1 files changed, 35 insertions, 0 deletions
diff --git a/gcid.c b/gcid.c
new file mode 100644
index 0000000..bad7848
--- /dev/null
+++ b/gcid.c
@@ -0,0 +1,35 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+int
+libparsesfnt_parse_gcid(
+			const char *data, size_t size,
+			struct libparsesfnt_gcid *infop,
+			const struct libparsesfnt_tabdir_entry *tag)
+{
+	if ((tag->length - 144) % 2)
+		goto ebfont;
+	if (PARSE(LIBPARSESFNT_GCID__, tag->offset, 0, 0, 0, 1, tag))
+		return -1;
+	if (((size_t)(tag->length - 144) / 2 != (size_t)infop->count &&
+	     (size_t)(tag->length - 144) / 2 != (size_t)infop->count + 1) ||
+	    tag->length != infop->size)
+		goto ebfont;
+	return 0;
+
+ebfont:
+	errno = EBFONT;
+	return -1;
+}
+
+
+int
+libparsesfnt_parse_gcid_entries(
+			const char *data, size_t size,
+			struct libparsesfnt_gcid_entry *infop,
+			const struct libparsesfnt_tabdir_entry *tag,
+			size_t first, size_t count)
+{
+	return PARSE(LIBPARSESFNT_GCID_ENTRY__, tag->offset, 144, 0, first, count, tag);
+}