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C02/include/block.h02
2018-02-13 19:53:45 -05:00

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/******************************************
* block - Block Memory Functions for C02 *
******************************************/
/* Set Block Start Address *
* Args: &b - Start Address */
void blkbgn();
/* Set Destination Pointer to Block Start */
void blkdst();
/* Set Block End Address *
* Args: &b - End Address */
void blkend();
/* Read Bytes from Block *
* Args: n - Number of bytes to read *
* &m - Array containing bytes to read *
* Returns: A=$FF if bytes were read *
* $00 if block was overflowed */
char blkget();
/* Search Block for Array Contents *
* Args: n - Search segment size *
* &m - Array containing bytes to search for *
* Returns: A=$FF if found *
* $00 if not found */
char blkmem();
/* Write Bytes to Block *
* Args: n - Number of bytes to write *
* &m - Array containing bytes to write *
* Returns: A=$FF if bytes were written *
* $00 if block was overflowed */
char blkput();
/* Set Block Pointer to Block Start */
void blkrst();
/* Fill Block with Character *
* Args: c - Character to fill block with *
* Returns: Fill character */
char blkset();
/* Sort Segments in Block *
* Args: &m - Array containing bytes to swap */
char blksrt();
/* Search Block for String *
* Args: n - Search segment size *
* &m - Array containing bytes to search for *
* Returns: A=$FF if found *
* $00 if not found */
char blkstr();
/* Swap Bytes in Array with Block Segment *
* Args: n - Search segment size *
* &m - Array containing bytes to swap */
char blkswp();