增加进房权限说明

yutingzeng · yutingzeng · commit 1e76c231608f · 2020-05-08T22:18:07.000+08:00
diff --git a/TLSSigAPITest.go b/TLSSigAPITest.go
@@ -17,8 +17,7 @@ func main()  {
 	} else {
 		fmt.Println(sig)
 	}
-	var userbuf []byte = tencentyun.GetUserBuf("xiaojun",sdkappid,10000,86400*180,255,0);
-	sig, err = tencentyun.GenSigWithUserBuf(sdkappid, key, "xiaojun", 86400*180, userbuf)
+	sig, err = tencentyun.GenSigWithUserBuf(sdkappid, key, "xiaojun", 86400*180,10000,255)
 	if err != nil {
 		fmt.Println(err.Error())
 	} else {
diff --git a/tencentyun/TLSSigAPI.go b/tencentyun/TLSSigAPI.go
@@ -10,8 +10,19 @@ import (
 	"strconv"
 	"time"
 )
-func GetUserBuf(account string, dwSdkappid uint32,dwAuthID uint32,
-	dwExpTime uint32,dwPrivilegeMap uint32,dwAccountType uint32) []byte{
+/**用于生成实时音视频(TRTC)业务进房权限加密串,具体用途用法参考TRTC文档：https://cloud.tencent.com/document/product/647/32240 
+ * TRTC业务进房权限加密串需使用用户定义的userbuf
+ * @brief 生成 userbuf
+ * @param account 用户名
+ * @param dwSdkappid sdkappid
+ * @param dwAuthID  数字房间号
+ * @param dwExpTime 过期时间：该权限加密串的过期时间，建议300秒.当前时间 + 有效期（单位：秒）
+ * @param dwPrivilegeMap 用户权限，255表示所有权限
+ * @param dwAccountType 用户类型,默认为0
+ * @return byte[] userbuf
+ */
+func genUserBuf(account string, dwSdkappid int,dwAuthID uint32,
+	dwExpTime int,dwPrivilegeMap uint32,dwAccountType uint32) []byte{
 
     offset := 0;
     length := 1+2+len(account)+20;
@@ -48,14 +59,16 @@ func GetUserBuf(account string, dwSdkappid uint32,dwAuthID uint32,
     userBuf[offset] =  (byte)(dwAuthID & 0x000000FF);
     offset++;
         
-    //dwExpTime 不确定是直接填还是当前s数加上超时时间
-    userBuf[offset] =  (byte)((dwExpTime & 0xFF000000) >> 24);
+    //dwExpTime now+300;
+    currTime := time.Now().Unix();
+    var expire = currTime + int64(dwExpTime);
+    userBuf[offset] =  (byte)((expire & 0xFF000000) >> 24);
     offset++;
-    userBuf[offset] =  (byte)((dwExpTime & 0x00FF0000) >> 16);
+    userBuf[offset] =  (byte)((expire & 0x00FF0000) >> 16);
     offset++;
-    userBuf[offset] =  (byte)((dwExpTime & 0x0000FF00) >> 8);
+    userBuf[offset] =  (byte)((expire & 0x0000FF00) >> 8);
     offset++;
-    userBuf[offset] =  (byte)(dwExpTime & 0x000000FF);
+    userBuf[offset] =  (byte)(expire & 0x000000FF);
     offset++;
 
     //dwPrivilegeMap     
@@ -127,8 +140,17 @@ func genSig(sdkappid int, key string, identifier string, expire int, userbuf []b
 func GenSig(sdkappid int, key string, identifier string, expire int) (string, error) {
     return genSig(sdkappid, key, identifier, expire, nil)
 }
-
-func GenSigWithUserBuf(sdkappid int, key string, identifier string, expire int, userbuf []byte) (string, error) {
+/**用于生成实时音视频(TRTC)业务进房权限加密串,具体用途用法参考TRTC文档：https://cloud.tencent.com/document/product/647/32240 
+ * @brief 生成带userbuf的sig
+ * @param identifier 用户名
+ * @param sdkappid sdkappid
+ * @param roomnum  数字房间号
+ * @param expire 过期时间：该权限加密串的过期时间，建议300秒.
+ * @param privilege 用户权限，255表示所有权限
+ * @return byte[] sig
+ */
+func GenSigWithUserBuf(sdkappid int, key string, identifier string, expire int, roomnum uint32,privilege uint32) (string, error) {
+    var userbuf []byte = genUserBuf(identifier,sdkappid,roomnum,expire,privilege,0);
     return genSig(sdkappid, key, identifier, expire, userbuf)
 }
 
