X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=ovsdb%2Flog.h;h=f48dc76bdad27a6c4824808808ebfddad78297b7;hb=dd5616b3d2722dba0eb4597d4b04af9386f5bfbb;hp=2daa635ba48be08371856c86ba008f05697a143b;hpb=a4af00400a835eb87569ba40e21874c05e872c0f;p=sliver-openvswitch.git diff --git a/ovsdb/log.h b/ovsdb/log.h index 2daa635ba..f48dc76bd 100644 --- a/ovsdb/log.h +++ b/ovsdb/log.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2009 Nicira Networks +/* Copyright (c) 2009, 2010, 2011 Nicira Networks * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -22,15 +22,27 @@ struct json; struct ovsdb_log; -struct ovsdb_error *ovsdb_log_open(const char *name, int flags, - struct ovsdb_log **) WARN_UNUSED_RESULT; +/* Access mode for opening an OVSDB log. */ +enum ovsdb_log_open_mode { + OVSDB_LOG_READ_ONLY, /* Open existing file, read-only. */ + OVSDB_LOG_READ_WRITE, /* Open existing file, read/write. */ + OVSDB_LOG_CREATE /* Create new file, read/write. */ +}; + +struct ovsdb_error *ovsdb_log_open(const char *name, enum ovsdb_log_open_mode, + int locking, struct ovsdb_log **) + WARN_UNUSED_RESULT; void ovsdb_log_close(struct ovsdb_log *); struct ovsdb_error *ovsdb_log_read(struct ovsdb_log *, struct json **) WARN_UNUSED_RESULT; +void ovsdb_log_unread(struct ovsdb_log *); + struct ovsdb_error *ovsdb_log_write(struct ovsdb_log *, struct json *) WARN_UNUSED_RESULT; struct ovsdb_error *ovsdb_log_commit(struct ovsdb_log *) WARN_UNUSED_RESULT; +off_t ovsdb_log_get_offset(const struct ovsdb_log *); + #endif /* ovsdb/log.h */