From ff3058e3bb5644803cdb7836bbfe11e8c5fbc5db Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Tue, 21 Aug 2012 20:47:58 +0800 Subject: [PATCH] envfs: introduce version major and minor they are store in the super block at byte 16th and 17th. set the verison at 0.1 Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- common/environment.c | 2 ++ include/envfs.h | 7 ++++++- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/common/environment.c b/common/environment.c index 52ce0de1d..8efed978f 100644 --- a/common/environment.c +++ b/common/environment.c @@ -125,6 +125,8 @@ int envfs_save(char *filename, char *dirname) super = (struct envfs_super *)buf; super->magic = ENVFS_32(ENVFS_MAGIC); + super->major = ENVFS_MAJOR; + super->minor = ENVFS_MINOR; super->size = ENVFS_32(size); /* second pass: copy files to buffer */ diff --git a/include/envfs.h b/include/envfs.h index ba976d6d1..c6df8c504 100644 --- a/include/envfs.h +++ b/include/envfs.h @@ -5,6 +5,9 @@ #include #endif +#define ENVFS_MAJOR 0 +#define ENVFS_MINOR 1 + #define ENVFS_MAGIC 0x798fba79 /* some random number */ #define ENVFS_INODE_MAGIC 0x67a8c78d #define ENVFS_END_MAGIC 0x6a87d6cd @@ -29,8 +32,10 @@ struct envfs_super { uint32_t priority; uint32_t crc; /* crc for the data */ uint32_t size; /* size of data */ + uint8_t major; /* major */ + uint8_t minor; /* minor */ + uint16_t future; /* reserved for future use */ uint32_t flags; /* feature flags */ - uint32_t future; /* reserved for future use */ uint32_t sb_crc; /* crc for the superblock */ };