mirror of
https://github.com/alliedmodders/amxmodx.git
synced 2024-12-25 14:25:38 +03:00
921 lines
17 KiB
C++
Executable File
921 lines
17 KiB
C++
Executable File
// vim: set ts=4 sw=4 tw=99 noet:
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//
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// AMX Mod X, based on AMX Mod by Aleksander Naszko ("OLO").
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// Copyright (C) The AMX Mod X Development Team.
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//
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// This software is licensed under the GNU General Public License, version 3 or higher.
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// Additional exceptions apply. For full license details, see LICENSE.txt or visit:
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// https://alliedmods.net/amxmodx-license
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// intptr_t
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#ifdef _MSC_VER
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typedef int intptr_t;
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#define _INTPTR_T_DEFINED
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#endif
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#ifdef __GNUC__
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#endif
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// header file for unlink()
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#if defined(__linux__) || defined(__APPLE__)
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#include <unistd.h>
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#else
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#define WINDOWS_LEAN_AND_MEAN
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#include <windows.h>
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#include <io.h>
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#endif
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#include "amxmodx.h"
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CVector<FILE *> FileList;
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class AutoFilePtr
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{
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FILE *m_FP;
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public:
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AutoFilePtr(FILE *fp) : m_FP(fp)
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{}
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~AutoFilePtr()
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{
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if (m_FP)
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fclose(m_FP);
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}
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operator FILE* ()
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{
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return m_FP;
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}
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};
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enum FileTimeType
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{
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FileTime_LastAccess = 0, /* Last access (not available on FAT) */
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FileTime_Created = 1, /* Creation (not available on FAT) */
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FileTime_LastChange = 2, /* Last modification */
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};
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static cell AMX_NATIVE_CALL read_dir(AMX *amx, cell *params)
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{
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#ifdef __GNUC__
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int a;
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struct dirent *ep;
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DIR *dp;
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char* dirname = build_pathname("%s", get_amxstring(amx, params[1], 0, a));
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a = params[2];
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if ((dp = opendir (dirname)) == NULL)
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return 0;
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seekdir(dp, a);
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if ((ep = readdir (dp)) != NULL)
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{
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cell *length = get_amxaddr(amx, params[5]);
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*length = set_amxstring(amx, params[3], ep->d_name, params[4]);
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a = telldir(dp);
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} else
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a = 0;
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closedir (dp);
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return a;
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#else
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int tmp;
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char *dirname = build_pathname("%s/*", get_amxstring(amx, params[1], 0, tmp));
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tmp = params[2];
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_finddata_t fd;
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intptr_t handle = _findfirst(dirname, &fd);
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if (handle < 0)
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return 0;
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++tmp;
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for (int i = 0; i < tmp; ++i)
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{
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if (_findnext(handle, &fd) < 0)
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{
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tmp = 0;
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break;
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}
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}
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// current data in fd
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cell *length = get_amxaddr(amx, params[5]); // pointer to the outLen parameter
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*length = set_amxstring(amx, params[3], fd.name, params[4]); // set output and outLen parameters
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_findclose(handle);
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return tmp;
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#endif // __GNUC__
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}
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static cell AMX_NATIVE_CALL read_file(AMX *amx, cell *params) /* 5 param */
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{
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int iLen;
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char* szFile = get_amxstring(amx, params[1], 0, iLen);
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FILE *fp;
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if ((fp =fopen(build_pathname("%s", szFile), "r")) == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Couldn't read file \"%s\"", szFile);
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return 0;
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}
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char buffor[1024];
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int i = 0, iLine = params[2];
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while ((i <= iLine) && fgets(buffor, 1023, fp))
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i++;
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fclose(fp);
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if (i > iLine)
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{
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int len = strlen(buffor);
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if (buffor[len - 1] == '\n')
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buffor[--len] = 0;
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if (buffor[len - 1] == '\r')
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buffor[--len] = 0;
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cell *length = get_amxaddr(amx, params[5]);
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*length = set_amxstring_utf8(amx, params[3], buffor, len, params[4] + 1); // + EOS
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return i;
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}
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return 0;
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}
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static cell AMX_NATIVE_CALL write_file(AMX *amx, cell *params) /* 3 param */
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{
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int i;
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char* sFile = build_pathname("%s", get_amxstring(amx, params[1], 0, i));
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char* sText = get_amxstring(amx, params[2], 0, i);
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FILE* pFile;
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int iLine = params[3];
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// apending to the end
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if (iLine < 0)
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{
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if ((pFile = fopen(sFile, "a")) == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Couldn't write file \"%s\"", sFile);
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return 0;
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}
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fputs(sText, pFile);
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fputc('\n', pFile);
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fclose(pFile);
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return 1;
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}
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// creating a new file with a line in a middle
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if ((pFile = fopen(sFile, "r")) == NULL)
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{
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if ((pFile = fopen(sFile, "w")) == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Couldn't write file \"%s\"", sFile);
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return 0;
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}
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for (i = 0; i < iLine; ++i)
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fputc('\n', pFile);
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fputs(sText, pFile);
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fputc('\n', pFile);
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fclose(pFile);
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return 1;
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}
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// adding a new line in a middle of already existing file
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FILE* pTemp;
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char buffor[2048];
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if ((pTemp = tmpfile()) == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Couldn't create temp file");
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return 0;
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}
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for (i = 0; ; ++i)
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{
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if (i == iLine)
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{
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fgets(buffor, 2047, pFile);
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fputs(sText, pTemp);
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fputc('\n', pTemp);
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}
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else if (fgets(buffor, 2047, pFile))
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{
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fputs(buffor, pTemp);
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}
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else if (i < iLine)
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{
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fputc('\n', pTemp);
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}
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else
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break;
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}
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fclose(pFile);
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rewind(pTemp);
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// now rewrite because file can be now smaller...
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if ((pFile = fopen(sFile, "w")) == NULL)
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{
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LogError(amx, AMX_ERR_NATIVE, "Couldn't write file \"%s\"", sFile);
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return 0;
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}
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while (fgets(buffor, 2047, pTemp))
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fputs(buffor, pFile);
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fclose(pTemp);
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fclose(pFile);
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return 1;
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}
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static cell AMX_NATIVE_CALL delete_file(AMX *amx, cell *params) /* 1 param */
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{
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int iLen;
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char* sFile = get_amxstring(amx, params[1], 0, iLen);
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return (unlink(build_pathname("%s", sFile)) ? 0 : 1);
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}
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static cell AMX_NATIVE_CALL file_exists(AMX *amx, cell *params) /* 1 param */
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{
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int iLen;
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char *sFile = get_amxstring(amx, params[1], 0, iLen);
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char *file = build_pathname("%s", sFile);
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#if defined WIN32 || defined _WIN32
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DWORD attr = GetFileAttributes(file);
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if (attr == INVALID_FILE_ATTRIBUTES)
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return 0;
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if (attr == FILE_ATTRIBUTE_DIRECTORY)
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return 0;
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return 1;
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#else
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struct stat s;
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if (stat(file, &s) != 0)
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return 0;
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if (S_ISDIR(s.st_mode))
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return 0;
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return 1;
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#endif
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}
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static cell AMX_NATIVE_CALL dir_exists(AMX *amx, cell *params) /* 1 param */
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{
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int iLen;
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char *sFile = get_amxstring(amx, params[1], 0, iLen);
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char *file = build_pathname("%s", sFile);
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return DirExists(file) ? 1 : 0;
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}
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static cell AMX_NATIVE_CALL file_size(AMX *amx, cell *params) /* 1 param */
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{
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int iLen;
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char* sFile = get_amxstring(amx, params[1], 0, iLen);
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AutoFilePtr fp(fopen(build_pathname("%s", sFile), "r"));
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if (fp != NULL)
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{
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if (params[0] < 2 || params[2] == 0)
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{
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fseek(fp, 0, SEEK_END);
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int size = ftell(fp);
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return size;
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}
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else if (params[2] == 1)
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{
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int a = 0,lines = 0;
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while (a != EOF)
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{
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++lines;
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while ((a = fgetc(fp)) != '\n' && a != EOF);
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}
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//int a, b = '\n';
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//while( (a = fgetc(fp)) != EOF ){
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// if ( a == '\n')
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// ++lines;
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// b = a;
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//}
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//if ( b != '\n' )
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// ++lines;
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return lines;
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}
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else if (params[2] == 2)
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{
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fseek(fp, -1, SEEK_END);
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if (fgetc(fp) == '\n')
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return 1;
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return 0;
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}
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}
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return -1;
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}
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static cell AMX_NATIVE_CALL amx_fopen(AMX *amx, cell *params)
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{
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int len;
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char *file = build_pathname("%s", get_amxstring(amx, params[1], 1, len));
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char *flags = get_amxstring(amx, params[2], 0, len);
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FILE *fp = fopen(file, flags);
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return (cell)fp;
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}
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static cell AMX_NATIVE_CALL amx_fwrite_blocks(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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cell *addr = get_amxaddr(amx, params[2]);
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size_t blocks = params[3];
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size_t btmp = blocks;
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cell mode = params[4];
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switch (mode)
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{
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case 1:
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{
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char *a = new char[blocks];
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char *ptr = a;
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while (btmp--)
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*ptr++ = static_cast<char>(*addr++);
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size_t res = fwrite(a, sizeof(char), blocks, fp);
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delete [] a;
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return res;
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}
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case 2:
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{
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short *a = new short[blocks];
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short *ptr = a;
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while (btmp--)
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*ptr++ = static_cast<short>(*addr++);
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size_t res = fwrite(a, sizeof(short), blocks, fp);
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delete [] a;
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return res;
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}
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case 4:
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{
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int *a = new int[blocks];
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int *ptr = a;
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while (btmp--)
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*ptr++ = static_cast<int>(*addr++);
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size_t res = fwrite(a, sizeof(int), blocks, fp);
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delete [] a;
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return res;
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}
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}
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return 0;
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}
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static cell AMX_NATIVE_CALL amx_fwrite(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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size_t mode = params[3];
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switch (mode)
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{
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case 1:
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{
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char a = static_cast<char>(params[2]);
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return fwrite(&a, sizeof(char), 1, fp);
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}
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case 2:
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{
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short b = static_cast<short>(params[2]);
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return fwrite(&b, sizeof(short), 1, fp);
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}
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case 4:
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{
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int c = static_cast<int>(params[2]);
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return fwrite(&c, sizeof(int), 1, fp);
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}
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}
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return 0;
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}
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static cell AMX_NATIVE_CALL amx_fwrite_raw(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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cell *addr = get_amxaddr(amx, params[2]);
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return fwrite(addr, params[3], params[4], fp);
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}
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static cell AMX_NATIVE_CALL amx_fread_raw(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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cell *addr = get_amxaddr(amx, params[2]);
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size_t size = static_cast<cell>(params[3]);
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size_t blocks = static_cast<cell>(params[4]);
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return fread(addr, size, blocks, fp);
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}
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static cell AMX_NATIVE_CALL amx_fread(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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cell *addr = get_amxaddr(amx, params[2]);
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switch (params[3])
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{
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case 1: //char
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{
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char a;
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size_t res = fread(&a, sizeof(char), 1, fp);
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*addr = static_cast<cell>(a);
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return res;
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}
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case 2: //short
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{
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short a;
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size_t res = fread(&a, sizeof(short), 1, fp);
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*addr = static_cast<cell>(a);
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return res;
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}
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case 4: //int
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default:
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{
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int a;
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size_t res = fread(&a, sizeof(int), 1, fp);
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*addr = static_cast<cell>(a);
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return res;
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}
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}
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return 0;
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}
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static cell AMX_NATIVE_CALL amx_fread_blocks(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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cell *addr = get_amxaddr(amx, params[2]);
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size_t blocks = params[3];
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switch (params[4])
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{
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case 1: //char
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{
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char *a = new char[blocks];
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char *ptr = a;
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size_t res = fread(a, sizeof(char), blocks, fp);
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while (blocks--)
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*addr++ = static_cast<cell>(*ptr++);
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delete [] a;
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return res;
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}
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case 2: //short
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{
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short *a = new short[blocks];
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short *ptr = a;
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size_t res = fread(a, sizeof(short), blocks, fp);
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while (blocks--)
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*addr++ = static_cast<cell>(*ptr++);
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delete [] a;
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return res;
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}
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case 4: //int
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default:
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{
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int *a = new int[blocks];
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int *ptr = a;
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size_t res = fread(a, sizeof(int), blocks, fp);
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while (blocks--)
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*addr++ = static_cast<cell>(*ptr++);
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delete [] a;
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return res;
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}
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}
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return 0;
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}
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static cell AMX_NATIVE_CALL amx_fputs(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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int len;
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char *str = get_amxstring(amx, params[2], 0, len);
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return fputs(str, fp);
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}
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static cell AMX_NATIVE_CALL amx_fgets(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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static char buffer[4096];
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buffer[0] = '\0';
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fgets(buffer, sizeof(buffer)-1, fp);
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return set_amxstring_utf8(amx, params[2], buffer, strlen(buffer), params[3] + 1); // + EOS
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}
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static cell AMX_NATIVE_CALL amx_fseek(AMX *amx, cell *params)
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{
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FILE *fp = (FILE *)params[1];
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if (!fp)
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return 0;
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return fseek(fp, params[2], params[3]);
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}
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static cell AMX_NATIVE_CALL amx_ftell(AMX *amx, cell *params)
|
|
{
|
|
FILE *fp = (FILE *)params[1];
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|
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|
if (!fp)
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|
return 0;
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|
|
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return ftell(fp);
|
|
}
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|
|
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static cell AMX_NATIVE_CALL amx_fprintf(AMX *amx, cell *params)
|
|
{
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|
FILE *fp = (FILE *)params[1];
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if (!fp)
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|
return 0;
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|
|
|
int len;
|
|
char *str = format_amxstring(amx, params, 2, len);
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return fprintf(fp, "%s", str);
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}
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static cell AMX_NATIVE_CALL amx_feof(AMX *amx, cell *params)
|
|
{
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|
FILE *fp = (FILE *)params[1];
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|
if (!fp)
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return 1;
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|
|
|
return feof(fp);
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}
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static cell AMX_NATIVE_CALL amx_fclose(AMX *amx, cell *params)
|
|
{
|
|
FILE *fp = (FILE *)params[1];
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if (!fp)
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return 1;
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|
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fclose(fp);
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|
|
return 1;
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}
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|
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static cell AMX_NATIVE_CALL amx_filesize(AMX *amx, cell *params)
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|
{
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int len;
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char *file = build_pathname("%s", format_amxstring(amx, params, 1, len));
|
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long size;
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|
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AutoFilePtr fp(fopen(file, "rb"));
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|
|
if (fp)
|
|
{
|
|
fseek(fp, 0, SEEK_END);
|
|
size = ftell(fp);
|
|
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|
return size;
|
|
}
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|
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|
return -1;
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}
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|
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static cell AMX_NATIVE_CALL amx_build_pathname(AMX *amx, cell *params)
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|
{
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|
int len;
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char *szPath = get_amxstring(amx, params[1], 0, len);
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return set_amxstring(amx, params[2], build_pathname("%s", szPath), params[3]);
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}
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static cell AMX_NATIVE_CALL amx_open_dir(AMX *amx, cell *params)
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|
{
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|
int len;
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|
char *path = get_amxstring(amx, params[1], 0, len);
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|
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#if defined WIN32 || defined _WIN32
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char *dirname = build_pathname("%s\\*", path);
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WIN32_FIND_DATA fd;
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HANDLE hFile = FindFirstFile(dirname, &fd);
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|
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if (hFile == INVALID_HANDLE_VALUE)
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|
return 0;
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|
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set_amxstring(amx, params[2], fd.cFileName, params[3]);
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return (DWORD)hFile;
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#else
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char *dirname = build_pathname("%s", path);
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|
DIR *dp = opendir(dirname);
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|
|
|
if (!dp)
|
|
return 0;
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struct dirent *ep = readdir(dp);
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|
|
|
if (!ep)
|
|
{
|
|
closedir(dp);
|
|
return 0;
|
|
}
|
|
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|
set_amxstring(amx, params[2], ep->d_name, params[3]);
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|
|
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return (cell)dp;
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#endif
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}
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|
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static cell AMX_NATIVE_CALL amx_close_dir(AMX *amx, cell *params)
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|
{
|
|
#if defined WIN32 || defined _WIN32
|
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HANDLE hFile = (HANDLE)((DWORD)params[1]);
|
|
|
|
if (hFile == INVALID_HANDLE_VALUE || hFile == NULL)
|
|
return 0;
|
|
|
|
FindClose(hFile);
|
|
|
|
return 1;
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#else
|
|
DIR *dp = (DIR *)params[1];
|
|
|
|
if (!dp)
|
|
return 0;
|
|
|
|
closedir(dp);
|
|
return 1;
|
|
#endif
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL amx_get_dir(AMX *amx, cell *params)
|
|
{
|
|
#if defined WIN32 || defined _WIN32
|
|
HANDLE hFile = (HANDLE)((DWORD)params[1]);
|
|
|
|
if (hFile == INVALID_HANDLE_VALUE || hFile == NULL)
|
|
return 0;
|
|
|
|
WIN32_FIND_DATA fd;
|
|
|
|
if (!FindNextFile(hFile, &fd))
|
|
return 0;
|
|
|
|
set_amxstring(amx, params[2], fd.cFileName, params[3]);
|
|
|
|
return 1;
|
|
#else
|
|
DIR *dp = (DIR *)params[1];
|
|
|
|
if (!dp)
|
|
return 0;
|
|
struct dirent *ep = readdir(dp);
|
|
|
|
if (!ep)
|
|
return 0;
|
|
|
|
set_amxstring(amx, params[2], ep->d_name, params[3]);
|
|
|
|
return 1;
|
|
#endif
|
|
}
|
|
|
|
//native fgetc( file );
|
|
static cell AMX_NATIVE_CALL amx_fgetc(AMX *amx, cell *params)
|
|
{
|
|
FILE *fp = (FILE *)params[1];
|
|
|
|
if (!fp)
|
|
return 0;
|
|
|
|
return fgetc(fp);
|
|
}
|
|
|
|
//native fputc( file, data );
|
|
static cell AMX_NATIVE_CALL amx_fputc(AMX *amx, cell *params)
|
|
{
|
|
FILE *fp = (FILE *)params[1];
|
|
|
|
if (!fp)
|
|
return 0;
|
|
|
|
return fputc(static_cast<int>(params[2]), fp);
|
|
}
|
|
|
|
//native ungetc( file, data );
|
|
static cell AMX_NATIVE_CALL amx_ungetc(AMX *amx, cell *params)
|
|
{
|
|
FILE *fp = (FILE *)params[1];
|
|
|
|
if (!fp)
|
|
return 0;
|
|
|
|
return ungetc(static_cast<int>(params[2]), fp);
|
|
}
|
|
|
|
#if defined(__linux__) || defined(__APPLE__)
|
|
#define _rmdir rmdir
|
|
#endif
|
|
|
|
static cell AMX_NATIVE_CALL amx_rmdir(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char* sFile = build_pathname("%s", get_amxstring(amx, params[1], 0, len));
|
|
|
|
if (_rmdir(sFile) != 0)
|
|
return 0;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL amx_rename(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char f_old_r[260];
|
|
char f_new_r[260];
|
|
|
|
char *fold = get_amxstring(amx, params[1], 0, len);
|
|
char *fnew = get_amxstring(amx, params[2], 1, len);
|
|
|
|
if (params[0] / sizeof(cell) == 3 && params[3])
|
|
{
|
|
build_pathname_r(f_old_r, sizeof(f_old_r)-1, "%s", fold);
|
|
build_pathname_r(f_new_r, sizeof(f_new_r)-1, "%s", fnew);
|
|
} else {
|
|
UTIL_Format(f_old_r, sizeof(f_old_r)-1, "%s", fold);
|
|
UTIL_Format(f_new_r, sizeof(f_new_r)-1, "%s", fnew);
|
|
}
|
|
|
|
#if defined(__linux__) || defined(__APPLE__)
|
|
return (rename(f_old_r, f_new_r) == 0);
|
|
#elif defined WIN32
|
|
return MoveFileA(f_old_r, f_new_r);
|
|
#endif
|
|
}
|
|
|
|
static cell LoadFileForMe(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char *file = get_amxstring(amx, params[1], 0, len);
|
|
char path[256];
|
|
|
|
build_pathname_r(path, sizeof(path), "%s", file);
|
|
|
|
byte *addr = LOAD_FILE_FOR_ME(path, &len);
|
|
if (addr == NULL)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
cell *buffer = get_amxaddr(amx, params[2]);
|
|
cell maxlength = params[3];
|
|
cell *bytes_avail = get_amxaddr(amx, params[4]);
|
|
|
|
*bytes_avail = len;
|
|
|
|
cell count;
|
|
for (count = 0; count < len && count < maxlength; count++)
|
|
{
|
|
buffer[count] = addr[count];
|
|
}
|
|
|
|
FREE_FILE(addr);
|
|
|
|
return count;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL amx_fflush(AMX *amx, cell *params)
|
|
{
|
|
FILE *fp = (FILE *)params[1];
|
|
|
|
return fflush(fp);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL GetFileTime(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char *file = get_amxstring(amx, params[1], 0, len);
|
|
|
|
char path[256];
|
|
build_pathname_r(path, sizeof(path), "%s", file);
|
|
|
|
#if defined(WIN32)
|
|
struct _stat s;
|
|
if (_stat(path, &s) != 0)
|
|
#elif defined(__linux__) || defined(__APPLE__)
|
|
struct stat s;
|
|
if (stat(path, &s) != 0)
|
|
#endif
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
time_t time_val = -1;
|
|
|
|
switch( params[2] )
|
|
{
|
|
case FileTime_LastAccess : time_val = s.st_atime; break;
|
|
case FileTime_Created : time_val = s.st_ctime; break;
|
|
case FileTime_LastChange : time_val = s.st_mtime; break;
|
|
}
|
|
|
|
return (cell)time_val;
|
|
}
|
|
|
|
AMX_NATIVE_INFO file_Natives[] =
|
|
{
|
|
{"delete_file", delete_file},
|
|
{"file_exists", file_exists},
|
|
{"file_size", file_size},
|
|
{"read_dir", read_dir},
|
|
{"read_file", read_file},
|
|
{"write_file", write_file},
|
|
//new, sane file natives
|
|
{"fopen", amx_fopen},
|
|
{"fclose", amx_fclose},
|
|
{"fread", amx_fread},
|
|
{"fread_blocks", amx_fread_blocks},
|
|
{"fread_raw", amx_fread_raw},
|
|
{"fwrite", amx_fwrite},
|
|
{"fwrite_blocks", amx_fwrite_blocks},
|
|
{"fwrite_raw", amx_fwrite_raw},
|
|
{"feof", amx_feof},
|
|
{"fprintf", amx_fprintf},
|
|
{"fgets", amx_fgets},
|
|
{"fseek", amx_fseek},
|
|
{"ftell", amx_ftell},
|
|
{"filesize", amx_filesize},
|
|
{"unlink", delete_file},
|
|
{"build_pathname", amx_build_pathname},
|
|
{"dir_exists", dir_exists},
|
|
{"open_dir", amx_open_dir},
|
|
{"close_dir", amx_close_dir},
|
|
{"next_file", amx_get_dir},
|
|
{"fgetc", amx_fgetc},
|
|
{"fputc", amx_fputc},
|
|
{"fungetc", amx_ungetc},
|
|
{"rmdir", amx_rmdir},
|
|
{"fputs", amx_fputs},
|
|
{"rename_file", amx_rename},
|
|
{"LoadFileForMe", LoadFileForMe},
|
|
{"fflush", amx_fflush},
|
|
{"GetFileTime", GetFileTime},
|
|
{NULL, NULL}
|
|
};
|