Collect N identical (or near identical) mkdumpheader() implementations into

one, as threatened in the comment.  Textdump magic can be passed in.

1 files changed, 22 insertions, 0 deletions

diff --git a/sys/kern/kern_shutdown.c b/sys/kern/kern_shutdown.c
index e6d4f44..238abc7 100644
--- a/sys/kern/kern_shutdown.c
+++ b/sys/kern/kern_shutdown.c
@@ -53,6 +53,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/eventhandler.h>
 #include <sys/kdb.h>
 #include <sys/kernel.h>
+#include <sys/kerneldump.h>
 #include <sys/kthread.h>
 #include <sys/malloc.h>
 #include <sys/mount.h>
@@ -64,6 +65,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/smp.h>		/* smp_active */
 #include <sys/sysctl.h>
 #include <sys/sysproto.h>
+#include <sys/vimage.h>
 
 #include <ddb/ddb.h>
 
@@ -686,3 +688,23 @@ dumpsys(struct dumperinfo *di __unused)
 	printf("Kernel dumps not implemented on this architecture\n");
 }
 #endif
+
+void
+mkdumpheader(struct kerneldumpheader *kdh, char *magic, uint32_t archver,
+    uint64_t dumplen, uint32_t blksz)
+{
+
+	bzero(kdh, sizeof(*kdh));
+	strncpy(kdh->magic, magic, sizeof(kdh->magic));
+	strncpy(kdh->architecture, MACHINE_ARCH, sizeof(kdh->architecture));
+	kdh->version = htod32(KERNELDUMPVERSION);
+	kdh->architectureversion = htod32(archver);
+	kdh->dumplength = htod64(dumplen);
+	kdh->dumptime = htod64(time_second);
+	kdh->blocksize = htod32(blksz);
+	strncpy(kdh->hostname, G_hostname, sizeof(kdh->hostname));
+	strncpy(kdh->versionstring, version, sizeof(kdh->versionstring));
+	if (panicstr != NULL)
+		strncpy(kdh->panicstring, panicstr, sizeof(kdh->panicstring));
+	kdh->parity = kerneldump_parity(kdh);
+}