Fix atohan to verify a valid hex string is being used for a handle.

atohan needs to verify that the string being passed in is actually a
valid hex string before it assumes that it's a file handle rather than
a file name.
PV 951244

diff --git a/dmapi/src/common/lib/util.c b/dmapi/src/common/lib/util.c
index f6bedb085d5302a949ae949b854b43cba470e494..0160b384cbfde4f84f74a5968504f2ce11776539 100644 (file)
--- a/dmapi/src/common/lib/util.c
+++ b/dmapi/src/common/lib/util.c
@@ -181,6 +181,9 @@ atohan(
                if (i == HANDLE_LEN){
                        return(EBADF);
                }
                if (i == HANDLE_LEN){
                        return(EBADF);
                }

+               if( ! (isxdigit(*handle_str) && (isxdigit(*(handle_str +1))))) {
+                       return(EBADF);
+               }

                cur_char[0] = *handle_str;
                cur_char[1] = *(handle_str + 1);
                cur_char[2] = '\0';
                cur_char[0] = *handle_str;
                cur_char[1] = *(handle_str + 1);
                cur_char[2] = '\0';