ao-tools: Create general elf and hex library routines

[fw/altos] / ao-tools / lib / ao-hex.h

diff --git a/ao-tools/lib/ao-hex.h b/ao-tools/lib/ao-hex.h
new file mode 100644 (file)
index 0000000..8528eb4
--- /dev/null
+++ b/ao-tools/lib/ao-hex.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright © 2013 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+#ifndef _AO_HEX_H_
+#define _AO_HEX_H_
+
+#include <stdint.h>
+
+#define AO_HEX_RECORD_NORMAL                   0x00
+#define AO_HEX_RECORD_EOF                      0x01
+#define AO_HEX_RECORD_EXTENDED_ADDRESS_4       0x02
+#define AO_HEX_RECORD_EXTENDED_ADDRESS_8       0x04
+#define AO_HEX_RECORD_SYMBOL                   0xfe
+
+/* Intel hex file format data
+ */
+struct ao_hex_record {
+       uint8_t length;
+       uint16_t address;
+       uint8_t type;
+       uint8_t checksum;
+       uint8_t data[0];
+};
+
+struct ao_hex_file {
+       int                     nrecord;
+       struct ao_hex_record    *records[0];
+};
+
+struct ao_hex_image {
+       uint32_t        address;
+       uint32_t        length;
+       uint8_t         data[0];
+};
+
+struct ao_hex_file *
+ao_hex_file_read(FILE *file, char *name);
+
+void
+ao_hex_file_free(struct ao_hex_file *hex);
+
+struct ao_hex_image *
+ao_hex_image_create(struct ao_hex_file *hex);
+
+void
+ao_hex_image_free(struct ao_hex_image *image);
+
+struct ao_hex_image *
+ao_hex_load(char *filename);
+
+int
+ao_hex_image_equal(struct ao_hex_image *a, struct ao_hex_image *b);
+
+#endif /* _AO_HEX_H_ */