diff options
| -rw-r--r-- | docs/examples/smtp-multi.c | 79 |
1 files changed, 44 insertions, 35 deletions
diff --git a/docs/examples/smtp-multi.c b/docs/examples/smtp-multi.c index 69ff55c83..612508f31 100644 --- a/docs/examples/smtp-multi.c +++ b/docs/examples/smtp-multi.c @@ -5,7 +5,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al. + * Copyright (C) 1998 - 2014, 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 @@ -31,46 +31,54 @@ */ #define USERNAME "user@example.com" #define PASSWORD "123qwerty" -#define SMTPSERVER "smtp.example.com" -#define SMTPPORT ":587" /* it is a colon+port string, but you can set it +#define SERVER "smtp.example.com" +#define PORT ":587" /* it is a colon+port string, but you can set it to "" to use the default port */ -#define RECIPIENT "<recipient@example.com>" -#define MAILFROM "<realuser@example.com>" +#define FROM "<sender@example.com>" +#define TO "<recipient@example.com>" +#define CC "<info@example.com>" #define MULTI_PERFORM_HANG_TIMEOUT 60 * 1000 -/* Note that you should include the actual meta data headers here as well if - you want the mail to have a Subject, another From:, show a To: or whatever - you think your mail should feature! */ -static const char *text[]={ - "one\n", - "two\n", - "three\n", - " Hello, this is CURL email SMTP\n", +static const char *payload_text[] = { + "Date: Mon, 29 Nov 2010 21:54:29 +1100\r\n", + "To: " TO "\r\n", + "From: " FROM "(Example User)\r\n", + "Cc: " CC "(Another example User)\r\n", + "Message-ID: <dcd7cb36-11db-487a-9f3a-e652a9458efd@rfcpedant.example.org>\r\n", + "Subject: SMTP TLS example message\r\n", + "\r\n", /* empty line to divide headers from body, see RFC5322 */ + "The body of the message starts here.\r\n", + "\r\n", + "It could be a lot of lines, could be MIME encoded, whatever.\r\n", + "Check RFC5322.\r\n", NULL }; -struct WriteThis { - int counter; +struct upload_status { + int lines_read; }; -static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *userp) +static size_t payload_source(void *ptr, size_t size, size_t nmemb, void *userp) { - struct WriteThis *pooh = (struct WriteThis *)userp; + struct upload_status *upload_ctx = (struct upload_status *)userp; const char *data; - if(size*nmemb < 1) + if((size == 0) || (nmemb == 0) || ((size*nmemb) < 1)) { return 0; + } - data = text[pooh->counter]; + data = payload_text[upload_ctx->lines_read]; if(data) { size_t len = strlen(data); memcpy(ptr, data, len); - pooh->counter++; /* advance pointer */ + upload_ctx->lines_read++; + return len; } - return 0; /* no more data left to deliver */ + + return 0; } static struct timeval tvnow(void) @@ -96,10 +104,10 @@ int main(void) CURLM *mcurl; int still_running = 1; struct timeval mp_start; - struct WriteThis pooh; - struct curl_slist* rcpt_list = NULL; + struct curl_slist *recipients = NULL; + struct upload_status upload_ctx; - pooh.counter = 0; + upload_ctx.lines_read = 0; curl_global_init(CURL_GLOBAL_DEFAULT); @@ -111,22 +119,23 @@ int main(void) if(!mcurl) return 2; - rcpt_list = curl_slist_append(rcpt_list, RECIPIENT); - /* more addresses can be added here - rcpt_list = curl_slist_append(rcpt_list, "<others@example.com>"); - */ + /* Add two recipients, in this particular case they correspond to the + * To: and Cc: addressees in the header, but they could be any kind of + * recipient. */ + recipients = curl_slist_append(recipients, TO); + recipients = curl_slist_append(recipients, CC); - curl_easy_setopt(curl, CURLOPT_URL, "smtp://" SMTPSERVER SMTPPORT); + curl_easy_setopt(curl, CURLOPT_URL, "smtp://" SERVER PORT); curl_easy_setopt(curl, CURLOPT_USERNAME, USERNAME); curl_easy_setopt(curl, CURLOPT_PASSWORD, PASSWORD); - curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback); + curl_easy_setopt(curl, CURLOPT_READFUNCTION, payload_source); + curl_easy_setopt(curl, CURLOPT_READDATA, &upload_ctx); curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L); - curl_easy_setopt(curl, CURLOPT_MAIL_FROM, MAILFROM); - curl_easy_setopt(curl, CURLOPT_MAIL_RCPT, rcpt_list); + curl_easy_setopt(curl, CURLOPT_MAIL_FROM, FROM); + curl_easy_setopt(curl, CURLOPT_MAIL_RCPT, recipients); curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_ALL); curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L); curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L); - curl_easy_setopt(curl, CURLOPT_READDATA, &pooh); curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); curl_easy_setopt(curl, CURLOPT_SSLVERSION, 0L); curl_easy_setopt(curl, CURLOPT_SSL_SESSIONID_CACHE, 0L); @@ -173,7 +182,6 @@ int main(void) 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); if (tvdiff(tvnow(), mp_start) > MULTI_PERFORM_HANG_TIMEOUT) { @@ -193,11 +201,12 @@ int main(void) } } - curl_slist_free_all(rcpt_list); + curl_slist_free_all(recipients); curl_multi_remove_handle(mcurl, curl); curl_multi_cleanup(mcurl); curl_easy_cleanup(curl); curl_global_cleanup(); + return 0; } |