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| author | Max Reitz <mreitz@redhat.com> | 2019-11-07 17:36:49 +0100 |
|---|---|---|
| committer | Max Reitz <mreitz@redhat.com> | 2020-01-06 13:43:06 +0100 |
| commit | 0485e6ee4cc8a2cec5984cb00218b66e103684f0 (patch) | |
| tree | 6e7039e77c10e13ad6baba86af15a4bfcf42d30f /tests/qemu-iotests/qcow2.py | |
| parent | 1aa6630e7b30ae61ed4b990374e7226699f4c76c (diff) | |
| download | qemu-0485e6ee4cc8a2cec5984cb00218b66e103684f0.zip qemu-0485e6ee4cc8a2cec5984cb00218b66e103684f0.tar.gz qemu-0485e6ee4cc8a2cec5984cb00218b66e103684f0.tar.bz2 | |
iotests/qcow2.py: Split feature fields into bits
Print the feature fields as a set of bits so that filtering is easier.
Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-id: 20191107163708.833192-4-mreitz@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'tests/qemu-iotests/qcow2.py')
| -rwxr-xr-x | tests/qemu-iotests/qcow2.py | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/tests/qemu-iotests/qcow2.py b/tests/qemu-iotests/qcow2.py index d813b4f..91e4420 100755 --- a/tests/qemu-iotests/qcow2.py +++ b/tests/qemu-iotests/qcow2.py @@ -42,9 +42,9 @@ class QcowHeader: [ uint64_t, '%#x', 'snapshot_offset' ], # Version 3 header fields - [ uint64_t, '%#x', 'incompatible_features' ], - [ uint64_t, '%#x', 'compatible_features' ], - [ uint64_t, '%#x', 'autoclear_features' ], + [ uint64_t, 'mask', 'incompatible_features' ], + [ uint64_t, 'mask', 'compatible_features' ], + [ uint64_t, 'mask', 'autoclear_features' ], [ uint32_t, '%d', 'refcount_order' ], [ uint32_t, '%d', 'header_length' ], ]; @@ -130,7 +130,17 @@ class QcowHeader: def dump(self): for f in QcowHeader.fields: - print("%-25s" % f[2], f[1] % self.__dict__[f[2]]) + value = self.__dict__[f[2]] + if f[1] == 'mask': + bits = [] + for bit in range(64): + if value & (1 << bit): + bits.append(bit) + value_str = str(bits) + else: + value_str = f[1] % value + + print("%-25s" % f[2], value_str) print("") def dump_extensions(self): |