1 files changed, 60 insertions, 0 deletions
diff --git a/src/libsunrpc/authunix.c b/src/libsunrpc/authunix.c
new file mode 100644
index 00000000..43600163
--- /dev/null
+++ b/src/libsunrpc/authunix.c
@@ -0,0 +1,60 @@
+#include <u.h>
+#include <libc.h>
+#include <thread.h>
+#include <sunrpc.h>
+
+uint
+sunauthunixsize(SunAuthUnix *x)
+{
+	return 4 + sunstringsize(x->sysname) + 4 + 4 + 4 + 4*x->ng;
+}
+int
+sunauthunixunpack(uchar *a, uchar *ea, uchar **pa, SunAuthUnix *x)
+{
+	int i;
+
+	if(sunuint32unpack(a, ea, &a, &x->stamp) < 0) goto Err;
+	if(sunstringunpack(a, ea, &a, &x->sysname, 256) < 0) goto Err;
+	if(sunuint32unpack(a, ea, &a, &x->uid) < 0) goto Err;
+	if(sunuint32unpack(a, ea, &a, &x->gid) < 0) goto Err;
+	if(sunuint32unpack(a, ea, &a, &x->ng) < 0 || x->ng > nelem(x->g)) goto Err;
+	for(i=0; i<x->ng; i++)
+		if(sunuint32unpack(a, ea, &a, &x->g[i]) < 0) goto Err;
+
+	*pa = a;
+	return 0;
+
+Err:
+	*pa = ea;
+	return -1;
+}
+int
+sunauthunixpack(uchar *a, uchar *ea, uchar **pa, SunAuthUnix *x)
+{
+	int i;
+
+	if(sunuint32pack(a, ea, &a, &x->stamp) < 0) goto Err;
+	if(sunstringpack(a, ea, &a, &x->sysname, 256) < 0) goto Err;
+	if(sunuint32pack(a, ea, &a, &x->uid) < 0) goto Err;
+	if(sunuint32pack(a, ea, &a, &x->gid) < 0) goto Err;
+	if(sunuint32pack(a, ea, &a, &x->ng) < 0 || x->ng > nelem(x->g)) goto Err;
+	for(i=0; i<x->ng; i++)
+		if(sunuint32pack(a, ea, &a, &x->g[i]) < 0) goto Err;
+
+	*pa = a;
+	return 0;
+
+Err:
+	*pa = ea;
+	return -1;
+}
+void
+sunauthunixprint(Fmt *fmt, SunAuthUnix *x)
+{
+	int i;
+	fmtprint(fmt, "unix %.8lux %s %lud %lud (", (ulong)x->stamp,
+		x->sysname, (ulong)x->uid, (ulong)x->gid);
+	for(i=0; i<x->ng; i++)
+		fmtprint(fmt, "%s%lud", i ? " ":"", (ulong)x->g[i]);
+	fmtprint(fmt, ")");
+}