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gds-render
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library and Cell parser works

This commit is contained in:
Mario Hüttel 2018-05-07 13:42:06 +02:00
parent db753126ac
commit a1196e11b8
1 changed files with 18 additions and 4 deletions
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22
gdsparse.c
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@ -7,12 +7,13 @@
#define GDS_WARN(fmt, ...) printf("[PARSE_WARNING] " fmt "\n", #__VA_ARGS__) #define GDS_WARN(fmt, ...) printf("[PARSE_WARNING] " fmt "\n", #__VA_ARGS__)
enum parsing_state {PARSING_LENGTH = 0, PARSING_TYPE, PARSING_DAT}; enum parsing_state {PARSING_LENGTH = 0, PARSING_TYPE, PARSING_DAT};
enum record { enum record {
INVALID = 0x0000,
HEADER = 0x0002, HEADER = 0x0002,
BGNLIB = 0x0102, BGNLIB = 0x0102,
LIBNAME = 0x0206, LIBNAME = 0x0206,
UNITS = 0x0305, UNITS = 0x0305,
ENDLIB = 0x0400, ENDLIB = 0x0400,
BGNSTR = 0x0500, BGNSTR = 0x0502,
STRNAME = 0x0606, STRNAME = 0x0606,
ENDSTR = 0x0700, ENDSTR = 0x0700,
}; };
@ -32,6 +33,12 @@ static struct gds_cell * append_cell(struct gds_cell *curr_arr, unsigned int cur
static int name_library(struct gds_library *current_library, unsigned int bytes, char* data) { static int name_library(struct gds_library *current_library, unsigned int bytes, char* data) {
int len; int len;
if (current_library == NULL)
{
GDS_ERROR("Naming cell with no opened library");
return -1;
}
data[bytes] = 0; // Append '0' data[bytes] = 0; // Append '0'
len = strlen(data); len = strlen(data);
if (len > CELL_NAME_MAX-1) { if (len > CELL_NAME_MAX-1) {
@ -48,14 +55,19 @@ static int name_library(struct gds_library *current_library, unsigned int bytes,
static int name_cell(struct gds_cell *cell, unsigned int bytes, char* data) { static int name_cell(struct gds_cell *cell, unsigned int bytes, char* data) {
int len; int len;
if (cell == NULL)
{
GDS_ERROR("Naming library with no opened library");
return -1;
}
data[bytes] = 0; // Append '0' data[bytes] = 0; // Append '0'
len = strlen(data); len = strlen(data);
if (len > CELL_NAME_MAX-1) { if (len > CELL_NAME_MAX-1) {
GDS_ERROR("Library name '%s' too long: %d\n", data, len); GDS_ERROR("Cell name '%s' too long: %d\n", data, len);
return -1; return -1;
} else { } else {
strcpy(cell->name, data); strcpy(cell->name, data);
printf("Named library: %s\n", cell->name); printf("Named cell: %s\n", cell->name);
} }
return 0; return 0;
@ -92,6 +104,7 @@ int parse_gds_from_file(const char *filename, struct gds_library **library_array
while (run == 1) { while (run == 1) {
switch (state) { switch (state) {
case PARSING_LENGTH: case PARSING_LENGTH:
rec_type = INVALID;
read = fread(workbuff, sizeof(char), 2, gds_file); read = fread(workbuff, sizeof(char), 2, gds_file);
if (read != 2 && (current_cell != NULL || if (read != 2 && (current_cell != NULL ||
current_graphics != NULL || current_graphics != NULL ||
@ -158,10 +171,11 @@ int parse_gds_from_file(const char *filename, struct gds_library **library_array
} }
current_lib = NULL; current_lib = NULL;
printf("Leaving Library\n"); printf("Leaving Library\n");
break;
case BGNSTR: case BGNSTR:
cell_arr = append_cell(cell_arr, cell_arr_cnt); cell_arr = append_cell(cell_arr, cell_arr_cnt);
cell_arr_cnt++; cell_arr_cnt++;
if (lib_arr == NULL) { if (cell_arr == NULL) {
GDS_ERROR("Allocating memory failed"); GDS_ERROR("Allocating memory failed");
run = -3; run = -3;
break; break;