libnvme\_ctrl\_get\_kxchap\_ctrl\_key(9) libnvme API manual libnvme\_ctrl\_get\_kxchap\_ctrl\_key(9)

# [NAME](#NAME)

libnvme\_ctrl\_get\_kxchap\_ctrl\_key - Get kxchap\_ctrl\_key.

# [SYNOPSIS](#SYNOPSIS)

**int libnvme\_ctrl\_get\_kxchap\_ctrl\_key** **(const struct libnvme\_ctrl \*p ,** **const char \*\*kxchap\_ctrl\_key ,** **const char \*dflt );**

# [ARGUMENTS](#ARGUMENTS)

[p](#p)

The *struct libnvme\_ctrl* instance to query.

[kxchap\_ctrl\_key](#kxchap_ctrl_key)

Where to store the value on success.

[dflt](#dflt)

Value to store in *kxchap\_ctrl\_key* on failure.

# [RETURN](#RETURN)

0 on success, -ENOENT if the attribute does not exist, or a negative errno on failure.

libnvme\_ctrl\_get\_kxchap\_ctrl\_key October 2026

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Document: libnvme_ctrl_get_kxchap_ctrl_key-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli