Load studio (part 1)

catdup.c

@@ -50,3 +50,29 @@ char * catdup(const char * s1, const char * s2)
 
   return buffer;
 }
+
+char * catdup3(const char * s1, const char * s2, const char * s3)
+{
+  char * buffer;
+  size_t s1_len, s2_len, s3_len;
+
+  assert(s1 != NULL && s2 != NULL && s3 != NULL);
+
+  s1_len = strlen(s1);
+  s2_len = strlen(s2);
+  s3_len = strlen(s3);
+
+  buffer = malloc(s1_len + s2_len + s3_len + 1);
+  if (buffer == NULL)
+  {
+    lash_error("malloc() failed.");
+    return NULL;
+  }
+
+  memcpy(buffer, s1, s1_len);
+  memcpy(buffer + s1_len, s2, s2_len);
+  memcpy(buffer + s1_len + s2_len, s3, s3_len);
+  buffer[s1_len + s2_len + s3_len] = 0;
+
+  return buffer;
+}

catdup.h

@@ -28,5 +28,6 @@
 #define CATDUP_H__D42302F1_4D96_4EE4_AC09_E97ED5748277__INCLUDED
 
 char * catdup(const char * s1, const char * s2);
+char * catdup3(const char * s1, const char * s2, const char * s3);
 
 #endif /* #ifndef CATDUP_H__D42302F1_4D96_4EE4_AC09_E97ED5748277__INCLUDED */

daemon/studio.c

@@ -1039,6 +1039,7 @@ bool studios_iterate(void * call_ptr, void * context, bool (* callback)(void * c
       return false;
     }
 
+    /* TODO: unescape */
     dentry->d_name[len - 4] = 0;
 
     if (stat(path, &st) != 0)
@@ -1063,12 +1064,49 @@ bool studios_iterate(void * call_ptr, void * context, bool (* callback)(void * c
 
 bool studio_load(void * call_ptr, const char * studio_name)
 {
+  char * path;
+  struct stat st;
+
   lash_info("Loading studio '%s'", studio_name);
 
+  /* TODO: unescape */
+  path = catdup3(g_studios_dir, studio_name, ".xml");
+  if (path == NULL)
+  {
+    lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "catdup3() failed to compose path of studio \%s\" file", studio_name);
+    return false;
+  }
+
+  lash_info("'%s'", path);
+
+  if (stat(path, &st) != 0)
+  {
+    lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "failed to stat '%s': %d (%s)", path, errno, strerror(errno));
+    free(path);
+    return false;
+  }
+
   studio_clear();
 
-  lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "Not implemented yet");
-  return false;
+  g_studio.name = strdup(studio_name);
+  if (g_studio.name == NULL)
+  {
+    lash_dbus_error(call_ptr, LASH_DBUS_ERROR_GENERIC, "strdup(\"%s\") failed", studio_name);
+    free(path);
+    return false;
+  }
+
+  g_studio.filename = path;
+
+  /* TODO: load jack params from xml */
+
+  studio_activate();
+
+  if (!jack_proxy_start_server())
+  {
+  }
+
+  return true;
 }
 
 void emit_studio_renamed()