1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/intl/icu/source/common/ucat.c Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,76 @@
1.4 +/*
1.5 +**********************************************************************
1.6 +* Copyright (c) 2003, International Business Machines
1.7 +* Corporation and others. All Rights Reserved.
1.8 +**********************************************************************
1.9 +* Author: Alan Liu
1.10 +* Created: March 19 2003
1.11 +* Since: ICU 2.6
1.12 +**********************************************************************
1.13 +*/
1.14 +#include "unicode/ucat.h"
1.15 +#include "unicode/ustring.h"
1.16 +#include "cstring.h"
1.17 +#include "uassert.h"
1.18 +
1.19 +/* Separator between set_num and msg_num */
1.20 +static const char SEPARATOR = '%';
1.21 +
1.22 +/* Maximum length of a set_num/msg_num key, incl. terminating zero.
1.23 + * Longest possible key is "-2147483648%-2147483648" */
1.24 +#define MAX_KEY_LEN (24)
1.25 +
1.26 +/**
1.27 + * Fill in buffer with a set_num/msg_num key string, given the numeric
1.28 + * values. Numeric values must be >= 0. Buffer must be of length
1.29 + * MAX_KEY_LEN or more.
1.30 + */
1.31 +static char*
1.32 +_catkey(char* buffer, int32_t set_num, int32_t msg_num) {
1.33 + int32_t i = 0;
1.34 + i = T_CString_integerToString(buffer, set_num, 10);
1.35 + buffer[i++] = SEPARATOR;
1.36 + T_CString_integerToString(buffer+i, msg_num, 10);
1.37 + return buffer;
1.38 +}
1.39 +
1.40 +U_CAPI u_nl_catd U_EXPORT2
1.41 +u_catopen(const char* name, const char* locale, UErrorCode* ec) {
1.42 + return (u_nl_catd) ures_open(name, locale, ec);
1.43 +}
1.44 +
1.45 +U_CAPI void U_EXPORT2
1.46 +u_catclose(u_nl_catd catd) {
1.47 + ures_close((UResourceBundle*) catd); /* may be NULL */
1.48 +}
1.49 +
1.50 +U_CAPI const UChar* U_EXPORT2
1.51 +u_catgets(u_nl_catd catd, int32_t set_num, int32_t msg_num,
1.52 + const UChar* s,
1.53 + int32_t* len, UErrorCode* ec) {
1.54 +
1.55 + char key[MAX_KEY_LEN];
1.56 + const UChar* result;
1.57 +
1.58 + if (ec == NULL || U_FAILURE(*ec)) {
1.59 + goto ERROR;
1.60 + }
1.61 +
1.62 + result = ures_getStringByKey((const UResourceBundle*) catd,
1.63 + _catkey(key, set_num, msg_num),
1.64 + len, ec);
1.65 + if (U_FAILURE(*ec)) {
1.66 + goto ERROR;
1.67 + }
1.68 +
1.69 + return result;
1.70 +
1.71 + ERROR:
1.72 + /* In case of any failure, return s */
1.73 + if (len != NULL) {
1.74 + *len = u_strlen(s);
1.75 + }
1.76 + return s;
1.77 +}
1.78 +
1.79 +/*eof*/
