int syslog_parse_priority(const char **p, int *priority, bool with_facility) {
int a = 0, b = 0, c = 0;
int k;
assert(p);
assert(*p);
assert(priority);
if ((*p)[0] != '<')
return 0;
if (!strchr(*p, '>'))
return 0;
if ((*p)[2] == '>') {
c = undecchar((*p)[1]);
k = 3;
} else if ((*p)[3] == '>') {
b = undecchar((*p)[1]);
c = undecchar((*p)[2]);
k = 4;
} else if ((*p)[4] == '>') {
a = undecchar((*p)[1]);
b = undecchar((*p)[2]);
c = undecchar((*p)[3]);
k = 5;
} else
return 0;
if (a < 0 || b < 0 || c < 0 ||
(!with_facility && (a || b || c > 7)))
return 0;
if (with_facility)
*priority = a*100 + b*10 + c;
else
*priority = (*priority & LOG_FACMASK) | c;
*p += k;
return 1;
}
static void test_undecchar(void) {
assert_se(undecchar('0') == 0);
assert_se(undecchar('9') == 9);
}
enum bus_match_node_type bus_match_node_type_from_string(const char *k, size_t n) {
assert(k);
if (n == 4 && startswith(k, "type"))
return BUS_MATCH_MESSAGE_TYPE;
if (n == 6 && startswith(k, "sender"))
return BUS_MATCH_SENDER;
if (n == 11 && startswith(k, "destination"))
return BUS_MATCH_DESTINATION;
if (n == 9 && startswith(k, "interface"))
return BUS_MATCH_INTERFACE;
if (n == 6 && startswith(k, "member"))
return BUS_MATCH_MEMBER;
if (n == 4 && startswith(k, "path"))
return BUS_MATCH_PATH;
if (n == 14 && startswith(k, "path_namespace"))
return BUS_MATCH_PATH_NAMESPACE;
if (n == 4 && startswith(k, "arg")) {
int j;
j = undecchar(k[3]);
if (j < 0)
return -EINVAL;
return BUS_MATCH_ARG + j;
}
if (n == 5 && startswith(k, "arg")) {
int a, b;
enum bus_match_node_type t;
a = undecchar(k[3]);
b = undecchar(k[4]);
if (a <= 0 || b < 0)
return -EINVAL;
t = BUS_MATCH_ARG + a * 10 + b;
if (t > BUS_MATCH_ARG_LAST)
return -EINVAL;
return t;
}
if (n == 8 && startswith(k, "arg") && startswith(k + 4, "path")) {
int j;
j = undecchar(k[3]);
if (j < 0)
return -EINVAL;
return BUS_MATCH_ARG_PATH + j;
}
if (n == 9 && startswith(k, "arg") && startswith(k + 5, "path")) {
enum bus_match_node_type t;
int a, b;
a = undecchar(k[3]);
b = undecchar(k[4]);
if (a <= 0 || b < 0)
return -EINVAL;
t = BUS_MATCH_ARG_PATH + a * 10 + b;
if (t > BUS_MATCH_ARG_PATH_LAST)
return -EINVAL;
return t;
}
if (n == 13 && startswith(k, "arg") && startswith(k + 4, "namespace")) {
int j;
j = undecchar(k[3]);
if (j < 0)
return -EINVAL;
return BUS_MATCH_ARG_NAMESPACE + j;
}
if (n == 14 && startswith(k, "arg") && startswith(k + 5, "namespace")) {
enum bus_match_node_type t;
int a, b;
a = undecchar(k[3]);
b = undecchar(k[4]);
if (a <= 0 || b < 0)
return -EINVAL;
t = BUS_MATCH_ARG_NAMESPACE + a * 10 + b;
if (t > BUS_MATCH_ARG_NAMESPACE_LAST)
return -EINVAL;
return t;
}
return -EINVAL;
}
