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authorMichael Brown2010-07-02 13:12:16 +0200
committerMichael Brown2010-09-03 22:21:14 +0200
commit364b92521ad19051083db605de3b8a058374e096 (patch)
tree14d3d80d6f7563fc12be91826e03534818ce0cd2 /src/core/posix_io.c
parent[eepro100] Add new PCI ID 8086:27dc (diff)
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[xfer] Generalise metadata "whence" field to "flags" field
iPXE has never supported SEEK_END; the usage of "whence" offers only the options of SEEK_SET and SEEK_CUR and so is effectively a boolean flag. Further flags will be required to support additional metadata required by the Fibre Channel network model, so repurpose the "whence" field as a generic "flags" field. xfer_seek() has always been used with SEEK_SET, so remove the "whence" field altogether from its argument list. Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/core/posix_io.c')
-rw-r--r--src/core/posix_io.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/core/posix_io.c b/src/core/posix_io.c
index f7ca3f0d..38bd727b 100644
--- a/src/core/posix_io.c
+++ b/src/core/posix_io.c
@@ -105,7 +105,7 @@ static int posix_file_xfer_deliver ( struct posix_file *file,
struct xfer_metadata *meta ) {
/* Keep track of file position solely for the filesize */
- if ( meta->whence != SEEK_CUR )
+ if ( meta->flags & XFER_FL_ABS_OFFSET )
file->pos = 0;
file->pos += meta->offset;
if ( file->filesize < file->pos )