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[libvirt] [PATCH] Fix phyp escape_specialcharacters.



A couple of minor fixes to phyp escape_specialcharacters.  Make it
a static function (since it's only used in phyp/phyp_driver.c), and
make it take a dstlen parameter.  This paves the way for removing
strncpy in the future.

Signed-off-by: Chris Lalancette <clalance redhat com>
---
 src/phyp/phyp_driver.c |   10 ++++++----
 src/phyp/phyp_driver.h |    2 --
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/phyp/phyp_driver.c b/src/phyp/phyp_driver.c
index cbfd31b..f457cf4 100644
--- a/src/phyp/phyp_driver.c
+++ b/src/phyp/phyp_driver.c
@@ -53,6 +53,8 @@
 
 #define VIR_FROM_THIS VIR_FROM_PHYP
 
+static int escape_specialcharacters(char *src, char *dst, size_t dstlen);
+
 /*
  * URI: phyp://user [hmc|ivm]/managed_system
  * */
@@ -94,7 +96,7 @@ phypOpen(virConnectPtr conn,
         return VIR_DRV_OPEN_ERROR;
     }
 
-    if (escape_specialcharacters(conn->uri->path, string) == -1) {
+    if (escape_specialcharacters(conn->uri->path, string, sizeof(string)) == -1) {
         virRaiseError(conn, NULL, NULL, 0, VIR_FROM_PHYP,
                       VIR_ERR_ERROR, NULL, NULL, NULL, 0, 0, "%s",
                       _("Error parsing 'path'. Invalid characters."));
@@ -1341,8 +1343,8 @@ init_uuid_db(virConnectPtr conn)
     return;
 }
 
-int
-escape_specialcharacters(char *src, char *dst)
+static int
+escape_specialcharacters(char *src, char *dst, size_t dstlen)
 {
     size_t len = strlen(src);
     char temp_buffer[len];
@@ -1367,7 +1369,7 @@ escape_specialcharacters(char *src, char *dst)
     }
     temp_buffer[j] = '\0';
 
-    if (strncpy(dst, temp_buffer, j) == NULL)
+    if (strncpy(dst, temp_buffer, dstlen) == NULL)
         return -1;
 
     return 0;
diff --git a/src/phyp/phyp_driver.h b/src/phyp/phyp_driver.h
index fd824b3..f16b6fe 100644
--- a/src/phyp/phyp_driver.h
+++ b/src/phyp/phyp_driver.h
@@ -62,5 +62,3 @@ char *phypGetBackingDevice(virConnectPtr conn, const char *managed_system,
 int phypDiskType(virConnectPtr conn, char *backing_device);
 
 SSH_SESSION *openSSHSession(virConnectPtr conn, virConnectAuthPtr auth);
-
-int escape_specialcharacters(char *src, char *dst);
-- 
1.6.0.6


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