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#include <stdio.h> |
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#include <string.h> |
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|
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#include "config.h" |
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#include "imapfilter.h" |
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#include "filter.h" |
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#include "buffer.h" |
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|
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|
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extern options_t opts; |
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extern connection_t connpri, connaux; |
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|
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buffer_t obuf; /* Output buffer. */ |
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|
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static unsigned int tag = 0x1000; /* Every IMAP command is prefixed with |
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* a unique [:alnum:] string. */ |
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|
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|
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unsigned int send_command(connection_t * conn, char *cmd, char *alt); |
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void send_command_cont(connection_t * conn, char *cmd); |
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|
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|
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/* |
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* Send to server data; a command. |
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*/ |
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unsigned int |
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send_command(connection_t * conn, char *cmd, char *alt) |
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{ |
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|
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debug("sending command (%s):\n\n%s\n", |
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(conn == &connpri ? "primary" : "auxiliary"), |
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(opts.debug == 1 && alt ? alt : cmd)); |
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|
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verbose("%s: %s", (conn == &connpri ? "C" : "c"), (alt ? alt : cmd)); |
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|
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socket_write(conn, cmd); |
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|
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if (tag == 0xFFFF) |
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tag = 0x0FFF; |
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|
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return tag++; |
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} |
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|
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|
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#ifdef CRAM_MD5 |
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/* |
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* Send to server data: a continuation command. |
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*/ |
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void |
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send_command_cont(connection_t * conn, char *cmd) |
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{ |
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|
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debug("sending command (%s):\n\n%s\r\n\n", |
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(conn == &connpri ? "primary" : "auxiliary"), cmd); |
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|
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socket_write(conn, cmd); |
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socket_write(conn, "\r\n"); |
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} |
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#endif |
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|
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|
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/* |
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* IMAP NOOP: does nothing always succeeds. |
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*/ |
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int |
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imap_noop(connection_t * conn) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("NOOP") + 12); |
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|
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snprintf(obuf.data, obuf.size, "%04X NOOP\r\n", tag); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP CAPABILITY: requests listing of capabilities that the server supports. |
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*/ |
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int |
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imap_capability(connection_t * conn) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("CAPABILITY") + 12); |
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|
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snprintf(obuf.data, obuf.size, "%04X CAPABILITY\r\n", tag); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP NAMESPACE: discovers the prefix and delimeter of namespaces used by |
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* the server for mailboxes (RFC 2342). |
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*/ |
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int |
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imap_namespace(connection_t * conn) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("NAMESPACE") + 12); |
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|
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snprintf(obuf.data, obuf.size, "%04X NAMESPACE\r\n", tag); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP LOGOUT: informs server that client is done. |
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*/ |
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int |
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imap_logout(connection_t * conn) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("LOGOUT") + 12); |
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|
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snprintf(obuf.data, obuf.size, "%04X LOGOUT\r\n", tag); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP STARTTLS: begin TLS negotiation. |
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*/ |
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int |
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imap_starttls(connection_t * conn) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("STARTTLS") + 12); |
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|
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snprintf(obuf.data, obuf.size, "%04X STARTTLS\r\n", tag); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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#ifdef CRAM_MD5 |
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/* |
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* IMAP AUTHENTICATE: indicates authentication mechanism and performs an |
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* authentication protocol exchange. |
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*/ |
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int |
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imap_authenticate(connection_t * conn, char *auth, int cont) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("AUTHENTICATE") + 12); |
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|
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if (!cont) { |
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snprintf(obuf.data, obuf.size, "%04X AUTHENTICATE %s\r\n", |
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tag, auth); |
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return send_command(conn, obuf.data, NULL); |
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} else { |
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send_command_cont(conn, auth); |
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return 0; |
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} |
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} |
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#endif |
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|
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|
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/* |
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* IMAP LOGIN: identifies client to server. |
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*/ |
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int |
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imap_login(connection_t * conn, char *user, char *pass) |
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{ |
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int r, n; |
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char *sbuf; |
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|
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/* Command to send to server. */ |
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n = strlen("LOGIN") + strlen(user) + strlen(pass) + 18; |
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sbuf = (char *)smalloc(n); |
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snprintf(sbuf, n, "%04X LOGIN \"%s\" \"%s\"\r\n", tag, user, pass); |
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|
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/* Alternate command with password shrouded for safe printing. */ |
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("LOGIN") + strlen(user) + 18); |
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snprintf(obuf.data, obuf.size, "%04X LOGIN \"%s\" *\r\n", tag, user); |
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|
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r = send_command(conn, sbuf, obuf.data); |
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|
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sfree(sbuf); |
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|
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return r; |
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} |
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|
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|
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/* |
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* IMAP LIST: returns a subset of names from the complete set of names |
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* available to the client. |
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* |
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int imap_list(connection_t *conn, char *refer, char *mbox) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("LIST") + strlen(refer) + strlen(mbox) + 18); |
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|
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snprintf(obuf.data, obuf.size, "%04X LIST \"%s\" \"%s\"\r\n", tag, |
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refer, mbox); |
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|
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return send_command(conn, obuf.data, NULL); |
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}*/ |
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|
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|
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/* |
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* IMAP SUBSCRIBE: adds the specified mailbox name to the server's |
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* set of "active" or "subscribed" mailboxes. |
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*/ |
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int |
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imap_subscribe(connection_t * conn, char *mbox) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("SUBSCRIBE") + strlen(mbox) + 15); |
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|
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snprintf(obuf.data, obuf.size, "%04X SUBSCRIBE \"%s\"\r\n", tag, mbox); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP EXAMINE: access a mailbox in READ-ONLY mode. |
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* |
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int |
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imap_examine(connection_t *conn, char *mbox) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("EXAMINE") + strlen(mbox) + 15); |
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|
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snprintf(obuf.data, MEDIUM_CMD, "%04X EXAMINE \"%s\"\r\n", tag, mbox); |
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|
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return send_command(conn, obuf.data, NULL); |
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}*/ |
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|
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|
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/* |
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* IMAP SELECT: access a mailbox in READ-WRITE mode. |
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*/ |
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int |
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imap_select(connection_t * conn, char *mbox) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("SELECT") + strlen(mbox) + 15); |
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|
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snprintf(obuf.data, obuf.size, "%04X SELECT \"%s\"\r\n", tag, mbox); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP STATUS: requests status of the indicated mailbox. |
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*/ |
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int |
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imap_status(connection_t * conn, char *mbox, char *items) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("STATUS") + strlen(mbox) + |
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strlen(items) + 18); |
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|
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snprintf(obuf.data, obuf.size, "%04X STATUS \"%s\" (%s)\r\n", tag, mbox, items); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP CREATE: create mailbox. |
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*/ |
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int |
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imap_create(connection_t * conn, char *mbox) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("CREATE") + strlen(mbox) + 14); |
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|
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snprintf(obuf.data, obuf.size, "%04X CREATE \"%s\"\r\n", tag, mbox); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP SEARCH: searches the mailbox for messages that match certain criteria. |
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*/ |
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int |
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imap_search(connection_t * conn, char *charset, char *search) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("SEARCH CHARSET") + strlen(charset) + |
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strlen(search) + 15); |
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|
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if (*charset) |
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snprintf(obuf.data, obuf.size, "%04X SEARCH CHARSET \"%s\" %s\r\n", |
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tag, charset, search); |
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else |
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snprintf(obuf.data, obuf.size, "%04X SEARCH %s\r\n", tag, search); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP FETCH: retrieves data associated with a message. |
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*/ |
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int |
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imap_fetch(connection_t * conn, char *mesg, char *items) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("FETCH") + strlen(mesg) + strlen(items) + 14); |
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|
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snprintf(obuf.data, obuf.size, "%04X FETCH %s %s\r\n", tag, mesg, items); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP STORE: alters data associated with a message. |
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*/ |
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int |
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imap_store(connection_t * conn, char *mesg, unsigned int mode, char *flags) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("STORE") + strlen(mesg) + |
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strlen("FLAGS.SILENT") + strlen(flags) + 18); |
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|
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snprintf(obuf.data, obuf.size, "%04X STORE %s %sFLAGS.SILENT (%s)\r\n", |
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tag, mesg, (mode == ACTION_FLAG_REPLACE ? "" : |
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mode == ACTION_FLAG_ADD ? "+" : "-"), flags); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP COPY: copy messages to mailbox. |
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*/ |
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int |
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imap_copy(connection_t * conn, char *mesg, char *mbox) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("COPY") + strlen(mesg) + strlen(mbox) + 16); |
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|
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snprintf(obuf.data, obuf.size, "%04X COPY %s \"%s\"\r\n", tag, mesg, mbox); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP APPEND: append message to the end of a mailbox. |
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*/ |
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int |
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imap_append(connection_t * conn, char *mbox, char *flags, char *date, unsigned int size) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("APPEND") + strlen(mbox) + strlen(flags) + |
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strlen(date) + strlen(ultostr(size, 10)) + 24); |
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|
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snprintf(obuf.data, obuf.size, "%04X APPEND \"%s\" (%s) \"%s\" {%d}\r\n", |
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tag, mbox, flags, date, size); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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|
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/* |
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* IMAP CLOSE: delete messages and return to authenticated state. |
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*/ |
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int |
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imap_close(connection_t * conn) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("CLOSE") + 12); |
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|
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snprintf(obuf.data, obuf.size, "%04X CLOSE\r\n", tag); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |
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|
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|
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/* |
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* IMAP EXPUNGE: permanently removes any messages with the \Deleted flag set. |
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*/ |
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int |
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imap_expunge(connection_t * conn) |
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{ |
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|
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buffer_reset(&obuf); |
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buffer_check(&obuf, strlen("EXPUNGE") + 12); |
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|
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snprintf(obuf.data, obuf.size, "%04X EXPUNGE\r\n", tag); |
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|
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return send_command(conn, obuf.data, NULL); |
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} |