Furquan Shaikh | 555f040 | 2021-10-08 15:18:33 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | /* Helper functions for cse_serger and cse_fpt */ |
| 3 | |
| 4 | #include <commonlib/endian.h> |
| 5 | |
| 6 | #include "cse_helpers.h" |
| 7 | |
| 8 | void write_member(struct buffer *buff, void *src, size_t size) |
| 9 | { |
| 10 | void *dst = buffer_get(buff); |
| 11 | |
| 12 | switch (size) { |
| 13 | case 1: |
| 14 | write_le8(dst, *(uint8_t *)src); |
| 15 | break; |
| 16 | case 2: |
| 17 | write_le16(dst, *(uint16_t *)src); |
| 18 | break; |
| 19 | case 4: |
| 20 | write_le32(dst, *(uint32_t *)src); |
| 21 | break; |
| 22 | case 8: |
| 23 | write_le64(dst, *(uint64_t *)src); |
| 24 | break; |
| 25 | default: |
| 26 | memcpy(dst, src, size); |
| 27 | break; |
| 28 | } |
| 29 | |
| 30 | buffer_seek(buff, size); |
| 31 | } |
| 32 | |
| 33 | void read_member(struct buffer *buff, void *dst, size_t size) |
| 34 | { |
| 35 | const void *src = buffer_get(buff); |
| 36 | |
| 37 | switch (size) { |
| 38 | case 1: |
| 39 | *(uint8_t *)dst = read_le8(src); |
| 40 | break; |
| 41 | case 2: |
| 42 | *(uint16_t *)dst = read_le16(src); |
| 43 | break; |
| 44 | case 4: |
| 45 | *(uint32_t *)dst = read_le32(src); |
| 46 | break; |
| 47 | case 8: |
| 48 | *(uint64_t *)dst = read_le64(src); |
| 49 | break; |
| 50 | default: |
| 51 | memcpy(dst, src, size); |
| 52 | break; |
| 53 | } |
| 54 | |
| 55 | buffer_seek(buff, size); |
| 56 | } |