+++ /dev/null
-
-/*
- * getbbent.c -- subroutines for accessing the BBoards file
- *
- * $Id$
- */
-
-#include "h/mh.h" /* for snprintf() */
-#include <h/nmh.h>
-
-#ifdef MMDFONLY
-# include <util.h>
-# include <mmdf.h>
-# include <strings.h>
-#endif /* MMDFONLY */
-
-#include <pwd.h>
-#include <grp.h>
-#include <bboards.h>
-
-#ifdef HAVE_CRYPT_H
-# include <crypt.h>
-#endif
-
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-#ifndef MMDFONLY
-# define NOTOK (-1)
-# define OK 0
-#endif
-
-#define MaxBBAka 100
-#define MaxBBLdr 100
-#define MaxBBDist 100
-
-#define NCOLON 9 /* currently 10 fields per entry */
-
-#define COLON ':'
-#define COMMA ','
-#define NEWLINE '\n'
-
-#define ARCHIVE "archive"
-#define CNTFILE ".cnt"
-#define DSTFILE ".dist"
-#define MAPFILE ".map"
-
-static int BBuid = -1;
-
-static unsigned int BBflags = SB_NULL;
-
-static char BBName[BUFSIZ] = BBOARDS;
-static char BBDir[BUFSIZ] = "";
-static char BBData[BUFSIZ] = "";
-
-static FILE *BBfile = NULL;
-
-static struct bboard BB;
-static struct bboard *bb = &BB;
-
-static int BBload = 1;
-
-static char BBFile[BUFSIZ];
-static char BBArchive[BUFSIZ];
-static char BBInfo[BUFSIZ];
-static char BBMap[BUFSIZ];
-static char *BBAkas[MaxBBAka];
-static char *BBLeaders[MaxBBLdr];
-static char *BBDists[MaxBBDist];
-static char BBAddr[BUFSIZ];
-static char BBRequest[BUFSIZ];
-static char BBDate[BUFSIZ];
-static char BBErrors[BUFSIZ];
-
-#ifdef MMDFONLY
-extern LLog *logptr;
-#endif
-
-#ifdef UCL
-int called_bbc = 0;
-char *bbs[101];
-#endif
-
-
-/*
- * static prototypes
- */
-static int setbbaux (char *, char *);
-static int setpwaux (struct passwd *, char *);
-static void BBread (void);
-static int getbbitem (struct bboard *, char *, int (*)());
-static int bblose (char *, ...);
-static char *bbskip (char *, char);
-static char *our_getcpy (char *);
-
-
-int
-setbbfile (char *file, int f)
-{
- if (BBuid == -1)
- return setbbinfo (BBOARDS, file, f);
-
- strncpy (BBData, file, sizeof(BBData));
-
- BBflags = SB_NULL;
- endbbent ();
-
- return setbbent (f);
-}
-
-
-int
-setbbinfo (char *user, char *file, int f)
-{
- register struct passwd *pw;
-
- if ((pw = getpwnam (user)) == NULL) {
- snprintf (BBErrors, sizeof(BBErrors), "unknown user: %s", user);
- return 0;
- }
-
- return setpwinfo (pw, file, f);
-}
-
-
-int
-setpwinfo (struct passwd *pw, char *file, int f)
-{
- if (!setpwaux (pw, file))
- return 0;
-
- BBflags = SB_NULL;
- endbbent ();
-
- return setbbent (f);
-}
-
-
-static int
-setbbaux (char *name, char *file)
-{
- register struct passwd *pw;
-
- if ((pw = getpwnam (name)) == NULL) {
- snprintf (BBErrors, sizeof(BBErrors), "unknown user: %s", name);
- return 0;
- }
-
- return setpwaux (pw, file);
-}
-
-
-static int
-setpwaux (struct passwd *pw, char *file)
-{
- strncpy (BBName, pw->pw_name, sizeof(BBName));
- BBuid = pw->pw_uid;
- strncpy (BBDir, pw->pw_dir, sizeof(BBDir));
- snprintf (BBData, sizeof(BBData), "%s/%s",
- *file != '/' ? BBDir : "",
- *file != '/' ? file : file + 1);
-
- BBflags = SB_NULL;
-
- return 1;
-}
-
-
-int
-setbbent (int f)
-{
- if (BBfile == NULL) {
- if (BBuid == -1 && !setbbaux (BBOARDS, BBDB))
- return 0;
-
- if ((BBfile = fopen (BBData, "r")) == NULL) {
- snprintf (BBErrors, sizeof(BBErrors), "unable to open: %s", BBData);
- return 0;
- }
- }
- else
- rewind (BBfile);
-
- BBflags |= f;
- return (BBfile != NULL);
-}
-
-
-int
-endbbent (void)
-{
- if (BBfile != NULL && !(BBflags & SB_STAY)) {
- fclose (BBfile);
- BBfile = NULL;
- }
-
- return 1;
-}
-
-
-long
-getbbtime (void)
-{
- struct stat st;
-
- if (BBfile == NULL) {
- if (BBuid == -1 && !setbbaux (BBOARDS, BBDB))
- return 0;
-
- if (stat (BBData, &st) == NOTOK) {
- snprintf (BBErrors, sizeof(BBErrors), "unable to stat: %s", BBData);
- return 0;
- }
- } else {
- if (fstat (fileno (BBfile), &st) == NOTOK) {
- snprintf (BBErrors, sizeof(BBErrors), "unable to fstat: %s", BBData);
- return 0;
- }
- }
-
- return ((long) st.st_mtime);
-}
-
-
-struct bboard *
-getbbent (void)
-{
- register int count;
- register char *p, *q, *r, *d, *f, **s;
- static char line[BUFSIZ];
-
- if (BBfile == NULL && !setbbent (SB_NULL))
- return NULL;
-
-retry: ;
- if ((p = fgets (line, sizeof line, BBfile)) == NULL)
- return NULL;
-
- for (q = p, count = 0; *q != 0 && *q != NEWLINE; q++)
- if (*q == COLON)
- count++;
-
- if (count != NCOLON) {
-#ifdef MMDFONLY
- if (q = strchr(p, NEWLINE))
- *q = 0;
- ll_log (logptr, LLOGTMP, "bad entry in %s: %s", BBData, p);
-#endif /* MMDFONLY */
- goto retry;
- }
-
- bb->bb_name = p;
- p = q = bbskip (p, COLON);
- p = bb->bb_file = bbskip (p, COLON);
- bb->bb_archive = bb->bb_info = bb->bb_map = "";
- p = bb->bb_passwd = bbskip (p, COLON);
- p = r = bbskip (p, COLON);
- p = bb->bb_addr = bbskip (p, COLON);
- p = bb->bb_request = bbskip (p, COLON);
- p = bb->bb_relay = bbskip (p, COLON);
- p = d = bbskip (p, COLON);
- p = f = bbskip (p, COLON);
- bbskip (p, NEWLINE);
-
- s = bb->bb_aka = BBAkas;
- while (*q) {
- *s++ = q;
- q = bbskip (q, COMMA);
- }
- *s = 0;
-
- s = bb->bb_leader = BBLeaders;
- if (*r == 0) {
- if (!(BBflags & SB_FAST)) {
- *s++ = BBName;
- *s = 0;
- }
- }
- else {
- while (*r) {
- *s++ = r;
- r = bbskip (r, COMMA);
- }
- *s = 0;
- }
-
- s = bb->bb_dist = BBDists;
- while (*d) {
- *s++ = d;
- d = bbskip (d, COMMA);
- }
- *s = 0;
-
- if (*f)
- sscanf (f, "%o", &bb->bb_flags);
- else
- bb->bb_flags = BB_NULL;
- bb->bb_count = bb->bb_maxima = 0;
- bb->bb_date = NULL;
- bb->bb_next = bb->bb_link = bb->bb_chain = NULL;
-
-#ifdef UCL
- /*
- * Only do a BBread on bboards that the user has expressed an
- * interest in, if we were called by bbc.
- */
- if (BBload) {
- register char **ap, *cp;
- register int bbp;
-
- if (called_bbc == 0)
- BBread();
- else {
- for (bbp = 0; cp = bbs[bbp]; bbp++) {
- if (!strcmp(bb->bb_name, cp)) {
- BBread();
- break;
- }
- for (ap = bb->bb_aka; *ap; ap++)
- if (!strcmp(*ap, cp)) {
- BBread();
- break;
- }
- }
- }
- }
-#else
- if (BBload)
- BBread ();
-#endif
-
- return bb;
-}
-
-
-struct bboard *
-getbbnam (char *name)
-{
- register struct bboard *b = NULL;
-
- if (!setbbent (SB_NULL))
- return NULL;
- BBload = 0;
- while ((b = getbbent ()) && strcmp (name, b->bb_name))
- continue;
- BBload = 1;
- endbbent ();
-
- if (b != NULL)
- BBread ();
-
- return b;
-}
-
-
-struct bboard *
-getbbaka (char *aka)
-{
- register char **ap;
- register struct bboard *b = NULL;
-
- if (!setbbent (SB_NULL))
- return NULL;
- BBload = 0;
- while ((b = getbbent ()) != NULL)
- for (ap = b->bb_aka; *ap; ap++)
- if (strcmp (aka, *ap) == 0)
- goto hit;
-hit: ;
- BBload = 1;
- endbbent ();
-
- if (b != NULL)
- BBread ();
-
- return b;
-}
-
-
-static void
-BBread (void)
-{
- register int i;
- register char *cp, *dp, *p, *r;
- char prf[BUFSIZ];
- static char line[BUFSIZ];
- register FILE * info;
-
- if (BBflags & SB_FAST)
- return;
-
- p = strchr(bb->bb_request, '@');
- r = strchr(bb->bb_addr, '@');
- BBRequest[0] = 0;
-
- if (*bb->bb_request == '-') {
- if (p == NULL && r && *r == '@')
- snprintf (BBRequest, sizeof(BBRequest), "%s%s%s", bb->bb_name, bb->bb_request, r);
- else
- snprintf (BBRequest, sizeof(BBRequest), "%s%s", bb->bb_name, bb->bb_request);
- }
- else
- if (p == NULL && r && *r == '@' && *bb->bb_request)
- snprintf (BBRequest, sizeof(BBRequest), "%s%s", bb->bb_request, r);
-
- if (BBRequest[0])
- bb->bb_request = BBRequest;
- else
- if (*bb->bb_request == 0)
- bb->bb_request = *bb->bb_addr ? bb->bb_addr
- : bb->bb_leader[0];
-
- if (*bb->bb_addr == '@') {
- snprintf (BBAddr, sizeof(BBAddr), "%s%s", bb->bb_name, bb->bb_addr);
- bb->bb_addr = BBAddr;
- }
- else
- if (*bb->bb_addr == 0)
- bb->bb_addr = bb->bb_name;
-
- if (*bb->bb_file == 0)
- return;
- if (*bb->bb_file != '/') {
- snprintf (BBFile, sizeof(BBFile), "%s/%s", BBDir, bb->bb_file);
- bb->bb_file = BBFile;
- }
-
- if ((cp = strrchr(bb->bb_file, '/')) == NULL || *++cp == 0) {
- strcpy (prf, "");
- cp = bb->bb_file;
- } else {
- snprintf (prf, sizeof(prf), "%.*s", cp - bb->bb_file, bb->bb_file);
- }
- if ((dp = strchr(cp, '.')) == NULL)
- dp = cp + strlen (cp);
-
- snprintf (BBArchive, sizeof(BBArchive), "%s%s/%s", prf, ARCHIVE, cp);
- bb->bb_archive = BBArchive;
- snprintf (BBInfo, sizeof(BBInfo), "%s.%.*s%s", prf, dp - cp, cp, CNTFILE);
- bb->bb_info = BBInfo;
- snprintf (BBMap, sizeof(BBMap), "%s.%.*s%s", prf, dp - cp, cp, MAPFILE);
- bb->bb_map = BBMap;
-
- if ((info = fopen (bb->bb_info, "r")) == NULL)
- return;
-
- if (fgets (line, sizeof line, info) && (i = atoi (line)) > 0)
- bb->bb_maxima = (unsigned) i;
- if (!feof (info) && fgets (line, sizeof line, info)) {
- strncpy (BBDate, line, sizeof(BBData));
- if ((cp = strchr(BBDate, NEWLINE)))
- *cp = 0;
- bb->bb_date = BBDate;
- }
-
- fclose (info);
-}
-
-
-int
-ldrbb (struct bboard *b)
-{
- register char *p, **q, **r;
- static uid_t uid = 0;
- static gid_t gid = 0;
- static char username[10] = "";
- register struct passwd *pw;
- register struct group *gr;
-
- if (b == NULL)
- return 0;
- if (BBuid == -1 && !setbbaux (BBOARDS, BBDB))
- return 0;
-
- if (username[0] == 0) {
- if ((pw = getpwuid (uid = getuid ())) == NULL)
- return 0;
- gid = getgid ();
- strncpy (username, pw->pw_name, sizeof(username));
- }
-
- if (uid == BBuid)
- return 1;
-
- q = b->bb_leader;
- while ((p = *q++))
- if (*p == '=') {
- if ((gr = getgrnam (++p)) == NULL)
- continue;
- if (gid == gr->gr_gid)
- return 1;
- r = gr->gr_mem;
- while ((p = *r++))
- if (strcmp (username, p) == 0)
- return 1;
- }
- else
- if (strcmp (username, p) == 0)
- return 1;
-
- return 0;
-}
-
-
-int
-ldrchk (struct bboard *b)
-{
- if (b == NULL)
- return 0;
-
- if (*b->bb_passwd == 0)
- return 1;
-
- if (strcmp (b->bb_passwd,
- crypt (nmh_getpass ("Password: "), b->bb_passwd)) == 0)
- return 1;
-
- fprintf (stderr, "Sorry\n");
- return 0;
-}
-
-
-struct bboard *
-getbbcpy (struct bboard *bp)
-{
- register char **p, **q;
- register struct bboard *b;
-
- if (bp == NULL)
- return NULL;
-
- b = (struct bboard *) malloc ((unsigned) sizeof *b);
- if (b == NULL)
- return NULL;
-
- b->bb_name = our_getcpy (bp->bb_name);
- b->bb_file = our_getcpy (bp->bb_file);
- b->bb_archive = our_getcpy (bp->bb_archive);
- b->bb_info = our_getcpy (bp->bb_info);
- b->bb_map = our_getcpy (bp->bb_map);
- b->bb_passwd = our_getcpy (bp->bb_passwd);
- b->bb_flags = bp->bb_flags;
- b->bb_count = bp->bb_count;
- b->bb_maxima = bp->bb_maxima;
- b->bb_date = our_getcpy (bp->bb_date);
- b->bb_addr = our_getcpy (bp->bb_addr);
- b->bb_request = our_getcpy (bp->bb_request);
- b->bb_relay = our_getcpy (bp->bb_relay);
-
- for (p = bp->bb_aka; *p; p++)
- continue;
- b->bb_aka =
- q = (char **) calloc ((unsigned) (p - bp->bb_aka + 1), sizeof *q);
- if (q == NULL)
- return NULL;
- for (p = bp->bb_aka; *p; *q++ = our_getcpy (*p++))
- continue;
- *q = NULL;
-
- for (p = bp->bb_leader; *p; p++)
- continue;
- b->bb_leader =
- q = (char **) calloc ((unsigned) (p - bp->bb_leader + 1), sizeof *q);
- if (q == NULL)
- return NULL;
- for (p = bp->bb_leader; *p; *q++ = our_getcpy (*p++))
- continue;
- *q = NULL;
-
- for (p = bp->bb_dist; *p; p++)
- continue;
- b->bb_dist =
- q = (char **) calloc ((unsigned) (p - bp->bb_dist + 1), sizeof *q);
- if (q == NULL)
- return NULL;
- for (p = bp->bb_dist; *p; *q++ = our_getcpy (*p++))
- continue;
- *q = NULL;
-
- b->bb_next = bp->bb_next;
- b->bb_link = bp->bb_link;
- b->bb_chain = bp->bb_chain;
-
- return b;
-}
-
-
-int
-getbbdist (struct bboard *bb, int (*action)())
-{
- register int result;
- register char **dp;
-
- BBErrors[0] = 0;
- for (dp = bb->bb_dist; *dp; dp++)
- if ((result = getbbitem (bb, *dp, action)))
- return result;
-
- return result;
-}
-
-char *
-getbberr (void)
-{
- return (BBErrors[0] ? BBErrors : NULL);
-}
-
-
-static int
-getbbitem (struct bboard *bb, char *item, int (*action)())
-{
- register int result;
- register char *cp, *dp, *hp, *np;
- char mbox[BUFSIZ],
- buffer[BUFSIZ],
- file[BUFSIZ],
- host[BUFSIZ],
- prf[BUFSIZ];
- register FILE *fp;
-
- switch (*item) {
- case '*':
- switch (*++item) {
- case '/':
- hp = item;
- break;
-
- case 0:
- if ((cp = strrchr(bb->bb_file, '/')) == NULL || *++cp == 0) {
- strcpy (prf, "");
- cp = bb->bb_file;
- } else {
- snprintf (prf, sizeof(prf), "%.*s", cp - bb->bb_file, bb->bb_file);
- }
- if ((dp = strchr(cp, '.')) == NULL)
- dp = cp + strlen (cp);
- snprintf (file, sizeof(file), "%s.%.*s%s", prf, dp - cp, cp, DSTFILE);
- hp = file;
- break;
-
- default:
- snprintf (file, sizeof(file), "%s/%s", BBDir, item);
- hp = file;
- break;
- }
-
- if ((fp = fopen (hp, "r")) == NULL)
- return bblose ("unable to read file %s", hp);
- while (fgets (buffer, sizeof buffer, fp)) {
- if ((np = strchr(buffer, '\n')))
- *np = 0;
- if ((result = getbbitem (bb, buffer, action))) {
- fclose (fp);
- bblose ("error with file %s, item %s", hp, buffer);
- return result;
- }
- }
- fclose (fp);
- return OK;
-
- default:
- if ((hp = strrchr(item, '@'))) {
- *hp++ = 0;
- strncpy (mbox, item, sizeof(mbox));
- strncpy (host, hp, sizeof(host));
- *--hp = '@';
- }
- else {
- snprintf (mbox, sizeof(mbox), "%s%s", DISTADR, bb->bb_name);
- strncpy (host, item, sizeof(host));
- }
- if ((result = (*action) (mbox, host)))
- bblose ("action (%s, %s) returned 0%o", mbox, host, result);
- return result;
- }
-}
-
-
-static int
-bblose (char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- if (BBErrors[0] == 0)
- vsnprintf (BBErrors, sizeof(BBErrors), fmt, ap);
-
- va_end(ap);
- return NOTOK;
-}
-
-
-void
-make_lower (char *s1, char *s2)
-{
- if (!s1 || !s2)
- return;
-
- for (; *s2; s2++)
- *s1++ = isupper (*s2) ? tolower (*s2) : *s2;
- *s1 = 0;
-}
-
-
-static char *
-bbskip (char *p, char c)
-{
- if (p == NULL)
- return NULL;
-
- while (*p && *p != c)
- p++;
- if (*p)
- *p++ = 0;
-
- return p;
-}
-
-
-static char *
-our_getcpy (char *s)
-{
- register char *p;
- size_t len;
-
- if (s == NULL)
- return NULL;
-
- len = strlen (s) + 1;
- if ((p = malloc (len)))
- memcpy (p, s, len);
- return p;
-}
-
projects / mmh / blobdiff