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- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <strings.h>
- #include "pci.h"
- #include "pcilib.h"
- #include "unit.h"
- #include "error.h"
- static pcilib_unit_transform_t pcilib_unit_transform_null = { NULL, NULL };
- pcilib_unit_t pcilib_find_unit_by_name(pcilib_t *ctx, const char *name) {
- pcilib_unit_t i;
- for(i = 0; ctx->units[i].name; i++) {
- if (!strcasecmp(ctx->units[i].name, name))
- return i;
- }
- return PCILIB_UNIT_INVALID;
- }
- pcilib_unit_transform_t *pcilib_find_transform_by_unit_names(pcilib_t *ctx, const char *from, const char *to) {
- int i;
- pcilib_unit_t unit;
- if ((!from)||(!to))
- return NULL;
- if (!strcasecmp(from, to))
- return &pcilib_unit_transform_null;
- unit = pcilib_find_unit_by_name(ctx, from);
- if (unit == PCILIB_UNIT_INVALID) return NULL;
- for (i = 0; ctx->units[unit].transforms[i].unit; i++) {
- if (!strcasecmp(ctx->units[unit].transforms[i].unit, to))
- return &ctx->units[unit].transforms[i];
- }
- return NULL;
- }
- int pcilib_add_units(pcilib_t *ctx, size_t n, const pcilib_unit_description_t *desc) {
- if (!n) {
- for (n = 0; desc[n].name; n++);
- }
- if ((ctx->num_units + n + 1) > ctx->alloc_units) {
- size_t size;
- pcilib_unit_description_t *units;
- for (size = ctx->alloc_units; size < 2 * (n + ctx->num_units + 1); size <<= 1);
- units = (pcilib_unit_description_t*)realloc(ctx->units, size * sizeof(pcilib_unit_description_t));
- if (!units) return PCILIB_ERROR_MEMORY;
- ctx->units = units;
- ctx->alloc_units = size;
- ctx->model_info.units = units;
- }
- memcpy(ctx->units + ctx->num_units, desc, n * sizeof(pcilib_unit_description_t));
- memset(ctx->units + ctx->num_units + n, 0, sizeof(pcilib_unit_description_t));
- ctx->num_units += n;
- return 0;
- }
- int pcilib_transform_unit(pcilib_t *ctx, pcilib_unit_transform_t *trans, pcilib_value_t *value) {
- int err;
- err = pcilib_py_eval_string(ctx, trans->transform, value);
- if (err) return err;
- value->unit = trans->unit;
- return 0;
- }
- int pcilib_transform_unit_by_name(pcilib_t *ctx, const char *to, pcilib_value_t *value) {
- pcilib_unit_transform_t *trans;
- if (!value->unit) {
- pcilib_warning("Can't transform unit of the value with unspecified unit");
- return PCILIB_ERROR_INVALID_ARGUMENT;
- }
- trans = pcilib_find_transform_by_unit_names(ctx, value->unit, to);
- if (!trans) {
- pcilib_warning("Can't transform unit (%s) to (%s)", value->unit, to);
- return PCILIB_ERROR_NOTSUPPORTED;
- }
- return pcilib_transform_unit(ctx, trans, value);
- }
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