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authorDaniel Baumann <daniel.baumann@progress-linux.org>2022-07-14 18:53:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2022-07-14 18:53:09 +0000
commit3945f3269b3e2763faa1ab22d225ca4dd1856b82 (patch)
tree7e96ec768baa3807ce3a1076a74037a287f4caa8 /src/nvme/private.h
parentInitial commit. (diff)
downloadlibnvme-3945f3269b3e2763faa1ab22d225ca4dd1856b82.tar.xz
libnvme-3945f3269b3e2763faa1ab22d225ca4dd1856b82.zip
Adding upstream version 1.0.upstream/1.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/nvme/private.h')
-rw-r--r--src/nvme/private.h151
1 files changed, 151 insertions, 0 deletions
diff --git a/src/nvme/private.h b/src/nvme/private.h
new file mode 100644
index 0000000..bea1ae9
--- /dev/null
+++ b/src/nvme/private.h
@@ -0,0 +1,151 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+/*
+ * This file is part of libnvme.
+ * Copyright (c) 2021 SUSE Software Solutions
+ *
+ * Authors: Hannes Reinecke <hare@suse.de>
+ */
+
+#ifndef _LIBNVME_PRIVATE_H
+#define _LIBNVME_PRIVATE_H
+
+#include <ccan/list/list.h>
+
+#include "fabrics.h"
+
+#include <uuid/uuid.h>
+
+
+extern const char *nvme_ctrl_sysfs_dir;
+extern const char *nvme_subsys_sysfs_dir;
+extern const char *nvme_ns_sysfs_dir;
+
+struct nvme_path {
+ struct list_node entry;
+ struct list_node nentry;
+
+ struct nvme_ctrl *c;
+ struct nvme_ns *n;
+
+ char *name;
+ char *sysfs_dir;
+ char *ana_state;
+ int grpid;
+};
+
+struct nvme_ns {
+ struct list_node entry;
+ struct list_head paths;
+
+ struct nvme_subsystem *s;
+ struct nvme_ctrl *c;
+
+ int fd;
+ __u32 nsid;
+ char *name;
+ char *generic_name;
+ char *sysfs_dir;
+
+ int lba_shift;
+ int lba_size;
+ int meta_size;
+ uint64_t lba_count;
+ uint64_t lba_util;
+
+ uint8_t eui64[8];
+ uint8_t nguid[16];
+ uuid_t uuid;
+ enum nvme_csi csi;
+};
+
+struct nvme_ctrl {
+ struct list_node entry;
+ struct list_head paths;
+ struct list_head namespaces;
+ struct nvme_subsystem *s;
+
+ int fd;
+ char *name;
+ char *sysfs_dir;
+ char *address;
+ char *firmware;
+ char *model;
+ char *state;
+ char *numa_node;
+ char *queue_count;
+ char *serial;
+ char *sqsize;
+ char *transport;
+ char *subsysnqn;
+ char *traddr;
+ char *trsvcid;
+ char *dhchap_key;
+ char *cntrltype;
+ char *dctype;
+ bool discovery_ctrl;
+ bool discovered;
+ bool persistent;
+ struct nvme_fabrics_config cfg;
+};
+
+struct nvme_subsystem {
+ struct list_node entry;
+ struct list_head ctrls;
+ struct list_head namespaces;
+ struct nvme_host *h;
+
+ char *name;
+ char *sysfs_dir;
+ char *subsysnqn;
+ char *model;
+ char *serial;
+ char *firmware;
+ char *subsystype;
+};
+
+struct nvme_host {
+ struct list_node entry;
+ struct list_head subsystems;
+ struct nvme_root *r;
+
+ char *hostnqn;
+ char *hostid;
+ char *dhchap_key;
+ char *hostsymname;
+};
+
+struct nvme_root {
+ char *config_file;
+ struct list_head hosts;
+ FILE *fp;
+ int log_level;
+ bool log_pid;
+ bool log_timestamp;
+ bool modified;
+};
+
+int nvme_set_attr(const char *dir, const char *attr, const char *value);
+
+int json_read_config(nvme_root_t r, const char *config_file);
+
+int json_update_config(nvme_root_t r, const char *config_file);
+
+int json_dump_tree(nvme_root_t r);
+
+#if (LOG_FUNCNAME == 1)
+#define __nvme_log_func __func__
+#else
+#define __nvme_log_func NULL
+#endif
+
+void __attribute__((format(printf, 4, 5)))
+__nvme_msg(nvme_root_t r, int lvl, const char *func, const char *format, ...);
+
+#define nvme_msg(r, lvl, format, ...) \
+ do { \
+ if ((lvl) <= MAX_LOGLEVEL) \
+ __nvme_msg(r, lvl, __nvme_log_func, \
+ format, ##__VA_ARGS__); \
+ } while (0)
+
+#endif /* _LIBNVME_PRIVATE_H */