.TH "libnvmf_describe_key_serial" 9 "libnvmf_describe_key_serial" "October 2026" "libnvme API manual" LINUX .SH NAME libnvmf_describe_key_serial \- Return key description .SH SYNOPSIS .B "char *" libnvmf_describe_key_serial .BI "(struct libnvme_global_ctx *ctx " "," .BI "long key_id " ");" .SH ARGUMENTS .IP "ctx" 12 struct libnvme_global_ctx object .IP "key_id" 12 Key serial number .SH "DESCRIPTION" Fetches the description of the key or keyring identified by the serial number \fIkey_id\fP. .SH "RETURN" The description of \fIkey_id\fP or NULL on failure. The returned string needs to be freed by the caller.