libgnunetchat

commit b98c7a5f62717b666d9bdaee812d2baf25d63d55
parent e184cc4fe544273d5490c314ee6724916deeba0a
Author: Jacki <jacki@thejackimonster.de>
Date:   Wed, 17 Apr 2024 16:42:36 +0200

Add function to check whether a file is ready to preview

Signed-off-by: Jacki <jacki@thejackimonster.de>

Diffstat:
M
include/gnunet/gnunet_chat_lib.h
 | 
10
++++++++++
M
src/gnunet_chat_lib.c
 | 
19
+++++++++++++++++++

2 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/include/gnunet/gnunet_chat_lib.h b/include/gnunet/gnunet_chat_lib.h
@@ -1402,6 +1402,16 @@ enum GNUNET_GenericReturnValue
 GNUNET_CHAT_file_is_uploading (const struct GNUNET_CHAT_File *file);
 
 /**
+ * Returns if a given <i>file</i> handle is currently ready
+ * for previewing its content.
+ *
+ * @param[in] file File handle
+ * @return #GNUNET_YES when ready, #GNUNET_NO otherwise
+ */
+enum GNUNET_GenericReturnValue
+GNUNET_CHAT_file_is_ready (const struct GNUNET_CHAT_File *file);
+
+/**
  * Returns the temporary file name of the decrypted file preview
  * of a given <i>file</i> handle.
  *
diff --git a/src/gnunet_chat_lib.c b/src/gnunet_chat_lib.c
@@ -31,6 +31,7 @@
 #include <gnunet/gnunet_scheduler_lib.h>
 #include <gnunet/gnunet_time_lib.h>
 #include <libgen.h>
+#include <stdint.h>
 #include <string.h>
 #include <strings.h>
 
@@ -2227,6 +2228,24 @@ GNUNET_CHAT_file_is_uploading (const struct GNUNET_CHAT_File *file)
 }
 
 
+enum GNUNET_GenericReturnValue
+GNUNET_CHAT_file_is_ready (const struct GNUNET_CHAT_File *file)
+{
+  GNUNET_CHAT_VERSION_ASSERT();
+
+  if ((!file) || (file->status & GNUNET_CHAT_FILE_STATUS_MASK))
+    return GNUNET_NO;
+
+  const uint64_t size = GNUNET_CHAT_file_get_size(file);
+  const uint64_t local_size = GNUNET_CHAT_file_get_local_size(file);
+
+  if (size != local_size)
+    return GNUNET_NO;
+  else
+    return GNUNET_YES;
+}
+
+
 const char*
 GNUNET_CHAT_file_open_preview (struct GNUNET_CHAT_File *file)
 {