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Diffstat (limited to 'src/libsystemd/sd-bus/bus-signature.c')
-rw-r--r--src/libsystemd/sd-bus/bus-signature.c158
1 files changed, 0 insertions, 158 deletions
diff --git a/src/libsystemd/sd-bus/bus-signature.c b/src/libsystemd/sd-bus/bus-signature.c
deleted file mode 100644
index 7bc243494a..0000000000
--- a/src/libsystemd/sd-bus/bus-signature.c
+++ /dev/null
@@ -1,158 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2013 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 <util.h>
-
-#include "bus-signature.h"
-#include "bus-type.h"
-
-static int signature_element_length_internal(
- const char *s,
- bool allow_dict_entry,
- unsigned array_depth,
- unsigned struct_depth,
- size_t *l) {
-
- int r;
-
- if (!s)
- return -EINVAL;
-
- assert(l);
-
- if (bus_type_is_basic(*s) || *s == SD_BUS_TYPE_VARIANT) {
- *l = 1;
- return 0;
- }
-
- if (*s == SD_BUS_TYPE_ARRAY) {
- size_t t;
-
- if (array_depth >= 32)
- return -EINVAL;
-
- r = signature_element_length_internal(s + 1, true, array_depth+1, struct_depth, &t);
- if (r < 0)
- return r;
-
- *l = t + 1;
- return 0;
- }
-
- if (*s == SD_BUS_TYPE_STRUCT_BEGIN) {
- const char *p = s + 1;
-
- if (struct_depth >= 32)
- return -EINVAL;
-
- while (*p != SD_BUS_TYPE_STRUCT_END) {
- size_t t;
-
- r = signature_element_length_internal(p, false, array_depth, struct_depth+1, &t);
- if (r < 0)
- return r;
-
- p += t;
- }
-
- *l = p - s + 1;
- return 0;
- }
-
- if (*s == SD_BUS_TYPE_DICT_ENTRY_BEGIN && allow_dict_entry) {
- const char *p = s + 1;
- unsigned n = 0;
-
- if (struct_depth >= 32)
- return -EINVAL;
-
- while (*p != SD_BUS_TYPE_DICT_ENTRY_END) {
- size_t t;
-
- if (n == 0 && !bus_type_is_basic(*p))
- return -EINVAL;
-
- r = signature_element_length_internal(p, false, array_depth, struct_depth+1, &t);
- if (r < 0)
- return r;
-
- p += t;
- n++;
- }
-
- if (n != 2)
- return -EINVAL;
-
- *l = p - s + 1;
- return 0;
- }
-
- return -EINVAL;
-}
-
-
-int signature_element_length(const char *s, size_t *l) {
- return signature_element_length_internal(s, true, 0, 0, l);
-}
-
-bool signature_is_single(const char *s, bool allow_dict_entry) {
- int r;
- size_t t;
-
- if (!s)
- return false;
-
- r = signature_element_length_internal(s, allow_dict_entry, 0, 0, &t);
- if (r < 0)
- return false;
-
- return s[t] == 0;
-}
-
-bool signature_is_pair(const char *s) {
-
- if (!s)
- return false;
-
- if (!bus_type_is_basic(*s))
- return false;
-
- return signature_is_single(s + 1, false);
-}
-
-bool signature_is_valid(const char *s, bool allow_dict_entry) {
- const char *p;
- int r;
-
- if (!s)
- return false;
-
- p = s;
- while (*p) {
- size_t t;
-
- r = signature_element_length_internal(p, allow_dict_entry, 0, 0, &t);
- if (r < 0)
- return false;
-
- p += t;
- }
-
- return p - s <= 255;
-}