diff options
Diffstat (limited to 'libcurl/src/lib/gopher.c')
| -rw-r--r-- | libcurl/src/lib/gopher.c | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/libcurl/src/lib/gopher.c b/libcurl/src/lib/gopher.c deleted file mode 100644 index 954cad8..0000000 --- a/libcurl/src/lib/gopher.c +++ /dev/null @@ -1,165 +0,0 @@ -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at http://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#include "curl_setup.h" - -#ifndef CURL_DISABLE_GOPHER - -#include "urldata.h" -#include <curl/curl.h> -#include "transfer.h" -#include "sendf.h" - -#include "progress.h" -#include "strequal.h" -#include "gopher.h" -#include "rawstr.h" -#include "select.h" -#include "url.h" -#include "warnless.h" -#include "curl_memory.h" -/* The last #include file should be: */ -#include "memdebug.h" - -/* - * Forward declarations. - */ - -static CURLcode gopher_do(struct connectdata *conn, bool *done); - -/* - * Gopher protocol handler. - * This is also a nice simple template to build off for simple - * connect-command-download protocols. - */ - -const struct Curl_handler Curl_handler_gopher = { - "GOPHER", /* scheme */ - ZERO_NULL, /* setup_connection */ - gopher_do, /* do_it */ - ZERO_NULL, /* done */ - ZERO_NULL, /* do_more */ - ZERO_NULL, /* connect_it */ - ZERO_NULL, /* connecting */ - ZERO_NULL, /* doing */ - ZERO_NULL, /* proto_getsock */ - ZERO_NULL, /* doing_getsock */ - ZERO_NULL, /* domore_getsock */ - ZERO_NULL, /* perform_getsock */ - ZERO_NULL, /* disconnect */ - ZERO_NULL, /* readwrite */ - PORT_GOPHER, /* defport */ - CURLPROTO_GOPHER, /* protocol */ - PROTOPT_NONE /* flags */ -}; - -static CURLcode gopher_do(struct connectdata *conn, bool *done) -{ - CURLcode result=CURLE_OK; - struct SessionHandle *data=conn->data; - curl_socket_t sockfd = conn->sock[FIRSTSOCKET]; - - curl_off_t *bytecount = &data->req.bytecount; - char *path = data->state.path; - char *sel; - char *sel_org = NULL; - ssize_t amount, k; - - *done = TRUE; /* unconditionally */ - - /* Create selector. Degenerate cases: / and /1 => convert to "" */ - if(strlen(path) <= 2) - sel = (char *)""; - else { - char *newp; - size_t j, i; - int len; - - /* Otherwise, drop / and the first character (i.e., item type) ... */ - newp = path; - newp+=2; - - /* ... then turn ? into TAB for search servers, Veronica, etc. ... */ - j = strlen(newp); - for(i=0; i<j; i++) - if(newp[i] == '?') - newp[i] = '\x09'; - - /* ... and finally unescape */ - sel = curl_easy_unescape(data, newp, 0, &len); - if(!sel) - return CURLE_OUT_OF_MEMORY; - sel_org = sel; - } - - /* We use Curl_write instead of Curl_sendf to make sure the entire buffer is - sent, which could be sizeable with long selectors. */ - k = curlx_uztosz(strlen(sel)); - - for(;;) { - result = Curl_write(conn, sockfd, sel, k, &amount); - if(!result) { /* Which may not have written it all! */ - result = Curl_client_write(conn, CLIENTWRITE_HEADER, sel, amount); - if(result) { - free(sel_org); - return result; - } - k -= amount; - sel += amount; - if(k < 1) - break; /* but it did write it all */ - } - else { - failf(data, "Failed sending Gopher request"); - free(sel_org); - return result; - } - /* Don't busyloop. The entire loop thing is a work-around as it causes a - BLOCKING behavior which is a NO-NO. This function should rather be - split up in a do and a doing piece where the pieces that aren't - possible to send now will be sent in the doing function repeatedly - until the entire request is sent. - - Wait a while for the socket to be writable. Note that this doesn't - acknowledge the timeout. - */ - Curl_socket_ready(CURL_SOCKET_BAD, sockfd, 100); - } - - free(sel_org); - - /* We can use Curl_sendf to send the terminal \r\n relatively safely and - save allocing another string/doing another _write loop. */ - result = Curl_sendf(sockfd, conn, "\r\n"); - if(result) { - failf(data, "Failed sending Gopher request"); - return result; - } - result = Curl_client_write(conn, CLIENTWRITE_HEADER, (char *)"\r\n", 2); - if(result) - return result; - - Curl_setup_transfer(conn, FIRSTSOCKET, -1, FALSE, bytecount, - -1, NULL); /* no upload */ - return CURLE_OK; -} -#endif /*CURL_DISABLE_GOPHER*/ |