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/* Copyright (c) 2005-2018 Dovecot authors, see the included COPYING file */
#include "lib.h"
#include "buffer.h"
#include "settings-parser.h"
#include "service-settings.h"
#include "mail-storage-settings.h"
#include "pop3-settings.h"
#include <stddef.h>
#include <unistd.h>
static bool pop3_settings_verify(void *_set, pool_t pool,
const char **error_r);
/* <settings checks> */
static struct file_listener_settings pop3_unix_listeners_array[] = {
{ "login/pop3", 0666, "", "" }
};
static struct file_listener_settings *pop3_unix_listeners[] = {
&pop3_unix_listeners_array[0]
};
static buffer_t pop3_unix_listeners_buf = {
{ { pop3_unix_listeners, sizeof(pop3_unix_listeners) } }
};
/* </settings checks> */
struct service_settings pop3_service_settings = {
.name = "pop3",
.protocol = "pop3",
.type = "",
.executable = "pop3",
.user = "",
.group = "",
.privileged_group = "",
.extra_groups = "$default_internal_group",
.chroot = "",
.drop_priv_before_exec = FALSE,
.process_min_avail = 0,
.process_limit = 1024,
.client_limit = 1,
.service_count = 1,
.idle_kill = 0,
.vsz_limit = UOFF_T_MAX,
.unix_listeners = { { &pop3_unix_listeners_buf,
sizeof(pop3_unix_listeners[0]) } },
.fifo_listeners = ARRAY_INIT,
.inet_listeners = ARRAY_INIT
};
#undef DEF
#undef DEFLIST
#define DEF(type, name) \
SETTING_DEFINE_STRUCT_##type(#name, name, struct pop3_settings)
#define DEFLIST(field, name, defines) \
{ .type = SET_DEFLIST, .key = name, \
.offset = offsetof(struct pop3_settings, field), \
.list_info = defines }
static const struct setting_define pop3_setting_defines[] = {
DEF(BOOL, verbose_proctitle),
DEF(STR_VARS, rawlog_dir),
DEF(BOOL, pop3_no_flag_updates),
DEF(BOOL, pop3_enable_last),
DEF(BOOL, pop3_reuse_xuidl),
DEF(BOOL, pop3_save_uidl),
DEF(BOOL, pop3_lock_session),
DEF(BOOL, pop3_fast_size_lookups),
DEF(STR, pop3_client_workarounds),
DEF(STR, pop3_logout_format),
DEF(ENUM, pop3_uidl_duplicates),
DEF(STR, pop3_deleted_flag),
DEF(ENUM, pop3_delete_type),
SETTING_DEFINE_LIST_END
};
static const struct pop3_settings pop3_default_settings = {
.verbose_proctitle = FALSE,
.rawlog_dir = "",
.pop3_no_flag_updates = FALSE,
.pop3_enable_last = FALSE,
.pop3_reuse_xuidl = FALSE,
.pop3_save_uidl = FALSE,
.pop3_lock_session = FALSE,
.pop3_fast_size_lookups = FALSE,
.pop3_client_workarounds = "",
.pop3_logout_format = "top=%t/%p, retr=%r/%b, del=%d/%m, size=%s",
.pop3_uidl_duplicates = "allow:rename",
.pop3_deleted_flag = "",
.pop3_delete_type = "default:expunge:flag"
};
static const struct setting_parser_info *pop3_setting_dependencies[] = {
&mail_user_setting_parser_info,
NULL
};
const struct setting_parser_info pop3_setting_parser_info = {
.module_name = "pop3",
.defines = pop3_setting_defines,
.defaults = &pop3_default_settings,
.type_offset = SIZE_MAX,
.struct_size = sizeof(struct pop3_settings),
.parent_offset = SIZE_MAX,
.check_func = pop3_settings_verify,
.dependencies = pop3_setting_dependencies
};
/* <settings checks> */
struct pop3_client_workaround_list {
const char *name;
enum pop3_client_workarounds num;
};
static const struct pop3_client_workaround_list pop3_client_workaround_list[] = {
{ "outlook-no-nuls", WORKAROUND_OUTLOOK_NO_NULS },
{ "oe-ns-eoh", WORKAROUND_OE_NS_EOH },
{ NULL, 0 }
};
static int
pop3_settings_parse_workarounds(struct pop3_settings *set,
const char **error_r)
{
enum pop3_client_workarounds client_workarounds = 0;
const struct pop3_client_workaround_list *list;
const char *const *str;
str = t_strsplit_spaces(set->pop3_client_workarounds, " ,");
for (; *str != NULL; str++) {
list = pop3_client_workaround_list;
for (; list->name != NULL; list++) {
if (strcasecmp(*str, list->name) == 0) {
client_workarounds |= list->num;
break;
}
}
if (list->name == NULL) {
*error_r = t_strdup_printf("pop3_client_workarounds: "
"Unknown workaround: %s", *str);
return -1;
}
}
set->parsed_workarounds = client_workarounds;
return 0;
}
static bool
pop3_settings_verify(void *_set, pool_t pool ATTR_UNUSED, const char **error_r)
{
struct pop3_settings *set = _set;
if (pop3_settings_parse_workarounds(set, error_r) < 0)
return FALSE;
if (strcmp(set->pop3_delete_type, "default") == 0) {
if (set->pop3_deleted_flag[0] == '\0')
set->parsed_delete_type = POP3_DELETE_TYPE_EXPUNGE;
else
set->parsed_delete_type = POP3_DELETE_TYPE_FLAG;
} else if (strcmp(set->pop3_delete_type, "expunge") == 0) {
set->parsed_delete_type = POP3_DELETE_TYPE_EXPUNGE;
} else if (strcmp(set->pop3_delete_type, "flag") == 0) {
if (set->pop3_deleted_flag[0] == '\0') {
*error_r = "pop3_delete_type=flag, but pop3_deleted_flag not set";
return FALSE;
}
set->parsed_delete_type = POP3_DELETE_TYPE_FLAG;
} else {
*error_r = t_strdup_printf("pop3_delete_type: Unknown value '%s'",
set->pop3_delete_type);
return FALSE;
}
return TRUE;
}
/* </settings checks> */
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