/usr/share/dpdk/scripts/cocci/mtod-offset.cocci is in dpdk-dev 2.2.0-0ubuntu7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | //
// Replace explicit packet offset computations with rte_pktmbuf_mtod_offset().
//
@disable paren@
typedef uint8_t;
expression M, O;
@@
(
- rte_pktmbuf_mtod(M, char *) + O
+ rte_pktmbuf_mtod_offset(M, char *, O)
|
- rte_pktmbuf_mtod(M, char *) - O
+ rte_pktmbuf_mtod_offset(M, char *, -O)
|
- rte_pktmbuf_mtod(M, unsigned char *) + O
+ rte_pktmbuf_mtod_offset(M, unsigned char *, O)
|
- rte_pktmbuf_mtod(M, unsigned char *) - O
+ rte_pktmbuf_mtod_offset(M, unsigned char *, -O)
|
- rte_pktmbuf_mtod(M, uint8_t *) + O
+ rte_pktmbuf_mtod_offset(M, uint8_t *, O)
|
- rte_pktmbuf_mtod(M, uint8_t *) - O
+ rte_pktmbuf_mtod_offset(M, uint8_t *, -O)
)
//
// Fold subsequent offset terms into pre-existing offset used in
// rte_pktmbuf_mtod_offset().
//
@disable paren@
expression M, O1, O2;
@@
(
- rte_pktmbuf_mtod_offset(M, char *, O1) + O2
+ rte_pktmbuf_mtod_offset(M, char *, O1 + O2)
|
- rte_pktmbuf_mtod_offset(M, char *, O1) - O2
+ rte_pktmbuf_mtod_offset(M, char *, O1 - O2)
|
- rte_pktmbuf_mtod_offset(M, unsigned char *, O1) + O2
+ rte_pktmbuf_mtod_offset(M, unsigned char *, O1 + O2)
|
- rte_pktmbuf_mtod_offset(M, unsigned char *, O1) - O2
+ rte_pktmbuf_mtod_offset(M, unsigned char *, O1 - O2)
|
- rte_pktmbuf_mtod_offset(M, uint8_t *, O1) + O2
+ rte_pktmbuf_mtod_offset(M, uint8_t *, O1 + O2)
|
- rte_pktmbuf_mtod_offset(M, uint8_t *, O1) - O2
+ rte_pktmbuf_mtod_offset(M, uint8_t *, O1 - O2)
)
//
// Cleanup rules. Fold in double casts, remove unnecessary paranthesis, etc.
//
@disable paren@
expression M, O;
type C, T;
@@
(
- (C)rte_pktmbuf_mtod_offset(M, T, O)
+ rte_pktmbuf_mtod_offset(M, C, O)
|
- (rte_pktmbuf_mtod_offset(M, T, O))
+ rte_pktmbuf_mtod_offset(M, T, O)
|
- (C)rte_pktmbuf_mtod(M, T)
+ rte_pktmbuf_mtod(M, C)
|
- (rte_pktmbuf_mtod(M, T))
+ rte_pktmbuf_mtod(M, T)
)
|