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| author | Bill Richardson <wfrichar@chromium.org> | 2012-04-30 11:33:13 -0700 |
|---|---|---|
| committer | Gerrit <chrome-bot@google.com> | 2012-05-02 22:34:32 -0700 |
| commit | 23429d3d782f7506fb4747356974294cce08ac47 (patch) | |
| tree | 2c98d253f97d92b3c48ea3d87d4375e64f8ea4cd /cgpt/cgpt.h | |
| parent | 81f704edad78f03deed5ef899a55e9d0c28dd16c (diff) | |
| download | vboot-23429d3d782f7506fb4747356974294cce08ac47.tar.gz | |
Let cgpt open devices in read-only mode when possible.
BUG=chromium-os:12430
TEST=manual
Running "make; make runtests" in src/platform/vboot_refererence will test
this change. Tests for use on a Chromebook are described in the bug report,
but will require a USB or SD card that has a physical write-protect switch.
Change-Id: I16a67bad3b59bec0981f4064f51fb1a29da65a90
Reviewed-on: https://gerrit.chromium.org/gerrit/21474
Tested-by: Bill Richardson <wfrichar@chromium.org>
Commit-Ready: Bill Richardson <wfrichar@chromium.org>
Reviewed-by: Richard Barnette <jrbarnette@chromium.org>
Reviewed-by: Che-Liang Chiou <clchiou@chromium.org>
Diffstat (limited to 'cgpt/cgpt.h')
| -rw-r--r-- | cgpt/cgpt.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/cgpt/cgpt.h b/cgpt/cgpt.h index 1c809161..6851ded7 100644 --- a/cgpt/cgpt.h +++ b/cgpt/cgpt.h @@ -10,6 +10,7 @@ #endif #define _FILE_OFFSET_BITS 64 +#include <fcntl.h> #include <features.h> #include <stdint.h> #include <stdio.h> @@ -61,7 +62,8 @@ struct drive { }; -int DriveOpen(const char *drive_path, struct drive *drive); +/* mode should be O_RDONLY or O_RDWR */ +int DriveOpen(const char *drive_path, struct drive *drive, int mode); int DriveClose(struct drive *drive, int update_as_needed); int CheckValid(const struct drive *drive); |