mirror of
https://github.com/GnoConsortium/gno.git
synced 2024-12-22 14:30:29 +00:00
79 lines
1.5 KiB
C
79 lines
1.5 KiB
C
/*
|
|
* $Id: hostname.c,v 1.2 1997/09/21 06:05:00 gdr Exp $
|
|
*/
|
|
|
|
#ifdef __ORCAC__
|
|
segment "libc_gen__";
|
|
#endif
|
|
|
|
#include <sys/param.h>
|
|
#include <unistd.h>
|
|
#include <errno.h>
|
|
#include <string.h>
|
|
#include <orca.h>
|
|
#include <locator.h>
|
|
#include <memory.h>
|
|
#include <misctool.h>
|
|
|
|
typedef struct NMRec {
|
|
word blockLen;
|
|
unsigned char nameLength;
|
|
char nameString[64];
|
|
} NMRec;
|
|
|
|
typedef union {
|
|
struct {
|
|
word messageID;
|
|
word createFlag;
|
|
} w;
|
|
unsigned long l;
|
|
} ResponseR;
|
|
|
|
int
|
|
sethostname(const char *name, int namelen) {
|
|
int size;
|
|
NMRec rec;
|
|
ResponseR mbnResp;
|
|
|
|
strcpy(rec.nameString, "Procyon~GNO/ME~HoStNaMe");
|
|
rec.nameLength = 23;
|
|
size = MIN(MAXHOSTNAMELEN-1, namelen);
|
|
strncpy(rec.nameString+23, name, size);
|
|
(rec.nameString+23)[size] = 0;
|
|
rec.blockLen = 2 + (1+23) + (1+size);
|
|
|
|
mbnResp.l = MessageByName(1,(Pointer)&rec);
|
|
if (_toolErr) {
|
|
errno = ENOMEM;
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
gethostname(char *name, int namelen) {
|
|
NMRec rec = {30,23,"Procyon~GNO/ME~HoStNaMe"}; /* why blockLen = 30? */
|
|
ResponseR mbnResp;
|
|
Handle message;
|
|
|
|
mbnResp.l = MessageByName(0,(Pointer)&rec);
|
|
if (_toolErr) {
|
|
errno = ENOENT;
|
|
return -1;
|
|
}
|
|
#if 0
|
|
printf("MBN returned %X %X\n", mbnResp.w.messageID,
|
|
mbnResp.w.createFlag);
|
|
#endif
|
|
MessageCenter(getMessage,mbnResp.w.messageID,
|
|
message = NewHandle(0l,userid(),0,0l));
|
|
if (_toolErr) {
|
|
errno = ENOMEM;
|
|
return -1;
|
|
}
|
|
strncpy(name, (char *)*message+6+2+(1+23),
|
|
MIN(MAXHOSTNAMELEN, namelen));
|
|
DisposeHandle(message);
|
|
return 0;
|
|
}
|