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/*
* canna.c
* Copyright(C) 2003- Masahito Omote <omote@utyuuzin.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Library General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include <stdlib.h>
#include <dlfcn.h>
#include <pwd.h>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <glib.h>
#include "canna.h"
static struct _canna_api RkFunc;
static void *canna_lib;
static int context_num;
static void canna_get_privatedicname(unsigned char **);
int canna_init(char *cannahost) {
if(canna_lib) {
dlclose(canna_lib);
}
canna_lib = dlopen("libcanna.so.1", RTLD_LAZY);
if(canna_lib != NULL) {
/* 全部使う瘢雹とは思えないので必要なものだけ対応づける */
RkFunc.Initialize = dlsym(canna_lib, "RkInitialize");
RkFunc.Finalize = dlsym(canna_lib, "RkFinalize");
RkFunc.GetWordTextDic = dlsym(canna_lib, "RkGetWordTextDic");
RkFunc.ListDic = dlsym(canna_lib, "RkListDic");
RkFunc.GetMountList = dlsym(canna_lib, "RkGetMountList");
RkFunc.MountDic = dlsym(canna_lib, "RkMountDic");
RkFunc.UnmountDic = dlsym(canna_lib, "RkUnmountDic");
RkFunc.DefineDic = dlsym(canna_lib, "RkDefineDic");
RkFunc.DeleteDic = dlsym(canna_lib, "RkDeleteDic");
RkFunc.SyncDic = dlsym(canna_lib, "RkSync");
if(RkFunc.Initialize == NULL || RkFunc.Finalize == NULL ||
RkFunc.MountDic == NULL || RkFunc.UnmountDic == NULL ||
RkFunc.DefineDic == NULL || RkFunc.DeleteDic == NULL ||
RkFunc.GetWordTextDic == NULL || RkFunc.ListDic == NULL ||
RkFunc.GetMountList == NULL || RkFunc.SyncDic == NULL)
{
dlclose(canna_lib);
return -1;
}
context_num = RkFunc.Initialize(cannahost);
if(context_num >= 0) {
return 0;
}
else {
return -1;
}
} else {
return -1;
}
}
void canna_close(void) {
if(RkFunc.Finalize != NULL) {
RkFunc.Finalize();
}
if(canna_lib) {
dlclose(canna_lib);
}
}
int canna_get_word_text_dic(unsigned char *dirname,
unsigned char *dicname,
word **head)
{
unsigned char buf[1024];
unsigned char dicname_bk[256];
int ret = 0;
if(RkFunc.GetWordTextDic != NULL) {
#ifndef HAVE_STRLCPY
strncpy(dicname_bk, dicname, 256);
dicname_bk[255] = '\0';
#else
strlcpy(dicname_bk, dicname, 256);
#endif
do {
ret = RkFunc.GetWordTextDic(context_num, dirname,
dicname_bk, buf, 1024);
if(ret <= 0)
break;
dicname_bk[0] = '\0';
cannadic_parse_line(buf, head);
} while(ret >= 0);
}
if(ret < 0)
return -1;
else
return 0;
}
word *canna_get_word_text_priv_dic(void) {
struct passwd *pw;
char *username, *dirname;
char dir[] = ":user/";
word *list = NULL;
pw = getpwuid(getuid());
if(pw != NULL) {
username = strdup(pw->pw_name);
if(username != NULL) {
int len;
/* dirname := ":user/username" */
len = strlen(dir) + strlen(username) + 1;
dirname = malloc(sizeof(char) * len);
if(dirname != NULL) {
snprintf(dirname, len, "%s%s", dir, username);
canna_get_word_text_dic(dirname, "user", &list);
free(dirname);
}
free(username);
}
}
return list;
}
int canna_define_dic(unsigned char *dicname, unsigned char *buf) {
/* buf := phon cclass desc */
int ret;
if(RkFunc.MountDic(context_num, (char *)dicname, 0) < 0 )
return -1;
ret = RkFunc.DefineDic(context_num, (char *)dicname, buf);
RkFunc.UnmountDic(context_num, (char *)dicname);
return ret;
}
int canna_delete_dic(unsigned char *dicname, unsigned char *buf) {
/* buf := phon cclass desc */
int ret;
if(RkFunc.MountDic(context_num, (char *)dicname, 0) < 0 )
return -1;
ret = RkFunc.DeleteDic(context_num, (char *)dicname, buf);
RkFunc.UnmountDic(context_num, (char *)dicname);
return ret;
}
GList *canna_read_privatediclist(void) {
struct passwd *pw;
char *username, *dirname;
char dir[] = ":user/";
char dicname = "user"; /* XXX */
GList *list = NULL;
unsigned char buf[1024];
unsigned char dicname_bk[256];
int ret = 0;
pw = getpwuid(getuid());
if(pw != NULL) {
username = strdup(pw->pw_name);
if(username != NULL) {
int len;
/* dirname := ":user/username" */
len = strlen(dir) + strlen(username) + 1;
dirname = malloc(sizeof(char) * len);
if(dirname != NULL) {
snprintf(dirname, len, "%s%s", dir, username);
if(RkFunc.GetWordTextDic != NULL) {
#ifndef HAVE_STRLCPY
strncpy(dicname_bk, dicname, 256);
dicname_bk[255] = '\0';
#else
strlcpy(dicname_bk, dicname, 256);
#endif
do {
ret = RkFunc.GetWordTextDic(context_num, dirname,
dicname_bk, buf, 1024);
if(ret <= 0)
break;
dicname_bk[0] = '\0';
list = cannadic_parse_line_glist(buf, list);
} while(ret >= 0);
}
free(dirname);
}
free(username);
}
}
}
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