input_curl: don't fail when seek to EOF is requested

HTTP servers respond with "416 Requested Range Not Satisfiable" when a client attempts to seek to the end of the file. Catch this special case in input_curl_seek(). This fixes a glitch in the ogg vorbis decoder plugin.

input_curl: don't fail when seek to EOF is requested
a8f69429 · Max Kellermann · a0dd5b7f · a8f69429
Commit a8f69429 authored Nov 20, 2008 by Max Kellermann
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input_curl.c src/input_curl.c +8 -0

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--- a/src/input_curl.c
+++ b/src/input_curl.c
@@ -595,6 +595,14 @@ input_curl_seek(struct input_stream *is, off_t offset, int whence)

 	input_curl_easy_free(c);

+	if (is->offset == is->size) {
+		/* seek to EOF: simulate empty result; avoid
+		   triggering a "416 Requested Range Not Satisfiable"
+		   response */
+		c->eof = true;
+		return true;
+	}
+
 	ret = input_curl_easy_init(is);
 	if (!ret)
 		return false;