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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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