From a52735a7ad14d257af6f24568e185b41fe90a075 Mon Sep 17 00:00:00 2001
From: "E.Smith" <31170571+azlm8t@users.noreply.github.com>
Date: Thu, 11 Jun 2020 09:26:22 +0100
Subject: [PATCH 2/7] hdhomerun: Generate serverid from server name. (#4461)

---
 src/webui/webui.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/webui/webui.c b/src/webui/webui.c
index d08ebd7c7..16cc5c03c 100644
--- a/src/webui/webui.c
+++ b/src/webui/webui.c
@@ -1615,6 +1615,9 @@ hdhomerun_server_discover(http_connection_t *hc, const char *remain, void *opaqu
   access_t *perm = access_get_by_username(hdhr_user);
   char http_ip[128];
   htsbuf_queue_t *hq;
+  const char *server_name = config.server_name ?: "TVHeadend";
+  /* We generate a unique deviceid based on the server name */
+  uint32_t deviceid = tvh_crc32((const uint8_t*)server_name, strlen(server_name), 0);
 
   if (access_verify2(perm, ACCESS_STREAMING))
        return http_noaccess_code(hc);
@@ -1626,7 +1629,7 @@ hdhomerun_server_discover(http_connection_t *hc, const char *remain, void *opaqu
   htsbuf_qprintf(hq, "{ "                                               \
                  "\"BaseURL\" : \"http://%s:%u\", "                     \
                  "\"DeviceAuth\": \"none\", "                           \
-                 "\"DeviceID\": \"12345678\", "                         \
+                 "\"DeviceID\": \"%08X\", "                             \
                  "\"FirmwareName\": \"hdhomerun_atsc\", "               \
                  "\"FirmwareVersion\": \"20200101\", "                  \
                  "\"FriendlyName\": \"tvheadend\", "                    \
@@ -1635,7 +1638,9 @@ hdhomerun_server_discover(http_connection_t *hc, const char *remain, void *opaqu
                  "\"ModelNumber\": \"HDTC-2US\", "                      \
                  "\"TunerCount\": 6 "                                   \
                  "}",
-                 http_ip, tvheadend_webui_port, http_ip, tvheadend_webui_port);
+                 http_ip, tvheadend_webui_port,
+                 deviceid,
+                 http_ip, tvheadend_webui_port);
   http_output_content(hc, "application/json");
   return 0;
 }
-- 
2.25.1