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-rw-r--r-- | docs/examples/postit2.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/docs/examples/postit2.c b/docs/examples/postit2.c new file mode 100644 index 000000000..9b7cda07e --- /dev/null +++ b/docs/examples/postit2.c @@ -0,0 +1,92 @@ +/***************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * + * $Id$ + * + * Example code that uploads a file name 'foo' to a remote script that accepts + * "HTML form based" (as described in RFC1738) uploads using HTTP POST. + * + * The imaginary form we'll fill in looks like: + * + * <form method="post" enctype="multipart/form-data" action="examplepost.cgi"> + * Enter file: <input type="file" name="sendfile" size="40"> + * Enter file name: <input type="text" name="filename" size="30"> + * <input type="submit" value="send" name="submit"> + * </form> + * + * This exact source code has not been verified to work. + */ + +/* to make this work under windows, use the win32-functions from the + win32socket.c file as well */ + +#include <stdio.h> +#include <string.h> + +#include <curl/curl.h> +#include <curl/types.h> +#include <curl/easy.h> + +#if LIBCURL_VERSION_NUM < 0x070900 +#error "curl_formadd() is not introduced until libcurl 7.9 and later" +#endif + +int main(int argc, char *argv[]) +{ + CURL *curl; + CURLcode res; + + struct HttpPost *formpost=NULL; + struct HttpPost *lastptr=NULL; + struct curl_slist *headerlist=NULL; + char buf[] = "Expect:"; + + /* Fill in the file upload field */ + curl_formadd(&formpost, + &lastptr, + CURLFORM_COPYNAME, "sendfile", + CURLFORM_FILE, "postit2.c", + CURLFORM_END); + + /* Fill in the filename field */ + curl_formadd(&formpost, + &lastptr, + CURLFORM_COPYNAME, "filename", + CURLFORM_COPYCONTENTS, "postit2.c", + CURLFORM_END); + + + /* Fill in the submit field too, even if this is rarely needed */ + curl_formadd(&formpost, + &lastptr, + CURLFORM_COPYNAME, "submit", + CURLFORM_COPYCONTENTS, "send", + CURLFORM_END); + + curl = curl_easy_init(); + /* initalize custom header list (stating that Expect: 100-continue is not + wanted */ + headerlist = curl_slist_append(headerlist, buf); + if(curl) { + /* what URL that receives this POST */ + curl_easy_setopt(curl, CURLOPT_URL, "http://curl.haxx.se/examplepost.cgi"); + if ( (argc == 2) && (!strcmp(argv[1], "noexpectheader")) ) + /* only disable 100-continue header if explicitly requested */ + curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headerlist); + curl_easy_setopt(curl, CURLOPT_HTTPPOST, formpost); + res = curl_easy_perform(curl); + + /* always cleanup */ + curl_easy_cleanup(curl); + + /* then cleanup the formpost chain */ + curl_formfree(formpost); + /* free slist */ + curl_slist_free_all (headerlist); + } + return 0; +} |