Add database unit parsing
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@ -48,6 +48,12 @@
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#include <math.h>
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#include <cairo.h>
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/**
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* @brief Default units assumed for library.
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* @note This value is usually overwritten with the value defined in the library.
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*/
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#define GDS_DEFAULT_UNITS (10E-9)
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#define GDS_ERROR(fmt, ...) printf("[PARSE_ERROR] " fmt "\n", ##__VA_ARGS__) /**< @brief Print GDS error*/
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#define GDS_WARN(fmt, ...) printf("[PARSE_WARNING] " fmt "\n", ##__VA_ARGS__) /**< @brief Print GDS warning */
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@ -221,7 +227,7 @@ static GList *append_library(GList *curr_list, struct gds_library **library_ptr)
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if (lib) {
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lib->cells = NULL;
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lib->name[0] = 0;
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lib->unit_to_meters = 1; // Default. Will be overwritten
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lib->unit_in_meters = GDS_DEFAULT_UNITS; // Default. Will be overwritten
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lib->cell_names = NULL;
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} else
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return NULL;
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@ -383,7 +389,7 @@ static int name_cell(struct gds_cell *cell, unsigned int bytes,
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return -1;
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}
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data[bytes] = 0; // Append '0'
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len = strlen(data);
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len = (int)strlen(data);
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if (len > CELL_NAME_MAX-1) {
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GDS_ERROR("Cell name '%s' too long: %d\n", data, len);
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return -1;
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@ -710,6 +716,8 @@ int parse_gds_from_file(const char *filename, GList **library_list)
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break;
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case PATHTYPE:
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break;
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case UNITS:
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break;
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default:
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//GDS_WARN("Record: %04x, len: %u", (unsigned int)rec_type, (unsigned int)rec_data_length);
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break;
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@ -731,7 +739,6 @@ int parse_gds_from_file(const char *filename, GList **library_list)
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switch (rec_type) {
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case HEADER:
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case UNITS:
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case ENDLIB:
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case ENDSTR:
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case BOUNDARY:
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@ -742,6 +749,20 @@ int parse_gds_from_file(const char *filename, GList **library_list)
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case INVALID:
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break;
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case UNITS:
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if (!current_lib) {
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GDS_WARN("Units defined outside of library!\n");
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break;
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}
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if (rec_data_length != 16) {
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GDS_WARN("Unit define incomplete. Will assume database unit of %E meters\n", current_lib->unit_in_meters);
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break;
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}
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current_lib->unit_in_meters = gds_convert_double(&workbuff[8]);
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GDS_INF("Length of database unit: %E meters\n", current_lib->unit_in_meters);
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break;
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case BGNLIB:
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/* Parse date record */
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gds_parse_date(workbuff, read, ¤t_lib->mod_time, ¤t_lib->access_time);
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@ -113,7 +113,7 @@ struct gds_library {
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char name[CELL_NAME_MAX];
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struct gds_time_field mod_time;
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struct gds_time_field access_time;
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double unit_to_meters; /**< @warning not yet implemented */
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double unit_in_meters; /**< Length of a database unit in meters */
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GList *cells; /**< List of #gds_cell that contains all cells in this library*/
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GList *cell_names /**< List of strings that contains all cell names */;
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};
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