return 0;
}
+/**
+ * Set subbuffer size.
+ *
+ * @param channel_size Channel name and size
+ * @param pid Traced process ID
+ * @return 0 if successful, or error
+ */
+int ustcmd_set_subbuf_size(const char *channel_size, pid_t pid)
+{
+ char *cmd;
+ int result;
+
+ asprintf(&cmd, "%s %s", "set_subbuf_size", channel_size);
+
+ result = ustcmd_send_cmd(cmd, pid, NULL);
+ if (result) {
+ free(cmd);
+ return 1;
+ }
+
+ free(cmd);
+ return 0;
+}
+
+/**
+ * Set subbuffer num.
+ *
+ * @param channel_num Channel name and num
+ * @param pid Traced process ID
+ * @return 0 if successful, or error
+ */
+int ustcmd_set_subbuf_num(const char *channel_size, pid_t pid)
+{
+ char *cmd;
+ int result;
+
+ asprintf(&cmd, "%s %s", "set_subbuf_num", channel_size);
+
+ result = ustcmd_send_cmd(cmd, pid, NULL);
+ if (result) {
+ free(cmd);
+ return 1;
+ }
+
+ free(cmd);
+ return 0;
+}
+
+
/**
* Destroys an UST trace according to a PID.
*
return 0;
}
+/**
+ * Alloc an UST trace according to a PID.
+ *
+ * @param pid Traced process ID
+ * @return 0 if successful, or error USTCMD_ERR_GEN
+ */
+int ustcmd_alloc_trace(pid_t pid)
+{
+ int result;
+
+ result = ustcmd_send_cmd("trace_alloc", pid, NULL);
+ if (result) {
+ return USTCMD_ERR_GEN;
+ }
+
+ return 0;
+}
+
/**
* Stops an UST trace according to a PID.
*