diff options
Diffstat (limited to 'urt/vaxshort.c')
| -rw-r--r-- | urt/vaxshort.c | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/urt/vaxshort.c b/urt/vaxshort.c index 9a83cecb..b9c8e1ce 100644 --- a/urt/vaxshort.c +++ b/urt/vaxshort.c @@ -1,5 +1,5 @@ /* - * V A X S H O R T + * V A X S H O R T * * Code to manipulate 16-bit integers in VAX order in a * machine independent manner. @@ -7,46 +7,48 @@ * (VAX is a trademark of Digital Equipment Corporation) * * Author - - * Michael John Muuss + * Michael John Muuss * * Source - - * SECAD/VLD Computing Consortium, Bldg 394 - * The U. S. Army Ballistic Research Laboratory - * Aberdeen Proving Ground, Maryland 21005-5066 + * SECAD/VLD Computing Consortium, Bldg 394 + * The U. S. Army Ballistic Research Laboratory + * Aberdeen Proving Ground, Maryland 21005-5066 * * Distribution Status - - * Public Domain, Distribution Unlimited. + * Public Domain, Distribution Unlimited. */ #include "vaxshort.h" /* - * V A X _ G S H O R T + * V A X _ G S H O R T * * Obtain a 16-bit signed integer from two adjacent characters, * stored in VAX order, regardless of word alignment. */ int -vax_gshort(char *msgp) -{ - register unsigned char *p = (unsigned char *) msgp; - register int i; - - if( (i = (p[1] << 8) | p[0]) & 0x8000 ) - return(i | ~0xFFFF); /* Sign extend */ - return(i); +vax_gshort(unsigned char * const msgp) { + + int i; + + if ((i = (msgp[1] << 8) | msgp[0]) & 0x8000) + return i | ~0xFFFF; /* Sign extend */ + return(i); } + + /* - * V A X _ P S H O R T + * V A X _ P S H O R T */ -char * -vax_pshort(char *msgp, unsigned short s) -{ +unsigned char * +vax_pshort(unsigned char * const msgp, + unsigned short const s) { + + msgp[0] = s & 0xFF; + msgp[1] = s >> 8; - msgp[0] = s & 0xFF; - msgp[1] = s >> 8; - return(msgp+2); + return msgp + 2; } |