MZ is back!HEADmain

1 files changed, 67 insertions, 0 deletions

diff --git a/v4.0/src/MAPPER/GET_TOD.ASM b/v4.0/src/MAPPER/GET_TOD.ASM
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+;
+page 80,132
+;
+title CP/DOS DosGetDateTime mapper
+;
+dosxxx  segment byte public 'dos'
+        assume  cs:dosxxx,ds:nothing,es:nothing,ss:nothing
+;
+;**********************************************************************
+;*
+;*   MODULE:   dosgetdatetime
+;*
+;*   FUNCTION:  get date and time information
+;*
+;*   CALLING SEQUENCE:
+;*
+;*       push@     struc  date/time
+;*       call      dosgetdatetime
+;*
+;*   MODULES CALLED:  PC-DOS Int 21h, ah=2ah, get date
+;*                                    ah=2ch, get time
+;*
+;*********************************************************************
+
+            public   dosgetdatetime
+            .sall
+            include  macros.inc
+
+str         struc
+old_bp      dw       ?
+return      dd       ?
+data        dd       ?       ; date and time info return pointer
+str         ends
+
+dosgetdatetime  proc far
+
+            Enter    dosgetdatetime        ; push registers
+
+            lds      si,[bp].data          ; set return data area
+
+            mov      ah,2ch                ; get time information
+            int      21h
+                                           ; save info in return data are
+            mov      byte ptr [si],ch      ; save hour
+            mov      byte ptr [si]+1,cl    ;     minutes
+            mov      byte ptr [si]+2,dh    ;     seconds
+            mov      byte ptr [si]+3,dl    ;     hundredths
+
+            mov      ah,2ah                ; get date  and save it
+            int      21h                   ;    in return data area
+
+            mov      byte ptr [si]+4,dl    ; save day
+            mov      byte ptr [si]+5,dh    ;     month
+            mov      word ptr [si]+6,cx    ;     year
+            mov      word ptr [si]+8,360   ;     min. from GMT
+            mov      byte ptr [si]+10,al   ;     day of week
+
+exit:       sub      ax,ax                 ; set good return code
+
+            Mexit                          ; pop registers
+            ret      size str - 6          ; return
+
+dosgetdatetime endp
+
+dosxxx      ends
+
+            end