fixeria has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-sgsn/+/29280 )
Change subject: llc: gprs_llc_fcs(): make the input data pointer const
......................................................................
llc: gprs_llc_fcs(): make the input data pointer const
Change-Id: If95210fe69f915ab1010fe5916cb6bee3faeb7b9
---
M include/osmocom/sgsn/crc24.h
M include/osmocom/sgsn/gprs_llc.h
M src/gprs/crc24.c
M src/gprs/gprs_llc_parse.c
4 files changed, 4 insertions(+), 4 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-sgsn refs/changes/80/29280/1
diff --git a/include/osmocom/sgsn/crc24.h b/include/osmocom/sgsn/crc24.h
index 756638c..c913eaf 100644
--- a/include/osmocom/sgsn/crc24.h
+++ b/include/osmocom/sgsn/crc24.h
@@ -5,6 +5,6 @@
#define INIT_CRC24 0xffffff
-uint32_t crc24_calc(uint32_t fcs, uint8_t *cp, unsigned int len);
+uint32_t crc24_calc(uint32_t fcs, const uint8_t *cp, unsigned int len);
#endif
diff --git a/include/osmocom/sgsn/gprs_llc.h b/include/osmocom/sgsn/gprs_llc.h
index fb9db37..0971e12 100644
--- a/include/osmocom/sgsn/gprs_llc.h
+++ b/include/osmocom/sgsn/gprs_llc.h
@@ -277,7 +277,7 @@
int gprs_llc_hdr_parse(struct gprs_llc_hdr_parsed *ghp,
const uint8_t *llc_hdr, int len);
void gprs_llc_hdr_dump(struct gprs_llc_hdr_parsed *gph, struct gprs_llc_lle *lle);
-int gprs_llc_fcs(uint8_t *data, unsigned int len);
+int gprs_llc_fcs(const uint8_t *data, unsigned int len);
/* LLME handling routines */
diff --git a/src/gprs/crc24.c b/src/gprs/crc24.c
index da269b3..d47d4ff 100644
--- a/src/gprs/crc24.c
+++ b/src/gprs/crc24.c
@@ -59,7 +59,7 @@
#define INIT_CRC24 0xffffff
-uint32_t crc24_calc(uint32_t fcs, uint8_t *cp, unsigned int len)
+uint32_t crc24_calc(uint32_t fcs, const uint8_t *cp, unsigned int len)
{
while (len--)
fcs = (fcs >> 8) ^ tbl_crc24[(fcs ^ *cp++) & 0xff];
diff --git a/src/gprs/gprs_llc_parse.c b/src/gprs/gprs_llc_parse.c
index 684252b..a12f36d 100644
--- a/src/gprs/gprs_llc_parse.c
+++ b/src/gprs/gprs_llc_parse.c
@@ -55,7 +55,7 @@
#define N202 4
#define CRC24_LENGTH 3
-int gprs_llc_fcs(uint8_t *data, unsigned int len)
+int gprs_llc_fcs(const uint8_t *data, unsigned int len)
{
uint32_t fcs_calc;
--
To view, visit
https://gerrit.osmocom.org/c/osmo-sgsn/+/29280
To unsubscribe, or for help writing mail filters, visit
https://gerrit.osmocom.org/settings
Gerrit-Project: osmo-sgsn
Gerrit-Branch: master
Gerrit-Change-Id: If95210fe69f915ab1010fe5916cb6bee3faeb7b9
Gerrit-Change-Number: 29280
Gerrit-PatchSet: 1
Gerrit-Owner: fixeria <vyanitskiy(a)sysmocom.de>
Gerrit-MessageType: newchange