NetFn: Use api.hpp instead of api.h

Since NetFn declared in api.h has been gradually deprecated, this
submission is to use api.hpp instead of api.h.

https://gerrit.openbmc.org/c/openbmc/phosphor-host-ipmid/+/79391

Change-Id: I6f15b2de43d976bf626e494ca70bad9d8cdd55fc
Signed-off-by: George Liu <liuxiwei@ieisystem.com>
diff --git a/src/storagecommands.cpp b/src/storagecommands.cpp
index 84801ba..1c6f36f 100644
--- a/src/storagecommands.cpp
+++ b/src/storagecommands.cpp
@@ -1004,31 +1004,31 @@
 {
     // <Get FRU Inventory Area Info>
     ipmiPrintAndRegister(
-        NETFUN_STORAGE,
+        ipmi::netFnStorage,
         static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdGetFRUInvAreaInfo),
         NULL, ipmiStorageGetFRUInvAreaInfo, PRIVILEGE_OPERATOR);
 
     // <READ FRU Data>
     ipmiPrintAndRegister(
-        NETFUN_STORAGE,
+        ipmi::netFnStorage,
         static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdReadFRUData), NULL,
         ipmiStorageReadFRUData, PRIVILEGE_OPERATOR);
 
     // <WRITE FRU Data>
     ipmiPrintAndRegister(
-        NETFUN_STORAGE,
+        ipmi::netFnStorage,
         static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdWriteFRUData),
         NULL, ipmiStorageWriteFRUData, PRIVILEGE_OPERATOR);
 
     // <Reserve SDR Repo>
     ipmiPrintAndRegister(
-        NETFUN_STORAGE,
+        ipmi::netFnStorage,
         static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdReserveSDR),
         nullptr, ipmiStorageReserveSDR, PRIVILEGE_USER);
 
     // <Get Sdr>
     ipmiPrintAndRegister(
-        NETFUN_STORAGE,
+        ipmi::netFnStorage,
         static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdGetSDR), nullptr,
         ipmiStorageGetSDR, PRIVILEGE_USER);
     return;