X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=daemon%2Fchecksum.c;h=8533ccc324e0d80b32a66f44b2925ac12b3814ed;hb=ab7f296b63280d183b6574c896cab6d6cafb660a;hp=c06a697dfb5e900264c9860308ac8dee2582658f;hpb=6bda071b5cd8393b37653687027c4ae6c6cf3804;p=libguestfs.git

diff --git a/daemon/checksum.c b/daemon/checksum.c
index c06a697..8533ccc 100644
--- a/daemon/checksum.c
+++ b/daemon/checksum.c
@@ -27,8 +27,31 @@
 #include "daemon.h"
 #include "actions.h"
 
+static const char *
+program_of_csum (const char *csumtype)
+{
+  if (STRCASEEQ (csumtype, "crc"))
+    return "cksum";
+  else if (STRCASEEQ (csumtype, "md5"))
+    return "md5sum";
+  else if (STRCASEEQ (csumtype, "sha1"))
+    return "sha1sum";
+  else if (STRCASEEQ (csumtype, "sha224"))
+    return "sha224sum";
+  else if (STRCASEEQ (csumtype, "sha256"))
+    return "sha256sum";
+  else if (STRCASEEQ (csumtype, "sha384"))
+    return "sha384sum";
+  else if (STRCASEEQ (csumtype, "sha512"))
+    return "sha512sum";
+  else {
+    reply_with_error ("unknown checksum type, expecting crc|md5|sha1|sha224|sha256|sha384|sha512");
+    return NULL;
+  }
+}
+
 char *
-do_checksum (char *csumtype, char *path)
+do_checksum (const char *csumtype, const char *path)
 {
   const char *program;
   char *buf;
@@ -36,27 +59,9 @@ do_checksum (char *csumtype, char *path)
   int r;
   int len;
 
-  NEED_ROOT (return NULL);
-  ABS_PATH (path, return NULL);
-
-  if (strcasecmp (csumtype, "crc") == 0)
-    program = "cksum";
-  else if (strcasecmp (csumtype, "md5") == 0)
-    program = "md5sum";
-  else if (strcasecmp (csumtype, "sha1") == 0)
-    program = "sha1sum";
-  else if (strcasecmp (csumtype, "sha224") == 0)
-    program = "sha224sum";
-  else if (strcasecmp (csumtype, "sha256") == 0)
-    program = "sha256sum";
-  else if (strcasecmp (csumtype, "sha384") == 0)
-    program = "sha384sum";
-  else if (strcasecmp (csumtype, "sha512") == 0)
-    program = "sha512sum";
-  else {
-    reply_with_error ("unknown checksum type, expecting crc|md5|sha1|sha224|sha256|sha384|sha512");
+  program = program_of_csum (csumtype);
+  if (program == NULL)
     return NULL;
-  }
 
   /* Make the path relative to /sysroot. */
   buf = sysroot_path (path);