提交 50e4fe91 编写于 作者: T Tilman Schmidt 提交者: David S. Miller

gigaset: convert strcmp chain to table lookup

Replace the sequence of strcmp calls for interpreting ZSAU parameter
strings by a table of known strings and lookup loop to improve
readability.

Impact: readability improvement, no functional change
Signed-off-by: NTilman Schmidt <tilman@imap.cc>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 c35a87ff
......@@ -374,7 +374,11 @@ struct reply_t gigaset_tab_cid[] =
};
static const struct resp_type_t resp_type[] =
static const struct resp_type_t {
unsigned char *response;
int resp_code;
int type;
} resp_type[] =
{
{"OK", RSP_OK, RT_NOTHING},
{"ERROR", RSP_ERROR, RT_NOTHING},
......@@ -402,6 +406,20 @@ static const struct resp_type_t resp_type[] =
{NULL, 0, 0}
};
static const struct zsau_resp_t {
unsigned char *str;
int code;
} zsau_resp[] =
{
{"OUTGOING_CALL_PROCEEDING", ZSAU_OUTGOING_CALL_PROCEEDING},
{"CALL_DELIVERED", ZSAU_CALL_DELIVERED},
{"ACTIVE", ZSAU_ACTIVE},
{"DISCONNECT_IND", ZSAU_DISCONNECT_IND},
{"NULL", ZSAU_NULL},
{"DISCONNECT_REQ", ZSAU_DISCONNECT_REQ},
{NULL, ZSAU_UNKNOWN}
};
/*
* Get integer from char-pointer
*/
......@@ -480,6 +498,7 @@ void gigaset_handle_modem_response(struct cardstate *cs)
int params;
int i, j;
const struct resp_type_t *rt;
const struct zsau_resp_t *zr;
int curarg;
unsigned long flags;
unsigned next, tail, head;
......@@ -606,25 +625,14 @@ void gigaset_handle_modem_response(struct cardstate *cs)
event->parameter = ZSAU_NONE;
break;
}
if (!strcmp(argv[curarg], "OUTGOING_CALL_PROCEEDING"))
event->parameter =
ZSAU_OUTGOING_CALL_PROCEEDING;
else if (!strcmp(argv[curarg], "CALL_DELIVERED"))
event->parameter = ZSAU_CALL_DELIVERED;
else if (!strcmp(argv[curarg], "ACTIVE"))
event->parameter = ZSAU_ACTIVE;
else if (!strcmp(argv[curarg], "DISCONNECT_IND"))
event->parameter = ZSAU_DISCONNECT_IND;
else if (!strcmp(argv[curarg], "NULL"))
event->parameter = ZSAU_NULL;
else if (!strcmp(argv[curarg], "DISCONNECT_REQ"))
event->parameter = ZSAU_DISCONNECT_REQ;
else {
event->parameter = ZSAU_UNKNOWN;
for (zr = zsau_resp; zr->str; ++zr)
if (!strcmp(argv[curarg], zr->str))
break;
event->parameter = zr->code;
if (!zr->str)
dev_warn(cs->dev,
"%s: unknown parameter %s after ZSAU\n",
__func__, argv[curarg]);
}
++curarg;
break;
case RT_STRING:
......
......@@ -357,12 +357,6 @@ struct at_state_t {
struct bc_state *bcs;
};
struct resp_type_t {
unsigned char *response;
int resp_code; /* RSP_XXXX */
int type; /* RT_XXXX */
};
struct event_t {
int type;
void *ptr, *arg;
......
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