Mercurial > hg > rlgallery-misc
view dgl/rlgwebd-compat.patch @ 76:c99fac2b0dc7
Add files related to SSL support.
author | John "Elwin" Edwards |
---|---|
date | Fri, 30 Dec 2016 12:48:58 -0500 |
parents | c2127bc98694 |
children | 1bddd1839831 |
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diff --git a/dgamelaunch.c b/dgamelaunch.c index a52812d..6107851 100644 --- a/dgamelaunch.c +++ b/dgamelaunch.c @@ -1489,7 +1489,10 @@ int changepw (int dowrite) { char buf[DGL_PASSWDLEN+1]; + char salt[21]; int error = 2; + int i; + FILE *urandom; /* A precondition is that struct `me' exists because we can be not-yet-logged-in. */ if (!me) { @@ -1553,8 +1556,28 @@ changepw (int dowrite) error = 1; } + salt[0] = salt[2] = salt[19] = '$'; + salt[1] = '6'; + salt[20] = '\0'; + urandom = fopen("/dev/urandom", "r"); + for (i = 3; i < 19; i++) { + /* This does waste four random bytes. */ + fread(salt + i, 1, 1, urandom); + salt[i] &= 0x3f; + if (salt[i] < 26) + salt[i] += 'a'; + else if (salt[i] < 52) + salt[i] = 'A' + salt[i] - 26; + else if (salt[i] < 62) + salt[i] = '0' + salt[i] - 52; + else if (salt[i] == 62) + salt[i] = '.'; + else + salt[i] = '/'; + } + fclose(urandom); free(me->password); - me->password = strdup (crypt (buf, buf)); + me->password = strdup (crypt (buf, salt)); if (dowrite) writefile (0); @@ -2054,6 +2077,12 @@ passwordgood (char *cpw) char *crypted; assert (me != NULL); + crypted = crypt (cpw, me->password); + if (crypted == NULL) + return 0; + if (!strncmp (crypted, me->password, DGL_PASSWDLEN)) + return 1; + crypted = crypt (cpw, cpw); if (crypted == NULL) return 0; diff --git a/dgamelaunch.h b/dgamelaunch.h index e298adf..411c7c3 100644 --- a/dgamelaunch.h +++ b/dgamelaunch.h @@ -20,7 +20,7 @@ #define dglsign(x) (x < 0 ? -1 : (x > 0 ? 1 : 0)) #define DGL_PLAYERNAMELEN 30 /* max. length of player name */ -#define DGL_PASSWDLEN 20 /* max. length of passwords */ +#define DGL_PASSWDLEN 108 /* max. length of passwords */ #define DGL_MAILMSGLEN 80 /* max. length of mail message */ #define DGL_MAXWATCHCOLS 10 diff --git a/dgl-common.c b/dgl-common.c index 80560b5..94f7b69 100644 --- a/dgl-common.c +++ b/dgl-common.c @@ -608,7 +608,7 @@ game_read_extra_info(struct dg_game *game, const char *extra_info_file) struct dg_game ** populate_games (int xgame, int *l, struct dg_user *me) { - int fd, len, n, pid; + int fd, len, n, pid, is_node; DIR *pdir; struct dirent *pdirent; struct stat pstat; @@ -646,13 +646,15 @@ populate_games (int xgame, int *l, struct dg_user *me) if (!inprog) continue; + is_node = strchr(pdirent->d_name, ':') && !strncmp(strchr(pdirent->d_name, ':'), ":node:", 6); + snprintf (fullname, 130, "%s%s", inprog, pdirent->d_name); fd = 0; /* O_RDWR here should be O_RDONLY, but we need to test for * an exclusive lock */ fd = open (fullname, O_RDWR); - if (fd >= 0 && (fcntl (fd, F_SETLK, &fl) == -1)) + if (fd >= 0 && (is_node || (fcntl (fd, F_SETLK, &fl) == -1))) { char *ttrecdir = NULL; strncpy(playername, pdirent->d_name, DGL_PLAYERNAMELEN); @@ -666,6 +668,9 @@ populate_games (int xgame, int *l, struct dg_user *me) graceful_exit(145); } replacestr++; + if (is_node) { + replacestr += 5; + } ttrecdir = dgl_format_str(game, me, myconfig[game]->ttyrecdir, playername); if (!ttrecdir) continue; @@ -688,6 +693,8 @@ populate_games (int xgame, int *l, struct dg_user *me) strlcpy (games[len]->name, pdirent->d_name, strlen (pdirent->d_name) + 1); + if (is_node) + replacestr += 5; games[len]->date = malloc (11); strlcpy (games[len]->date, replacestr + 1, 11);