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comparehome
2007 Sep 07
0
Public key reading abstraction (to allow future work)
...and and
- * error buffer plus max size as arguments.
- *
- * Returns 0 on success and -1 on failure
- */
-int
-secure_filename(FILE *f, const char *file, struct passwd *pw,
- char *err, size_t errlen)
-{
- uid_t uid = pw->pw_uid;
- char buf[MAXPATHLEN], homedir[MAXPATHLEN];
- char *cp;
- int comparehome = 0;
- struct stat st;
-
- if (realpath(file, buf) == NULL) {
- snprintf(err, errlen, "realpath %s failed: %s", file,
- strerror(errno));
- return -1;
- }
- if (realpath(pw->pw_dir, homedir) != NULL)
- comparehome = 1;
-
- /* check the open file to avoid races */
- if (fstat(f...