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authorRalf Baechle <ralf@linux-mips.org>2006-12-07 15:43:13 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-08 17:19:25 -0800
commite8cc49bb0fdb9e18a99e6780073d1400ba2b0d1f (patch)
treef60c38413d47ae0d793673a85578c6b82088aa97 /net
parent6c1bbcc8836358294c431e0c09e85e3480895659 (diff)
downloadop-kernel-dev-e8cc49bb0fdb9e18a99e6780073d1400ba2b0d1f.zip
op-kernel-dev-e8cc49bb0fdb9e18a99e6780073d1400ba2b0d1f.tar.gz
[AX.25]: Constify ax25 utility functions
Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ax25/ax25_addr.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/net/ax25/ax25_addr.c b/net/ax25/ax25_addr.c
index 5f0896a..5524f9c 100644
--- a/net/ax25/ax25_addr.c
+++ b/net/ax25/ax25_addr.c
@@ -39,7 +39,7 @@ EXPORT_SYMBOL(null_ax25_address);
/*
* ax25 -> ascii conversion
*/
-char *ax2asc(char *buf, ax25_address *a)
+char *ax2asc(char *buf, const ax25_address *a)
{
char c, *s;
int n;
@@ -72,7 +72,7 @@ EXPORT_SYMBOL(ax2asc);
/*
* ascii -> ax25 conversion
*/
-void asc2ax(ax25_address *addr, char *callsign)
+void asc2ax(ax25_address *addr, const char *callsign)
{
char *s;
int n;
@@ -107,7 +107,7 @@ EXPORT_SYMBOL(asc2ax);
/*
* Compare two ax.25 addresses
*/
-int ax25cmp(ax25_address *a, ax25_address *b)
+int ax25cmp(const ax25_address *a, const ax25_address *b)
{
int ct = 0;
@@ -128,7 +128,7 @@ EXPORT_SYMBOL(ax25cmp);
/*
* Compare two AX.25 digipeater paths.
*/
-int ax25digicmp(ax25_digi *digi1, ax25_digi *digi2)
+int ax25digicmp(const ax25_digi *digi1, const ax25_digi *digi2)
{
int i;
@@ -149,7 +149,9 @@ int ax25digicmp(ax25_digi *digi1, ax25_digi *digi2)
* Given an AX.25 address pull of to, from, digi list, command/response and the start of data
*
*/
-unsigned char *ax25_addr_parse(unsigned char *buf, int len, ax25_address *src, ax25_address *dest, ax25_digi *digi, int *flags, int *dama)
+const unsigned char *ax25_addr_parse(const unsigned char *buf, int len,
+ ax25_address *src, ax25_address *dest, ax25_digi *digi, int *flags,
+ int *dama)
{
int d = 0;
@@ -204,7 +206,8 @@ unsigned char *ax25_addr_parse(unsigned char *buf, int len, ax25_address *src, a
/*
* Assemble an AX.25 header from the bits
*/
-int ax25_addr_build(unsigned char *buf, ax25_address *src, ax25_address *dest, ax25_digi *d, int flag, int modulus)
+int ax25_addr_build(unsigned char *buf, const ax25_address *src,
+ const ax25_address *dest, const ax25_digi *d, int flag, int modulus)
{
int len = 0;
int ct = 0;
@@ -261,7 +264,7 @@ int ax25_addr_build(unsigned char *buf, ax25_address *src, ax25_address *dest, a
return len;
}
-int ax25_addr_size(ax25_digi *dp)
+int ax25_addr_size(const ax25_digi *dp)
{
if (dp == NULL)
return 2 * AX25_ADDR_LEN;
@@ -272,7 +275,7 @@ int ax25_addr_size(ax25_digi *dp)
/*
* Reverse Digipeat List. May not pass both parameters as same struct
*/
-void ax25_digi_invert(ax25_digi *in, ax25_digi *out)
+void ax25_digi_invert(const ax25_digi *in, ax25_digi *out)
{
int ct;
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