Rewrote format() parser to be re-entrant and easier to read
Added various optimizations Fixed memory leak in sh_tinyhash
This commit is contained in:
parent
f13599177f
commit
c6fc34a64d
@ -324,276 +324,243 @@ int CLangMngr::GetKeyEntry(String &key)
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return val.index;
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}
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#define CHECK_PTR(ptr, start, bufsize) if ((ptr) - (start) >= (bufsize)) { \
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LogError(amx, AMX_ERR_STACKERR, "Buffer overflow in string formatting"); \
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outbuf[0] = 0; \
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len = 0; \
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return outbuf; }
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#define CHECK_OUTPTR(offset) CHECK_PTR(outptr+offset, outbuf, sizeof(outbuf))
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#define ZEROTERM(buf) buf[(sizeof(buf)/sizeof(buf[0]))-1]=0;
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#define NEXT_PARAM() \
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if (parm > paramCount) \
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{ \
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strcpy(outbuf, ""); \
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len = 0; \
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LogError(amx, AMX_ERR_PARAMS, "String formatted incorrectly - parameter %d (total %d)", parm, paramCount); \
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return outbuf; \
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/**
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* FORMATTING ROUTINES
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*/
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#define MAX_LEVELS 4
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size_t do_amx_format(AMX *amx, cell *params, int *param, const char **lex, char *output, size_t maxlen, int level);
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size_t do_amx_format_parameter(AMX *amx, cell *params, const char **fmtstr, int *param, char *output, size_t maxlen, int level)
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{
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static char buffer[MAX_LEVELS][2048];
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static char fmt[MAX_LEVELS][32];
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size_t len = 0;
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char *fmtptr = fmt[level];
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const char *fmtsrc = *fmtstr;
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char ctrl_code;
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int numParams = params[0] / sizeof(cell);
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if (*param > numParams)
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{
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LogError(amx, AMX_ERR_PARAMS, "String formatted incorrectly - parameter %d (total %d)", *param, numParams);
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return 0;
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}
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cell _addr = params[*param];
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cell *addr = get_amxaddr(amx, _addr);
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(*param)++;
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if (level >= MAX_LEVELS)
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{
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output[0] = '\0';
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return 0;
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}
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char * CLangMngr::FormatAmxString(AMX *amx, cell *params, int parm, int &len)
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*fmtptr++ = '%';
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while (fmtsrc[len] && !isalpha((char)fmtsrc[len]))
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{
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// number of parameters ( for NEXT_PARAM macro )
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int paramCount = *params / sizeof(cell);
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if (len >= sizeof(fmt)-2)
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break;
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*fmtptr++ = static_cast<char>(fmtsrc[len++]);
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}
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//get the final character
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ctrl_code = fmtsrc[len++];
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//inc the source pointer
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*fmtstr = &(fmtsrc[len]);
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//finalize the string
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*fmtptr++ = ctrl_code;
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*fmtptr = '\0';
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len = 0;
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//reset the format pointer
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fmtptr = fmt[level];
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char *tmp_buf = buffer[level];
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//we now have the format
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switch (ctrl_code)
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{
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case 's':
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{
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get_amxstring_r(amx, _addr, tmp_buf, 2047);
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return _snprintf(output, maxlen, fmtptr, tmp_buf);
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break;
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}
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case 'g':
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case 'f':
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{
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return _snprintf(output, maxlen, fmtptr, *(REAL *)addr);
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break;
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}
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case 'i':
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case 'd':
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case 'c':
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{
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return _snprintf(output, maxlen, fmtptr, (int)addr[0]);
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break;
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}
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case 'L':
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{
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const char *pLangName = NULL;
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const char *def = NULL, *key = NULL;
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int status;
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// the output buffer
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static char outbuf[4096];
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char *outptr = outbuf;
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cell *src = get_amxaddr(amx, params[parm++]);
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while (*src)
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{
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if (*src == '%')
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{
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++src;
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if (*src == 'L')
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{
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cell langName = params[parm]; // "en" case (langName contains the address to the string)
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NEXT_PARAM();
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cell *pAmxLangName = get_amxaddr(amx, params[parm++]); // other cases
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const char *cpLangName=NULL;
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// Handle player ids (1-32) and server language
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if (*pAmxLangName == LANG_PLAYER) // LANG_PLAYER
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int tmpLen;
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if (addr[0] == LANG_PLAYER)
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{
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if ( (int)CVAR_GET_FLOAT("amx_client_languages") == 0 )
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{
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cpLangName = g_vault.get("server_language");
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pLangName = g_vault.get("server_language");
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} else {
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cpLangName = ENTITY_KEYVALUE(GET_PLAYER_POINTER_I(m_CurGlobId)->pEdict, "lang");
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pLangName = ENTITY_KEYVALUE(GET_PLAYER_POINTER_I(g_langMngr.GetDefLang())->pEdict, "lang");
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}
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}
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else if (*pAmxLangName == LANG_SERVER) // LANG_SERVER
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{
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cpLangName = g_vault.get("server_language");
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}
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else if (*pAmxLangName >= 1 && *pAmxLangName <= 32) // Direct Client Id
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{
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} else if (addr[0] == LANG_SERVER) {
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pLangName = g_vault.get("server_language");
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} else if (addr[0] >= 1 && addr[0] <= gpGlobals->maxClients) {
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if ( (int)CVAR_GET_FLOAT("amx_client_languages") == 0 )
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{
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cpLangName = g_vault.get("server_language");
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pLangName = g_vault.get("server_language");
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} else {
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cpLangName = ENTITY_KEYVALUE(GET_PLAYER_POINTER_I(*pAmxLangName)->pEdict, "lang");
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pLangName = ENTITY_KEYVALUE(GET_PLAYER_POINTER_I(addr[0])->pEdict, "lang");
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}
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} else { // Language Name
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int tmplen = 0;
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cpLangName = get_amxstring(amx, langName, 2, tmplen);
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} else {
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pLangName = get_amxstring(amx, _addr, 0, tmpLen);
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}
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if (!cpLangName || strlen(cpLangName) < 1)
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cpLangName = "en";
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int tmplen = 0;
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NEXT_PARAM();
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char *key = get_amxstring(amx, params[parm++], 1, tmplen);
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const char *def = GetDef(cpLangName, key, status);
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if (!pLangName || !isalpha(pLangName[0]))
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pLangName = "en";
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//next parameter!
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_addr = params[*param];
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(*param)++;
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key = get_amxstring(amx, _addr, 1, tmpLen);
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def = g_langMngr.GetDef(pLangName, key, status);
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if (def == NULL)
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{
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bool a = true;
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if (status == LANG_STATUS_LNOTFOUND)
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{
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AMXXLOG_Log("[AMXX] Language \"%s\" not found", cpLangName);
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}
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else if (status == LANG_STATUS_KLNOTFOUND)
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{
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AMXXLOG_Log("[AMXX] Language \"%s\" not found", pLangName);
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} else if (status == LANG_STATUS_KLNOTFOUND) {
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a = false;
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AMXXLOG_Log("[AMXX] Language key \"%s\" not found for language \"%s\"", key, cpLangName);
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AMXXLOG_Log("[AMXX] Language key \"%s\" not found for language \"%s\"", key, pLangName);
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}
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if (*pAmxLangName != LANG_SERVER)
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{
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def = GetDef(g_vault.get("server_language"), key, status);
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}
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if (addr[0] != LANG_SERVER)
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def = g_langMngr.GetDef(g_vault.get("server_language"), key, status);
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if (!def && (strcmp(cpLangName, "en") != 0 && strcmp(g_vault.get("server_language"), "en") != 0))
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{
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def = GetDef("en", key, status);
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}
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if (!def && (strcmp(pLangName, "en") != 0 && strcmp(g_vault.get("server_language"), "en") != 0))
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def = g_langMngr.GetDef("en", key, status);
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if (!def)
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{
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static char buf[512];
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CHECK_PTR((char*)(buf + 17 + strlen(key)), buf, sizeof(buf));
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sprintf(buf, "ML_LNOTFOUND: %s", key);
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def = buf;
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return _snprintf(output, maxlen, "ML_NOTFOUND: %s", key);
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if (a)
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AMXXLOG_Log("[AMXX] Language key \"%s\" not found, check \"%s\"", key, GetFileName(amx));
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}
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}
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while (*def)
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{
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if (*def == '%')
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{
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++def;
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if (*def == '%' || *def == 0)
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{
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*outptr++ = '%';
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++def;
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} else {
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static char format[32];
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format[0] = '%';
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char *ptr = format + 1;
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while (ptr-format<sizeof(format) && !isalpha(*ptr++ = *def++))
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/*nothing*/;
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ZEROTERM(format);
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*ptr = 0;
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switch (*(ptr - 1))
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{
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case 's':
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{
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static char tmpString[4096];
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char *tmpPtr = tmpString;
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NEXT_PARAM();
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cell *tmpCell = get_amxaddr(amx, params[parm++]);
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while (tmpPtr-tmpString < sizeof(tmpString) && *tmpCell)
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*tmpPtr++ = static_cast<char>(*tmpCell++);
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*tmpPtr = 0;
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_snprintf(outptr, sizeof(outbuf)-(outptr-outbuf)-1, format, tmpString);
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ZEROTERM(outbuf);
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break;
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}
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case 'g':
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case 'f':
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{
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NEXT_PARAM();
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_snprintf(outptr, sizeof(outbuf)-(outptr-outbuf)-1, format, *(REAL*)get_amxaddr(amx, params[parm++]));
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ZEROTERM(outbuf);
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break;
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}
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case 'i':
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case 'd':
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case 'c':
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{
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NEXT_PARAM();
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_snprintf(outptr, sizeof(outbuf)-(outptr-outbuf)-1, format, (int)*get_amxaddr(amx, params[parm++]));
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ZEROTERM(outbuf);
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break;
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return do_amx_format(amx, params, param, &def, output, maxlen, level + 1);
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}
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default:
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{
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CHECK_OUTPTR(strlen(format) + 1);
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strcpy(outptr, format);
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return _snprintf(output, maxlen, "%s", fmtptr);
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break;
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}
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}
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}
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outptr += strlen(outptr);
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#define DUMP_CP_BUFFER(expr) \
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if (sofar > 0) { \
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if (sofar <= (int)maxlen) { \
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memcpy(output, save, sofar); \
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output += sofar; \
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maxlen -= sofar; \
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sofar = 0; \
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} else { \
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expr; \
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} \
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}
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}
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else if (*def == '^')
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size_t do_amx_format(AMX *amx, cell *params, int *param, const char **lex, char *output, size_t maxlen, int level)
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{
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++def;
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int sofar = 0;
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size_t written;
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size_t orig_maxlen = maxlen;
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const char *save = *lex;
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register const char *lexptr = save;
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switch (*def)
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while (*lexptr)
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{
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switch (*lexptr)
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{
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case '%':
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{
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lexptr++;
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if (*lexptr == '%' || *lexptr == '\0')
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{
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sofar+=2;
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} else {
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DUMP_CP_BUFFER(break);
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written = do_amx_format_parameter(amx, params, &lexptr, param, output, maxlen, level + 1);
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output += written;
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maxlen -= written;
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save = lexptr;
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}
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break;
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}
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case '^':
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{
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if (level)
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{
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DUMP_CP_BUFFER(break);
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lexptr++;
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switch (*lexptr)
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{
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case 'n':
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CHECK_OUTPTR(1);
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*outptr++ = '\n';
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{
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*output++ = '\n';
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break;
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}
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case 't':
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CHECK_OUTPTR(1);
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*outptr++ = '\t';
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break;
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case '^':
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CHECK_OUTPTR(1);
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*outptr++ = '^';
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break;
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default:
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CHECK_OUTPTR(2);
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*outptr++ = '^';
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*outptr++ = *def;
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break;
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}
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++def;
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} else {
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CHECK_OUTPTR(1);
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*outptr++ = *def++;
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}
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}
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} else {
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static char tmpString[4096];
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char *tmpPtr = tmpString;
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int tmpLen = 0;
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static char format[32] = {'%'};
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char *ptr = format + 1;
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if (*src != '%')
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{
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while (*src != 0 && ptr-format<sizeof(format) && !isalpha(*ptr++ = static_cast<char>(*src++)))
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/*nothing*/;
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*ptr = 0;
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ZEROTERM(format);
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--src;
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switch (*(ptr - 1))
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{
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case 's':
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{
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NEXT_PARAM();
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cell *tmpCell = get_amxaddr(amx, params[parm++]);
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while (tmpPtr-tmpString<sizeof(tmpString) && *tmpCell)
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*tmpPtr++ = static_cast<char>(*tmpCell++);
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*tmpPtr = 0;
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_snprintf(outptr, sizeof(outbuf)-(outptr-outbuf)-1, format, tmpString);
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ZEROTERM(outbuf);
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break;
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}
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case 'g':
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case 'f':
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{
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NEXT_PARAM();
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_snprintf(outptr, sizeof(outbuf)-(outptr-outbuf)-1, format, *(REAL*)get_amxaddr(amx, params[parm++]));
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break;
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}
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case 'i':
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case 'd':
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case 'c':
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{
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NEXT_PARAM();
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_snprintf(outptr, sizeof(outbuf)-(outptr-outbuf)-1, format, (int)*get_amxaddr(amx, params[parm++]));
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*output++ = '\t';
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break;
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}
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default:
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{
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CHECK_OUTPTR(strlen(format) + 1);
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strcpy(outptr, format);
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*output++ = *lexptr;
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break;
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}
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}
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lexptr++;
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maxlen--;
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save = lexptr;
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break;
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}
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}
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default:
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{
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lexptr++;
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sofar++;
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}
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}
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}
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DUMP_CP_BUFFER(;);
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*output = '\0';
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outptr += strlen(outptr);
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} else {
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CHECK_OUTPTR(1);
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*outptr++ = '%';
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}
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}
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} else {
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CHECK_OUTPTR(1);
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*outptr++ = static_cast<char>(*src);
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}
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++src;
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*lex = lexptr;
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return (orig_maxlen-maxlen);
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}
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len = outptr - outbuf;
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CHECK_OUTPTR(1);
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*outptr++ = 0;
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char * CLangMngr::FormatAmxString(AMX *amx, cell *params, int parm, int &len)
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{
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//do an initial run through all this
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static char mystr[4096];
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static char outbuf[4096];
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const char *ptr = mystr;
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get_amxstring_r(amx, params[parm++], mystr, sizeof(mystr)-1);
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len = do_amx_format(amx, params, &parm, &ptr, outbuf, sizeof(outbuf)-1, 0);
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return outbuf;
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}
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@ -59,13 +59,12 @@ public:
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defentry() : definition(NULL)
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{
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};
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defentry(const defentry &src)
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{
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definition = src.definition;
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}
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~defentry()
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{
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if (definition)
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{
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delete definition;
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definition = NULL;
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}
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}
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String *definition;
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};
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@ -184,6 +183,8 @@ public:
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// When a language id in a format string in FormatAmxString is LANG_PLAYER, the glob id decides which language to take.
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void SetDefLang(int id);
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inline int GetDefLang() const { return m_CurGlobId; }
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// Reset
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void Clear();
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|
@ -107,8 +107,10 @@ public:
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{
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clear();
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} else {
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Grow(strlen(d) + 1, false);
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strcpy(v, d);
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size_t len = strlen(d);
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Grow(len + 1, false);
|
||||
memcpy(v, d, len);
|
||||
v[len] = '\0';
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -257,6 +257,7 @@ char* format_amxstring(AMX *amx, cell *params, int parm, int& len);
|
||||
AMX* get_amxscript(int, void**, const char**);
|
||||
const char* get_amxscriptname(AMX* amx);
|
||||
char* get_amxstring(AMX *amx, cell amx_addr, int id, int& len);
|
||||
size_t get_amxstring_r(AMX *amx, cell amx_addr, char *destination, int maxlen);
|
||||
|
||||
int amxstring_len(cell* cstr);
|
||||
int load_amxscript(AMX* amx, void** program, const char* path, char error[64], int debug);
|
||||
|
@ -249,10 +249,14 @@ int C_Spawn(edict_t *pent)
|
||||
// ###### Load lang
|
||||
char file[256];
|
||||
g_langMngr.LoadCache(build_pathname_r(file, sizeof(file) - 1, "%s/dictionary.cache", get_localinfo("amxx_datadir", "addons/amxmodx/data")));
|
||||
DWORD stop,start=GetTickCount();
|
||||
if (!g_langMngr.Load(build_pathname_r(file, sizeof(file) - 1, "%s/languages.dat", get_localinfo("amxmodx_datadir", "addons/amxmodx/data"))))
|
||||
{
|
||||
LOG_MESSAGE(PLID, "Cache invalidated!");
|
||||
g_langMngr.InvalidateCache();
|
||||
}
|
||||
stop=GetTickCount();
|
||||
LOG_MESSAGE(PLID, "CacheDB load time: %d milliseconds", stop-start);
|
||||
|
||||
// ###### Initialize commands prefixes
|
||||
g_commands.registerPrefix("amx");
|
||||
|
@ -13,7 +13,7 @@
|
||||
|
||||
#include "sh_list.h"
|
||||
|
||||
#define _T_INIT_HASH_SIZE 32
|
||||
#define _T_INIT_HASH_SIZE 128
|
||||
|
||||
//namespace SourceHook
|
||||
//{
|
||||
@ -43,7 +43,7 @@
|
||||
K key;
|
||||
V val;
|
||||
};
|
||||
typedef List<THashNode *> * NodePtr;
|
||||
typedef List<THashNode> * NodePtr;
|
||||
public:
|
||||
THash() : m_Buckets(NULL), m_numBuckets(0), m_percentUsed(0.0f), m_NumItems(0)
|
||||
{
|
||||
@ -93,15 +93,10 @@
|
||||
private:
|
||||
void _Clear()
|
||||
{
|
||||
List<THashNode *>::iterator iter, begin, end;
|
||||
for (size_t i=0; i<m_numBuckets; i++)
|
||||
{
|
||||
if (m_Buckets[i])
|
||||
{
|
||||
begin = m_Buckets[i]->begin();
|
||||
end = m_Buckets[i]->end();
|
||||
for (iter=begin; iter!=end; iter++)
|
||||
delete (*iter);
|
||||
delete m_Buckets[i];
|
||||
m_Buckets[i] = NULL;
|
||||
}
|
||||
@ -118,25 +113,33 @@
|
||||
THashNode *pNode = NULL;
|
||||
if (!m_Buckets[place])
|
||||
{
|
||||
m_Buckets[place] = new List<THashNode *>;
|
||||
pNode = new THashNode(key, V());
|
||||
m_Buckets[place]->push_back(pNode);
|
||||
m_Buckets[place] = new List<THashNode>;
|
||||
m_Buckets[place]->push_back(THashNode(key, V()));
|
||||
m_percentUsed += (1.0f / (float)m_numBuckets);
|
||||
m_NumItems++;
|
||||
typename List<THashNode>::iterator iter;
|
||||
iter = m_Buckets[place]->end();
|
||||
iter--;
|
||||
pNode = &(*iter);
|
||||
} else {
|
||||
typename List<THashNode *>::iterator iter;
|
||||
for (iter=m_Buckets[place]->begin(); iter!=m_Buckets[place]->end(); iter++)
|
||||
typename List<THashNode>::iterator iter, end=m_Buckets[place]->end();
|
||||
for (iter=m_Buckets[place]->begin(); iter!=end; iter++)
|
||||
{
|
||||
if (Compare((*iter)->key, key) == 0)
|
||||
return (*iter);
|
||||
if (Compare((*iter).key, key) == 0)
|
||||
return &(*iter);
|
||||
}
|
||||
//node does not exist
|
||||
pNode = new THashNode(key, V());
|
||||
m_Buckets[place]->push_back(pNode);
|
||||
m_Buckets[place]->push_back(THashNode(key, V()));
|
||||
m_NumItems++;
|
||||
iter = m_Buckets[place]->end();
|
||||
iter--;
|
||||
pNode = &(*iter);
|
||||
}
|
||||
if (PercentUsed() > 0.75f)
|
||||
{
|
||||
_Refactor();
|
||||
return _FindOrInsert(key);
|
||||
}
|
||||
return pNode;
|
||||
}
|
||||
void _Refactor()
|
||||
@ -151,7 +154,7 @@
|
||||
} else {
|
||||
size_t oldSize = m_numBuckets;
|
||||
m_numBuckets *= 2;
|
||||
typename List<THashNode *>::iterator iter;
|
||||
typename List<THashNode>::iterator iter, end;
|
||||
size_t place;
|
||||
THashNode *pHashNode;
|
||||
NodePtr *temp = new NodePtr[m_numBuckets];
|
||||
@ -164,18 +167,19 @@
|
||||
if (m_Buckets[i])
|
||||
{
|
||||
//go through the list of items
|
||||
for (iter = m_Buckets[i]->begin(); iter != m_Buckets[i]->end(); iter++)
|
||||
end = m_Buckets[i]->end();
|
||||
for (iter = m_Buckets[i]->begin(); iter!=end; iter++)
|
||||
{
|
||||
pHashNode = (*iter);
|
||||
pHashNode = &(*iter);
|
||||
//rehash it with the new bucket filter
|
||||
place = HashFunction(pHashNode->key) % m_numBuckets;
|
||||
//add it to the new hash table
|
||||
if (!temp[place])
|
||||
{
|
||||
temp[place] = new List<THashNode *>;
|
||||
temp[place] = new List<THashNode>;
|
||||
m_percentUsed += (1.0f / (float)m_numBuckets);
|
||||
}
|
||||
temp[place]->push_back(pHashNode);
|
||||
temp[place]->push_back((*iter));
|
||||
}
|
||||
//delete that bucket!
|
||||
delete m_Buckets[i];
|
||||
@ -219,19 +223,19 @@
|
||||
}
|
||||
const THashNode & operator * () const
|
||||
{
|
||||
return *(*iter);
|
||||
return (*iter);
|
||||
}
|
||||
THashNode & operator * ()
|
||||
{
|
||||
return *(*iter);
|
||||
return (*iter);
|
||||
}
|
||||
const THashNode * operator ->() const
|
||||
{
|
||||
return (*iter);
|
||||
return &(*iter);
|
||||
}
|
||||
THashNode * operator ->()
|
||||
{
|
||||
return (*iter);
|
||||
return &(*iter);
|
||||
}
|
||||
bool operator ==(const iterator &where) const
|
||||
{
|
||||
@ -308,7 +312,7 @@
|
||||
}
|
||||
private:
|
||||
int curbucket;
|
||||
typename List<THashNode *>::iterator iter;
|
||||
typename List<THashNode>::iterator iter;
|
||||
THash *hash;
|
||||
bool end;
|
||||
};
|
||||
|
@ -87,6 +87,20 @@ int set_amxstring(AMX *amx, cell amx_addr, const char *source, int max)
|
||||
return dest - start;
|
||||
}
|
||||
|
||||
size_t get_amxstring_r(AMX *amx, cell amx_addr, char *destination, int maxlen)
|
||||
{
|
||||
register cell *source = (cell *)(amx->base + (int)(((AMX_HEADER *)amx->base)->dat + amx_addr));
|
||||
register char *dest = destination;
|
||||
char *start = dest;
|
||||
|
||||
while (*source && maxlen-- > 0)
|
||||
*dest++=(char)(*source++);
|
||||
if (dest)
|
||||
*dest = '\0';
|
||||
|
||||
return --dest - start;
|
||||
}
|
||||
|
||||
char* get_amxstring(AMX *amx, cell amx_addr, int id, int& len)
|
||||
{
|
||||
static char buffor[4][3072];
|
||||
|
Loading…
Reference in New Issue
Block a user