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#define _PCILIB_VIEW_TRANSFORM_C
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include "version.h"
#include "model.h"
#include "transform.h"
#include "py.h"
#include "error.h"
#include "pci.h"
static pcilib_view_context_t * pcilib_transform_view_init(pcilib_t *ctx, pcilib_view_t view) {
int err;
pcilib_view_context_t *view_ctx;
pcilib_transform_view_description_t *v = (pcilib_transform_view_description_t*)(ctx->views[view]);
if (v->script) {
pcilib_access_mode_t mode = 0;
err = pcilib_py_load_script(ctx, v->script);
if(err) {
pcilib_error("Error (%i), loading script %s", err, v->script);
return NULL;
}
err = pcilib_py_get_transform_script_properties(ctx, v->script, &mode);
if(err) {
pcilib_error("Error (%i) obtaining properties of transform script %s", err, v->script);
return NULL;
}
if ((v->base.mode&PCILIB_REGISTER_RW) == 0)
v->base.mode |= PCILIB_REGISTER_RW;
v->base.mode &= (~PCILIB_REGISTER_RW)|mode;
if (!v->read_from_reg) v->read_from_reg = "read_from_register";
if (!v->write_to_reg) v->write_to_reg = "write_to_register";
} else if (!ctx->py) {
v->base.mode &= (~PCILIB_REGISTER_RW);
}
view_ctx = (pcilib_view_context_t*)malloc(sizeof(pcilib_view_context_t));
if (view_ctx) memset(view_ctx, 0, sizeof(pcilib_view_context_t));
return view_ctx;
}
static int pcilib_transform_view_read(pcilib_t *ctx, pcilib_view_context_t *view_ctx, pcilib_register_value_t regval, pcilib_value_t *val) {
int err;
const pcilib_model_description_t *model_info = pcilib_get_model_description(ctx);
pcilib_transform_view_description_t *v = (pcilib_transform_view_description_t*)(model_info->views[view_ctx->view]);
err = pcilib_set_value_from_register_value(ctx, val, regval);
if (err) return err;
if (v->script)
err = pcilib_py_eval_func(ctx, v->script, v->read_from_reg, val);
else
err = pcilib_py_eval_string(ctx, v->read_from_reg, val);
return err;
}
static int pcilib_transform_view_write(pcilib_t *ctx, pcilib_view_context_t *view_ctx, pcilib_register_value_t *regval, const pcilib_value_t *val) {
int err = 0;
pcilib_value_t val_copy = {0};
const pcilib_model_description_t *model_info = pcilib_get_model_description(ctx);
pcilib_transform_view_description_t *v = (pcilib_transform_view_description_t*)(model_info->views[view_ctx->view]);
err = pcilib_copy_value(ctx, &val_copy, val);
if (err) return err;
if (v->script)
err = pcilib_py_eval_func(ctx, v->script, v->write_to_reg, &val_copy);
else
err = pcilib_py_eval_string(ctx, v->write_to_reg, &val_copy);
if (err) return err;
*regval = pcilib_get_value_as_register_value(ctx, &val_copy, &err);
return err;
}
const pcilib_view_api_description_t pcilib_transform_view_api =
{ PCILIB_VERSION, sizeof(pcilib_transform_view_description_t), pcilib_transform_view_init, NULL, NULL, pcilib_transform_view_read, pcilib_transform_view_write };
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