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Diffstat (limited to 'src/libsystemd/sd-bus/bus-internal.c')
-rw-r--r--src/libsystemd/sd-bus/bus-internal.c374
1 files changed, 0 insertions, 374 deletions
diff --git a/src/libsystemd/sd-bus/bus-internal.c b/src/libsystemd/sd-bus/bus-internal.c
deleted file mode 100644
index caca679086..0000000000
--- a/src/libsystemd/sd-bus/bus-internal.c
+++ /dev/null
@@ -1,374 +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 "alloc-util.h"
-#include "bus-internal.h"
-#include "bus-message.h"
-#include "hexdecoct.h"
-#include "string-util.h"
-
-bool object_path_is_valid(const char *p) {
- const char *q;
- bool slash;
-
- if (!p)
- return false;
-
- if (p[0] != '/')
- return false;
-
- if (p[1] == 0)
- return true;
-
- for (slash = true, q = p+1; *q; q++)
- if (*q == '/') {
- if (slash)
- return false;
-
- slash = true;
- } else {
- bool good;
-
- good =
- (*q >= 'a' && *q <= 'z') ||
- (*q >= 'A' && *q <= 'Z') ||
- (*q >= '0' && *q <= '9') ||
- *q == '_';
-
- if (!good)
- return false;
-
- slash = false;
- }
-
- if (slash)
- return false;
-
- return true;
-}
-
-char* object_path_startswith(const char *a, const char *b) {
- const char *p;
-
- if (!object_path_is_valid(a) ||
- !object_path_is_valid(b))
- return NULL;
-
- if (streq(b, "/"))
- return (char*) a + 1;
-
- p = startswith(a, b);
- if (!p)
- return NULL;
-
- if (*p == 0)
- return (char*) p;
-
- if (*p == '/')
- return (char*) p + 1;
-
- return NULL;
-}
-
-bool interface_name_is_valid(const char *p) {
- const char *q;
- bool dot, found_dot = false;
-
- if (isempty(p))
- return false;
-
- for (dot = true, q = p; *q; q++)
- if (*q == '.') {
- if (dot)
- return false;
-
- found_dot = dot = true;
- } else {
- bool good;
-
- good =
- (*q >= 'a' && *q <= 'z') ||
- (*q >= 'A' && *q <= 'Z') ||
- (!dot && *q >= '0' && *q <= '9') ||
- *q == '_';
-
- if (!good)
- return false;
-
- dot = false;
- }
-
- if (q - p > 255)
- return false;
-
- if (dot)
- return false;
-
- if (!found_dot)
- return false;
-
- return true;
-}
-
-bool service_name_is_valid(const char *p) {
- const char *q;
- bool dot, found_dot = false, unique;
-
- if (isempty(p))
- return false;
-
- unique = p[0] == ':';
-
- for (dot = true, q = unique ? p+1 : p; *q; q++)
- if (*q == '.') {
- if (dot)
- return false;
-
- found_dot = dot = true;
- } else {
- bool good;
-
- good =
- (*q >= 'a' && *q <= 'z') ||
- (*q >= 'A' && *q <= 'Z') ||
- ((!dot || unique) && *q >= '0' && *q <= '9') ||
- *q == '_' || *q == '-';
-
- if (!good)
- return false;
-
- dot = false;
- }
-
- if (q - p > 255)
- return false;
-
- if (dot)
- return false;
-
- if (!found_dot)
- return false;
-
- return true;
-}
-
-char* service_name_startswith(const char *a, const char *b) {
- const char *p;
-
- if (!service_name_is_valid(a) ||
- !service_name_is_valid(b))
- return NULL;
-
- p = startswith(a, b);
- if (!p)
- return NULL;
-
- if (*p == 0)
- return (char*) p;
-
- if (*p == '.')
- return (char*) p + 1;
-
- return NULL;
-}
-
-bool member_name_is_valid(const char *p) {
- const char *q;
-
- if (isempty(p))
- return false;
-
- for (q = p; *q; q++) {
- bool good;
-
- good =
- (*q >= 'a' && *q <= 'z') ||
- (*q >= 'A' && *q <= 'Z') ||
- (*q >= '0' && *q <= '9') ||
- *q == '_';
-
- if (!good)
- return false;
- }
-
- if (q - p > 255)
- return false;
-
- return true;
-}
-
-/*
- * Complex pattern match
- * This checks whether @a is a 'complex-prefix' of @b, or @b is a
- * 'complex-prefix' of @a, based on strings that consist of labels with @c as
- * spearator. This function returns true if:
- * - both strings are equal
- * - either is a prefix of the other and ends with @c
- * The second rule makes sure that either string needs to be fully included in
- * the other, and the string which is considered the prefix needs to end with a
- * separator.
- */
-static bool complex_pattern_check(char c, const char *a, const char *b) {
- bool separator = false;
-
- if (!a && !b)
- return true;
-
- if (!a || !b)
- return false;
-
- for (;;) {
- if (*a != *b)
- return (separator && (*a == 0 || *b == 0));
-
- if (*a == 0)
- return true;
-
- separator = *a == c;
-
- a++, b++;
- }
-}
-
-bool namespace_complex_pattern(const char *pattern, const char *value) {
- return complex_pattern_check('.', pattern, value);
-}
-
-bool path_complex_pattern(const char *pattern, const char *value) {
- return complex_pattern_check('/', pattern, value);
-}
-
-/*
- * Simple pattern match
- * This checks whether @a is a 'simple-prefix' of @b, based on strings that
- * consist of labels with @c as separator. This function returns true, if:
- * - if @a and @b are equal
- * - if @a is a prefix of @b, and the first following character in @b (or the
- * last character in @a) is @c
- * The second rule basically makes sure that if @a is a prefix of @b, then @b
- * must follow with a new label separated by @c. It cannot extend the label.
- */
-static bool simple_pattern_check(char c, const char *a, const char *b) {
- bool separator = false;
-
- if (!a && !b)
- return true;
-
- if (!a || !b)
- return false;
-
- for (;;) {
- if (*a != *b)
- return *a == 0 && (*b == c || separator);
-
- if (*a == 0)
- return true;
-
- separator = *a == c;
-
- a++, b++;
- }
-}
-
-bool namespace_simple_pattern(const char *pattern, const char *value) {
- return simple_pattern_check('.', pattern, value);
-}
-
-bool path_simple_pattern(const char *pattern, const char *value) {
- return simple_pattern_check('/', pattern, value);
-}
-
-int bus_message_type_from_string(const char *s, uint8_t *u) {
- if (streq(s, "signal"))
- *u = SD_BUS_MESSAGE_SIGNAL;
- else if (streq(s, "method_call"))
- *u = SD_BUS_MESSAGE_METHOD_CALL;
- else if (streq(s, "error"))
- *u = SD_BUS_MESSAGE_METHOD_ERROR;
- else if (streq(s, "method_return"))
- *u = SD_BUS_MESSAGE_METHOD_RETURN;
- else
- return -EINVAL;
-
- return 0;
-}
-
-const char *bus_message_type_to_string(uint8_t u) {
- if (u == SD_BUS_MESSAGE_SIGNAL)
- return "signal";
- else if (u == SD_BUS_MESSAGE_METHOD_CALL)
- return "method_call";
- else if (u == SD_BUS_MESSAGE_METHOD_ERROR)
- return "error";
- else if (u == SD_BUS_MESSAGE_METHOD_RETURN)
- return "method_return";
- else
- return NULL;
-}
-
-char *bus_address_escape(const char *v) {
- const char *a;
- char *r, *b;
-
- r = new(char, strlen(v)*3+1);
- if (!r)
- return NULL;
-
- for (a = v, b = r; *a; a++) {
-
- if ((*a >= '0' && *a <= '9') ||
- (*a >= 'a' && *a <= 'z') ||
- (*a >= 'A' && *a <= 'Z') ||
- strchr("_-/.", *a))
- *(b++) = *a;
- else {
- *(b++) = '%';
- *(b++) = hexchar(*a >> 4);
- *(b++) = hexchar(*a & 0xF);
- }
- }
-
- *b = 0;
- return r;
-}
-
-int bus_maybe_reply_error(sd_bus_message *m, int r, sd_bus_error *error) {
- assert(m);
-
- if (r < 0) {
- if (m->header->type == SD_BUS_MESSAGE_METHOD_CALL)
- sd_bus_reply_method_errno(m, r, error);
-
- } else if (sd_bus_error_is_set(error)) {
- if (m->header->type == SD_BUS_MESSAGE_METHOD_CALL)
- sd_bus_reply_method_error(m, error);
- } else
- return r;
-
- log_debug("Failed to process message [type=%s sender=%s path=%s interface=%s member=%s signature=%s]: %s",
- bus_message_type_to_string(m->header->type),
- strna(m->sender),
- strna(m->path),
- strna(m->interface),
- strna(m->member),
- strna(m->root_container.signature),
- bus_error_message(error, r));
-
- return 1;
-}
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