diff options
Diffstat (limited to 'other/openssh-2.1.1p4/tildexpand.c')
| -rw-r--r-- | other/openssh-2.1.1p4/tildexpand.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/other/openssh-2.1.1p4/tildexpand.c b/other/openssh-2.1.1p4/tildexpand.c deleted file mode 100644 index d10ea00..0000000 --- a/other/openssh-2.1.1p4/tildexpand.c +++ /dev/null | |||
| @@ -1,66 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * Author: Tatu Ylonen <ylo@cs.hut.fi> | ||
| 3 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland | ||
| 4 | * All rights reserved | ||
| 5 | * Created: Wed Jul 12 01:07:36 1995 ylo | ||
| 6 | */ | ||
| 7 | |||
| 8 | #include "includes.h" | ||
| 9 | RCSID("$OpenBSD: tildexpand.c,v 1.7 2000/06/20 01:39:45 markus Exp $"); | ||
| 10 | |||
| 11 | #include "xmalloc.h" | ||
| 12 | #include "ssh.h" | ||
| 13 | |||
| 14 | /* | ||
| 15 | * Expands tildes in the file name. Returns data allocated by xmalloc. | ||
| 16 | * Warning: this calls getpw*. | ||
| 17 | */ | ||
| 18 | char * | ||
| 19 | tilde_expand_filename(const char *filename, uid_t my_uid) | ||
| 20 | { | ||
| 21 | const char *cp; | ||
| 22 | unsigned int userlen; | ||
| 23 | char *expanded; | ||
| 24 | struct passwd *pw; | ||
| 25 | char user[100]; | ||
| 26 | int len; | ||
| 27 | |||
| 28 | /* Return immediately if no tilde. */ | ||
| 29 | if (filename[0] != '~') | ||
| 30 | return xstrdup(filename); | ||
| 31 | |||
| 32 | /* Skip the tilde. */ | ||
| 33 | filename++; | ||
| 34 | |||
| 35 | /* Find where the username ends. */ | ||
| 36 | cp = strchr(filename, '/'); | ||
| 37 | if (cp) | ||
| 38 | userlen = cp - filename; /* Something after username. */ | ||
| 39 | else | ||
| 40 | userlen = strlen(filename); /* Nothing after username. */ | ||
| 41 | if (userlen == 0) | ||
| 42 | pw = getpwuid(my_uid); /* Own home directory. */ | ||
| 43 | else { | ||
| 44 | /* Tilde refers to someone elses home directory. */ | ||
| 45 | if (userlen > sizeof(user) - 1) | ||
| 46 | fatal("User name after tilde too long."); | ||
| 47 | memcpy(user, filename, userlen); | ||
| 48 | user[userlen] = 0; | ||
| 49 | pw = getpwnam(user); | ||
| 50 | } | ||
| 51 | if (!pw) | ||
| 52 | fatal("Unknown user %100s.", user); | ||
| 53 | |||
| 54 | /* If referring to someones home directory, return it now. */ | ||
| 55 | if (!cp) { | ||
| 56 | /* Only home directory specified */ | ||
| 57 | return xstrdup(pw->pw_dir); | ||
| 58 | } | ||
| 59 | /* Build a path combining the specified directory and path. */ | ||
| 60 | len = strlen(pw->pw_dir) + strlen(cp + 1) + 2; | ||
| 61 | if (len > MAXPATHLEN) | ||
| 62 | fatal("Home directory too long (%d > %d", len-1, MAXPATHLEN-1); | ||
| 63 | expanded = xmalloc(len); | ||
| 64 | snprintf(expanded, len, "%s/%s", pw->pw_dir, cp + 1); | ||
| 65 | return expanded; | ||
| 66 | } | ||
