src/lib-storage/mail-copy.c

	mail-copy.c revision 76b43e4417bab52e913da39b5f5bc2a130d3f149
/* Copyright (c) 2004-2008 Dovecot authors, see the included COPYING file */

#include "lib.h"
#include "istream.h"
#include "mail-storage-private.h"
#include "mail-copy.h"

int mail_storage_copy(struct mailbox_transaction_context *t, struct mail *mail,
              enum mail_flags flags, struct mail_keywords *keywords,
              struct mail *dest_mail)
{
    struct mail_save_context *ctx;
    struct istream *input;
    const char *from_envelope;
    time_t received_date;

    if (mail_get_stream(mail, NULL, NULL, &input) < 0)
        return -1;
    if (mail_get_received_date(mail, &received_date) < 0)
        return -1;
    if (mail_get_special(mail, MAIL_FETCH_FROM_ENVELOPE,
                 &from_envelope) < 0)
        return -1;

    if (*from_envelope == '\0')
        from_envelope = NULL;

    if (mailbox_save_init(t, flags, keywords, received_date,
                  0, from_envelope, input, dest_mail, &ctx) < 0)
        return -1;

    while (i_stream_read(input) != -1) {
        if (mailbox_save_continue(ctx) < 0)
            break;
    }

    if (input->stream_errno != 0) {
        mail_storage_set_critical(t->box->storage,
                      "copy: i_stream_read() failed: %m");
        mailbox_save_cancel(&ctx);
        return -1;
    }

    return mailbox_save_finish(&ctx);
}