shithub: riscv

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httpfile: fix range requests

byte ranges use closed intervals (inclusive first
and last byte offsets)

--- a/sys/src/cmd/ip/httpfile.c

+++ b/sys/src/cmd/ip/httpfile.c

@@ -265,7 +265,7 @@

 		"Accept-Encoding:\r\n"

 		"Range: bytes=%lld-%lld\r\n"

 		"\r\n",

-		get, host, b->off, b->off+b->len);

+		get, host, b->off, b->off+b->len-1);

 	Bflush(&netbio);

 	status = readhttphdr(&netbio, nil);