http://www.raywenderlich.com/32960/apple-push-notification-services-in-ios-6-tutorial-part-1
我正在按照上面的链接为我的应用程序启用推送通知。在将cer文件转换为pem文件时出现错误。
system17:~ sairam$ openssl x509 -in aps_development.cer -inform der -out PushChatCert.pem
Error opening Certificate aps_development.cer
2383:error:02001002:system library:fopen:No such file or directory:/SourceCache/OpenSSL098/OpenSSL098-35.2/src/crypto/bio/bss_file.c:356:fopen('aps_development.cer','r')
2383:error:20074002:BIO routines:FILE_CTRL:system lib:/SourceCache/OpenSSL098/OpenSSL098-35.2/src/crypto/bio/bss_file.c:358:
unable to load certificate
任何帮助都会受到赞赏。提前致谢。