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unify buffer size for ASCII CAN frame string representations

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Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
This commit is contained in:
Oliver Hartkopp
2024-02-29 07:10:34 +01:00
parent 34a1cfad29
commit 1da219922d
5 changed files with 43 additions and 43 deletions
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lib.h
+9 -10
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@@ -63,17 +63,16 @@ typedef union {
struct canxl_frame xl;
} cu_t;
/* buffer sizes for CAN frame string representations */
#define CL_CFSZ 400 /* to be removed */
#define CL_ID (sizeof("12345678##1"))
#define CL_DATA sizeof(".AA")
#define CL_BINDATA sizeof(".10101010")
/* CAN FD ASCII hex short representation with DATA_SEPERATORs */
#define CL_CFSZ (2*CL_ID + 64*CL_DATA)
/* CAN FD ASCII hex long representation with binary output */
#define CL_LONGCFSZ (2*CL_ID + sizeof(" [255] ") + (64*CL_BINDATA))
/*
* The buffer size for ASCII CAN frame string representations
* covers also the 'long' CAN frame output from sprint_long_canframe()
* including (swapped) binary represetations, timestamps, netdevice names,
* lengths and error message details as the CAN XL data is cropped to 64
* byte (the 'long' CAN frame output is only for display on terminals).
*/
#define AFRSZ 6300 /* 3*2048 (data) + 22 (timestamp) + 18 (netdev) + ID/HDR */
/* CAN DLC to real data length conversion helpers especially for CAN FD */