Added "dryrun" for gendata

1 files changed, 11 insertions, 1 deletions

diff --git a/src/cube.h b/src/cube.h
index ab8e964..0eedfec 100644
--- a/src/cube.h
+++ b/src/cube.h
@@ -51,6 +51,16 @@ int nissy_convertcube(
         char *result
 );
 
+/*
+Returns the size of the data generated by nissy_gendata, when called with
+the same parameters, or -1 in case of error. The returned value can be
+slightly larger than the actual table size.
+*/
+int64_t nissy_datasize(
+        const char *solver,
+        const char *options
+);
+
 /* Returns the number of bytes written, or -1 in case of error */
 int64_t nissy_gendata(
         const char *solver,
@@ -59,7 +69,7 @@ int64_t nissy_gendata(
 );
 
 /* Returns the number of solutions found, or -1 in case of error */
-int nissy_solve(
+int64_t nissy_solve(
         const char cube[static 22],
         const char *solver, 
         const char *options,