sourcemod/core/smn_string.cpp
David Anderson 388c062c96 added automatic native registration
added string include file
renamed typeutil and its functions
redid a bunch of the string natives
string natives now register

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40238
2006-12-30 07:23:17 +00:00

121 lines
2.8 KiB
C++

#include "sm_platform.h"
#include <string.h>
#include <stdlib.h>
#include "sm_globals.h"
#include "sm_stringutil.h"
using namespace SourcePawn;
inline const char *_strstr(const char *str, const char *substr)
{
#ifdef PLATFORM_WINDOWS
return strstr(str, substr);
#elif PLATFORM_LINUX
return (const char *)strstr(str, substr);
#endif
}
/*********************************************
* *
* STRING MANIPULATION NATIVE IMPLEMENTATIONS *
* *
*********************************************/
static cell_t sm_strlen(IPluginContext *pCtx, const cell_t *params)
{
char *str;
pCtx->LocalToString(params[1], &str);
return strlen(str);
}
static cell_t sm_contain(IPluginContext *pCtx, const cell_t *params)
{
typedef const char *(*STRSEARCH)(const char *, const char *);
STRSEARCH func;
char *str, *substr;
pCtx->LocalToString(params[1], &str);
pCtx->LocalToString(params[2], &substr);
func = (params[3]) ? _strstr : stristr;
const char *pos = func(str, substr);
if (pos)
{
return (pos - str);
}
return -1;
}
static cell_t sm_strcmp(IPluginContext *pCtx, const cell_t *params)
{
typedef int (*STRCOMPARE)(const char *, const char *);
STRCOMPARE func;
char *str1, *str2;
pCtx->LocalToString(params[1], &str1);
pCtx->LocalToString(params[2], &str2);
func = (params[3]) ? strcmp : stricmp;
return (func(str1, str2));
}
static cell_t sm_strcopy(IPluginContext *pCtx, const cell_t *params)
{
char *dest, *src;
pCtx->LocalToString(params[1], &dest);
pCtx->LocalToString(params[3], &src);
return strncopy(dest, src, params[2]);
}
static cell_t sm_strconvint(IPluginContext *pCtx, const cell_t *params)
{
char *str, *dummy;
pCtx->LocalToString(params[1], &str);
return static_cast<cell_t>(strtol(str, &dummy, params[2]));
}
static cell_t sm_numtostr(IPluginContext *pCtx, const cell_t *params)
{
char *str;
pCtx->LocalToString(params[2], &str);
return snprintf(str, params[3], "%d", params[1]);
}
static cell_t sm_strtofloat(IPluginContext *pCtx, const cell_t *params)
{
char *str, *dummy;
pCtx->LocalToString(params[1], &str);
float val = (float)strtod(str, &dummy);
return sp_ftoc(val);
}
static cell_t sm_floattostr(IPluginContext *pCtx, const cell_t *params)
{
char *str;
pCtx->LocalToString(params[2], &str);
return snprintf(str, params[3], "%f", sp_ctof(params[1]));
}
REGISTER_NATIVES(basicstrings)
{
{"strlen", sm_strlen},
{"StrContains", sm_contain},
{"StrCompare", sm_strcmp},
{"StrCopy", sm_strcopy},
{"StringToInt", sm_strconvint},
{"IntToString", sm_numtostr},
{"StringToFloat", sm_strtofloat},
{"FloatToString", sm_floattostr},
{NULL, NULL},
};