diff options
| author | Kirill Volinsky <mataes2007@gmail.com> | 2013-11-10 18:02:01 +0000 | 
|---|---|---|
| committer | Kirill Volinsky <mataes2007@gmail.com> | 2013-11-10 18:02:01 +0000 | 
| commit | ac48668a549fe76648e0ac3f93c9943383e043f5 (patch) | |
| tree | bcfcf258bd003db20b1ee41fbbff173c8f340031 /plugins/FTPFileYM/curl/docs/examples/multi-app.c | |
| parent | 64e1340acd813704c9e9009b0a4e6fc9a3fb5adf (diff) | |
curl folder renamed
git-svn-id: http://svn.miranda-ng.org/main/trunk@6858 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'plugins/FTPFileYM/curl/docs/examples/multi-app.c')
| -rw-r--r-- | plugins/FTPFileYM/curl/docs/examples/multi-app.c | 153 | 
1 files changed, 153 insertions, 0 deletions
diff --git a/plugins/FTPFileYM/curl/docs/examples/multi-app.c b/plugins/FTPFileYM/curl/docs/examples/multi-app.c new file mode 100644 index 0000000000..a5f71c5ac6 --- /dev/null +++ b/plugins/FTPFileYM/curl/docs/examples/multi-app.c @@ -0,0 +1,153 @@ +/*************************************************************************** + *                                  _   _ ____  _ + *  Project                     ___| | | |  _ \| | + *                             / __| | | | |_) | | + *                            | (__| |_| |  _ <| |___ + *                             \___|\___/|_| \_\_____| + * + * Copyright (C) 1998 - 2011, 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. + * + ***************************************************************************/ +/* This is an example application source code using the multi interface. */ + +#include <stdio.h> +#include <string.h> + +/* somewhat unix-specific */ +#include <sys/time.h> +#include <unistd.h> + +/* curl stuff */ +#include <curl/curl.h> + +/* + * Download a HTTP file and upload an FTP file simultaneously. + */ + +#define HANDLECOUNT 2   /* Number of simultaneous transfers */ +#define HTTP_HANDLE 0   /* Index for the HTTP transfer */ +#define FTP_HANDLE 1    /* Index for the FTP transfer */ + +int main(void) +{ +  CURL *handles[HANDLECOUNT]; +  CURLM *multi_handle; + +  int still_running; /* keep number of running handles */ +  int i; + +  CURLMsg *msg; /* for picking up messages with the transfer status */ +  int msgs_left; /* how many messages are left */ + +  /* Allocate one CURL handle per transfer */ +  for (i=0; i<HANDLECOUNT; i++) +      handles[i] = curl_easy_init(); + +  /* set the options (I left out a few, you'll get the point anyway) */ +  curl_easy_setopt(handles[HTTP_HANDLE], CURLOPT_URL, "http://example.com"); + +  curl_easy_setopt(handles[FTP_HANDLE], CURLOPT_URL, "ftp://example.com"); +  curl_easy_setopt(handles[FTP_HANDLE], CURLOPT_UPLOAD, 1L); + +  /* init a multi stack */ +  multi_handle = curl_multi_init(); + +  /* add the individual transfers */ +  for (i=0; i<HANDLECOUNT; i++) +      curl_multi_add_handle(multi_handle, handles[i]); + +  /* we start some action by calling perform right away */ +  curl_multi_perform(multi_handle, &still_running); + +  do { +    struct timeval timeout; +    int rc; /* select() return code */ + +    fd_set fdread; +    fd_set fdwrite; +    fd_set fdexcep; +    int maxfd = -1; + +    long curl_timeo = -1; + +    FD_ZERO(&fdread); +    FD_ZERO(&fdwrite); +    FD_ZERO(&fdexcep); + +    /* set a suitable timeout to play around with */ +    timeout.tv_sec = 1; +    timeout.tv_usec = 0; + +    curl_multi_timeout(multi_handle, &curl_timeo); +    if(curl_timeo >= 0) { +      timeout.tv_sec = curl_timeo / 1000; +      if(timeout.tv_sec > 1) +        timeout.tv_sec = 1; +      else +        timeout.tv_usec = (curl_timeo % 1000) * 1000; +    } + +    /* get file descriptors from the transfers */ +    curl_multi_fdset(multi_handle, &fdread, &fdwrite, &fdexcep, &maxfd); + +    /* In a real-world program you OF COURSE check the return code of the +       function calls.  On success, the value of maxfd is guaranteed to be +       greater or equal than -1.  We call select(maxfd + 1, ...), specially in +       case of (maxfd == -1), we call select(0, ...), which is basically equal +       to sleep. */ + +    rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout); + +    switch(rc) { +    case -1: +      /* select error */ +      break; +    case 0: /* timeout */ +    default: /* action */ +      curl_multi_perform(multi_handle, &still_running); +      break; +    } +  } while(still_running); + +  /* See how the transfers went */ +  while ((msg = curl_multi_info_read(multi_handle, &msgs_left))) { +    if (msg->msg == CURLMSG_DONE) { +      int idx, found = 0; + +      /* Find out which handle this message is about */ +      for (idx=0; idx<HANDLECOUNT; idx++) { +        found = (msg->easy_handle == handles[idx]); +        if(found) +          break; +      } + +      switch (idx) { +      case HTTP_HANDLE: +        printf("HTTP transfer completed with status %d\n", msg->data.result); +        break; +      case FTP_HANDLE: +        printf("FTP transfer completed with status %d\n", msg->data.result); +        break; +      } +    } +  } + +  curl_multi_cleanup(multi_handle); + +  /* Free the CURL handles */ +  for (i=0; i<HANDLECOUNT; i++) +      curl_easy_cleanup(handles[i]); + +  return 0; +}  | 
