X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd-bus%2Fbus-internal.c;h=0bea8cac498918b3e2f959ac07da4e8152c5558c;hb=ff2ea19264b016bd34232cd9c4820c9547413a9a;hp=317f6a8a9cdea436647a59536b670fa6492236dc;hpb=392d5b378ceae5e1fd7c91ca545fcf4cd105744a;p=elogind.git

diff --git a/src/libsystemd-bus/bus-internal.c b/src/libsystemd-bus/bus-internal.c
index 317f6a8a9..0bea8cac4 100644
--- a/src/libsystemd-bus/bus-internal.c
+++ b/src/libsystemd-bus/bus-internal.c
@@ -61,9 +61,32 @@ bool object_path_is_valid(const char *p) {
         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;
+        bool dot, found_dot = false;
 
         if (isempty(p))
                 return false;
@@ -103,7 +126,7 @@ bool interface_name_is_valid(const char *p) {
 
 bool service_name_is_valid(const char *p) {
         const char *q;
-        bool dot, found_dot, unique;
+        bool dot, found_dot = false, unique;
 
         if (isempty(p))
                 return false;
@@ -141,7 +164,6 @@ bool service_name_is_valid(const char *p) {
                 return false;
 
         return true;
-
 }
 
 bool member_name_is_valid(const char *p) {
@@ -172,6 +194,12 @@ bool member_name_is_valid(const char *p) {
 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)) ||
@@ -196,6 +224,13 @@ bool path_complex_pattern(const char *pattern, const char *value) {
 }
 
 static bool simple_pattern_check(char c, const char *a, const char *b) {
+
+        if (!a && !b)
+                return true;
+
+        if (!a || !b)
+                return false;
+
         for (;;) {
                 if (*a != *b)
                         return *a == 0 && *b == c;
@@ -217,15 +252,54 @@ bool path_simple_pattern(const char *pattern, const char *value) {
 
 int bus_message_type_from_string(const char *s, uint8_t *u) {
         if (streq(s, "signal"))
-                *u = SD_BUS_MESSAGE_TYPE_SIGNAL;
+                *u = SD_BUS_MESSAGE_SIGNAL;
         else if (streq(s, "method_call"))
-                *u = SD_BUS_MESSAGE_TYPE_METHOD_CALL;
+                *u = SD_BUS_MESSAGE_METHOD_CALL;
         else if (streq(s, "error"))
-                *u = SD_BUS_MESSAGE_TYPE_METHOD_ERROR;
+                *u = SD_BUS_MESSAGE_METHOD_ERROR;
         else if (streq(s, "method_return"))
-                *u = SD_BUS_MESSAGE_TYPE_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;
+}