X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=daemon%2Fchecksum.c;h=8533ccc324e0d80b32a66f44b2925ac12b3814ed;hb=ab7f296b63280d183b6574c896cab6d6cafb660a;hp=499d19db9c33857ff74e7c4e9d75dbb1c61a31d9;hpb=9353c6253d5fac1648b13ad9958468a2d9f6ad6f;p=libguestfs.git

diff --git a/daemon/checksum.c b/daemon/checksum.c
index 499d19d..8533ccc 100644
--- a/daemon/checksum.c
+++ b/daemon/checksum.c
@@ -27,33 +27,41 @@
 #include "daemon.h"
 #include "actions.h"
 
-char *
-do_checksum (const char *csumtype, const char *path)
+static const char *
+program_of_csum (const char *csumtype)
 {
-  const char *program;
-  char *buf;
-  char *out, *err;
-  int r;
-  int len;
-
   if (STRCASEEQ (csumtype, "crc"))
-    program = "cksum";
+    return "cksum";
   else if (STRCASEEQ (csumtype, "md5"))
-    program = "md5sum";
+    return "md5sum";
   else if (STRCASEEQ (csumtype, "sha1"))
-    program = "sha1sum";
+    return "sha1sum";
   else if (STRCASEEQ (csumtype, "sha224"))
-    program = "sha224sum";
+    return "sha224sum";
   else if (STRCASEEQ (csumtype, "sha256"))
-    program = "sha256sum";
+    return "sha256sum";
   else if (STRCASEEQ (csumtype, "sha384"))
-    program = "sha384sum";
+    return "sha384sum";
   else if (STRCASEEQ (csumtype, "sha512"))
-    program = "sha512sum";
+    return "sha512sum";
   else {
     reply_with_error ("unknown checksum type, expecting crc|md5|sha1|sha224|sha256|sha384|sha512");
     return NULL;
   }
+}
+
+char *
+do_checksum (const char *csumtype, const char *path)
+{
+  const char *program;
+  char *buf;
+  char *out, *err;
+  int r;
+  int len;
+
+  program = program_of_csum (csumtype);
+  if (program == NULL)
+    return NULL;
 
   /* Make the path relative to /sysroot. */
   buf = sysroot_path (path);