mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-22 16:31:07 +00:00
474 lines
9.8 KiB
Plaintext
474 lines
9.8 KiB
Plaintext
NEW
|
||
AUTO 3,1
|
||
*--------------------------------------
|
||
* https://www.cise.ufl.edu/~cop4600/cgi-bin/lxr/http/source.cgi/lib/ansi/gmtime.c
|
||
*--------------------------------------
|
||
SECSDAY .EQ 86400 60*60*24
|
||
CENTURY0 .EQ 19
|
||
YEAR0 .EQ 70
|
||
DAY0 .EQ 4 day 0 was a thursday
|
||
*/--------------------------------------
|
||
* # Time
|
||
* Get System Time in Buffer
|
||
* ## C
|
||
* `time_t time (S.TIME* timer);`
|
||
* ## ASM
|
||
* `>LDYA timer`
|
||
* `>SYSCALL time`
|
||
* ## RETURN VALUE
|
||
* S.TIME filled with System date/time
|
||
*\--------------------------------------
|
||
K.Time >PUSHYA
|
||
>MLICALL MLIGETTIME
|
||
>LDYAI DATELO
|
||
*/--------------------------------------
|
||
* # PTime2Time
|
||
* Convert ProDOS Time To S.TIME
|
||
* ## C
|
||
* `int PTime2Time (long* ptime, S.TIME* timer);`
|
||
* ## ASM
|
||
* `>PUSHW timer`
|
||
* `>LDYA ptime`
|
||
* `>SYSCALL PTime2Time`
|
||
* ## RETURN VALUE
|
||
*\--------------------------------------
|
||
K.PTime2Time jsr SHARED.SPtr1PPtr2
|
||
|
||
ldy #1
|
||
lda (ZPPtr1),y Get Year
|
||
lsr C is high bit of month
|
||
ldy #S.Time.YEAR
|
||
sta (ZPPtr2),y set year
|
||
|
||
sta ACC32+3 for conputing Century/WDAY later
|
||
lda (ZPPtr1) Get Month/day
|
||
|
||
pha save Day
|
||
ror
|
||
lsr
|
||
lsr
|
||
lsr
|
||
lsr
|
||
ldy #S.Time.MONTH
|
||
sta (ZPPtr2),y set month
|
||
pla get back day
|
||
and #$1F
|
||
iny
|
||
sta (ZPPtr2),y set day
|
||
|
||
lda ACC32+3 get back year
|
||
cmp #69 if before 70 CC,if > 70, CS
|
||
lda #0
|
||
rol get back C in bit 0
|
||
eor #1 toggle C
|
||
adc #19 set date before 1970 -> 20xx
|
||
sta (ZPPtr2) set Century
|
||
sta ACC32+2 for computing WDAY later
|
||
|
||
ldy #2
|
||
lda (ZPPtr1),y Get Min
|
||
tax
|
||
iny
|
||
lda (ZPPtr1),y Get Hour
|
||
ldy #S.Time.HOUR
|
||
sta (ZPPtr2),y set hour
|
||
iny
|
||
txa
|
||
sta (ZPPtr2),y set min
|
||
iny
|
||
lda #0
|
||
sta (ZPPtr2),y set seconds (ProDOS does not provide it)
|
||
*--------------------------------------
|
||
* 1/1/1970 was Thursday...if not leap, add one, if leap add 2
|
||
*--------------------------------------
|
||
K.ComputeWDAY lda #DAY0-1 Thursday : 4 (-1 for mod 7)
|
||
pha
|
||
|
||
lda #CENTURY0
|
||
sta ACC32
|
||
lda #YEAR0
|
||
sta ACC32+1
|
||
|
||
.1 ldy ACC32
|
||
lda ACC32+1
|
||
|
||
cpy ACC32+2
|
||
bne .2
|
||
cmp ACC32+3
|
||
beq .4
|
||
|
||
.2 jsr TIME.IsLeapYearYA CS = Leap
|
||
|
||
pla
|
||
adc #1 365 mod 7
|
||
cmp #7
|
||
bcc .3
|
||
sbc #7 MOD 7
|
||
|
||
.3 pha
|
||
inc ACC32+1
|
||
lda ACC32+1
|
||
cmp #100
|
||
bne .1
|
||
|
||
stz ACC32+1
|
||
inc ACC32
|
||
bra .1
|
||
*--------------------------------------
|
||
.4 ldy #S.Time.MONTH
|
||
lda (ZPPtr2),y get month
|
||
tax
|
||
|
||
dex don't include actual month
|
||
beq .71
|
||
|
||
.5 clc assume NO leap
|
||
|
||
lda K.StrFTime.MDAY-1,x get day count in this month
|
||
bne .6 february ?
|
||
|
||
ldy ACC32+2
|
||
lda ACC32+3
|
||
jsr TIME.IsLeapYearYA CS = Leap
|
||
|
||
.6 pla
|
||
adc K.StrFTime.MDAY-1,x
|
||
|
||
cmp #7
|
||
bcc .7
|
||
sbc #7
|
||
|
||
.7 pha
|
||
dex
|
||
bne .5
|
||
|
||
.71 pla
|
||
ldy #S.Time.DAY
|
||
clc
|
||
adc (ZPPtr2),y get day in month (1..31)
|
||
dec adjust range 0.30 for MOD 7
|
||
|
||
.8 cmp #7 MOD 7
|
||
bcc .80
|
||
sbc #7
|
||
bra .8
|
||
|
||
.80 inc adjust range 1..7
|
||
ldy #S.Time.WDAY
|
||
sta (ZPPtr2),y
|
||
clc
|
||
rts
|
||
*/--------------------------------------
|
||
* # CTime2Time
|
||
* Convert CTime Time To S.TIME
|
||
* ## C
|
||
* `int CTime2Time (long* ctime, S.TIME* timer);`
|
||
* ## ASM
|
||
* `>PUSHW timer`
|
||
* `>LDYA ctime`
|
||
* `>SYSCALL CTime2Time`
|
||
* ## RETURN VALUE
|
||
*\--------------------------------------
|
||
K.CTime2Time jsr SHARED.SPtr1PPtr2
|
||
ldy #3
|
||
.1 lda (ZPPtr1),y
|
||
sta ARG32,y ARG = ctime
|
||
dey
|
||
bpl .1
|
||
lda #SECSDAY ACC = SECSDAY
|
||
sta ACC32
|
||
lda /SECSDAY
|
||
sta ACC32+1
|
||
lda ^SECSDAY
|
||
sta ACC32+2
|
||
stz ACC32+3
|
||
jsr MATH.DIVMOD32 ARG32 = Days, TMP32 = remaining secs
|
||
|
||
lda ARG32 WDAY computation : (ARG32 + DAY0) mod 7
|
||
clc
|
||
adc #DAY0
|
||
pha
|
||
lda ARG32+1 65535 days = 179 years
|
||
adc /DAY0
|
||
eor #$ff
|
||
tax
|
||
pla
|
||
.2 tay
|
||
sec
|
||
sbc #7
|
||
bcs .2
|
||
inx
|
||
bne .2
|
||
tya
|
||
ldy #S.Time.WDAY
|
||
sta (ZPPtr2),y
|
||
ldy #CENTURY0
|
||
sty ZPPtr3
|
||
lda #YEAR0
|
||
sta ZPPtr3+1
|
||
K.CTime2Time.Year
|
||
.1 ldy ZPPtr3
|
||
lda ZPPtr3+1
|
||
jsr TIME.IsLeapYearYA if Leap year CS
|
||
rol Toggle Carry
|
||
eor #1
|
||
lsr
|
||
lda ARG32
|
||
sbc #365
|
||
pha
|
||
lda ARG32+1
|
||
sbc /365
|
||
bcc .2
|
||
sta ARG32+1
|
||
pla
|
||
sta ARG32
|
||
inc ZPPtr3
|
||
lda ZPPtr3
|
||
cmp #100
|
||
bne .1
|
||
|
||
stz ZPPtr3
|
||
inc ZPPtr3+1
|
||
bne .1
|
||
.2 pla
|
||
|
||
lda ZPPtr3+1
|
||
* ldy #S.Time.CENTURY
|
||
sta (ZPPtr2)
|
||
|
||
ldy #S.Time.YEAR
|
||
lda ZPPtr3
|
||
sta (ZPPtr2),y
|
||
K.CTime2Time.HMS
|
||
ldx #3
|
||
.1 lda TMP32,x
|
||
sta ARG32,x
|
||
dex
|
||
bpl .1
|
||
ldy #S.TIME.SECOND
|
||
jsr .2
|
||
dey #S.TIME.MINUTE
|
||
jsr .2
|
||
dey #S.TIME.HOUR
|
||
lda ARG32
|
||
sta (ZPPtr2),y
|
||
|
||
clc
|
||
rts
|
||
.2 phy
|
||
|
||
lda #60
|
||
jsr MATH.A2ACC32
|
||
jsr MATH.DIVMOD32
|
||
ply
|
||
lda TMP32
|
||
sta (ZPPtr2),y
|
||
rts
|
||
*--------------------------------------
|
||
* In :
|
||
* Y = Century
|
||
* A = Year (0..99)
|
||
* if (year mod 400 = 0)
|
||
* or
|
||
* if not (year mod 100 = 0) and (year mod 4 = 0)
|
||
* Out :
|
||
* CS = Leap
|
||
* CC = Not Leap
|
||
*--------------------------------------
|
||
TIME.IsLeapYearYA
|
||
cmp #0 Year = 00 ?
|
||
bne .1 no
|
||
|
||
tya year = 00, get century in A
|
||
|
||
and #$3 Century mod 4 = 0 ?
|
||
beq .9 leap year (2000)
|
||
.8 clc not leap (1900)
|
||
rts
|
||
|
||
.1 and #$3 mod 4 = 0 ?
|
||
bne .8
|
||
|
||
.9 sec Leap
|
||
rts
|
||
*--------------------------------------
|
||
K.StrFTime.MDAY .DA #3,#0,#3,#2,#3,#2,#3,#3,#2,#3,#2,#3
|
||
*/--------------------------------------
|
||
* # StrFTime
|
||
* ## C
|
||
* Convert S.TIME struct to CSTR
|
||
* `void strftime (char* ptr, const char* format, const struct S.TIME* timeptr );`
|
||
* ## ASM
|
||
* `PUSHW timeptr`
|
||
* `PUSHW format`
|
||
* + %a : Abbreviated weekday name : Thu
|
||
* + %A : Full weekday name : Thursday
|
||
* + %b : Abbreviated month name : Aug
|
||
* + %B : Full month name : August
|
||
* + %d : Day of the month, zero-padded (01-31)
|
||
* + %H : Hour in 24h format (00-23) 14
|
||
* + %I : Hour in 12h format (01-12) 02
|
||
* + %m : Month as a decimal number (01-12) 08
|
||
* + %M : Minute (00-59) 55
|
||
* + %p : AM or PM designation PM
|
||
* + %S : Second (00-61) 02
|
||
* + %w : Weekday as a decimal number with Sunday as 0 (0-6)
|
||
* + %y : Year, last two digits (00-99)
|
||
* + %Y : Year four digits 2001
|
||
* `>LDYA ptr`
|
||
* `>SYSCALL strftime`
|
||
* ## RETURN VALUE
|
||
* none. always succeed.
|
||
*\--------------------------------------
|
||
K.StrFTime jsr SHARED.SPtr1PPtr2
|
||
>PULLW ZPPtr3 timeptr
|
||
.1 jsr SHARED.GetCharPtr2
|
||
beq .8
|
||
cmp #'%'
|
||
beq .2
|
||
jsr SHARED.PutCharPtr1
|
||
bra .1
|
||
.2 ldx #K.StrFTime.Cnt-1
|
||
jsr SHARED.GetCharPtr2
|
||
beq .8
|
||
.3 cmp K.StrFTime.Tbl,x
|
||
beq .4
|
||
dex
|
||
bpl .3
|
||
bra .1
|
||
.4 cpx #7
|
||
bcc .5
|
||
jsr K.StrFTime.AtX
|
||
bra .1
|
||
|
||
.5 txa
|
||
asl
|
||
tax
|
||
jsr .7
|
||
bra .1
|
||
|
||
.7 jmp (K.StrFTime.JMP,x)
|
||
|
||
.8 lda #0 Terminate C string
|
||
sta (ZPPtr1)
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
K.StrFTime.Tbl .AS "aAbBIpYydHSwmM"
|
||
K.StrFTime.Cnt .EQ *-K.StrFTime.TBL
|
||
K.StrFTime.OfsX .DA #S.Time.YEAR,#S.Time.DAY,#S.Time.HOUR,#S.Time.SECOND,#S.Time.WDAY,#S.Time.MONTH,#S.Time.MINUTE
|
||
K.StrFTime.JMP .DA K.StrFTime.A
|
||
.DA K.StrFTime.AA
|
||
.DA K.StrFTime.B
|
||
.DA K.StrFTime.BB
|
||
.DA K.StrFTime.II
|
||
.DA K.StrFTime.P
|
||
.DA K.StrFTime.YY
|
||
*--------------------------------------
|
||
K.StrFTime.A sec Short day of week, 3 chars...
|
||
.HS 90 BCC
|
||
|
||
K.StrFTime.AA clc full DoW
|
||
lda #K.StrFTime.DAY
|
||
ldx /K.StrFTime.DAY
|
||
ldy #S.Time.WDAY
|
||
bra K.StrFTime.STR
|
||
K.StrFTime.B sec Short Month, 3 chars....
|
||
.HS 90 BCC
|
||
K.StrFTime.BB clc full Month....
|
||
lda #K.StrFTime.MON
|
||
ldx /K.StrFTime.MON
|
||
ldy #S.Time.MONTH
|
||
K.StrFTime.STR sta ZPPtr4
|
||
stx ZPPtr4+1
|
||
|
||
ldx #15
|
||
bcc .10
|
||
ldx #3
|
||
.10 lda (ZPPtr3),y get required S.Time field value
|
||
|
||
tay
|
||
beq .2 Illegal value, print ???
|
||
.1 lda (ZPPtr4)
|
||
sec
|
||
adc ZPPtr4
|
||
sta ZPPtr4
|
||
bcc .11
|
||
inc ZPPtr4+1
|
||
.11 dey
|
||
bne .1
|
||
.2
|
||
* ldy #0 Y is already 0
|
||
|
||
.3 iny
|
||
lda (ZPPtr4),y
|
||
jsr SHARED.PutCharPtr1
|
||
tya
|
||
cmp (ZPPtr4)
|
||
beq .8
|
||
dex
|
||
bne .3
|
||
|
||
.8 rts
|
||
*--------------------------------------
|
||
K.StrFTime.II ldy #S.Time.HOUR
|
||
lda (ZPPtr3),y
|
||
cmp #12
|
||
bcc K.StrFTime.addDecA
|
||
sbc #12
|
||
bra K.StrFTime.addDecA
|
||
K.StrFTime.P ldy #S.Time.HOUR
|
||
lda (ZPPtr3),y
|
||
cmp #12
|
||
bcc .1
|
||
lda #'p'
|
||
.HS 2C bit abs
|
||
.1 lda #'a'
|
||
jsr SHARED.PutCharPtr1
|
||
lda #'m'
|
||
jmp SHARED.PutCharPtr1
|
||
K.StrFTime.YY ldy #S.Time.CENTURY
|
||
jsr K.StrFTime.addDecPtr1Y
|
||
ldx #7 "y"
|
||
K.StrFTime.AtX ldy K.StrFTime.OfsX-7,x
|
||
*--------------------------------------
|
||
K.StrFTime.addDecPtr1Y
|
||
lda (ZPPtr3),y
|
||
K.StrFTime.addDecA
|
||
ldx #2
|
||
ldy #'0'
|
||
clc
|
||
jsr MATH.A2STR10
|
||
lda A2osX.NumStrBuf
|
||
jsr SHARED.PutCharPtr1
|
||
lda A2osX.NumStrBuf+1
|
||
jmp SHARED.PutCharPtr1
|
||
*--------------------------------------
|
||
K.StrFTime.DAY >PSTR "???"
|
||
>PSTR "Monday"
|
||
>PSTR "Tuesday"
|
||
>PSTR "Wednesday"
|
||
>PSTR "Thursday"
|
||
>PSTR "Friday"
|
||
>PSTR "Saturday"
|
||
>PSTR "Sunday"
|
||
*--------------------------------------
|
||
K.StrFTime.MON >PSTR "???"
|
||
>PSTR "January"
|
||
>PSTR "February"
|
||
>PSTR "March"
|
||
>PSTR "April"
|
||
>PSTR "May"
|
||
>PSTR "June"
|
||
>PSTR "July"
|
||
>PSTR "August"
|
||
>PSTR "September"
|
||
>PSTR "October"
|
||
>PSTR "November"
|
||
>PSTR "December"
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE USR/SRC/SYS/KERNEL.S.TIME
|
||
LOAD USR/SRC/SYS/KERNEL.S
|
||
ASM
|