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[/] [or1k/] [tags/] [LINUX_2_4_26_OR32/] [linux/] [linux-2.4/] [fs/] [nls/] [nls_utf8.c] - Rev 1765
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/* * Module for handling utf8 just like any other charset. * By Urban Widmark 2000 */ #include <linux/module.h> #include <linux/kernel.h> #include <linux/string.h> #include <linux/nls.h> #include <linux/errno.h> static unsigned char identity[256]; static int uni2char(wchar_t uni, unsigned char *out, int boundlen) { int n; if ( (n = utf8_wctomb(out, uni, boundlen)) == -1) { *out = '?'; return -EINVAL; } return n; } static int char2uni(const unsigned char *rawstring, int boundlen, wchar_t *uni) { int n; if ( (n = utf8_mbtowc(uni, rawstring, boundlen)) == -1) { *uni = 0x003f; /* ? */ n = -EINVAL; } return n; } static struct nls_table table = { "utf8", uni2char, char2uni, identity, /* no conversion */ identity, THIS_MODULE, }; static int __init init_nls_utf8(void) { int i; for (i=0; i<256; i++) identity[i] = i; return register_nls(&table); } static void __exit exit_nls_utf8(void) { unregister_nls(&table); } module_init(init_nls_utf8) module_exit(exit_nls_utf8) MODULE_LICENSE("Dual BSD/GPL");