Now that a complete functional API is in place, there is no need to expose
the inner workings of the network interface data type. This patch converts
it into an opaque type while leaving the list marker visible to users
through a simple form of "friendly exposition".
Signed-off-by: Richard Cochran <richardcoch...@gmail.com>
---
clock.c | 4 ++++
config.c | 4 ++++
interface.c | 7 +++++++
interface.h | 9 ++-------
nsm.c | 4 ++++
5 files changed, 21 insertions(+), 7 deletions(-)
diff --git a/clock.c b/clock.c
index e5f104e..1668383 100644
--- a/clock.c
+++ b/clock.c
@@ -47,6 +47,10 @@
#define N_CLOCK_PFD (N_POLLFD + 1) /* one extra per port, for the fault timer
*/
#define POW2_41 ((double)(1ULL << 41))
+struct interface {
+ STAILQ_ENTRY(interface) list;
+};
+
struct port {
LIST_ENTRY(port) list;
};
diff --git a/config.c b/config.c
index e033842..f20c5f7 100644
--- a/config.c
+++ b/config.c
@@ -32,6 +32,10 @@
#include "print.h"
#include "util.h"
+struct interface {
+ STAILQ_ENTRY(interface) list;
+};
+
enum config_section {
GLOBAL_SECTION,
UC_MTAB_SECTION,
diff --git a/interface.c b/interface.c
index 63ed7e4..7cd5b41 100644
--- a/interface.c
+++ b/interface.c
@@ -7,6 +7,13 @@
#include <stdlib.h>
#include "interface.h"
+struct interface {
+ STAILQ_ENTRY(interface) list;
+ char name[MAX_IFNAME_SIZE + 1];
+ char ts_label[MAX_IFNAME_SIZE + 1];
+ struct sk_ts_info ts_info;
+};
+
struct interface *interface_create(const char *name)
{
struct interface *iface;
diff --git a/interface.h b/interface.h
index b61f4d6..6cc50ac 100644
--- a/interface.h
+++ b/interface.h
@@ -17,13 +17,8 @@
#error if_namesize larger than expected.
#endif
-/** Defines a network interface, with PTP options. */
-struct interface {
- STAILQ_ENTRY(interface) list;
- char name[MAX_IFNAME_SIZE + 1];
- char ts_label[MAX_IFNAME_SIZE + 1];
- struct sk_ts_info ts_info;
-};
+/** Opaque type */
+struct interface;
/**
* Creates an instance of an interface.
diff --git a/nsm.c b/nsm.c
index 1292c6b..5aa925b 100644
--- a/nsm.c
+++ b/nsm.c
@@ -35,6 +35,10 @@
#define IFMT "\n\t\t"
#define NSM_NFD 3
+struct interface {
+ STAILQ_ENTRY(interface) list;
+};
+
struct nsm {
struct config *cfg;
struct fdarray fda;
--
2.20.1
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