{"id":3254,"date":"2021-06-26T15:55:21","date_gmt":"2021-06-26T07:55:21","guid":{"rendered":"http:\/\/123.57.164.21\/?p=3254"},"modified":"2021-06-26T15:55:21","modified_gmt":"2021-06-26T07:55:21","slug":"swift-%e4%bd%bf%e7%94%a8coretelephony%e8%8e%b7%e5%8f%96%e8%bf%90%e8%90%a5%e5%95%86%e4%bf%a1%e6%81%af%e3%80%81%e7%bd%91%e7%bb%9c%e5%88%b6%e5%bc%8f%ef%bc%884g%e3%80%813g%e3%80%812g%ef%bc%89","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=3254","title":{"rendered":"Swift &#8211; \u4f7f\u7528CoreTelephony\u83b7\u53d6\u8fd0\u8425\u5546\u4fe1\u606f\u3001\u7f51\u7edc\u5236\u5f0f\uff084G\u30013G\u30012G\uff09"},"content":{"rendered":"\n<p>\u5728\u9879\u76ee\u5f00\u53d1\u4e2d\uff0c\u6709\u65f6\u9700\u8981\u83b7\u53d6\u5f53\u524d\u8bbe\u5907\u7684\u8fd0\u8425\u5546\u4fe1\u606f\uff08\u662f\u7535\u4fe1\u3001\u8fd8\u662f\u8054\u901a\u3001\u79fb\u52a8\uff09\u3002\u53c8\u6216\u8005\u60f3\u77e5\u9053\u5f53\u524d\u8bbe\u5907\u4f7f\u7528\u7684\u79fb\u52a8\u7f51\u7edc\u5236\u5f0f\uff08<strong>4G<\/strong>\u3001<strong>3G<\/strong>\u3001\u8fd8\u662f\u00a0<strong>2G<\/strong>\uff09\u3002\u8fd9\u4e2a\u501f\u52a9\u7cfb\u7edf\u7684\u00a0<strong>CoreTelephony<\/strong>\u00a0\u6846\u67b6\u5c31\u80fd\u591f\u5b9e\u73b0\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">1\uff0c\u6548\u679c\u56fe<\/h5>\n\n\n\n<p>\u7a0b\u5e8f\u542f\u52a8\u540e\u81ea\u52a8\u83b7\u53d6\u624b\u673a\u7684\u8fd0\u8425\u5546\u3001\u7f51\u7edc\u5236\u5f0f\u7b49\u4fe1\u606f\uff0c\u5e76\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u4e2d\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2021\/06\/image-71.png\" alt=\"\" class=\"wp-image-3255\" width=\"475\" height=\"202\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2021\/06\/image-71.png 766w, https:\/\/92it.top\/wp-content\/uploads\/2021\/06\/image-71-300x128.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2021\/06\/image-71-230x98.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2021\/06\/image-71-350x149.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2021\/06\/image-71-480x204.png 480w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/figure><\/div>\n\n\n\n<h5 class=\"wp-block-heading\">2\uff0c\u6837\u4f8b\u4ee3\u7801<br><\/h5>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import UIKit\nimport CoreTelephony\n \nclass ViewController: UIViewController {\n     \n    override func viewDidLoad() {\n        super.viewDidLoad()\n         \n        \/\/\u83b7\u53d6\u5e76\u8f93\u51fa\u8fd0\u8425\u5546\u4fe1\u606f\n        let info = CTTelephonyNetworkInfo()\n        if let carrier = info.subscriberCellularProvider {\n            let currentRadioTech = info.currentRadioAccessTechnology!\n            print(\"\u6570\u636e\u4e1a\u52a1\u4fe1\u606f\uff1a\\(currentRadioTech)\")\n            print(\"\u7f51\u7edc\u5236\u5f0f\uff1a\\(getNetworkType(currentRadioTech: currentRadioTech))\")\n            print(\"\u8fd0\u8425\u5546\u540d\u5b57\uff1a\\(carrier.carrierName!)\")\n            print(\"\u79fb\u52a8\u56fd\u5bb6\u7801(MCC)\uff1a\\(carrier.mobileCountryCode!)\")\n            print(\"\u79fb\u52a8\u7f51\u7edc\u7801(MNC)\uff1a\\(carrier.mobileNetworkCode!)\")\n            print(\"ISO\u56fd\u5bb6\u4ee3\u7801\uff1a\\(carrier.isoCountryCode!)\")\n            print(\"\u662f\u5426\u5141\u8bb8VoIP\uff1a\\(carrier.allowsVOIP)\")\n        }\n    }\n     \n    \/\/\u6839\u636e\u6570\u636e\u4e1a\u52a1\u4fe1\u606f\u83b7\u53d6\u5bf9\u5e94\u7684\u7f51\u7edc\u7c7b\u578b\n    func getNetworkType(currentRadioTech:String) -> String {\n        var networkType = \"\"\n        switch currentRadioTech {\n        case CTRadioAccessTechnologyGPRS:\n            networkType = \"2G\"\n        case CTRadioAccessTechnologyEdge:\n            networkType = \"2G\"\n        case CTRadioAccessTechnologyeHRPD:\n            networkType = \"3G\"\n        case CTRadioAccessTechnologyHSDPA:\n            networkType = \"3G\"\n        case CTRadioAccessTechnologyCDMA1x:\n            networkType = \"2G\"\n        case CTRadioAccessTechnologyLTE:\n            networkType = \"4G\"\n        case CTRadioAccessTechnologyCDMAEVDORev0:\n            networkType = \"3G\"\n        case CTRadioAccessTechnologyCDMAEVDORevA:\n            networkType = \"3G\"\n        case CTRadioAccessTechnologyCDMAEVDORevB:\n            networkType = \"3G\"\n        case CTRadioAccessTechnologyHSUPA:\n            networkType = \"3G\"\n        default:\n            break\n        }\n        return networkType\n    }\n     \n    override func didReceiveMemoryWarning() {\n        super.didReceiveMemoryWarning()\n    }\n}<\/pre>\n\n\n\n<h5 class=\"wp-block-heading\">3.\u5982\u4f55\u83b7\u53d6\u8702\u7a9d\u4fe1\u53f7\u5f3a\u5ea6\u5462\uff1f<\/h5>\n\n\n\n<p>\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u4ee3\u7801\uff0c\u4f46\u662f\u4eceios11\u5f00\u59cb\u5df2\u7ecf\u4e0d\u652f\u6301\u4e86\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import CoreTelephony\nimport Darwin\n\n    static func getSignalStrength()->Int{\n        var result : Int = 0\n        \/\/int CTGetSignalStrength();\n        let libHandle = dlopen (\"\/System\/Library\/Frameworks\/CoreTelephony.framework\/CoreTelephony\", RTLD_NOW)\n        let CTGetSignalStrength2 = dlsym(libHandle, \"CTGetSignalStrength\")\n\n        typealias CFunction = @convention(c) () -> Int\n\n        if (CTGetSignalStrength2 != nil) {\n            let fun = unsafeBitCast(CTGetSignalStrength2!, to: CFunction.self)\n            let result = fun()\n            return result;\n            print(\"!!!!result \\(result)\")\n        } \n     return -1\n }<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u9879\u76ee\u5f00\u53d1\u4e2d\uff0c\u6709\u65f6\u9700\u8981\u83b7\u53d6\u5f53\u524d\u8bbe\u5907\u7684\u8fd0\u8425\u5546\u4fe1\u606f\uff08\u662f\u7535\u4fe1\u3001\u8fd8\u662f\u8054\u901a\u3001\u79fb\u52a8\uff09\u3002\u53c8\u6216\u8005\u60f3\u77e5\u9053\u5f53\u524d\u8bbe\u5907\u4f7f\u7528\u7684\u79fb\u52a8\u7f51\u7edc\u5236 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,8],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3254"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3254"}],"version-history":[{"count":2,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3254\/revisions"}],"predecessor-version":[{"id":3257,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3254\/revisions\/3257"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}