[libdmapsharing] dns-sd browser: extract name out of, e.g., Foo\032Bar._daap._tcp.local

[W. Michael Petullo <wmpetullo src gnome org>]

commit 608f0b71b4c6adb78df336478411a65f3fefd304
Author: W. Michael Petullo <mike flyn org>
Date:   Sun Oct 18 23:18:09 2015 -0400

    dns-sd browser: extract name out of, e.g., Foo\032Bar._daap._tcp.local
    
    Signed-off-by: W. Michael Petullo <mike flyn org>

 libdmapsharing/dmap-mdns-browser-dnssd.c |   36 +++++++++++++++++++++++++++++-
 1 files changed, 35 insertions(+), 1 deletions(-)
---
diff --git a/libdmapsharing/dmap-mdns-browser-dnssd.c b/libdmapsharing/dmap-mdns-browser-dnssd.c
index 271c38f..ee96f7f 100644
--- a/libdmapsharing/dmap-mdns-browser-dnssd.c
+++ b/libdmapsharing/dmap-mdns-browser-dnssd.c
@@ -164,6 +164,40 @@ service_result_available_cb (GIOChannel * gio, GIOCondition condition,
        return FALSE;
 }
 
+static char *
+extract_name (const char *dns_name)
+{
+        /* Turns "Children's\032Music._daap._tcp.local
+        * into "Children's Music"
+        */
+
+       char *name = calloc(strlen(dns_name) + 1, sizeof(char));
+       if (NULL == name) {
+               goto done;
+       }
+
+       char *space;
+       do {
+               space = strstr(dns_name, "\\032");
+               if (NULL != space) {
+                       strncat(name, dns_name, space - dns_name);
+                       strcat(name, " ");
+               } else {
+                       strcat(name, dns_name);
+               }
+
+               dns_name = space + 4;
+       } while (NULL != space);
+
+       char *dot = strchr(name, '.');
+       if (NULL != dot) {
+               *dot = 0x00;
+       }
+
+done:
+       return name;
+}
+
 static void
 dns_service_resolve_reply (DNSServiceRef sd_ref,
                           DNSServiceFlags flags,
@@ -189,7 +223,7 @@ dns_service_resolve_reply (DNSServiceRef sd_ref,
        ctx->flags = flags;
        ctx->interface_index = interface_index;
        ctx->service.port = htons (port);
-       ctx->service.name = g_strdup (name);
+       ctx->service.name = extract_name (name);
        ctx->service.host = g_strdup (host);
        ctx->service.pair = NULL;
        ctx->service.password_protected = FALSE;