From 9f3bc9ef2e9ce8d0e534c4fd223a21e90a97584f Mon Sep 17 00:00:00 2001 From: des Date: Wed, 16 Dec 2015 09:20:45 +0000 Subject: As a followup to r292330, standardize on size_t and add a few comments. --- lib/libfetch/http.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'lib/libfetch') diff --git a/lib/libfetch/http.c b/lib/libfetch/http.c index 4867333..206648d 100644 --- a/lib/libfetch/http.c +++ b/lib/libfetch/http.c @@ -130,8 +130,8 @@ struct httpio int chunked; /* chunked mode */ char *buf; /* chunk buffer */ size_t bufsize; /* size of chunk buffer */ - ssize_t buflen; /* amount of data currently in buffer */ - int bufpos; /* current read offset in buffer */ + size_t buflen; /* amount of data currently in buffer */ + size_t bufpos; /* current read offset in buffer */ int eof; /* end-of-file flag */ int error; /* error flag */ size_t chunksize; /* remaining size of current chunk */ @@ -215,6 +215,7 @@ http_fillbuf(struct httpio *io, size_t len) if (io->eof) return (0); + /* not chunked: just fetch the requested amount */ if (io->chunked == 0) { if (http_growbuf(io, len) == -1) return (-1); @@ -227,6 +228,7 @@ http_fillbuf(struct httpio *io, size_t len) return (io->buflen); } + /* chunked, but we ran out: get the next chunk header */ if (io->chunksize == 0) { switch (http_new_chunk(io)) { case -1: @@ -238,6 +240,7 @@ http_fillbuf(struct httpio *io, size_t len) } } + /* fetch the requested amount, but no more than the current chunk */ if (len > io->chunksize) len = io->chunksize; if (http_growbuf(io, len) == -1) -- cgit v1.1