Merge branch 'master' of github.com:jtsiomb/pcboot

[bootcensus] / src / part.h

diff --git a/src/part.h b/src/part.h
new file mode 100644 (file)
index 0000000..c897d5f
--- /dev/null
+++ b/src/part.h
@@ -0,0 +1,40 @@
+/*
+pcboot - bootable PC demo/game kernel
+Copyright (C) 2018-2019  John Tsiombikas <nuclear@member.fsf.org>
+
+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, either version 3 of the License, or
+(at your option) any later version.
+
+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, see <https://www.gnu.org/licenses/>.
+*/
+#ifndef PART_H_
+#define PART_H_
+
+#include <inttypes.h>
+
+#define PART_ACT_BIT   (1 << 9)
+#define PART_PRIM_BIT  (1 << 10)
+
+#define PART_TYPE(attr)                ((attr) & 0xff)
+#define PART_IS_ACT(attr)      ((attr) & PART_ACT_BIT)
+#define PART_IS_PRIM(attr)     ((attr) & PART_PRIM_BIT)
+
+struct partition {
+       uint32_t start_sect;
+       uint32_t size_sect;
+
+       unsigned int attr;
+};
+
+int read_partitions(int dev, struct partition *ptab, int ptabsz);
+void print_partition_table(struct partition *ptab, int npart);
+
+#endif /* PART_H_ */