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Added comments to cbm.h.

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load/save returns oserror code.
Added open/close and read (which is not tested yet).


git-svn-id: svn://svn.cc65.org/cc65/trunk@637 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
mrintsch
2001-03-20 21:06:04 +00:00
parent 83f8ce6f39
commit fb76e97575
16 changed files with 157 additions and 70 deletions
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51
include/cbm.h
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@@ -98,17 +98,52 @@
void __fastcall__ cbm_k_setlfs (unsigned char LFN, unsigned char DEV,
unsigned char SA);
void __fastcall__ cbm_k_setnam (const char* Name);
unsigned __fastcall__ cbm_k_load (unsigned char flag, unsigned addr);
unsigned __fastcall__ cbm_k_save(unsigned int start, unsigned int end);
unsigned char __fastcall__ cbm_k_load(unsigned char flag, unsigned addr);
unsigned char __fastcall__ cbm_k_save(unsigned int start, unsigned int end);
unsigned char __fastcall__ cbm_k_open (void);
void __fastcall__ cbm_k_close (unsigned char FN);
unsigned char __fastcall__ cbm_k_readst (void);
unsigned char __fastcall__ cbm_k_chkin (unsigned char FN);
unsigned char __fastcall__ cbm_k_basin (void);
void __fastcall__ cbm_k_clrch (void);
/* BASIC-like functions */
unsigned int cbm_load(const char* name, char device, unsigned int addr);
unsigned int cbm_save(const char* name, char device,
unsigned int start, unsigned int end);
unsigned char cbm_load(const char* name, unsigned char device, unsigned int addr);
/* Loads file "name" from given device to given address or to the load address
* of the file if addr is 0 (like load"name",8,1 in BASIC)
* Returns 0 if loading was successful otherwise an errorcode (see table below).
*/
unsigned char cbm_save(const char* name, unsigned char device,
unsigned int start, unsigned int end);
/* Saves a memory area from start to end-1 to a file.
* Returns 0 if saving was successful, otherwise an errorcode (see table below).
*/
unsigned char cbm_open(unsigned char lfn, unsigned char device,
unsigned char sec_addr, const char* name);
/* Opens a file. Works just like the BASIC command.
* Returns 0 if opening was successful, otherwise an errorcode (see table below).
*/
void __fastcall__ cbm_close (unsigned char lfn);
/* Closes a file */
int cbm_read(unsigned char lfn, void* buffer, unsigned int size);
/* Errorcodes of load, save, open functions:
*
* errorcode BASIC error
* 1 = too many files
* 2 = file open
* 3 = file not open
* 4 = file not found
* 5 = device not present
* 6 = not input file
* 7 = not output file
* 8 = missing filename
* 9 = illegal device number
*/
/* End of cbm.h */
#endif