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authorFelix Fietkau <nbd@openwrt.org>2014-05-21 12:33:10 +0000
committerFelix Fietkau <nbd@openwrt.org>2014-05-21 12:33:10 +0000
commit2d06acd6ac6850712f4a9b2c344f2016f8f1774c (patch)
treea2c09a55390bac647d02a19c4e2c60f3b41f58dc /package
parent55131c5f425b1a9aa6f8772a9c339e0bd80ba2fb (diff)
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iwinfo: keep an array of backends, reduce the number of ifdefs and hardcoded strcmp calls
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 40809
Diffstat (limited to 'package')
-rw-r--r--package/network/utils/iwinfo/src/include/iwinfo.h3
-rw-r--r--package/network/utils/iwinfo/src/include/iwinfo/madwifi.h2
-rw-r--r--package/network/utils/iwinfo/src/include/iwinfo/nl80211.h2
-rw-r--r--package/network/utils/iwinfo/src/include/iwinfo/wext.h2
-rw-r--r--package/network/utils/iwinfo/src/include/iwinfo/wl.h2
-rw-r--r--package/network/utils/iwinfo/src/iwinfo_lib.c76
6 files changed, 35 insertions, 52 deletions
diff --git a/package/network/utils/iwinfo/src/include/iwinfo.h b/package/network/utils/iwinfo/src/include/iwinfo.h
index ebea319d10..1302d159b9 100644
--- a/package/network/utils/iwinfo/src/include/iwinfo.h
+++ b/package/network/utils/iwinfo/src/include/iwinfo.h
@@ -148,6 +148,9 @@ extern const struct iwinfo_iso3166_label IWINFO_ISO3166_NAMES[];
struct iwinfo_ops {
+ const char *name;
+
+ int (*probe)(const char *ifname);
int (*mode)(const char *, int *);
int (*channel)(const char *, int *);
int (*frequency)(const char *, int *);
diff --git a/package/network/utils/iwinfo/src/include/iwinfo/madwifi.h b/package/network/utils/iwinfo/src/include/iwinfo/madwifi.h
index 3662d9f95f..0de9fea6e3 100644
--- a/package/network/utils/iwinfo/src/include/iwinfo/madwifi.h
+++ b/package/network/utils/iwinfo/src/include/iwinfo/madwifi.h
@@ -54,6 +54,8 @@ int madwifi_get_hardware_name(const char *ifname, char *buf);
void madwifi_close(void);
static const struct iwinfo_ops madwifi_ops = {
+ .name = "madwifi",
+ .probe = madwifi_probe,
.channel = madwifi_get_channel,
.frequency = madwifi_get_frequency,
.frequency_offset = madwifi_get_frequency_offset,
diff --git a/package/network/utils/iwinfo/src/include/iwinfo/nl80211.h b/package/network/utils/iwinfo/src/include/iwinfo/nl80211.h
index 0611feed3c..97f8c7de63 100644
--- a/package/network/utils/iwinfo/src/include/iwinfo/nl80211.h
+++ b/package/network/utils/iwinfo/src/include/iwinfo/nl80211.h
@@ -96,6 +96,8 @@ int nl80211_get_hardware_name(const char *ifname, char *buf);
void nl80211_close(void);
static const struct iwinfo_ops nl80211_ops = {
+ .name = "nl80211",
+ .probe = nl80211_probe,
.channel = nl80211_get_channel,
.frequency = nl80211_get_frequency,
.frequency_offset = nl80211_get_frequency_offset,
diff --git a/package/network/utils/iwinfo/src/include/iwinfo/wext.h b/package/network/utils/iwinfo/src/include/iwinfo/wext.h
index e84f6a6f92..22016c69ac 100644
--- a/package/network/utils/iwinfo/src/include/iwinfo/wext.h
+++ b/package/network/utils/iwinfo/src/include/iwinfo/wext.h
@@ -55,6 +55,8 @@ int wext_get_hardware_name(const char *ifname, char *buf);
void wext_close(void);
static const struct iwinfo_ops wext_ops = {
+ .name = "wext",
+ .probe = wext_probe,
.channel = wext_get_channel,
.frequency = wext_get_frequency,
.frequency_offset = wext_get_frequency_offset,
diff --git a/package/network/utils/iwinfo/src/include/iwinfo/wl.h b/package/network/utils/iwinfo/src/include/iwinfo/wl.h
index 077a51bbd4..535a43dc37 100644
--- a/package/network/utils/iwinfo/src/include/iwinfo/wl.h
+++ b/package/network/utils/iwinfo/src/include/iwinfo/wl.h
@@ -55,6 +55,8 @@ int wl_get_hardware_name(const char *ifname, char *buf);
void wl_close(void);
static const struct iwinfo_ops wl_ops = {
+ .name = "wl",
+ .probe = wl_probe,
.channel = wl_get_channel,
.frequency = wl_get_frequency,
.frequency_offset = wl_get_frequency_offset,
diff --git a/package/network/utils/iwinfo/src/iwinfo_lib.c b/package/network/utils/iwinfo/src/iwinfo_lib.c
index df1f450cc5..4ae8f591c9 100644
--- a/package/network/utils/iwinfo/src/iwinfo_lib.c
+++ b/package/network/utils/iwinfo/src/iwinfo_lib.c
@@ -313,77 +313,49 @@ const struct iwinfo_iso3166_label IWINFO_ISO3166_NAMES[] = {
{ 0, "" }
};
+#ifndef ARRAY_SIZE
+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
+#endif
-const char * iwinfo_type(const char *ifname)
-{
+static const struct iwinfo_ops *backends[] = {
#ifdef USE_NL80211
- if (nl80211_probe(ifname))
- return "nl80211";
- else
+ &nl80211_ops,
#endif
-
#ifdef USE_MADWIFI
- if (madwifi_probe(ifname))
- return "madwifi";
- else
+ &madwifi_ops,
#endif
-
#ifdef USE_WL
- if (wl_probe(ifname))
- return "wl";
- else
+ &wl_ops,
#endif
+ &wext_ops,
+};
- if (wext_probe(ifname))
- return "wext";
+const char * iwinfo_type(const char *ifname)
+{
+ const struct iwinfo_ops *ops = iwinfo_backend(ifname);
+ if (!ops)
+ return NULL;
- return NULL;
+ return ops->name;
}
const struct iwinfo_ops * iwinfo_backend(const char *ifname)
{
- const char *type;
- struct iwinfo_ops *ops;
+ int i;
- type = iwinfo_type(ifname);
- if (!type)
- return NULL;
-
-#ifdef USE_NL80211
- if (!strcmp(type, "nl80211"))
- return &nl80211_ops;
- else
-#endif
-
-#ifdef USE_MADWIFI
- if (!strcmp(type, "madwifi"))
- return &madwifi_ops;
- else
-#endif
-
-#ifdef USE_WL
- if (!strcmp(type, "wl"))
- return &wl_ops;
- else
-#endif
-
- if (!strcmp(type, "wext"))
- return &wext_ops;
+ for (i = 0; i < ARRAY_SIZE(backends); i++)
+ if (backends[i]->probe(ifname))
+ return backends[i];
return NULL;
}
void iwinfo_finish(void)
{
-#ifdef USE_WL
- wl_close();
-#endif
-#ifdef USE_MADWIFI
- madwifi_close();
-#endif
-#ifdef USE_NL80211
- nl80211_close();
-#endif
- wext_close();
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(backends); i++)
+ backends[i]->close();
+
iwinfo_close();
}