--- np2/generic/hostdrv.c	2004/01/10 17:24:01	1.4
+++ np2/generic/hostdrv.c	2004/01/12 08:51:24	1.7
@@ -336,8 +336,7 @@ static BOOL pathishostdrv(INTRST is, SDA
 }
 
 
-static BOOL read_data(UINT num, UINT32 pos, UINT size,
-													UINT16 seg, UINT16 off) {
+static BOOL read_data(UINT num, UINT32 pos, UINT size, UINT seg, UINT off) {
 
 	HDRVFILE	hdf;
 	FILEH		fh;
@@ -364,8 +363,7 @@ static BOOL read_data(UINT num, UINT32 p
 	return(SUCCESS);
 }
 
-static BOOL write_data(UINT num, UINT32 pos, UINT size,
-													UINT16 seg, UINT16 off) {
+static BOOL write_data(UINT num, UINT32 pos, UINT size, UINT seg, UINT off) {
 
 	HDRVFILE	hdf;
 	FILEH		fh;
@@ -470,6 +468,7 @@ static void change_currdir(INTRST intrst
 	}
 
 	ptr = intrst->filename_ptr;
+	TRACEOUT(("change_currdir %s", intrst->filename_ptr));
 	if (ptr[0] == '\0') {							// るーと
 		strcpy(intrst->filename_ptr, "\\");
 		strcpy(intrst->current_path, intrst->filename_ptr);
@@ -477,7 +476,8 @@ static void change_currdir(INTRST intrst
 		succeed(intrst);
 		return;
 	}
-	if ((is_wildcards(intrst->fcbname_ptr) != FALSE) ||
+	if ((strlen(intrst->filename_ptr) >= (67 - ROOTPATH_SIZE)) ||
+		(is_wildcards(intrst->fcbname_ptr) != FALSE) ||
 		(hostdrvs_getrealpath(&hdp, ptr) != SUCCESS) ||
 		(hdp.di.fcbname[0] == ' ') || (!(hdp.di.attr & 0x10))) {
 		fail(intrst, ERR_PATHNOTFOUND);
@@ -734,6 +734,7 @@ static void rename_file(INTRST intrst) {
 		return;
 	}
 
+	// ワイルドカードくるんで要修正…
 	if ((hostdrvs_getrealpath(&hdp1, intrst->filename_ptr) != SUCCESS) ||
 		(hostdrvs_getrealpath(&hdp2, intrst->filename_ptr_2) != SUCCESS)) {
 		fail(intrst, ERR_PATHNOTFOUND);
@@ -743,7 +744,6 @@ static void rename_file(INTRST intrst) {
 	fail(intrst, ERR_ACCESSDENIED);
 }
 
-
 /* 13 */
 static void delete_file(INTRST intrst) {
 
@@ -754,6 +754,7 @@ static void delete_file(INTRST intrst) {
 		return;
 	}
 
+	// ワイルドカードくるんで要修正…
 	if ((hostdrvs_getrealpath(&hdp, intrst->filename_ptr) != SUCCESS) ||
 		(hdp.di.attr & 0x10)) {
 		fail(intrst, ERR_PATHNOTFOUND);