1nvme_ctrl_find(9)             libnvme API manual             nvme_ctrl_find(9)
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NAME

6       nvme_ctrl_find - Locate an existing controller
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SYNOPSIS

9       nvme_ctrl_t  nvme_ctrl_find (nvme_subsystem_t s , const char *transport
10       , const char *traddr , const char *trsvcid , const  char  *subsysnqn  ,
11       const char *host_traddr , const char *host_iface );
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ARGUMENTS

14       s           nvme_subsystem_t object
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16       transport   Transport name
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18       traddr      Transport address
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20       trsvcid     Transport service identifier
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22       subsysnqn   Subsystem NQN
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24       host_traddr Host transport address
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26       host_iface  Host interface name
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DESCRIPTION

29       Lookup  a  controller in s based on transport, traddr, trsvcid, subsys‐
30       nqn, host_traddr, and host_iface. transport must  be  specified,  other
31       fields  may  be  required depending on the transport. Parameters set to
32       NULL will be ignored.
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34       Unlike nvme_lookup_ctrl, this function does not create a new object  if
35       an existing controller cannot be found.
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RETURN

38       Controller instance on success, NULL otherwise.
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42October 2023                    nvme_ctrl_find               nvme_ctrl_find(9)