT_CG_INT "TRLIB_CLT_CG_INT"
cdef long _TRLIB_CLT_CG_BOUND "TRLIB_CLT_CG_BOUND"
cdef long _TRLIB_CLT_LANCZOS "TRLIB_CLT_LANCZOS"
cdef long _TRLIB_CLT_HOTSTART "TRLIB_CLT_HOTSTART"
long trlib_krylov_prepare_memory(long itmax, double *fwork)
long trlib_krylov_memory_size(long itmax, long *iwork_size, long *fwork_size, long *h_pointer)
long trlib_krylov_min(
long init, double radius, long equality, long itmax, long itmax_lanczos,
double tol_rel_i, double tol_abs_i,
double tol_rel_b, double tol_abs_b, double zero, double obj_lo,
long ctl_invariant, long convexify, long earlyterm,
double g_dot_g, double v_dot_g, double p_dot_Hp,
long *iwork, double *fwork, int refine,
long verbose, long unicode, char *prefix, libc.stdio.FILE *fout, long *timing,
long *action, long *iter, long *ityp,
double *flt1, double *flt2, double *flt3)
long trlib_krylov_timing_size()
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