[master] 59e5695 Move VSC_{Alloc|Destroy}() into common

[Poul-Henning Kamp]

commit 59e5695d8ca96ef7f6169607f1c89019302e6ebe
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Sun May 28 08:48:49 2017 +0000

    Move VSC_{Alloc|Destroy}() into common

diff --git a/bin/varnishd/Makefile.am b/bin/varnishd/Makefile.am
index 4d3262d..8248966 100644
--- a/bin/varnishd/Makefile.am
+++ b/bin/varnishd/Makefile.am
@@ -52,6 +52,7 @@ varnishd_SOURCES = \
 	cache/cache_vrt_vmod.c \
 	cache/cache_wrk.c \
 	cache/cache_ws.c \
+	common/common_vsc.c \
 	common/common_vsm.c \
 	hash/hash_classic.c \
 	hash/hash_critbit.c \
diff --git a/bin/varnishd/cache/cache_shmlog.c b/bin/varnishd/cache/cache_shmlog.c
index 969ff97..986f685 100644
--- a/bin/varnishd/cache/cache_shmlog.c
+++ b/bin/varnishd/cache/cache_shmlog.c
@@ -41,7 +41,6 @@
 #include "vend.h"
 #include "vgz.h"
 #include "vsl_priv.h"
-#include "vapi/vsc_int.h"
 #include "vmb.h"
 #include "vtim.h"
 
@@ -474,73 +473,6 @@ VSL_End(struct vsl_log *vsl)
 
 /*--------------------------------------------------------------------*/
 
-struct vsc_segs {
-	unsigned		magic;
-#define VSC_SEGS_MAGIC		0x9b355991
-
-	VTAILQ_ENTRY(vsc_segs)	list;
-	void			*seg;
-	void			*ptr;
-};
-
-static VTAILQ_HEAD(,vsc_segs)	vsc_seglist =
-    VTAILQ_HEAD_INITIALIZER(vsc_seglist);
-
-void *
-VSC_Alloc(const char *nm, size_t sd,
-    size_t sj, const unsigned char *zj, size_t szj,
-    const char *fmt, va_list va)
-{
-	char *p;
-	z_stream vz;
-	struct vsc_segs *vsg;
-
-	(void)nm;
-	(void)fmt;
-	(void)va;
-
-
-	p = VSM_Alloc(8 + sd + sj, VSC_CLASS, nm, fmt);
-	AN(p);
-
-	memset(p, 0, sd);
-	vbe64enc(p, sd);
-
-	memset(&vz, 0, sizeof vz);
-	assert(Z_OK == inflateInit2(&vz, 31));
-	vz.next_in = TRUST_ME(zj);
-	vz.avail_in = szj;
-	vz.next_out = (void*)(p + 8 + sd);
-	vz.avail_out = sj;
-	assert(Z_STREAM_END == inflate(&vz, Z_FINISH));
-	assert(Z_OK == inflateEnd(&vz));
-	ALLOC_OBJ(vsg, VSC_SEGS_MAGIC);
-	AN(vsg);
-	vsg->seg = p;
-	vsg->ptr = p + 8;
-	VTAILQ_INSERT_TAIL(&vsc_seglist, vsg, list);
-	return (p + 8);
-}
-
-void
-VSC_Destroy(const char *nm, const void *p)
-{
-	struct vsc_segs *vsg;
-
-	(void)nm;
-	VTAILQ_FOREACH(vsg, &vsc_seglist, list) {
-		if (vsg->ptr != p)
-			continue;
-		VSM_Free(vsg->seg);
-		VTAILQ_REMOVE(&vsc_seglist, vsg, list);
-		FREE_OBJ(vsg);
-		return;
-	}
-	WRONG("Freeing unknown VSC");
-}
-
-/*--------------------------------------------------------------------*/
-
 static void *
 vsm_cleaner(void *priv)
 {
diff --git a/bin/varnishd/common/common_vsc.c b/bin/varnishd/common/common_vsc.c
new file mode 100644
index 0000000..6157c8c
--- /dev/null
+++ b/bin/varnishd/common/common_vsc.c
@@ -0,0 +1,115 @@
+/*-
+ * Copyright (c) 2006 Verdens Gang AS
+ * Copyright (c) 2006-2015 Varnish Software AS
+ * All rights reserved.
+ *
+ * Author: Poul-Henning Kamp <phk at phk.freebsd.dk>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "common.h"
+#include "common/common_vsm.h"
+
+#include "vend.h"
+#include "vgz.h"
+#include "vapi/vsc_int.h"
+
+/*--------------------------------------------------------------------*/
+
+void *VSM_Alloc(unsigned size, const char *class, const char *type,
+    const char *ident);
+void VSM_Free(void *ptr);
+
+/*--------------------------------------------------------------------*/
+
+struct vsc_segs {
+	unsigned		magic;
+#define VSC_SEGS_MAGIC		0x9b355991
+
+	VTAILQ_ENTRY(vsc_segs)	list;
+	void			*seg;
+	void			*ptr;
+};
+
+static VTAILQ_HEAD(,vsc_segs)	vsc_seglist =
+    VTAILQ_HEAD_INITIALIZER(vsc_seglist);
+
+void *
+VSC_Alloc(const char *nm, size_t sd,
+    size_t sj, const unsigned char *zj, size_t szj,
+    const char *fmt, va_list va)
+{
+	char *p;
+	z_stream vz;
+	struct vsc_segs *vsg;
+
+	(void)nm;
+	(void)fmt;
+	(void)va;
+
+
+	p = VSM_Alloc(8 + sd + sj, VSC_CLASS, nm, fmt);
+	AN(p);
+
+	memset(p, 0, sd);
+	vbe64enc(p, sd);
+
+	memset(&vz, 0, sizeof vz);
+	assert(Z_OK == inflateInit2(&vz, 31));
+	vz.next_in = TRUST_ME(zj);
+	vz.avail_in = szj;
+	vz.next_out = (void*)(p + 8 + sd);
+	vz.avail_out = sj;
+	assert(Z_STREAM_END == inflate(&vz, Z_FINISH));
+	assert(Z_OK == inflateEnd(&vz));
+	ALLOC_OBJ(vsg, VSC_SEGS_MAGIC);
+	AN(vsg);
+	vsg->seg = p;
+	vsg->ptr = p + 8;
+	VTAILQ_INSERT_TAIL(&vsc_seglist, vsg, list);
+	return (p + 8);
+}
+
+void
+VSC_Destroy(const char *nm, const void *p)
+{
+	struct vsc_segs *vsg;
+
+	(void)nm;
+	VTAILQ_FOREACH(vsg, &vsc_seglist, list) {
+		if (vsg->ptr != p)
+			continue;
+		VSM_Free(vsg->seg);
+		VTAILQ_REMOVE(&vsc_seglist, vsg, list);
+		FREE_OBJ(vsg);
+		return;
+	}
+	WRONG("Freeing unknown VSC");
+}