dvander@370: /**
ds@653:  * vim: set ts=4 :
dvander@370:  * ===============================================================
dvander@370:  * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.
dvander@370:  * ===============================================================
dvander@370:  *
dvander@370:  * This file is not open source and may not be copied without explicit
dvander@370:  * written permission of AlliedModders LLC.  This file may not be redistributed 
dvander@370:  * in whole or significant part.
dvander@370:  * For information, see LICENSE.txt or http://www.sourcemod.net/license.php
dvander@370:  *
dvander@370:  * Version: $Id$
dvander@370:  */
dvander@370: 
faluco@230: #include <stdlib.h>
faluco@230: #include <ctype.h>
faluco@274: #include <stdarg.h>
faluco@227: #include "sm_stringutil.h"
dvander@592: #include "Logger.h"
faluco@389: #include "PluginSys.h"
dvander@591: #include "Translator.h"
dvander@591: #include "PlayerManager.h"
faluco@227: 
faluco@227: #define LADJUST			0x00000004		/* left adjustment */
faluco@227: #define ZEROPAD			0x00000080		/* zero (as opposed to blank) pad */
ds@609: #define UPPERDIGITS		0x00000200		/* make alpha digits uppercase */
faluco@227: #define to_digit(c)		((c) - '0')
faluco@227: #define is_digit(c)		((unsigned)to_digit(c) <= 9)
faluco@227: 
faluco@288: #define CHECK_ARGS(x) \
faluco@288: 	if ((arg+x) > args) { \
dvander@599: 		pCtx->ThrowNativeErrorEx(SP_ERROR_PARAM, "String formatted incorrectly - parameter %d (total %d)", arg, args); \
faluco@288: 		return 0; \
faluco@227: 	}
faluco@227: 
faluco@422: inline bool TryServerLanguage(const char *serverlang, unsigned int *langid)
faluco@389: {
faluco@422: 	if (!g_Translator.GetLanguageByCode(serverlang, langid))
faluco@422: 	{
faluco@422: 		if (!g_Translator.GetLanguageByCode("en", langid))
faluco@422: 		{
faluco@422: 			return false;
faluco@422: 		}
faluco@422: 	}
faluco@422: 	return true;
faluco@422: }
faluco@389: 
faluco@422: inline bool TryTranslation(CPlugin *pl, const char *key, unsigned int langid, unsigned int langcount, Translation *pTrans)
faluco@422: {
faluco@422: 	TransError err = Trans_BadLanguage;
faluco@389: 	CPhraseFile *phrfl;
faluco@389: 
faluco@389: 	for (size_t i=0; i<langcount && err!=Trans_Okay; i++)
faluco@389: 	{
ds@457: 		phrfl = g_Translator.GetFileByIndex(pl->GetLangFileByIndex(i));
faluco@422: 		err = phrfl->GetTranslation(key, langid, pTrans);
faluco@389: 	}
faluco@389: 
faluco@422: 	return (err == Trans_Okay) ? true : false;
faluco@422: }
faluco@422: 
faluco@422: size_t Translate(char *buffer, size_t maxlen, IPluginContext *pCtx, const char *key, cell_t target, const cell_t *params, int *arg, bool *error)
faluco@422: {
faluco@422: 	unsigned int langid;
ds@661: 	const char *langname = NULL;
faluco@422: 	*error = false;
dvander@464: 	Translation pTrans;
dvander@464: 	CPlugin *pl = (CPlugin *)g_PluginSys.FindPluginByContext(pCtx->GetContext());
dvander@464: 	size_t langcount = pl->GetLangFileCount();
dvander@464: 	void *new_params[MAX_TRANSLATE_PARAMS];
dvander@464: 	unsigned int max_params = 0;
faluco@422: 
faluco@422: try_serverlang:
faluco@422: 	if (target == LANG_SERVER)
faluco@389: 	{
ds@661: 		langname = g_Translator.GetServerLanguageCode();
faluco@422: 		if (!TryServerLanguage(langname ? langname : "en", &langid))
faluco@422: 		{
ds@470: 			pCtx->ThrowNativeError("Translation failure: English language not found");
faluco@422: 			goto error_out;
faluco@422: 		}
dvander@448: 	} else if ((target >= 1) && (target <= g_Players.GetMaxClients())) {
ds@661: 		langname = g_Translator.GetServerLanguageCode(); /* :TODO: read player's lang */
faluco@422: 		if (!langname || !g_Translator.GetLanguageByCode(langname, &langid))
faluco@422: 		{
faluco@422: 			if (langname && !strcmp(langname, "en"))
faluco@422: 			{
ds@470: 				pCtx->ThrowNativeError("Translation failure: English language not found");
faluco@422: 				goto error_out;
faluco@422: 			}
faluco@422: 			target = LANG_SERVER;
faluco@422: 			goto try_serverlang;
faluco@422: 		}
faluco@422: 	} else {
faluco@422: 		pCtx->ThrowNativeErrorEx(SP_ERROR_PARAM, "Translation failed: invalid client index %d", target);
faluco@422: 		goto error_out;
faluco@422: 	}
faluco@422: 
faluco@422: 	if (!TryTranslation(pl, key, langid, langcount, &pTrans))
faluco@422: 	{
faluco@422: 		if (target != LANG_SERVER)
faluco@422: 		{
faluco@422: 			target = LANG_SERVER;
faluco@422: 			goto try_serverlang;
faluco@422: 		} else {
faluco@422: 			if (!g_Translator.GetLanguageByCode("en", &langid)
faluco@422: 				|| !TryTranslation(pl, key, langid, langcount, &pTrans))
faluco@422: 			{
faluco@422: 				pCtx->ThrowNativeErrorEx(SP_ERROR_PARAM, "Language phrase \"%s\" not found", key);
faluco@422: 				goto error_out;
faluco@422: 			}
faluco@422: 		}
faluco@389: 	}
faluco@389: 
dvander@474: 	max_params = pTrans.fmt_count;
dvander@474: 
faluco@389: 	for (size_t i=0; i<max_params; i++)
faluco@389: 	{
faluco@389: 		pCtx->LocalToPhysAddr(params[*arg], reinterpret_cast<cell_t **>(&new_params[i]));
faluco@389: 		(*arg)++;
faluco@389: 		if ((*arg) + i > (size_t)params[0])
faluco@389: 		{
faluco@422: 			pCtx->ThrowNativeErrorEx(SP_ERROR_PARAMS_MAX, "Translation string formatted incorrectly - parameter %d (total %d)", (*arg) + i, params[0]);
faluco@422: 			goto error_out;
faluco@389: 		}
faluco@389: 	}
faluco@389: 
faluco@389: 	return g_Translator.Translate(buffer, maxlen, new_params, &pTrans);
faluco@422: error_out:
faluco@422: 	*error = true;
faluco@422: 	return 0;
faluco@389: }
faluco@389: 
dvander@276: //:TODO: review this code before we choose a license
dvander@276: 
faluco@227: void AddString(char **buf_p, size_t &maxlen, const char *string, int width, int prec)
faluco@227: {
faluco@227: 	int size = 0;
faluco@227: 	char *buf;
faluco@227: 	static char nlstr[] = {'(','n','u','l','l',')','\0'};
faluco@227: 
faluco@227: 	buf = *buf_p;
faluco@227: 
faluco@227: 	if (string == NULL)
faluco@227: 	{
faluco@227: 		string = nlstr;
faluco@227: 		prec = -1;
faluco@227: 	}
faluco@227: 
faluco@227: 	if (prec >= 0)
faluco@227: 	{
faluco@227: 		for (size = 0; size < prec; size++) 
faluco@227: 		{
faluco@227: 			if (string[size] == '\0')
faluco@227: 			{
faluco@227: 				break;
faluco@227: 			}
faluco@227: 		}
faluco@227: 	} else {
faluco@227: 		while (string[size++]);
faluco@227: 		size--;
faluco@227: 	}
faluco@227: 
faluco@227: 	if (size > (int)maxlen)
faluco@227: 	{
faluco@227: 		size = maxlen;
faluco@227: 	}
faluco@227: 
faluco@227: 	maxlen -= size;
faluco@227: 	width -= size;
faluco@227: 
faluco@227: 	while (size--)
faluco@227: 	{
faluco@227: 		*buf++ = *string++;
faluco@227: 	}
faluco@227: 
faluco@227: 	while ((width-- > 0) && maxlen)
faluco@227: 	{
faluco@227: 		*buf++ = ' ';
faluco@227: 		maxlen--;
faluco@227: 	}
faluco@227: 
faluco@227: 	*buf_p = buf;
faluco@227: }
faluco@227: 
faluco@227: void AddFloat(char **buf_p, size_t &maxlen, double fval, int width, int prec)
faluco@227: {
faluco@227: 	char text[32];
faluco@227: 	int digits;
faluco@227: 	double signedVal;
faluco@227: 	char *buf;
faluco@227: 	int val;
faluco@227: 
faluco@227: 	// get the sign
faluco@227: 	signedVal = fval;
faluco@227: 	if (fval < 0)
faluco@227: 	{
faluco@227: 		fval = -fval;
faluco@227: 	}
faluco@227: 
faluco@227: 	// write the float number
faluco@227: 	digits = 0;
faluco@227: 	val = (int)fval;
faluco@227: 	do
faluco@227: 	{
faluco@227: 		text[digits++] = '0' + val % 10;
faluco@227: 		val /= 10;
faluco@227: 	} while (val);
faluco@227: 
faluco@227: 	if (signedVal < 0)
faluco@227: 	{
faluco@227: 		text[digits++] = '-';
faluco@227: 	}
faluco@227: 
faluco@227: 	buf = *buf_p;
faluco@227: 
faluco@227: 	while ((digits < width) && maxlen)
faluco@227: 	{
faluco@227: 		*buf++ = ' ';
faluco@227: 		width--;
faluco@227: 		maxlen--;
faluco@227: 	}
faluco@227: 
faluco@227: 	while ((digits--) && maxlen)
faluco@227: 	{
faluco@227: 		*buf++ = text[digits];
faluco@227: 		maxlen--;
faluco@227: 	}
faluco@227: 
faluco@227: 	*buf_p = buf;
faluco@227: 
faluco@227: 	if (prec < 0)
faluco@227: 	{
faluco@227: 		prec = 6;
faluco@227: 	}
faluco@227: 	// write the fraction
faluco@227: 	digits = 0;
faluco@227: 	while (digits < prec)
faluco@227: 	{
faluco@227: 		fval -= (int)fval;
faluco@227: 		fval *= 10.0;
faluco@227: 		val = (int)fval;
faluco@227: 		text[digits++] = '0' + val % 10;
faluco@227: 	}
faluco@227: 
faluco@227: 	if ((digits > 0) && maxlen)
faluco@227: 	{
faluco@227: 		buf = *buf_p;
faluco@227: 		*buf++ = '.';
faluco@227: 		maxlen--;
faluco@227: 		for (prec = 0; maxlen && (prec < digits); prec++)
faluco@227: 		{
faluco@227: 			*buf++ = text[prec];
faluco@227: 			maxlen--;
faluco@227: 		}
faluco@227: 		*buf_p = buf;
faluco@227: 	}
faluco@227: }
faluco@227: 
faluco@227: void AddUInt(char **buf_p, size_t &maxlen, unsigned int val, int width, int flags)
faluco@227: {
faluco@227: 	char text[32];
faluco@227: 	int digits;
faluco@227: 	char *buf;
faluco@227: 
faluco@227: 	digits = 0;
faluco@227: 	do
faluco@227: 	{
faluco@227: 		text[digits++] = '0' + val % 10;
faluco@227: 		val /= 10;
faluco@227: 	} while (val);
faluco@227: 
faluco@227: 	buf = *buf_p;
faluco@227: 
faluco@227: 	if (!(flags & LADJUST))
faluco@227: 	{
faluco@227: 		while (digits < width && maxlen)
faluco@227: 		{
faluco@227: 			*buf++ = (flags & ZEROPAD) ? '0' : ' ';
faluco@227: 			width--;
faluco@227: 			maxlen--;
faluco@227: 		}
faluco@227: 	}
faluco@227: 
faluco@227: 	while (digits-- && maxlen)
faluco@227: 	{
faluco@227: 		*buf++ = text[digits];
faluco@227: 		width--;
faluco@227: 		maxlen--;
faluco@227: 	}
faluco@227: 
faluco@227: 	if (flags & LADJUST)
faluco@227: 	{
faluco@227: 		while (width-- && maxlen)
faluco@227: 		{
faluco@227: 			*buf++ = (flags & ZEROPAD) ? '0' : ' ';
faluco@227: 			maxlen--;
faluco@227: 		}
faluco@227: 	}
faluco@227: 
faluco@227: 	*buf_p = buf;
faluco@227: }
faluco@227: 
faluco@227: void AddInt(char **buf_p, size_t &maxlen, int val, int width, int flags)
faluco@227: {
faluco@227: 	char text[32];
faluco@227: 	int digits;
faluco@227: 	int signedVal;
faluco@227: 	char *buf;
faluco@227: 	unsigned int unsignedVal;
faluco@227: 
faluco@227: 	digits = 0;
faluco@227: 	signedVal = val;
faluco@227: 	if (val < 0)
faluco@227: 	{
faluco@227: 		/* we want the unsigned version */
faluco@227: 		unsignedVal = abs(val);
faluco@227: 	} else {
faluco@227: 		unsignedVal = val;
faluco@227: 	}
faluco@227: 	do
faluco@227: 	{
faluco@227: 		text[digits++] = '0' + unsignedVal % 10;
faluco@227: 		unsignedVal /= 10;
faluco@227: 	} while (unsignedVal);
faluco@227: 
faluco@227: 	if (signedVal < 0)
faluco@227: 	{
faluco@227: 		text[digits++] = '-';
faluco@227: 	}
faluco@227: 
faluco@227: 	buf = *buf_p;
faluco@227: 
faluco@227: 	if (!(flags & LADJUST))
faluco@227: 	{
faluco@227: 		while ((digits < width) && maxlen)
faluco@227: 		{
faluco@227: 			*buf++ = (flags & ZEROPAD) ? '0' : ' ';
faluco@227: 			width--;
faluco@227: 			maxlen--;
faluco@227: 		}
faluco@227: 	}
faluco@227: 
faluco@227: 	while (digits-- && maxlen)
faluco@227: 	{
faluco@227: 		*buf++ = text[digits];
faluco@227: 		width--;
faluco@227: 		maxlen--;
faluco@227: 	}
faluco@227: 
faluco@227: 	if (flags & LADJUST)
faluco@227: 	{
faluco@227: 		while (width-- && maxlen)
faluco@227: 		{
faluco@227: 			*buf++ = (flags & ZEROPAD) ? '0' : ' ';
faluco@227: 			maxlen--;
faluco@227: 		}
faluco@227: 	}
faluco@227: 
faluco@227: 	*buf_p = buf;
faluco@227: }
faluco@227: 
ds@544: void AddHex(char **buf_p, size_t &maxlen, unsigned int val, int width, int flags)
ds@544: {
ds@544: 	char text[32];
ds@544: 	int digits;
ds@544: 	char *buf;
ds@544: 	char digit;
ds@544: 	int hexadjust;
ds@544: 
ds@544: 	if (flags & UPPERDIGITS)
ds@544: 	{
ds@544: 		hexadjust = 'A' - '9' - 1;
ds@544: 	} else {
ds@544: 		hexadjust = 'a' - '9' - 1;
ds@544: 	}
ds@544: 
ds@544: 	digits = 0;
ds@544: 	do 
ds@544: 	{
ds@544: 		digit = ('0' + val % 16);
ds@544: 		if (digit > '9')
ds@544: 		{
ds@544: 			digit += hexadjust;
ds@544: 		}
ds@544: 
ds@544: 		text[digits++] = digit;
ds@544: 		val /= 16;
ds@544: 	} while(val);
ds@544: 
ds@544: 	buf = *buf_p;
ds@544: 
ds@544: 	if (!(flags & LADJUST))
ds@544: 	{
ds@544: 		while (digits < width && maxlen)
ds@544: 		{
ds@544: 			*buf++ = (flags & ZEROPAD) ? '0' : ' ';
ds@544: 			width--;
ds@544: 			maxlen--;
ds@544: 		}
ds@544: 	}
ds@544: 
ds@544: 	while (digits-- && maxlen)
ds@544: 	{
ds@544: 		*buf++ = text[digits];
ds@544: 		width--;
ds@544: 		maxlen--;
ds@544: 	}
ds@544: 
ds@544: 	if (flags & LADJUST)
ds@544: 	{
ds@544: 		while (width-- && maxlen)
ds@544: 		{
ds@544: 			*buf++ = (flags & ZEROPAD) ? '0' : ' ';
ds@544: 			maxlen--;
ds@544: 		}
ds@544: 	}
ds@544: 
ds@544: 	*buf_p = buf;
ds@544: }
ds@544: 
dvander@276: size_t gnprintf(char *buffer, size_t maxlen, const char *format, void **args)
dvander@276: {
dvander@276: 	if (!buffer || !maxlen)
dvander@276: 	{
dvander@276: 		return 0;
dvander@276: 	}
dvander@276: 
dvander@276: 	int arg = 0;
dvander@276: 	char *buf_p;
dvander@276: 	char ch;
dvander@276: 	int flags;
dvander@276: 	int width;
dvander@276: 	int prec;
dvander@276: 	int n;
dvander@276: 	char sign;
dvander@276: 	const char *fmt;
dvander@276: 	size_t llen = maxlen - 1;
dvander@276: 
dvander@276: 	buf_p = buffer;
dvander@276: 	fmt = format;
dvander@276: 
dvander@276: 	while (true)
dvander@276: 	{
dvander@276: 		// run through the format string until we hit a '%' or '\0'
dvander@276: 		for (ch = *fmt; llen && ((ch = *fmt) != '\0') && (ch != '%'); fmt++)
dvander@276: 		{
dvander@276: 			*buf_p++ = ch;
dvander@276: 			llen--;
dvander@276: 		}
dvander@276: 		if ((ch == '\0') || (llen <= 0))
dvander@276: 		{
dvander@276: 			goto done;
dvander@276: 		}
dvander@276: 
dvander@276: 		// skip over the '%'
dvander@276: 		fmt++;
dvander@276: 
dvander@276: 		// reset formatting state
dvander@276: 		flags = 0;
dvander@276: 		width = 0;
dvander@276: 		prec = -1;
dvander@276: 		sign = '\0';
dvander@276: 
dvander@276: rflag:
dvander@276: 		ch = *fmt++;
dvander@276: reswitch:
dvander@276: 		switch(ch)
dvander@276: 		{
dvander@276: 		case '-':
dvander@276: 			{
dvander@276: 				flags |= LADJUST;
dvander@276: 				goto rflag;
dvander@276: 			}
dvander@276: 		case '.':
dvander@276: 			{
dvander@276: 				n = 0;
dvander@276: 				while(is_digit((ch = *fmt++)))
dvander@276: 				{
dvander@276: 					n = 10 * n + (ch - '0');
dvander@276: 				}
dvander@276: 				prec = (n < 0) ? -1 : n;
dvander@276: 				goto reswitch;
dvander@276: 			}
dvander@276: 		case '0':
dvander@276: 			{
dvander@276: 				flags |= ZEROPAD;
dvander@276: 				goto rflag;
dvander@276: 			}
dvander@276: 		case '1':
dvander@276: 		case '2':
dvander@276: 		case '3':
dvander@276: 		case '4':
dvander@276: 		case '5':
dvander@276: 		case '6':
dvander@276: 		case '7':
dvander@276: 		case '8':
dvander@276: 		case '9':
dvander@276: 			{
dvander@276: 				n = 0;
dvander@276: 				do
dvander@276: 				{
dvander@276: 					n = 10 * n + (ch - '0');
dvander@276: 					ch = *fmt++;
dvander@276: 				} while(is_digit(ch));
dvander@276: 				width = n;
dvander@276: 				goto reswitch;
dvander@276: 			}
dvander@276: 		case 'c':
dvander@276: 			{
dvander@276: 				if (!llen)
dvander@276: 				{
dvander@276: 					goto done;
dvander@276: 				}
dvander@276: 				char *c = (char *)args[arg];
dvander@276: 				*buf_p++ = *c;
dvander@276: 				llen--;
dvander@276: 				arg++;
dvander@276: 				break;
dvander@276: 			}
dvander@276: 		case 'd':
dvander@276: 		case 'i':
dvander@276: 			{
dvander@276: 				int *value = (int *)args[arg];
dvander@276: 				AddInt(&buf_p, llen, *value, width, flags);
dvander@276: 				arg++;
dvander@276: 				break;
dvander@276: 			}
dvander@276: 		case 'u':
dvander@276: 			{
dvander@276: 				unsigned int *value = (unsigned int *)args[arg];
dvander@276: 				AddUInt(&buf_p, llen, *value, width, flags);
dvander@276: 				arg++;
dvander@276: 				break;
dvander@276: 			}
dvander@276: 		case 'f':
dvander@276: 			{
dvander@276: 				float *value = (float *)args[arg];
dvander@276: 				AddFloat(&buf_p, llen, *value, width, prec);
dvander@276: 				arg++;
dvander@276: 				break;
dvander@276: 			}
dvander@276: 		case 's':
dvander@276: 			{
dvander@276: 				const char *str = (const char *)args[arg];
dvander@276: 				AddString(&buf_p, llen, str, width, prec);
dvander@276: 				arg++;
dvander@276: 				break;
dvander@276: 			}
ds@544: 		case 'X':
ds@544: 			{
ds@544: 				unsigned int *value = (unsigned int *)args[arg];
ds@544: 				flags |= UPPERDIGITS;
ds@544: 				AddHex(&buf_p, llen, *value, width, flags);
ds@544: 				arg++;
ds@544: 				break;
ds@544: 			}
ds@544: 		case 'x':
ds@544: 			{
ds@544: 				unsigned int *value = (unsigned int *)args[arg];
ds@544: 				AddHex(&buf_p, llen, *value, width, flags);
ds@544: 				arg++;
ds@544: 				break;
ds@544: 			}
dvander@276: 		case '%':
dvander@276: 			{
dvander@276: 				if (!llen)
dvander@276: 				{
dvander@276: 					goto done;
dvander@276: 				}
dvander@276: 				*buf_p++ = ch;
dvander@276: 				llen--;
dvander@276: 				break;
dvander@276: 			}
dvander@276: 		case '\0':
dvander@276: 			{
dvander@276: 				if (!llen)
dvander@276: 				{
dvander@276: 					goto done;
dvander@276: 				}
dvander@276: 				*buf_p++ = '%';
dvander@276: 				llen--;
dvander@276: 				goto done;
dvander@276: 			}
dvander@276: 		default:
dvander@276: 			{
dvander@276: 				if (!llen)
dvander@276: 				{
dvander@276: 					goto done;
dvander@276: 				}
dvander@276: 				*buf_p++ = ch;
dvander@276: 				llen--;
dvander@276: 				break;
dvander@276: 			}
dvander@276: 		}
dvander@276: 	}
dvander@276: 
dvander@276: done:
dvander@276: 	*buf_p = '\0';
dvander@276: 
dvander@276: 	return (maxlen - llen - 1);
dvander@276: }
dvander@276: 
faluco@227: size_t atcprintf(char *buffer, size_t maxlen, const char *format, IPluginContext *pCtx, const cell_t *params, int *param)
faluco@227: {
dvander@276: 	if (!buffer || !maxlen)
dvander@276: 	{
dvander@276: 		return 0;
dvander@276: 	}
dvander@276: 
faluco@227: 	int arg;
faluco@288: 	int args = params[0];
faluco@227: 	char *buf_p;
faluco@227: 	char ch;
faluco@227: 	int flags;
faluco@227: 	int width;
faluco@227: 	int prec;
faluco@227: 	int n;
faluco@227: 	char sign;
faluco@227: 	const char *fmt;
faluco@230: 	size_t llen = maxlen - 1;
faluco@227: 
faluco@227: 	buf_p = buffer;
faluco@227: 	arg = *param;
faluco@227: 	fmt = format;
faluco@227: 
faluco@227: 	while (true)
faluco@227: 	{
faluco@227: 		// run through the format string until we hit a '%' or '\0'
faluco@227: 		for (ch = *fmt; llen && ((ch = *fmt) != '\0') && (ch != '%'); fmt++)
faluco@227: 		{
faluco@227: 			*buf_p++ = ch;
faluco@227: 			llen--;
faluco@227: 		}
faluco@227: 		if ((ch == '\0') || (llen <= 0))
faluco@227: 		{
faluco@227: 			goto done;
faluco@227: 		}
faluco@227: 
faluco@227: 		// skip over the '%'
faluco@227: 		fmt++;
faluco@227: 
faluco@227: 		// reset formatting state
faluco@227: 		flags = 0;
faluco@227: 		width = 0;
faluco@227: 		prec = -1;
faluco@227: 		sign = '\0';
faluco@227: 
faluco@227: rflag:
faluco@227: 		ch = *fmt++;
faluco@227: reswitch:
faluco@227: 		switch(ch)
faluco@227: 		{
faluco@227: 		case '-':
faluco@227: 			{
faluco@227: 				flags |= LADJUST;
faluco@227: 				goto rflag;
faluco@227: 			}
faluco@227: 		case '.':
faluco@227: 			{
faluco@227: 				n = 0;
faluco@227: 				while(is_digit((ch = *fmt++)))
faluco@227: 				{
faluco@227: 					n = 10 * n + (ch - '0');
faluco@227: 				}
faluco@227: 				prec = (n < 0) ? -1 : n;
faluco@227: 				goto reswitch;
faluco@227: 			}
faluco@227: 		case '0':
faluco@227: 			{
faluco@227: 				flags |= ZEROPAD;
faluco@227: 				goto rflag;
faluco@227: 			}
faluco@227: 		case '1':
faluco@227: 		case '2':
faluco@227: 		case '3':
faluco@227: 		case '4':
faluco@227: 		case '5':
faluco@227: 		case '6':
faluco@227: 		case '7':
faluco@227: 		case '8':
faluco@227: 		case '9':
faluco@227: 			{
faluco@227: 				n = 0;
faluco@227: 				do
faluco@227: 				{
faluco@227: 					n = 10 * n + (ch - '0');
faluco@227: 					ch = *fmt++;
faluco@227: 				} while(is_digit(ch));
faluco@227: 				width = n;
faluco@227: 				goto reswitch;
faluco@227: 			}
faluco@227: 		case 'c':
faluco@227: 			{
faluco@227: 				CHECK_ARGS(0);
faluco@230: 				if (!llen)
faluco@227: 				{
faluco@227: 					goto done;
faluco@227: 				}
faluco@227: 				char *c;
faluco@227: 				pCtx->LocalToString(params[arg], &c);
faluco@227: 				*buf_p++ = *c;
faluco@227: 				llen--;
faluco@227: 				arg++;
faluco@227: 				break;
faluco@227: 			}
faluco@227: 		case 'd':
faluco@227: 		case 'i':
faluco@227: 			{
faluco@227: 				CHECK_ARGS(0);
faluco@227: 				cell_t *value;
faluco@227: 				pCtx->LocalToPhysAddr(params[arg], &value);
faluco@227: 				AddInt(&buf_p, llen, static_cast<int>(*value), width, flags);
faluco@227: 				arg++;
faluco@227: 				break;
faluco@227: 			}
faluco@227: 		case 'u':
faluco@227: 			{
faluco@227: 				CHECK_ARGS(0);
faluco@227: 				cell_t *value;
faluco@227: 				pCtx->LocalToPhysAddr(params[arg], &value);
faluco@227: 				AddUInt(&buf_p, llen, static_cast<unsigned int>(*value), width, flags);
faluco@227: 				arg++;
faluco@227: 				break;
faluco@227: 			}
faluco@227: 		case 'f':
faluco@227: 			{
faluco@227: 				CHECK_ARGS(0);
faluco@227: 				cell_t *value;
faluco@227: 				pCtx->LocalToPhysAddr(params[arg], &value);
dvander@233: 				AddFloat(&buf_p, llen, sp_ctof(*value), width, prec);
faluco@227: 				arg++;
faluco@227: 				break;
faluco@227: 			}
faluco@227: 		case 's':
faluco@227: 			{
faluco@227: 				CHECK_ARGS(0);
faluco@227: 				char *str;
dvander@535: 				int err;
dvander@535: 				if ((err=pCtx->LocalToString(params[arg], &str)) != SP_ERROR_NONE)
dvander@535: 				{
dvander@535: 					pCtx->ThrowNativeErrorEx(err, "Could not deference string");
dvander@535: 					return 0;
dvander@535: 				}
faluco@227: 				AddString(&buf_p, llen, str, width, prec);
faluco@227: 				arg++;
faluco@227: 				break;
faluco@227: 			}
faluco@389: 		case 'T':
faluco@389: 			{
faluco@389: 				CHECK_ARGS(0);
faluco@389: 				char *key;
faluco@422: 				bool error;
faluco@422: 				size_t res;
faluco@389: 				cell_t target = params[arg++];
faluco@389: 				pCtx->LocalToString(params[arg++], &key);
faluco@422: 				res = Translate(buf_p, llen, pCtx, key, target, params, &arg, &error);
faluco@422: 				if (error)
faluco@422: 				{
faluco@422: 					return 0;
faluco@422: 				}
faluco@422: 				buf_p += res;
faluco@422: 				llen -= res;
faluco@422: 				break;
faluco@422: 			}
faluco@422: 		case 't':
faluco@422: 			{
faluco@422: 				CHECK_ARGS(0);
faluco@422: 				char *key;
faluco@422: 				bool error;
faluco@422: 				size_t res;
faluco@422: 				cell_t target = g_SourceMod.GetGlobalTarget();
faluco@422: 				pCtx->LocalToString(params[arg++], &key);
faluco@422: 				res = Translate(buf_p, llen, pCtx, key, target, params, &arg, &error);
faluco@422: 				if (error)
faluco@422: 				{
faluco@422: 					return 0;
faluco@422: 				}
faluco@422: 				buf_p += res;
faluco@422: 				llen -= res;
faluco@389: 				break;
faluco@389: 			}
ds@544: 		case 'X':
ds@544: 			{
ds@544: 				CHECK_ARGS(0);
ds@544: 				cell_t *value;
ds@544: 				pCtx->LocalToPhysAddr(params[arg], &value);
ds@544: 				flags |= UPPERDIGITS;
ds@544: 				AddHex(&buf_p, llen, static_cast<unsigned int>(*value), width, flags);
ds@544: 				arg++;
ds@544: 				break;
ds@544: 			}
ds@544: 		case 'x':
ds@544: 			{
ds@544: 				CHECK_ARGS(0);
ds@544: 				cell_t *value;
ds@544: 				pCtx->LocalToPhysAddr(params[arg], &value);
ds@544: 				AddHex(&buf_p, llen, static_cast<unsigned int>(*value), width, flags);
ds@544: 				arg++;
ds@544: 				break;
ds@544: 			}
faluco@227: 		case '%':
faluco@227: 			{
faluco@230: 				if (!llen)
faluco@227: 				{
faluco@227: 					goto done;
faluco@227: 				}
faluco@227: 				*buf_p++ = ch;
faluco@227: 				llen--;
faluco@227: 				break;
faluco@227: 			}
faluco@227: 		case '\0':
faluco@227: 			{
faluco@230: 				if (!llen)
faluco@227: 				{
faluco@227: 					goto done;
faluco@227: 				}
faluco@227: 				*buf_p++ = '%';
faluco@227: 				llen--;
faluco@227: 				goto done;
faluco@227: 			}
faluco@227: 		default:
faluco@227: 			{
faluco@230: 				if (!llen)
faluco@227: 				{
faluco@227: 					goto done;
faluco@227: 				}
faluco@227: 				*buf_p++ = ch;
faluco@227: 				llen--;
faluco@227: 				break;
faluco@227: 			}
faluco@227: 		}
faluco@227: 	}
faluco@227: 
faluco@227: done:
faluco@227: 	*buf_p = '\0';
faluco@227: 	*param = arg;
faluco@236: 	return (maxlen - llen - 1);
faluco@227: }
faluco@230: 
faluco@230: const char *stristr(const char *str, const char *substr)
faluco@230: {
faluco@230: 	if (!*substr)
faluco@230: 	{
faluco@230: 		return ((char *)str);
faluco@230: 	}
faluco@230: 
faluco@230: 	char *needle = (char *)substr;
faluco@230: 	char *prevloc = (char *)str;
faluco@230: 	char *haystack = (char *)str;
faluco@230: 
faluco@230: 	while (*haystack)
faluco@230: 	{
faluco@230: 		if (tolower(*haystack) == tolower(*needle))
faluco@230: 		{
faluco@230: 			haystack++;
faluco@230: 			if (!*++needle)
faluco@230: 			{
faluco@230: 				return prevloc;
faluco@230: 			}
faluco@230: 		} else {
faluco@230: 			haystack = ++prevloc;
faluco@230: 			needle = (char *)substr;
faluco@230: 		}
faluco@230: 	}
faluco@230: 
faluco@230: 	return NULL;
faluco@230: }
faluco@230: 
dvander@233: unsigned int strncopy(char *dest, const char *src, size_t count)
faluco@230: {
faluco@230: 	if (!count)
faluco@230: 	{
faluco@230: 		return 0;
faluco@230: 	}
faluco@230: 
faluco@230: 	char *start = dest;
faluco@230: 	while ((*src) && (--count))
faluco@230: 	{
faluco@230: 		*dest++ = *src++;
faluco@230: 	}
faluco@230: 	*dest = '\0';
faluco@230: 
faluco@230: 	return (dest - start);
faluco@230: }
faluco@274: 
faluco@274: size_t UTIL_Format(char *buffer, size_t maxlength, const char *fmt, ...)
faluco@274: {
faluco@274: 	va_list ap;
faluco@274: 	va_start(ap, fmt);
faluco@274: 	size_t len = vsnprintf(buffer, maxlength, fmt, ap);
faluco@274: 	va_end(ap);
faluco@274: 
faluco@651: 	if (len >= maxlength)
faluco@651: 	{
faluco@651: 		buffer[maxlength - 1] = '\0';
faluco@651: 		return (maxlength - 1);
faluco@651: 	} else {
faluco@651: 		return len;
faluco@651: 	}
dvander@351: }
dvander@351: 
ds@504: char *sm_strdup(const char *str)
ds@504: {
ds@504: 	char *ptr = new char[strlen(str)+1];
ds@504: 	strcpy(ptr, str);
ds@504: 	return ptr;
ds@504: }