diff options
Diffstat (limited to 'src/shared/specifier.c')
| -rw-r--r-- | src/shared/specifier.c | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/src/shared/specifier.c b/src/shared/specifier.c deleted file mode 100644 index 1c17eb5251..0000000000 --- a/src/shared/specifier.c +++ /dev/null @@ -1,188 +0,0 @@ -/*** - This file is part of systemd. - - Copyright 2010 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <errno.h> -#include <stdbool.h> -#include <stddef.h> -#include <stdlib.h> -#include <string.h> -#include <sys/utsname.h> - -#include "sd-id128.h" - -#include "alloc-util.h" -#include "hostname-util.h" -#include "macro.h" -#include "specifier.h" -#include "string-util.h" - -/* - * Generic infrastructure for replacing %x style specifiers in - * strings. Will call a callback for each replacement. - * - */ - -int specifier_printf(const char *text, const Specifier table[], void *userdata, char **_ret) { - char *ret, *t; - const char *f; - bool percent = false; - size_t l; - int r; - - assert(text); - assert(table); - - l = strlen(text); - ret = new(char, l+1); - if (!ret) - return -ENOMEM; - - t = ret; - - for (f = text; *f; f++, l--) { - - if (percent) { - if (*f == '%') - *(t++) = '%'; - else { - const Specifier *i; - - for (i = table; i->specifier; i++) - if (i->specifier == *f) - break; - - if (i->lookup) { - _cleanup_free_ char *w = NULL; - char *n; - size_t k, j; - - r = i->lookup(i->specifier, i->data, userdata, &w); - if (r < 0) { - free(ret); - return r; - } - - j = t - ret; - k = strlen(w); - - n = new(char, j + k + l + 1); - if (!n) { - free(ret); - return -ENOMEM; - } - - memcpy(n, ret, j); - memcpy(n + j, w, k); - - free(ret); - - ret = n; - t = n + j + k; - } else { - *(t++) = '%'; - *(t++) = *f; - } - } - - percent = false; - } else if (*f == '%') - percent = true; - else - *(t++) = *f; - } - - *t = 0; - *_ret = ret; - return 0; -} - -/* Generic handler for simple string replacements */ - -int specifier_string(char specifier, void *data, void *userdata, char **ret) { - char *n; - - n = strdup(strempty(data)); - if (!n) - return -ENOMEM; - - *ret = n; - return 0; -} - -int specifier_machine_id(char specifier, void *data, void *userdata, char **ret) { - sd_id128_t id; - char *n; - int r; - - r = sd_id128_get_machine(&id); - if (r < 0) - return r; - - n = new(char, 33); - if (!n) - return -ENOMEM; - - *ret = sd_id128_to_string(id, n); - return 0; -} - -int specifier_boot_id(char specifier, void *data, void *userdata, char **ret) { - sd_id128_t id; - char *n; - int r; - - r = sd_id128_get_boot(&id); - if (r < 0) - return r; - - n = new(char, 33); - if (!n) - return -ENOMEM; - - *ret = sd_id128_to_string(id, n); - return 0; -} - -int specifier_host_name(char specifier, void *data, void *userdata, char **ret) { - char *n; - - n = gethostname_malloc(); - if (!n) - return -ENOMEM; - - *ret = n; - return 0; -} - -int specifier_kernel_release(char specifier, void *data, void *userdata, char **ret) { - struct utsname uts; - char *n; - int r; - - r = uname(&uts); - if (r < 0) - return -errno; - - n = strdup(uts.release); - if (!n) - return -ENOMEM; - - *ret = n; - return 0; -} |