use a buffer for the span's device type instead of a string pointer, so each spans can have dynamically set device types instead of constant strings

also fix up some string creation and copying to be safe against buffer overflows


git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.4@3281 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 2 insertions, 2 deletions

diff --git a/ztdummy.c b/ztdummy.c
index 83d5562..5cedaa3 100644
--- a/ztdummy.c
+++ b/ztdummy.c
@@ -260,9 +260,9 @@ static int ztdummy_initialize(struct ztdummy *ztd)
 {
 	/* Zapata stuff */
 	sprintf(ztd->span.name, "ZTDUMMY/1");
-	sprintf(ztd->span.desc, "%s (source: " CLOCK_SRC ") %d", ztd->span.name, 1);
+	snprintf(ztd->span.desc, sizeof(ztd->span.desc) - 1, "%s (source: " CLOCK_SRC ") %d", ztd->span.name, 1);
 	sprintf(ztd->chan.name, "ZTDUMMY/%d/%d", 1, 0);
-	ztd->span.devicetype = "Zaptel Dummy Timing Driver";
+	strncpy(ztd->span.devicetype, "Zaptel Dummy Timing Driver", sizeof(ztd->span.devicetype) - 1);
 	ztd->chan.chanpos = 1;
 	ztd->span.chans = &ztd->chan;
 	ztd->span.channels = 0;		/* no channels on our span */