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https://github.com/RevCurtisP/C02.git
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Tested and debugged library memio
This commit is contained in:
Curtis F Kaylor
parent
4dbeeb5274
commit
33118c0222
@ -124,8 +124,9 @@ MPUTC: JSR MERRON ;Save Argumebts & Check Memory Pointer
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;Sets: TEMP0 = Memory Pointer
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; TEMP1 = Number of characters read
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;Affects: N,Z reflect Accumulator
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;Returns: A,Y = 255 if invalid Memory Pointer
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;Returns: A = 255 if invalid Memory Pointer
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; otherwise length of string read
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; Y = Last character in string
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; X = Zero Page Memory Pointer
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MGETS: JSR SETDST ;Set String Address as Destination
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JSR MERROM ;Save Memory Pointer & Check Memory Pointer
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@ -136,14 +137,13 @@ MGETS: JSR SETDST ;Set String Address as Destination
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STA SRCHI ;to Source Pointer MSB
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MGETSL: LDA (SRCLO),Y ;Get Character from Memory
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BEQ MGETSX ;If Not NUL (End of File)
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CMP #$0A ; If Control Character
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BNE MGETSS
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INY ; Increment Past Carriage Return
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BNE MGETSX ; Else
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CMP #32 ; Check for Control Character
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MGETSS: STA (DSTLO),Y ; Store Character in String
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INY ; increment offset and
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BCC MGETSX ; If Not Control character
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BPL MGETSL ; loop if less than 128
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MGETSX: LDA #$00 ;Terminate String
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MGETSX: TAX ;Copy Final Character to X
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LDA #$00 ;Terminate String
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STA (DSTLO),Y ;
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BEQ MPUTSX ;Update Memory Pointer and Return String Length
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@ -153,8 +153,9 @@ MGETSX: LDA #$00 ;Terminate String
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;Sets: TEMP0 = Memory Pointer
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; TEMP1 = Number of characters written
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;Affects: N,Z reflect Accumulator
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;Returns: A,Y = 255 if invalid Memory Pointer
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;Returns: A = 255 if invalid Memory Pointer
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; otherwise length of string written
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; Y = Last character in string
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; X = Zero Page Memory Pointer
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MPUTS: JSR SETSRC ;Set Source Pointer
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JSR MERROM ;Save Memory Pointer & Check Memory Pointer
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@ -166,11 +167,14 @@ MPUTS: JSR SETSRC ;Set Source Pointer
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MPUTSL: LDA (SRCLO),Y ;Get Character from Memory
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BEQ MPUTSX ;If Not End of String
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STA (DSTLO),Y ; Store Character in Memory
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INY ; increment offset and
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TAX ; and copy into X Register
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INY ; Increment offset and
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BPL MPUTSL ; loop if less than 128
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MPUTSX: LDX TEMP0 ;Retrieve Memory Pointer
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STY TEMP1 ;Copy String Length to Accumulator
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MPUTSY: LDA 0,X ;Get to Memory Pointer LSB
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MPUTSX: TXA ;Copy Final Character into Accumulator
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LDX TEMP0 ;Retrieve Memory Pointer
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STY TEMP1 ;Save String Length in TEMP1
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TAY ;Copy Final Character into Y-Register
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MPUTSY: LDA 0,X ;Get Memory Pointer LSB
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CLC
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ADC TEMP1 ;Add String Length
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STA 0,X
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@ -180,7 +184,7 @@ MGETSZ: LDA TEMP1 ;Load String Length and Set Flags
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RTS
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;char mputln(&s) - Write Line to Memory File
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MPUTLN: JSR PUTS ;Write string to screen
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MPUTLN: JSR MPUTS ;Write String to Memory File
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LDA TEMP0 ;Retrieve Memory Pointer
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LDY #RTNKEY ;Load Carriage Return
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JMP MPUTC ;Write to Memory File
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@ -188,9 +192,6 @@ MPUTLN: JSR PUTS ;Write string to screen
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;mdst(&a) - Set Destination Array for mread()
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MDST EQU SETDST
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;msrc(&a) - Set Source Array for mwrite()
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MSRC EQU SETSRC
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;char mread(mp, n) - Read from Memory File into Array
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;Args: A = Zero Page Memory Pointer
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; Y = Number of Bytes to Read
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@ -206,7 +207,7 @@ MREAD: JSR MERRON ;Save Argumebts & Check Memory Pointer
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STA SRCLO ;to Source Pointer LSB
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LDA 1,X ;Copy Memory Pointer MSB
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STA SRCHI ;to Source Pointer MSB
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BNE MWRITC ;Execute Copy
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BNE MWRITL ;Execute Copy
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;msrc(&a) - Set Source Array for mwrite()
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MSRC EQU SETSRC
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@ -226,9 +227,9 @@ MWRITE: JSR MERRON ;Save Argumebts & Check Memory Pointer
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STA DSTLO ;to Destination Pointer LSB
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LDA 1,X ;Copy Memory Pointer MSB
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STA DSTHI ;to Destination Pointer MSB
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MWRITC: LDY TEMP1 ;Set Index to Number of Bytes to Read
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MWRITL: DEY ;Decrement Index
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BEQ MPUTSY ;If Zero, Update Memory Pointer and Return
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LDA (SRCLO),Y ;Read Byte from Memory
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MWRITL: LDA (SRCLO),Y ;Read Byte from Memory
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STA (DSTLO),Y ;Write Byte to Array
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JMP MWRITL ;and Loop
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INY ;Increment Index
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CPY TEMP1 ;If Not Equal to Number of Bytes to Read
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BNE MWRITL ; Loop
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BEQ MPUTSY ;Else Update Memory Pointer
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@ -1,13 +1,13 @@
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/******************************************
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/*****************+*************************
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* memio - Functions to read/write memory *
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******************************************/
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/* Return Memory File Pointer Contents *
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* Args: mp - memory file pointer *
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* Returns: address contained in pointer *
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LSB, MSB as a tuple */
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char mclose();
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* Returns: Tuple *
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memory pointer address LSB *
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memory pointer address MSB */
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char maddr();
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/* Open Memory File *
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* Sets starting address to read/write *
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@ -66,8 +66,10 @@ char mputc();
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* until C/R or EOF is found *
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* Args: mp - memory file pointer *
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* &s - string read from memory *
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* Returns: length of string *
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* 255 if error during read */
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* Returns: Tuple *
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* length of string *
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* (255 if error during read) *
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* last character read */
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char mgets();
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/* Write String to Memory File *
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@ -102,7 +104,6 @@ char mread();
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* Args: &a - Source array */
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void msrc();
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/* Write Bytes to Memory File *
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* Args: mp - memory file pointer *
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* n - number of bytes to write *
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122
py65/testmem.c02
122
py65/testmem.c02
@ -1,122 +1,8 @@
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/*******************************************
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* TESTMEM - Test Array Handling Functions *
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*******************************************/
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/****************************************
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* TESTMIO - Test Memory File Functions *
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****************************************/
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#include <py65.h02>
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#include <stdio.h02>
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#include <memory.h02>
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char TRUE = $FF, FALSE = 0;
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char c, d, f, i, n, p;
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char rlen, rcmp, rpos;
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char byts[255];
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char lttr[255];
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char nmbr[255];
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char temp[255];
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char dest[255];
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char less = "less";
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char more = "more";
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char most = "most";
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char fail = " Fail ";
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char pass = " Pass ";
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void prtemp() {
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puts("temp: ");
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for (i=0; i<255; i++) {
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prbyte(temp[i]);
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//putchr(' ');
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}
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}
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main:
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//Populate arrays
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i = 0; c = 'a'; d = '0';
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do {
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byts[i] = i;
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lttr[i] = c;
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c++; if (c>'z') c = 'a';
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nmbr[i] = d;
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d++; if (d>'9') d = '0';
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i++;
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} while (i>0);
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//Test memchr()
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putln("memdst(&byts);"); memdst(&byts);
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puts("memchr(i, 255);");
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p = TRUE;
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for (i=0; i<255; i++) {
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//prbyte(i); prchr('='); prbyte(byts[i]); prchr(',');
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c = memchr(i,255);
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//prbyte(c); prchr(' '); prchr(' ');
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if (c <> i) p = FALSE;
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}
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if (p) putln(&pass); else putln(&fail);
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newlin();
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//Test memcmp()
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puts("less="); puts(&less);
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puts(" more="); puts(&more);
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puts(" most="); putln(&most);
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putln("memdst(&more);");
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memdst(&more);
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puts("memcmp(2, &most):");
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rcmp = memcmp(2, &most);
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if (!rcmp) puts(&pass); else puts(&fail);
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puts("memcmp(4, &most):");
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rcmp = memcmp(4, &most);
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if (rcmp :-) putln(&pass); else putln(&fail);
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puts("memcmp(3, &more):");
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rcmp = memcmp(3, &more);
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if (!rcmp) puts(&pass); else puts(&fail);
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puts("memcmp(3, &less):");
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rcmp = memcmp(3, &less);
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if (rcmp > 0) putln(&pass); else putln(&fail);
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newlin();
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//Test memset() and memcpy()
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putln("memdst(&temp);");
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memdst(&temp);
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puts("memset(0,20); ");
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memset(0,20);
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puts("temp=");
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putln(&temp);
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puts("memset('@',20); ");
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memset('@',20);
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puts("temp=");
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putln(&temp);
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puts("memcpy(10, <tr); ");
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memcpy(10, <tr);
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puts("temp=");
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putln(&temp);
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puts("memcmp(10, <tr);");
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rcmp = memcmp(10, <tr);
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if (!rcmp) putln(&pass); else putln(&fail);
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puts("memcmp(11, <tr);");
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rcmp = memcmp(11, <tr);
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if (rcmp > 0) putln(&pass); else putln(&fail);
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newlin();
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memdst(&temp); memcpy("ABCDEF");
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memdst(&dest); memcpy("123456");
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puts("memdst(&dest);memswp(3,&temp);");
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memswp(3,&temp);
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rcmp = memcmp(6,"ABC456");
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memdst(&temp); rcmp = memcmp(6,"123DEF") | rcmp;
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if (rcmp) putln(&fail); else putln(&pass);
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goto exit;
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#include <mio.h02>
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146
py65/testmio.c02
146
py65/testmio.c02
@ -6,12 +6,22 @@
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#include <stdlib.h02>
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#include <stdio.h02>
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#include <stdiox.h02>
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#include <memory.h02>
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#include <memio.h02>
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#include <string.h02>
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char zp = $80; //Zero Page Location for Memory Pointer
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char lsb, msb; //Memory Pointer Contents
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char passed; //Flags
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char c, e, i, mp, s[128];
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char f[255]; //Array to use as file
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char fp,mp,op; //Memory File Pointers
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char c, e, i; //Testing Variables
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char s[128]; //Array for String Read/Writes
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char digits = "0123456789";
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char upcase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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char locase = "abcdefghijklmnopqrstuvwxyz";
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alias char outfil = $9000; //Output File
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main:
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@ -37,20 +47,136 @@ e = merror(mp);
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prbyte(e);
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if (e) { puts(" Yes"); fail(); }
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else { puts(" No "); pass(); }
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newlin();
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putln("Reading File using mgetc()");
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do {
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lsb, msb = maddr(mp);
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while (!meof(mp)) {
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c = mgetc(mp);
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e = meof(mp);
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prbyte(msb); prbyte(lsb); puts(": ");
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prbyte(c); putc(' ');
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if (c>' ') putc(c); else putc(' ');
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puts(" EOF: "); prbyte(e); newlin();
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} while (!e);
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if (c < 32 ) c = 32;
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putc(c);
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}
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newlin();
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anykey();
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putln("Reading File using mgets()");
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mp = mopen(zp, &$8000);
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while (!meof(mp)) {
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lsb, msb = maddr(mp);
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prbyte(msb); prbyte(lsb);
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i, c = mgets(mp, &s);
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printf(i, " %r");
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printf(c, " %h: ");
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puts(&s);
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if (c <> $0A) newlin();
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}
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anykey();
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/* Test mputc() with mopen() to array */
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putln("Opening array f as memory file");
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fp = mopen(zp+2, &f);
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puts(" Memory pointer: "); prbyte(fp);
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if (merror(fp)) fail(); else pass();
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putln("Writing file using mgetc()");
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for (i=32; i<127; i++) {putc(i); mputc(fp,i);}
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newlin(); mputc(fp, 13); //Carriage Return
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putln("Checking Array Contents");
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passed = 1;
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for (i=0; i<95; i++) {c = f[i]; putc(c); if (i+32<>c) passed = 0;}
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newlin(); //if (f[95]<>13) passed = 0;
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if (passed) pass(); else fail();
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anykey();
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/* Test mputs(), mputln(), and mclose() with mopen() to alias */
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putln("Filling memory area outfil");
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for (i = 0; i<255; i++) outfil[i] = '@';
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putln("Opening location outfil as memory file");
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op = mopen(zp+4, &outfil);
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puts(" Memory pointer: "); prbyte(op);
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if (merror(op)) fail(); else pass();
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puts("Writing upcase to file using mputln():");
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mputln(op, &upcase);
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if (merror(op)) fail(); else pass();
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puts("Writing locase to file using mputln():");
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mputln(op, &locase);
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if (merror(op)) fail(); else pass();
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puts("Writing digits to file using mputs():");
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mputs(op, &digits);
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if (merror(op)) fail(); else pass();
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puts("Flushing file:");
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if (mflush(op)) fail(); else pass();
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anykey();
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/* Test mgetc(), and mgets() with mopen() to alias */
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putln("Opening location outfil as memory file");
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op = mopen(zp+4, &outfil);
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puts(" Memory pointer: "); prbyte(op);
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if (merror(op)) fail(); else pass();
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puts("Reading from file using mgetc(): ");
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i=0; while () {c=mgetc(op);s[i]=c;if (c<' ') break; i++;} s[i]=0;
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puts(&s); strdst(&upcase); if (strcmp(&s)) fail(); else pass();
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puts("Reading from file using mgets(): ");
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i,c = mgets(op, &s); putln(&s);
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printf(i, " Characters read: %d"); if (strlen(&locase)+1 == i) pass(); else fail();
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printf(c, " Last char read: %h"); if (c == 13) pass(); else fail();
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puts("Reading from file using mgets(): ");
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i,c = mgets(op, &s); putln(&s);
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printf(i, " Characters read: %d"); if (strlen(&digits) == i) pass(); else fail();
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printf(c, " Last char read: %h"); if (c) fail(); else pass();
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puts("Checking for End of File: ");
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e = meof(op); putdec(e); if (e) pass(); else fail();
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puts("Closing File:");
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mclose(op); if (merror(op)) pass(); else fail();
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anykey();
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putln("Clearing memory at $9000.");
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memdst(&$9000);
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memset(0, 255);
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mp = 0; //Initialize Memory Pointer
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putln("Opening memory file at $9000.");
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mp = mopen(zp, &$9000);
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putln("Writing to memory file using mwrite()");
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msrc(&digits); mwrite(mp, 10);
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msrc(&upcase); mwrite(mp, 26);
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msrc(&locase); mwrite(mp, 26);
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newlin();
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putln("Opening memory file at $9000.");
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mp = mopen(zp, &$9000);
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putln("Reading from memory file using mread()");
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iarray(&s); mread(mp, 10); puts(&s); putc(':'); if (strcmp(&digits)) pass(); else fail();
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iarray(&s); mread(mp, 26); puts(&s); putc(':'); if (strcmp(&upcase)) pass(); else fail();
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iarray(&s); mread(mp, 26); puts(&s); putc(':'); if (strcmp(&locase)) pass(); else fail();
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mread(mp,0); putdec(s); putc(':'); if (s) fail(); else pass();
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goto exit;
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void anykey() {newlin(); putln("Press any key..."); getc(); newlin();}
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void pass() { putln(" Passed"); }
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void fail() { putln(" Failed"); }
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void iarray() { memdst(); memset(0, 255); }
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