| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef __UDF_ENDIAN_H |
| 3 | #define __UDF_ENDIAN_H |
| 4 | |
| 5 | #include <asm/byteorder.h> |
| 6 | #include <linux/string.h> |
| 7 | |
| 8 | static inline struct kernel_lb_addr lelb_to_cpu(struct lb_addr in) |
| 9 | { |
| 10 | struct kernel_lb_addr out; |
| 11 | |
| 12 | out.logicalBlockNum = le32_to_cpu(in.logicalBlockNum); |
| 13 | out.partitionReferenceNum = le16_to_cpu(in.partitionReferenceNum); |
| 14 | |
| 15 | return out; |
| 16 | } |
| 17 | |
| 18 | static inline struct lb_addr cpu_to_lelb(struct kernel_lb_addr in) |
| 19 | { |
| 20 | struct lb_addr out; |
| 21 | |
| 22 | out.logicalBlockNum = cpu_to_le32(in.logicalBlockNum); |
| 23 | out.partitionReferenceNum = cpu_to_le16(in.partitionReferenceNum); |
| 24 | |
| 25 | return out; |
| 26 | } |
| 27 | |
| 28 | static inline struct short_ad lesa_to_cpu(struct short_ad in) |
| 29 | { |
| 30 | struct short_ad out; |
| 31 | |
| 32 | out.extLength = le32_to_cpu(in.extLength); |
| 33 | out.extPosition = le32_to_cpu(in.extPosition); |
| 34 | |
| 35 | return out; |
| 36 | } |
| 37 | |
| 38 | static inline struct short_ad cpu_to_lesa(struct short_ad in) |
| 39 | { |
| 40 | struct short_ad out; |
| 41 | |
| 42 | out.extLength = cpu_to_le32(in.extLength); |
| 43 | out.extPosition = cpu_to_le32(in.extPosition); |
| 44 | |
| 45 | return out; |
| 46 | } |
| 47 | |
| 48 | static inline struct kernel_long_ad lela_to_cpu(struct long_ad in) |
| 49 | { |
| 50 | struct kernel_long_ad out; |
| 51 | |
| 52 | out.extLength = le32_to_cpu(in.extLength); |
| 53 | out.extLocation = lelb_to_cpu(in.extLocation); |
| 54 | |
| 55 | return out; |
| 56 | } |
| 57 | |
| 58 | static inline struct long_ad cpu_to_lela(struct kernel_long_ad in) |
| 59 | { |
| 60 | struct long_ad out; |
| 61 | |
| 62 | out.extLength = cpu_to_le32(in.extLength); |
| 63 | out.extLocation = cpu_to_lelb(in.extLocation); |
| 64 | |
| 65 | return out; |
| 66 | } |
| 67 | |
| 68 | static inline struct kernel_extent_ad leea_to_cpu(struct extent_ad in) |
| 69 | { |
| 70 | struct kernel_extent_ad out; |
| 71 | |
| 72 | out.extLength = le32_to_cpu(in.extLength); |
| 73 | out.extLocation = le32_to_cpu(in.extLocation); |
| 74 | |
| 75 | return out; |
| 76 | } |
| 77 | |
| 78 | #endif /* __UDF_ENDIAN_H */ |