Add a function to destroy a MeshLink instance.

[meshlink] / src / meshlink.c

diff --git a/src/meshlink.c b/src/meshlink.c
index cbbb64d3728abe7ca3121237ebfe50800c9bbfb9..e9250e2509efd15e920e6ddc04c379d535fef00b 100644 (file)
--- a/src/meshlink.c
+++ b/src/meshlink.c
@@ -1049,6 +1049,49 @@ void meshlink_close(meshlink_handle_t *mesh) {
        free(mesh);
 }
 
+static void deltree(const char *dirname) {
+       DIR *d = opendir(dirname);
+       if(d) {
+               struct dirent *ent;
+               while((ent = readdir(d))) {
+                       if(ent->d_name[0] == '.')
+                               continue;
+                       char filename[PATH_MAX];
+                       snprintf(filename, sizeof filename, "%s" SLASH "%s", dirname, ent->d_name);
+                       if(unlink(filename))
+                               deltree(filename);
+               }
+               closedir(d);
+       }
+       rmdir(dirname);
+       return;
+}
+
+bool meshlink_destroy(const char *confbase) {
+       if(!confbase) {
+               meshlink_errno = MESHLINK_EINVAL;
+               return false;
+       }
+
+       char filename[PATH_MAX];
+       snprintf(filename, sizeof filename, "%s" SLASH "meshlink.conf", confbase);
+
+       if(unlink(filename)) {
+               if(errno == ENOENT) {
+                       meshlink_errno = MESHLINK_ENOENT;
+                       return false;
+               } else {
+                       logger(NULL, MESHLINK_ERROR, "Cannot delete %s: %s\n", filename, strerror(errno));
+                       meshlink_errno = MESHLINK_ESTORAGE;
+                       return false;
+               }
+       }
+
+       deltree(confbase);
+
+       return true;
+}
+
 void meshlink_set_receive_cb(meshlink_handle_t *mesh, meshlink_receive_cb_t cb) {
        if(!mesh) {
                meshlink_errno = MESHLINK_EINVAL;