usbloadergx/source/utils/StringTools.c

/***************************************************************************
 * Copyright (C) 2010
 * by Dimok
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any
 * damages arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any
 * purpose, including commercial applications, and to alter it and
 * redistribute it freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you
 * must not claim that you wrote the original software. If you use
 * this software in a product, an acknowledgment in the product
 * documentation would be appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and
 * must not be misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source
 * distribution.
 *
 * for WiiXplorer 2010
 ***************************************************************************/
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <wchar.h>
#include <gctypes.h>

const char * fmt(const char * format, ...)
{
    static char strChar[512];
    strChar[0] = 0;
	char * tmp = NULL;

	va_list va;
	va_start(va, format);
	if((vasprintf(&tmp, format, va) >= 0) && tmp)
	{
        snprintf(strChar, sizeof(strChar), tmp);
		free(tmp);
        va_end(va);
		return (const char *) strChar;
	}
	va_end(va);

    if(tmp)
        free(tmp);

	return NULL;
}

const wchar_t * wfmt(const char * format, ...)
{
    static wchar_t strWChar[512];
    strWChar[0] = 0;

	if(!format)
        return (const wchar_t *) strWChar;

	if(strcmp(format, "") == 0)
        return (const wchar_t *) strWChar;

	char * tmp = NULL;

	va_list va;
	va_start(va, format);
	if((vasprintf(&tmp, format, va) >= 0) && tmp)
	{
        int	bt;
        int strlength = strlen(tmp);
        bt = mbstowcs(strWChar, tmp, (strlength < 512) ? strlength : 512 );
        free(tmp);
        tmp = 0;

        if(bt > 0)
        {
            strWChar[bt] = 0;
            return (const wchar_t *) strWChar;
        }
	}
	va_end(va);

    if(tmp)
        free(tmp);

	return NULL;
}

bool char2wchar_t(const char * strChar, wchar_t * dest)
{
    if(!strChar || !dest)
        return false;

    int	bt;
    bt = mbstowcs(dest, strChar, strlen(strChar));
    if (bt > 0) {
        dest[bt] = 0;
        return true;
    }

    return false;
}

int strtokcmp(const char * string, const char * compare, const char * separator)
{
    if(!string || !compare)
        return -1;

    char TokCopy[512];
    strcpy(TokCopy, compare);

    char * strTok = strtok(TokCopy, separator);

    while (strTok != NULL)
    {
        if (strcasecmp(string, strTok) == 0)
        {
            return 0;
        }
        strTok = strtok(NULL,separator);
    }

    return -1;
}

inline const char * FullpathToFilename(const char *path)
{
    if(!path) return path;

    const char * ptr = path;
    const char * Filename = ptr;

    while(*ptr != '\0')
    {
        if(*ptr == '/' && ptr[1] != '\0')
            Filename = ptr+1;

        ++ptr;
    }

    return Filename;
}

int replaceString(char *string, const char *replace, const char *replacement)
{
    if(!string || !replace || !replacement)
        return -1;

    char *strCpy = strdup(string);
    if(!strCpy)
        return -1;

    char *ptr;
    int replacelen = strlen(replace);

    for(ptr = strCpy; *ptr != 0; string++, ptr++)
    {
        if(strncasecmp(ptr, replace, replacelen) == 0)
        {
            const char *ptr2 = replacement;
            while(*ptr2 != 0)
            {
                *string = *ptr2;
                string++;
                ptr2++;
            }
            ptr += replacelen;
        }

        *string = *ptr;
    }

    *string = 0;

    free(strCpy);

    return 0;
}