#define CH_PI 126
#define CH_DEL 20
#define CH_INS 148
-#define CH_ESC 95
#define CH_ENTER '\n'
+#define CH_STOP 3
+#define CH_ESC 27
+
+
+
+/*****************************************************************************/
+/* Definitions for directory reading functions */
+/*****************************************************************************/
+
+
+
+/* CBM FILE TYPES */
+#define CBM_T_DEL 0
+#define CBM_T_SEQ 1
+#define CBM_T_PRG 2
+#define CBM_T_USR 3
+#define CBM_T_REL 4
+#define CBM_T_CBM 5 /* 1581 sub-partition */
+#define CBM_T_DIR 6 /* IDE64 and CMD sub-directory */
+#define CBM_T_VRP 8 /* Vorpal fast-loadable format */
+#define CBM_T_OTHER 5 /* Other file-types not yet defined */
+
+/* CBM FILE ACCESS */
+#define CBM_A_RO 1 /* Read only */
+#define CBM_A_RW 3 /* Read, Write */
+
+struct cbm_dirent {
+ char name[17]; /* File name in PETSCII, limited to 16 chars */
+ unsigned int size; /* Size in 256B blocks */
+ unsigned char type;
+ unsigned char access;
+};
-unsigned int cbm_load (const char* name, unsigned char device,
- const char* data);
+unsigned int cbm_load (const char* name, unsigned char device, void* data);
/* Loads file "name" from given device to given address or to the load
* address of the file if "data" is the null pointer (like load"name",8,1
* in BASIC).
*/
unsigned char cbm_save (const char* name, unsigned char device,
- unsigned char* data, unsigned int size);
+ const void* data, unsigned int size);
/* Saves "size" bytes starting at "data" to a file.
* Returns 0 if saving was successful, otherwise an errorcode (see table
* below).
int __fastcall__ cbm_write (unsigned char lfn, void* buffer, unsigned int size);
/* Writes up to "size" bytes from "buffer" to a file.
* Returns the number of actually written bytes or -1 in case of an error.
- * _oserror contains an errorcode then (see table below).
+ * _oserror contains an errorcode then (see above table).
+ */
+
+unsigned char __fastcall__ cbm_opendir (unsigned char lfn, unsigned char device);
+/* Opens directory listing.
+ * Returns 0 if opening directory was successful,
+ * othervise errorcode corresponding to cbm_open()
+ */
+
+unsigned char __fastcall__ cbm_readdir (unsigned char lfn, struct cbm_dirent* l_dirent);
+/* Reads one directory line into cbm_dirent structure.
+ * Returns 0 if reading directory line was successful.
+ * Returns 'true' if reading directory failed or no more files to read.
*/
+void __fastcall__ cbm_closedir (unsigned char lfn);
+/* Closes directory by cbm_close (unsigned char lfn) */