#include <stdio.h>
#include <python2.4/Python.h>
#include <python2.4/structmember.h>
#include <sane/sane.h>

#ifndef SANEPYTHON
#define SANEPYTHON 1

/* SANEHandle type */

typedef struct {
    PyObject_HEAD
    SANE_Handle *handle;
} PySANEHandle;

static void PySANEHandle_dealloc(PySANEHandle* self);
static PyObject* PySANEHandle_new(PyTypeObject *type, PyObject *args, PyObject *kwds);

static PyTypeObject PySANEHandleType = {
    PyObject_HEAD_INIT(NULL)
    0,                         /*ob_size*/
    "sane.SANEHandle",             /*tp_name*/
    sizeof(PySANEHandle),             /*tp_basicsize*/
    0,                         /*tp_itemsize*/
    (destructor)PySANEHandle_dealloc, /*tp_dealloc*/
    0,                         /*tp_print*/
    0,                         /*tp_getattr*/
    0,                         /*tp_setattr*/
    0,                         /*tp_compare*/
    0,                         /*tp_repr*/
    0,                         /*tp_as_number*/
    0,                         /*tp_as_sequence*/
    0,                         /*tp_as_mapping*/
    0,                         /*tp_hash */
    0,                         /*tp_call*/
    0,                         /*tp_str*/
    0,                         /*tp_getattro*/
    0,                         /*tp_setattro*/
    0,                         /*tp_as_buffer*/
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
    "SANEHandle object",           /* tp_doc */
    0,		               /* tp_traverse */
    0,		               /* tp_clear */
    0,		               /* tp_richcompare */
    0,		               /* tp_weaklistoffset */
    0,		               /* tp_iter */
    0,		               /* tp_iternext */
    0,             /* tp_methods */
    0,             /* tp_members */
    0,                         /* tp_getset */
    0,                         /* tp_base */
    0,                         /* tp_dict */
    0,                         /* tp_descr_get */
    0,                         /* tp_descr_set */
    0,                         /* tp_dictoffset */
    0,      /* tp_init */
    0,                         /* tp_alloc */
    PySANEHandle_new,                 /* tp_new */
};

/* SANEOptionDescriptor type */

typedef struct {
    PyObject_HEAD
    const SANE_Option_Descriptor *descriptor;
    int option;
    PyObject *name;
    PyObject *title;
    PyObject *description;
    int type;
    int unit;
    int size;
    int capabilities;
    int constraintType;
    PyObject *constraint;
} PySANEOptionDescriptor;

static void PySANEOptionDescriptor_dealloc(PySANEOptionDescriptor* self);
static PyObject* PySANEOptionDescriptor_new(PyTypeObject *type, PyObject *args, PyObject *kwds);
static PyObject* PySANEOptionDescriptor_FromDescriptor(int option, const SANE_Option_Descriptor *descriptor);
static PyObject* PySANEOptionDescriptor_str(PySANEOptionDescriptor* self);

static PyMethodDef PySANEOptionDescriptor_methods[] = {
    {NULL}  /* Sentinel */
};

static PyMemberDef PySANEOptionDescriptor_members[] = {
    {"option", T_INT, offsetof(PySANEOptionDescriptor, option), 0, "This descriptor describes the option with this number."},
    {"name", T_OBJECT_EX, offsetof(PySANEOptionDescriptor, name), 0, "The name of the option."},
    {"title", T_OBJECT_EX, offsetof(PySANEOptionDescriptor, title), 0, "The title of the option."},
    {"description", T_OBJECT_EX, offsetof(PySANEOptionDescriptor, description), 0, "A brief description of the option."},
    {"type", T_INT, offsetof(PySANEOptionDescriptor, type), 0, "The option is of this type."},
    {"unit", T_INT, offsetof(PySANEOptionDescriptor, unit), 0, "The option uses this unit of measurement."},
    {"size", T_INT, offsetof(PySANEOptionDescriptor, size), 0, "The option has this size."},
    {"capabilities", T_INT, offsetof(PySANEOptionDescriptor, capabilities), 0, "Return the capabilities of this option."},
    {"constraintType", T_INT, offsetof(PySANEOptionDescriptor, constraintType), 0, "Return the constraint type, if any, of this option."},
    {"constraint", T_OBJECT_EX, offsetof(PySANEOptionDescriptor, constraint), 0, "The constraints as described by contentType."},
    {NULL}  /* Sentinel */
};


static PyTypeObject PySANEOptionDescriptorType = {
    PyObject_HEAD_INIT(NULL)
    0,                         /*ob_size*/
    "sane.SANEOptionDescriptor",             /*tp_name*/
    sizeof(PySANEOptionDescriptor),             /*tp_basicsize*/
    0,                         /*tp_itemsize*/
    (destructor)PySANEOptionDescriptor_dealloc, /*tp_dealloc*/
    0,                         /*tp_print*/
    0,                         /*tp_getattr*/
    0,                         /*tp_setattr*/
    0,                         /*tp_compare*/
    0,                         /*tp_repr*/
    0,                         /*tp_as_number*/
    0,                         /*tp_as_sequence*/
    0,                         /*tp_as_mapping*/
    0,                         /*tp_hash */
    0,                         /*tp_call*/
    (reprfunc) PySANEOptionDescriptor_str, /*tp_str*/
    0,                         /*tp_getattro*/
    0,                         /*tp_setattro*/
    0,                         /*tp_as_buffer*/
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
    "SANEOptionDescriptor object",           /* tp_doc */
    0,		               /* tp_traverse */
    0,		               /* tp_clear */
    0,		               /* tp_richcompare */
    0,		               /* tp_weaklistoffset */
    0,		               /* tp_iter */
    0,		               /* tp_iternext */
    PySANEOptionDescriptor_methods,             /* tp_methods */
    PySANEOptionDescriptor_members,             /* tp_members */
    0,                         /* tp_getset */
    0,                         /* tp_base */
    0,                         /* tp_dict */
    0,                         /* tp_descr_get */
    0,                         /* tp_descr_set */
    0,                         /* tp_dictoffset */
    0,      /* tp_init */
    0,                         /* tp_alloc */
    PySANEOptionDescriptor_new,                 /* tp_new */
};

/* Parameters type */

typedef struct {
    PyObject_HEAD
    /*
    int format;
    int last_frame;
    int lines;
    int depth;
    int pixels_per_line;
    int bytes_per_line;
    */
} PySANEParameters;

static void PySANEParameters_dealloc(PySANEParameters* self);
static PyObject* PySANEParameters_new(PyTypeObject *type, PyObject *args, PyObject *kwds);

static PyTypeObject PySANEParametersType = {
    PyObject_HEAD_INIT(NULL)
    0,                         /*ob_size*/
    "sane.SANEParameters",             /*tp_name*/
    sizeof(PySANEParameters),             /*tp_basicsize*/
    0,                         /*tp_itemsize*/
    (destructor)PySANEParameters_dealloc, /*tp_dealloc*/
    0,                         /*tp_print*/
    0,                         /*tp_getattr*/
    0,                         /*tp_setattr*/
    0,                         /*tp_compare*/
    0,                         /*tp_repr*/
    0,                         /*tp_as_number*/
    0,                         /*tp_as_sequence*/
    0,                         /*tp_as_mapping*/
    0,                         /*tp_hash */
    0,                         /*tp_call*/
    0,                         /*tp_str*/
    0,                         /*tp_getattro*/
    0,                         /*tp_setattro*/
    0,                         /*tp_as_buffer*/
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
    "SANEParameters object",           /* tp_doc */
    0,		               /* tp_traverse */
    0,		               /* tp_clear */
    0,		               /* tp_richcompare */
    0,		               /* tp_weaklistoffset */
    0,		               /* tp_iter */
    0,		               /* tp_iternext */
    0,             /* tp_methods */
    0,             /* tp_members */
    0,                         /* tp_getset */
    0,                         /* tp_base */
    0,                         /* tp_dict */
    0,                         /* tp_descr_get */
    0,                         /* tp_descr_set */
    0,                         /* tp_dictoffset */
    0,      /* tp_init */
    0,                         /* tp_alloc */
    PySANEParameters_new,                 /* tp_new */
};


/* The module */

static PyObject* py_sane_init(PyObject *self, PyObject *args);
static PyObject* py_sane_strstatus(PyObject *self, PyObject *args);
static PyObject* py_sane_exit(PyObject *self, PyObject *args);
static PyObject* py_sane_get_devices(PyObject *self, PyObject *args);
static PyObject* py_sane_open(PyObject *self, PyObject *args);
static PyObject* py_sane_close(PyObject *self, PyObject *args);
static PyObject* py_sane_get_option_descriptor(PyObject *self, PyObject *args);
static PyObject* py_sane_control_option(PyObject *self, PyObject *args);
static PyObject* py_sane_control_option(PyObject *self, PyObject *args);
static PyObject* py_sane_get_parameters(PyObject *self, PyObject *args);

static PyMethodDef module_methods[] = {
    {"sane_init",  py_sane_init, METH_VARARGS, "Initialize SANE."},
    {"sane_strstatus",  py_sane_strstatus, METH_VARARGS, "Return a string version of the status code."},
    {"sane_exit",  py_sane_exit, METH_NOARGS, "Exit SANE."},
    {"sane_get_devices",  py_sane_get_devices, METH_VARARGS, 
     "Get a list of SANE devices."},
    {"sane_open",  py_sane_open, METH_VARARGS, "Open a SANE handle."},
    {"sane_close",  py_sane_close, METH_VARARGS, "Close a SANE handle."},
    {"sane_get_option_descriptor",  py_sane_get_option_descriptor, METH_VARARGS, "Set the descriptor for an option."},
    {"sane_control_option",  py_sane_control_option, METH_VARARGS, "Set or get a control option."},
    {"sane_get_parameters",  py_sane_get_parameters, METH_VARARGS, "Get the device parameters."},
    {NULL, NULL, 0, NULL}
};

#endif