Diffstat (limited to 'libetpan/src/low-level/mbox/mailmbox_types.c') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | libetpan/src/low-level/mbox/mailmbox_types.c | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/libetpan/src/low-level/mbox/mailmbox_types.c b/libetpan/src/low-level/mbox/mailmbox_types.c new file mode 100644 index 0000000..aaf76dc --- a/dev/null +++ b/libetpan/src/low-level/mbox/mailmbox_types.c @@ -0,0 +1,251 @@ +/* + * libEtPan! -- a mail stuff library + * + * Copyright (C) 2001, 2005 - DINH Viet Hoa + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the libEtPan! project nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * $Id$ + */ + +#include "mailmbox_types.h" + +#include <string.h> +#include <stdlib.h> + +#ifndef TRUE +#define TRUE 1 +#endif + +#ifndef FALSE +#define FALSE 0 +#endif + +/* *********************************************************************** */ + +int mailmbox_msg_info_update(struct mailmbox_folder * folder, + size_t msg_start, size_t msg_start_len, + size_t msg_headers, size_t msg_headers_len, + size_t msg_body, size_t msg_body_len, + size_t msg_size, size_t msg_padding, + uint32_t msg_uid) +{ + struct mailmbox_msg_info * info; + int res; + chashdatum key; + chashdatum data; + int r; + + key.data = &msg_uid; + key.len = sizeof(msg_uid); + r = chash_get(folder->mb_hash, &key, &data); + if (r < 0) { + unsigned int index; + + info = mailmbox_msg_info_new(msg_start, msg_start_len, + msg_headers, msg_headers_len, + msg_body, msg_body_len, msg_size, msg_padding, msg_uid); + if (info == NULL) { + res = MAILMBOX_ERROR_MEMORY; + goto err; + } + + r = carray_add(folder->mb_tab, info, &index); + if (r < 0) { + mailmbox_msg_info_free(info); + res = MAILMBOX_ERROR_MEMORY; + goto err; + } + + if (msg_uid != 0) { + chashdatum key; + chashdatum data; + + key.data = &msg_uid; + key.len = sizeof(msg_uid); + data.data = info; + data.len = 0; + + r = chash_set(folder->mb_hash, &key, &data, NULL); + if (r < 0) { + mailmbox_msg_info_free(info); + carray_delete(folder->mb_tab, index); + res = MAILMBOX_ERROR_MEMORY; + goto err; + } + } + + info->msg_index = index; + } + else { + info = data.data; + + info->msg_start = msg_start; + info->msg_start_len = msg_start_len; + info->msg_headers = msg_headers; + info->msg_headers_len = msg_headers_len; + info->msg_body = msg_body; + info->msg_body_len = msg_body_len; + info->msg_size = msg_size; + info->msg_padding = msg_padding; + } + + return MAILMBOX_NO_ERROR; + + err: + return res; +} + + +struct mailmbox_msg_info * +mailmbox_msg_info_new(size_t msg_start, size_t msg_start_len, + size_t msg_headers, size_t msg_headers_len, + size_t msg_body, size_t msg_body_len, + size_t msg_size, size_t msg_padding, + uint32_t msg_uid) +{ + struct mailmbox_msg_info * info; + + info = malloc(sizeof(* info)); + if (info == NULL) + return NULL; + + info->msg_index = 0; + info->msg_uid = msg_uid; + if (msg_uid != 0) + info->msg_written_uid = TRUE; + else + info->msg_written_uid = FALSE; + info->msg_deleted = FALSE; + + info->msg_start = msg_start; + info->msg_start_len = msg_start_len; + + info->msg_headers = msg_headers; + info->msg_headers_len = msg_headers_len; + + info->msg_body = msg_body; + info->msg_body_len = msg_body_len; + + info->msg_size = msg_size; + + info->msg_padding = msg_padding; + + return info; +} + +void mailmbox_msg_info_free(struct mailmbox_msg_info * info) +{ + free(info); +} + + +/* append info */ + +struct mailmbox_append_info * +mailmbox_append_info_new(const char * ai_message, size_t ai_size) +{ + struct mailmbox_append_info * info; + + info = malloc(sizeof(* info)); + if (info == NULL) + return NULL; + + info->ai_message = ai_message; + info->ai_size = ai_size; + info->ai_uid = 0; + + return info; +} + +void mailmbox_append_info_free(struct mailmbox_append_info * info) +{ + free(info); +} + +struct mailmbox_folder * mailmbox_folder_new(const char * mb_filename) +{ + struct mailmbox_folder * folder; + + folder = malloc(sizeof(* folder)); + if (folder == NULL) + goto err; + + strncpy(folder->mb_filename, mb_filename, PATH_MAX); + + folder->mb_mtime = (time_t) -1; + + folder->mb_fd = -1; + folder->mb_read_only = TRUE; + folder->mb_no_uid = TRUE; + + folder->mb_changed = FALSE; + folder->mb_deleted_count = 0; + + folder->mb_mapping = NULL; + folder->mb_mapping_size = 0; + + folder->mb_written_uid = 0; + folder->mb_max_uid = 0; + + folder->mb_hash = chash_new(CHASH_DEFAULTSIZE, CHASH_COPYKEY); + if (folder->mb_hash == NULL) + goto free; + + folder->mb_tab = carray_new(128); + if (folder->mb_tab == NULL) + goto free_hash; + + return folder; + + free_hash: + chash_free(folder->mb_hash); + free: + free(folder); + err: + return NULL; +} + +void mailmbox_folder_free(struct mailmbox_folder * folder) +{ + unsigned int i; + + for(i = 0 ; i < carray_count(folder->mb_tab) ; i++) { + struct mailmbox_msg_info * info; + + info = carray_get(folder->mb_tab, i); + if (info != NULL) + mailmbox_msg_info_free(info); + } + + carray_free(folder->mb_tab); + + chash_free(folder->mb_hash); + + free(folder); +} |