start work on enabling VMCORE and adding support in ustd

[ust.git] / ustd / ustd.h

diff --git a/ustd/ustd.h b/ustd/ustd.h
new file mode 100644 (file)
index 0000000..7296813
--- /dev/null
+++ b/ustd/ustd.h
@@ -0,0 +1,37 @@
+#ifndef USTD_H
+#define USTD_H
+
+#include "ustcomm.h"
+
+struct buffer_info {
+       char *name;
+       pid_t pid;
+       struct ustcomm_connection conn;
+
+       int shmid;
+       int bufstruct_shmid;
+
+       /* the buffer memory */
+       void *mem;
+       /* buffer size */
+       int memlen;
+       /* number of subbuffers in buffer */
+       int n_subbufs;
+       /* size of each subbuffer */
+       int subbuf_size;
+
+       /* the buffer information struct */
+       void *bufstruct_mem;
+
+       int file_fd; /* output file */
+
+       struct list_head list;
+
+       long consumed_old;
+};
+
+ssize_t patient_write(int fd, const void *buf, size_t count);
+
+void finish_consuming_dead_subbuffer(struct buffer_info *buf);
+
+#endif /* USTD_H */