Revert "Changed ue.conf op to opc"

This reverts commit 3631c4a83f.

srsue/src/main.cc

@@ -131,7 +131,7 @@ void parse_args(all_args_t *args, int argc, char *argv[]) {
 
     ("usim.mode", bpo::value<string>(&args->usim.mode)->default_value("soft"), "USIM mode (soft or pcsc)")
     ("usim.algo", bpo::value<string>(&args->usim.algo), "USIM authentication algorithm")
-    ("usim.opc", bpo::value<string>(&args->usim.op), "USIM operator ciphered variant")
+    ("usim.op", bpo::value<string>(&args->usim.op), "USIM operator variant")
     ("usim.imsi", bpo::value<string>(&args->usim.imsi), "USIM IMSI")
     ("usim.imei", bpo::value<string>(&args->usim.imei), "USIM IMEI")
     ("usim.k", bpo::value<string>(&args->usim.k), "USIM K")

srsue/ue.conf.example

@@ -88,7 +88,7 @@ file_max_size = -1
 #
 # mode: USIM mode (soft/pcsc)
 # algo: Authentication algorithm (xor/milenage)
-# opc:  128-bit Operator Ciphered Variant Algorithm Configuration Field (hex)
+# op:   128-bit Operator Variant Algorithm Configuration Field (hex)
 # k:    128-bit subscriber key (hex)
 # imsi: 15 digit International Mobile Subscriber Identity
 # imei: 15 digit International Mobile Station Equipment Identity
@@ -98,7 +98,7 @@ file_max_size = -1
 [usim]
 mode = soft
 algo = xor
-opc  = 63BFA50EE6523365FF14C1F45F88737D
+op   = 63BFA50EE6523365FF14C1F45F88737D
 k    = 00112233445566778899aabbccddeeff
 imsi = 001010123456789
 imei = 353490069873319