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SUNRPC: Clean up static inline functions in svc_xprt.h

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Clean up:  Enable the use of const arguments in higher level svc_ APIs
by adding const to the arguments of the helper functions in svc_xprt.h

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever 2009-03-18 20:45:43 -04:00 committed by Trond Myklebust
parent 776bd5c7a2
commit efb3288b42
1 changed files with 26 additions and 20 deletions
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46
include/linux/sunrpc/svc_xprt.h
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@ -88,29 +88,32 @@ static inline void svc_xprt_get(struct svc_xprt *xprt)
kref_get(&xprt->xpt_ref);
}
static inline void svc_xprt_set_local(struct svc_xprt *xprt,
struct sockaddr *sa, int salen)
const struct sockaddr *sa,
const size_t salen)
{
memcpy(&xprt->xpt_local, sa, salen);
xprt->xpt_locallen = salen;
}
static inline void svc_xprt_set_remote(struct svc_xprt *xprt,
struct sockaddr *sa, int salen)
const struct sockaddr *sa,
const size_t salen)
{
memcpy(&xprt->xpt_remote, sa, salen);
xprt->xpt_remotelen = salen;
}
static inline unsigned short svc_addr_port(struct sockaddr *sa)
static inline unsigned short svc_addr_port(const struct sockaddr *sa)
{
unsigned short ret = 0;
const struct sockaddr_in *sin = (const struct sockaddr_in *)sa;
const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)sa;
switch (sa->sa_family) {
case AF_INET:
ret = ntohs(((struct sockaddr_in *)sa)->sin_port);
break;
return ntohs(sin->sin_port);
case AF_INET6:
ret = ntohs(((struct sockaddr_in6 *)sa)->sin6_port);
break;
return ntohs(sin6->sin6_port);
}
return ret;
return 0;
}
static inline size_t svc_addr_len(struct sockaddr *sa)
@ -124,36 +127,39 @@ static inline size_t svc_addr_len(struct sockaddr *sa)
return -EAFNOSUPPORT;
}
static inline unsigned short svc_xprt_local_port(struct svc_xprt *xprt)
static inline unsigned short svc_xprt_local_port(const struct svc_xprt *xprt)
{
return svc_addr_port((struct sockaddr *)&xprt->xpt_local);
return svc_addr_port((const struct sockaddr *)&xprt->xpt_local);
}
static inline unsigned short svc_xprt_remote_port(struct svc_xprt *xprt)
static inline unsigned short svc_xprt_remote_port(const struct svc_xprt *xprt)
{
return svc_addr_port((struct sockaddr *)&xprt->xpt_remote);
return svc_addr_port((const struct sockaddr *)&xprt->xpt_remote);
}
static inline char *__svc_print_addr(struct sockaddr *addr,
char *buf, size_t len)
static inline char *__svc_print_addr(const struct sockaddr *addr,
char *buf, const size_t len)
{
const struct sockaddr_in *sin = (const struct sockaddr_in *)addr;
const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)addr;
switch (addr->sa_family) {
case AF_INET:
snprintf(buf, len, "%pI4, port=%u",
&((struct sockaddr_in *)addr)->sin_addr,
ntohs(((struct sockaddr_in *) addr)->sin_port));
snprintf(buf, len, "%pI4, port=%u", &sin->sin_addr,
ntohs(sin->sin_port));
break;
case AF_INET6:
snprintf(buf, len, "%pI6, port=%u",
&((struct sockaddr_in6 *)addr)->sin6_addr,
ntohs(((struct sockaddr_in6 *) addr)->sin6_port));
&sin6->sin6_addr,
ntohs(sin6->sin6_port));
break;
default:
snprintf(buf, len, "unknown address type: %d", addr->sa_family);
break;
}
return buf;
}
#endif /* SUNRPC_SVC_XPRT_H */