From 78b4851da1e9041618095e4e8f486be2d2712b39 Mon Sep 17 00:00:00 2001 From: Daniel Stenberg Date: Mon, 19 Mar 2001 07:47:57 +0000 Subject: Added support for HTTP code 100 continue, as 8.2.3 in RFC2616 defines --- lib/transfer.c | 65 ++++++++++++++++++++++++++++++++++++++++------------------ 1 file changed, 45 insertions(+), 20 deletions(-) diff --git a/lib/transfer.c b/lib/transfer.c index aafebdc89..59b79960f 100644 --- a/lib/transfer.c +++ b/lib/transfer.c @@ -127,7 +127,7 @@ Transfer(struct connectdata *c_conn) bool content_range = FALSE; /* set TRUE if Content-Range: was found */ int offset = 0; /* possible resume offset read from the Content-Range: header */ - int code = 0; /* error code from the 'HTTP/1.? XXX' line */ + int httpcode = 0; /* error code from the 'HTTP/1.? XXX' line */ int httpversion = -1; /* the last digit in the HTTP/1.1 string */ /* for the low speed checks: */ @@ -181,7 +181,7 @@ Transfer(struct connectdata *c_conn) int keepon=0; /* timeout every X second - - makes a better progressmeter (i.e even when no data is read, the + - makes a better progress meter (i.e even when no data is read, the meter can be updated and reflect reality) - allows removal of the alarm() crap - variable timeout is easier @@ -310,8 +310,11 @@ Transfer(struct connectdata *c_conn) /* we now have a full line that p points to */ if (('\n' == *p) || ('\r' == *p)) { /* Zero-length line means end of header! */ +#if 0 if (-1 != conn->size) /* if known */ - conn->size += bytecount; /* we append the already read size */ + conn->size += bytecount; /* we append the already read + size */ +#endif if ('\r' == *p) @@ -321,7 +324,20 @@ Transfer(struct connectdata *c_conn) #if 0 /* headers are not included in the size */ Curl_pgrsSetDownloadSize(data, conn->size); #endif - header = FALSE; /* no more header to parse! */ + + if(100 == httpcode) { + /* + * we have made a HTTP PUT or POST and this is 1.1-lingo + * that tells us that the server is OK with this and ready + * to receive our stuff. + * However, we'll get more headers now so we must get + * back into the header-parsing state! + */ + header = TRUE; + headerline = 0; /* we restart the header line counter */ + } + else + header = FALSE; /* no more header to parse! */ /* now, only output this if the header AND body are requested: */ @@ -336,29 +352,38 @@ Transfer(struct connectdata *c_conn) data->header_size += p - data->headerbuff; + if(!header) { + /* + * end-of-headers. + * + * If we requested a "no body" and this isn't a "close" + * connection, this is a good time to get out and return + * home. + */ + if(!conn->bits.close && data->bits.no_body) + return CURLE_OK; + break; /* exit header line loop */ + } - /* - * end-of-headers. - * - * If we requested a "no body" and this isn't a "close" - * connection, this is a good time to get out and return - * home. - */ - if(!conn->bits.close && data->bits.no_body) - return CURLE_OK; - - break; /* exit header line loop */ + /* We continue reading headers, so reset the line-based + header parsing variables hbufp && hbuflen */ + hbufp = data->headerbuff; + hbuflen = 0; + continue; } if (!headerline++) { /* This is the first header, it MUST be the error code line or else we consiser this to be the body right away! */ - if (2 == sscanf (p, " HTTP/1.%d %3d", &httpversion, &code)) { + if (2 == sscanf (p, " HTTP/1.%d %3d", &httpversion, + &httpcode)) { /* 404 -> URL not found! */ if ( - ( ((data->bits.http_follow_location) && (code >= 400)) + ( ((data->bits.http_follow_location) && + (httpcode >= 400)) || - (!data->bits.http_follow_location && (code >= 300))) + (!data->bits.http_follow_location && + (httpcode >= 300))) && (data->bits.http_fail_on_error)) { /* If we have been told to fail hard on HTTP-errors, here is the check for that: */ @@ -366,7 +391,7 @@ Transfer(struct connectdata *c_conn) failf (data, "The requested file was not found"); return CURLE_HTTP_NOT_FOUND; } - data->progress.httpcode = code; + data->progress.httpcode = httpcode; data->progress.httpversion = httpversion; if(httpversion == 0) /* Default action for HTTP/1.0 must be to close, unless @@ -447,7 +472,7 @@ Transfer(struct connectdata *c_conn) if(data->bits.get_filetime) data->progress.filetime = timeofdoc; } - else if ((code >= 300 && code < 400) && + else if ((httpcode >= 300 && httpcode < 400) && (data->bits.http_follow_location) && strnequal("Location: ", p, 10)) { /* this is the URL that the server advices us to get instead */ -- cgit v1.2.3