*/
if (index == INDEX_DIR) {
struct passwd *pwd;
+ char *xdg_dir, *old_dir, *old_dir2, *old_dir3, *home, *pwd_home;
env = getenv("PUTTYDIR");
if (env)
return dupstr(env);
- env = getenv("HOME");
- if (env)
- return dupprintf("%s/.putty", env);
+
+ home = getenv("HOME");
pwd = getpwuid(getuid());
- if (pwd && pwd->pw_dir)
- return dupprintf("%s/.putty", pwd->pw_dir);
- return dupstr("/.putty");
+ if (pwd && pwd->pw_dir) {
+ pwd_home = pwd->pw_dir;
+ } else {
+ pwd_home = NULL;
+ }
+
+ xdg_dir = NULL;
+ env = getenv("XDG_CONFIG_HOME");
+ if (env && *env) {
+ xdg_dir = dupprintf("%s/putty", env);
+ }
+ if (!xdg_dir) {
+ if (home) {
+ tmp = home;
+ } else if (pwd_home) {
+ tmp = pwd_home;
+ } else {
+ tmp = "";
+ }
+ xdg_dir = dupprintf("%s/.config/putty", tmp);
+ }
+ if (xdg_dir && access(xdg_dir, F_OK) == 0) {
+ return xdg_dir;
+ }
+
+ old_dir = old_dir2 = old_dir3 = NULL;
+ if (home) {
+ old_dir = dupprintf("%s/.putty", home);
+ }
+ if (pwd_home) {
+ old_dir2 = dupprintf("%s/.putty", pwd_home);
+ }
+ old_dir3 = dupstr("/.putty");
+
+ if (old_dir && access(old_dir, F_OK) == 0) {
+ ret = old_dir;
+ goto out;
+ }
+ if (old_dir2 && access(old_dir2, F_OK) == 0) {
+ ret = old_dir2;
+ goto out;
+ }
+ if (access(old_dir3, F_OK) == 0) {
+ ret = old_dir3;
+ goto out;
+ }
+#ifdef XDG_DEFAULT
+ if (xdg_dir) {
+ ret = xdg_dir;
+ goto out;
+ }
+#endif
+ ret = old_dir ? old_dir : (old_dir2 ? old_dir2 : old_dir3);
+
+ out:
+ if (ret != old_dir)
+ sfree(old_dir);
+ if (ret != old_dir2)
+ sfree(old_dir2);
+ if (ret != old_dir3)
+ sfree(old_dir3);
+ if (ret != xdg_dir)
+ sfree(xdg_dir);
+ return ret;
}
if (index == INDEX_SESSIONDIR) {
env = getenv("PUTTYSESSIONS");
void *open_settings_w(const char *sessionname, char **errmsg)
{
- char *filename;
+ char *filename, *err;
FILE *fp;
*errmsg = NULL;
* subdir actually exist.
*/
filename = make_filename(INDEX_DIR, NULL);
- if (mkdir(filename, 0700) < 0 && errno != EEXIST) {
- *errmsg = dupprintf("Unable to save session: mkdir(\"%s\") "
- "returned '%s'", filename, strerror(errno));
+ if ((err = make_dir_path(filename, 0700)) != NULL) {
+ *errmsg = dupprintf("Unable to save session: %s", err);
+ sfree(err);
sfree(filename);
return NULL;
}
sfree(filename);
filename = make_filename(INDEX_SESSIONDIR, NULL);
- if (mkdir(filename, 0700) < 0 && errno != EEXIST) {
- *errmsg = dupprintf("Unable to save session: mkdir(\"%s\") "
- "returned '%s'", filename, strerror(errno));
+ if ((err = make_dir_path(filename, 0700)) != NULL) {
+ *errmsg = dupprintf("Unable to save session: %s", err);
+ sfree(err);
sfree(filename);
return NULL;
}
return ret;
}
+int have_ssh_host_key(const char *hostname, int port,
+ const char *keytype)
+{
+ /*
+ * If we have a host key, verify_host_key will return 0 or 2.
+ * If we don't have one, it'll return 1.
+ */
+ return verify_host_key(hostname, port, keytype, "") != 1;
+}
+
void store_host_key(const char *hostname, int port,
const char *keytype, const char *key)
{
tmpfilename = make_filename(INDEX_HOSTKEYS_TMP, NULL);
wfp = fopen(tmpfilename, "w");
if (!wfp && errno == ENOENT) {
- char *dir;
+ char *dir, *errmsg;
dir = make_filename(INDEX_DIR, NULL);
- if (mkdir(dir, 0700) < 0) {
- char *msg = dupprintf("Unable to store host key: mkdir(\"%s\") "
- "returned '%s'", dir, strerror(errno));
- nonfatal(msg);
+ if ((errmsg = make_dir_path(dir, 0700)) != NULL) {
+ nonfatal("Unable to store host key: %s", errmsg);
+ sfree(errmsg);
sfree(dir);
sfree(tmpfilename);
return;
wfp = fopen(tmpfilename, "w");
}
if (!wfp) {
- char *msg = dupprintf("Unable to store host key: open(\"%s\") "
- "returned '%s'", tmpfilename, strerror(errno));
- nonfatal(msg);
+ nonfatal("Unable to store host key: open(\"%s\") "
+ "returned '%s'", tmpfilename, strerror(errno));
sfree(tmpfilename);
return;
}
fclose(wfp);
if (rename(tmpfilename, filename) < 0) {
- char *msg = dupprintf("Unable to store host key: rename(\"%s\",\"%s\")"
- " returned '%s'", tmpfilename, filename,
- strerror(errno));
- nonfatal(msg);
+ nonfatal("Unable to store host key: rename(\"%s\",\"%s\")"
+ " returned '%s'", tmpfilename, filename,
+ strerror(errno));
}
sfree(tmpfilename);
fd = open(fname, O_CREAT | O_WRONLY, 0600);
if (fd < 0) {
if (errno != ENOENT) {
- char *msg = dupprintf("Unable to write random seed: open(\"%s\") "
- "returned '%s'", fname, strerror(errno));
- nonfatal(msg);
- sfree(msg);
+ nonfatal("Unable to write random seed: open(\"%s\") "
+ "returned '%s'", fname, strerror(errno));
sfree(fname);
return;
}
- char *dir;
+ char *dir, *errmsg;
dir = make_filename(INDEX_DIR, NULL);
- if (mkdir(dir, 0700) < 0) {
- char *msg = dupprintf("Unable to write random seed: mkdir(\"%s\") "
- "returned '%s'", dir, strerror(errno));
- nonfatal(msg);
- sfree(msg);
+ if ((errmsg = make_dir_path(dir, 0700)) != NULL) {
+ nonfatal("Unable to write random seed: %s", errmsg);
+ sfree(errmsg);
sfree(fname);
sfree(dir);
return;
fd = open(fname, O_CREAT | O_WRONLY, 0600);
if (fd < 0) {
- char *msg = dupprintf("Unable to write random seed: open(\"%s\") "
- "returned '%s'", fname, strerror(errno));
- nonfatal(msg);
- sfree(msg);
+ nonfatal("Unable to write random seed: open(\"%s\") "
+ "returned '%s'", fname, strerror(errno));
sfree(fname);
return;
}
while (len > 0) {
int ret = write(fd, data, len);
if (ret < 0) {
- char *msg = dupprintf("Unable to write random seed: write "
- "returned '%s'", strerror(errno));
- nonfatal(msg);
- sfree(msg);
+ nonfatal("Unable to write random seed: write "
+ "returned '%s'", strerror(errno));
break;
}
len -= ret;