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irix-657m-src/eoe/cmd/ns/makemdbm/makemdbm.c
2022-09-29 17:59:04 +03:00

314 lines
6.4 KiB
C

/*
* Copyright (c) 1985 by Sun Microsystems, Inc.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/file.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <ctype.h>
#include <mdbm.h>
#include "ypdefs.h"
USE_YP_MASTER_NAME
USE_YP_LAST_MODIFIED
USE_YP_INPUT_FILE
USE_YP_OUTPUT_NAME
USE_YP_DOMAIN_NAME
USE_YP_SECURE
USE_YP_INTERDOMAIN
static MDBM *db;
#define MAXLINE 4096 /* max length of input line */
void
usage(void)
{
fprintf(stderr,
"usage: makemdbm -u file\n makemdbm [-b][-l][-s][-i YP_INPUT_FILE][-o YP_OUTPUT_FILE][-d YP_DOMAIN_NAME][-m YP_MASTER_NAME] infile outfile\n");
exit(1);
}
/*
* scans cp, looking for a match with any character
* in match. Returns pointer to place in cp that matched
* (or NULL if no match)
*/
static char *
any(char *cp, char *match)
{
register char *mp, c;
while (c = *cp) {
for (mp = match; *mp; mp++)
if (*mp == c)
return (cp);
cp++;
}
return ((char *)0);
}
static char *
get_date(char *name)
{
struct stat filestat;
static char ans[MAX_ASCII_ORDER_NUMBER_LENGTH];/* ASCII numeric string*/
if (strcmp(name, "-") == 0)
sprintf(ans, "%010d", time(0));
else {
if (stat(name, &filestat) < 0) {
fprintf(stderr, "makemdbm: can't stat %s\n", name);
exit(1);
}
sprintf(ans, "%010d", filestat.st_mtime);
}
return ans;
}
void
addpair(char *str1, char *str2)
{
datum key;
datum content;
key.dptr = str1;
key.dsize = strlen(str1);
content.dptr = str2;
content.dsize = strlen(str2);
if (mdbm_store(db, key, content, MDBM_REPLACE) != 0){
printf("makemdbm: problem storing %.*s %.*s\n",
key.dsize, key.dptr, content.dsize, content.dptr);
exit(1);
}
}
void
unmake(char *file)
{
kvpair kv;
int pagesize;
char *key, *val;
if (file == NULL)
usage();
db = mdbm_open(file, O_RDONLY, 0, 0);
if (! db) {
fprintf(stderr, "makemdbm: couldn't init %s\n", file);
exit(1);
}
pagesize = MDBM_PAGE_SIZE(db);
key = malloc(pagesize);
val = malloc(pagesize);
if (!key || !val) {
fprintf(stderr, "makemdbm: malloc failed\n");
exit(1);
}
for (kv.key.dptr=key, kv.key.dsize=pagesize,
kv.val.dptr=val, kv.val.dsize=pagesize,
kv = mdbm_first(db,kv);
kv.key.dptr != NULL;
kv.key.dptr=key, kv.key.dsize=pagesize,
kv.val.dptr=val, kv.val.dsize=pagesize,
kv = mdbm_next(db,kv)) {
printf("%.*s %.*s\n", kv.key.dsize, kv.key.dptr,
kv.val.dsize, kv.val.dptr);
}
free(key);
free(val);
}
main(int argc, char **argv)
{
FILE *infp;
kvpair kv;
datum content;
char buf[MAXLINE];
char outbuf[MAXPATHLEN];
char tmpoutbuf[MAXPATHLEN];
char *p,ic;
char *infile, *outfile;
char *infilename, *outfilename, *mastername, *domainname,
*interdomain_bind, *security, *lower_case_keys;
char local_host[MAX_MASTER_NAME];
int cnt,i;
int pagesize;
char *val;
infile = outfile = NULL; /* where to get files */
/* name to imbed in database */
infilename = outfilename = mastername = domainname = interdomain_bind =
security = lower_case_keys = NULL;
argv++;
argc--;
while (argc > 0) {
if (argv[0][0] == '-' && argv[0][1]) {
switch(argv[0][1]) {
case 'i':
infilename = argv[1];
argv++;
argc--;
break;
case 'o':
outfilename = argv[1];
argv++;
argc--;
break;
case 'm':
mastername = argv[1];
argv++;
argc--;
break;
case 'd':
domainname = argv[1];
argv++;
argc--;
break;
case 'b':
interdomain_bind = argv[0];
break;
case 'l':
lower_case_keys = argv[0];
break;
case 's':
security = argv[0];
break;
case 'u':
unmake(argv[1]);
argv++;
argc--;
exit(0);
default:
usage();
}
}
else if (infile == NULL)
infile = argv[0];
else if (outfile == NULL)
outfile = argv[0];
else
usage();
argv++;
argc--;
}
if (infile == NULL || outfile == NULL)
usage();
if (strcmp(infile, "-") != 0)
infp = fopen(infile, "r");
else
infp = stdin;
if (infp == NULL) {
fprintf(stderr, "makemdbm: can't open %s\n", infile);
exit(1);
}
strcpy(tmpoutbuf, outfile);
strcat(tmpoutbuf, ".tmp");
db = mdbm_open(tmpoutbuf, O_CREAT | O_TRUNC | O_RDWR, 0666, 0);
if (! db) {
fprintf(stderr, "makemdbm: can't create %s\n", tmpoutbuf);
exit(1);
}
pagesize=MDBM_PAGE_SIZE(db);
val=malloc(pagesize);
if (!val) {
fprintf(stderr, "makemdbm: malloc failed\n");
exit(1);
}
strcpy(outbuf, outfile);
while (fgets(buf, sizeof(buf), infp) != NULL) {
/*
** Check for line with nothing but whitespace
*/
p = buf;
while(isspace(*p)) {
p++;
}
if (p != buf && *p == NULL) {
continue;
}
p = buf;
cnt = strlen(buf) - 1; /* erase trailing newline */
while (p[cnt-1] == '\\') {
p+=cnt-1;
if (fgets(p, sizeof(buf)-(p-buf), infp) == NULL)
goto breakout;
cnt = strlen(p) - 1;
}
p = any(buf, " \t\n");
kv.key.dptr = buf;
kv.key.dsize = p - buf;
for (;;) {
if (p == NULL || *p == NULL) {
fprintf(stderr, "makemdbm: source file is garbage!\n");
unlink(tmpoutbuf); /* Remove the tmp files */
exit(1);
}
if (*p != ' ' && *p != '\t')
break;
p++;
}
content.dptr = p;
content.dsize = strlen(p) - 1; /* erase trailing newline */
if (lower_case_keys)
for (i=0; i<kv.key.dsize; i++) {
ic = *((char *)kv.key.dptr+i);
if (isascii(ic) && isupper(ic))
*((char *)kv.key.dptr+i) = tolower(ic);
}
kv.val.dptr=val;
kv.val.dsize=pagesize;
kv.val = mdbm_fetch(db, kv);
if (kv.val.dptr == NULL) {
if (mdbm_store(db, kv.key, content, MDBM_REPLACE) != 0) {
printf("problem storing %.*s %.*s\n",
kv.key.dsize, kv.key.dptr,
content.dsize, content.dptr);
unlink(tmpoutbuf); /* Remove the tmp files */
exit(1);
}
}
#ifdef DEBUG
else {
printf("duplicate: %.*s %.*s\n",
kv.key.dsize, kv.key.dptr,
content.dsize, content.dptr);
}
#endif
}
breakout:
addpair(yp_last_modified, get_date(infile));
if (infilename)
addpair(yp_input_file, infilename);
if (outfilename)
addpair(yp_output_file, outfilename);
if (domainname)
addpair(yp_domain_name, domainname);
if (security)
addpair(yp_secure, "");
if (interdomain_bind)
addpair(yp_interdomain, "");
if (!mastername) {
gethostname(local_host, sizeof (local_host) - 1);
mastername = local_host;
}
addpair(yp_master_name, mastername);
if (rename(tmpoutbuf, outbuf) < 0) {
perror("makemdbm: rename");
unlink(tmpoutbuf); /* Remove the tmp files */
exit(1);
}
exit(0);
}