200 lines
7.0 KiB
C
200 lines
7.0 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _TD_UTIL_UTIL_H_
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#define _TD_UTIL_UTIL_H_
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#include "tcrc32c.h"
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#include "tdef.h"
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#include "thash.h"
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#include "tmd5.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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int32_t strdequote(char *src);
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size_t strtrim(char *src);
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char *strnchr(const char *haystack, char needle, int32_t len, bool skipquote);
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TdUcs4 *wcsnchr(const TdUcs4 *haystack, TdUcs4 needle, size_t len);
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char **strsplit(char *src, const char *delim, int32_t *num);
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char *strtolower(char *dst, const char *src);
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char *strntolower(char *dst, const char *src, int32_t n);
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char *strntolower_s(char *dst, const char *src, int32_t n);
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int64_t strnatoi(char *num, int32_t len);
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size_t tstrncspn(const char *str, size_t ssize, const char *reject, size_t rsize);
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size_t twcsncspn(const TdUcs4 *wcs, size_t size, const TdUcs4 *reject, size_t rsize);
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char *strbetween(char *string, char *begin, char *end);
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char *paGetToken(char *src, char **token, int32_t *tokenLen);
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int32_t taosByteArrayToHexStr(char bytes[], int32_t len, char hexstr[]);
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int32_t taosHexStrToByteArray(char hexstr[], char bytes[]);
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int32_t tintToHex(uint64_t val, char hex[]);
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int32_t titoa(uint64_t val, size_t radix, char str[]);
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char *taosIpStr(uint32_t ipInt);
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uint32_t ip2uint(const char *const ip_addr);
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void taosIp2String(uint32_t ip, char *str);
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void taosIpPort2String(uint32_t ip, uint16_t port, char *str);
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void *tmemmem(const char *haystack, int hlen, const char *needle, int nlen);
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int32_t parseCfgReal(const char *str, double *out);
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static FORCE_INLINE void taosEncryptPass(uint8_t *inBuf, size_t inLen, char *target) {
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T_MD5_CTX context;
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tMD5Init(&context);
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tMD5Update(&context, inBuf, (uint32_t)inLen);
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tMD5Final(&context);
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(void)memcpy(target, context.digest, tListLen(context.digest));
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}
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static FORCE_INLINE void taosEncryptPass_c(uint8_t *inBuf, size_t len, char *target) {
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T_MD5_CTX context;
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tMD5Init(&context);
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tMD5Update(&context, inBuf, (uint32_t)len);
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tMD5Final(&context);
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char buf[TSDB_PASSWORD_LEN + 1];
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buf[TSDB_PASSWORD_LEN] = 0;
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(void)sprintf(buf, "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x", context.digest[0], context.digest[1],
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context.digest[2], context.digest[3], context.digest[4], context.digest[5], context.digest[6],
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context.digest[7], context.digest[8], context.digest[9], context.digest[10], context.digest[11],
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context.digest[12], context.digest[13], context.digest[14], context.digest[15]);
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(void)memcpy(target, buf, TSDB_PASSWORD_LEN);
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}
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static FORCE_INLINE int32_t taosHashBinary(char* pBuf, int32_t len) {
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uint64_t hashVal = MurmurHash3_64(pBuf, len);
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return sprintf(pBuf, "%" PRIu64, hashVal);
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}
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static FORCE_INLINE int32_t taosCreateMD5Hash(char *pBuf, int32_t len) {
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T_MD5_CTX ctx;
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tMD5Init(&ctx);
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tMD5Update(&ctx, (uint8_t *)pBuf, len);
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tMD5Final(&ctx);
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char *p = pBuf;
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int32_t resLen = 0;
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return sprintf(pBuf, "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x", ctx.digest[0], ctx.digest[1],
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ctx.digest[2], ctx.digest[3], ctx.digest[4], ctx.digest[5], ctx.digest[6], ctx.digest[7],
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ctx.digest[8], ctx.digest[9], ctx.digest[10], ctx.digest[11], ctx.digest[12], ctx.digest[13],
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ctx.digest[14], ctx.digest[15]);
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}
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static FORCE_INLINE int32_t taosGetTbHashVal(const char *tbname, int32_t tblen, int32_t method, int32_t prefix,
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int32_t suffix) {
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if ((prefix == 0 && suffix == 0) || (tblen <= (prefix + suffix)) || (tblen <= -1 * (prefix + suffix)) ||
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prefix * suffix < 0) {
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return MurmurHash3_32(tbname, tblen);
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} else if (prefix > 0 || suffix > 0) {
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return MurmurHash3_32(tbname + prefix, tblen - prefix - suffix);
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} else {
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char tbName[TSDB_TABLE_FNAME_LEN];
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int32_t offset = 0;
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if (prefix < 0) {
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offset = -1 * prefix;
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(void)strncpy(tbName, tbname, offset);
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}
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if (suffix < 0) {
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(void)strncpy(tbName + offset, tbname + tblen + suffix, -1 * suffix);
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offset += -1 * suffix;
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}
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return MurmurHash3_32(tbName, offset);
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}
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}
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#define TAOS_CHECK_ERRNO(CODE) \
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do { \
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terrno = (CODE); \
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if (terrno != TSDB_CODE_SUCCESS) { \
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terrln = __LINE__; \
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goto _exit; \
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} \
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} while (0)
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#define TSDB_CHECK_CODE(CODE, LINO, LABEL) \
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do { \
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if (TSDB_CODE_SUCCESS != (CODE)) { \
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LINO = __LINE__; \
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goto LABEL; \
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} \
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} while (0)
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#define QUERY_CHECK_CODE TSDB_CHECK_CODE
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#define TSDB_CHECK_NULL(ptr, CODE, LINO, LABEL, ERRNO) \
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if ((ptr) == NULL) { \
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(CODE) = (ERRNO); \
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(LINO) = __LINE__; \
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goto LABEL; \
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}
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#define QUERY_CHECK_NULL TSDB_CHECK_NULL
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#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
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#define VND_CHECK_CODE(CODE, LINO, LABEL) TSDB_CHECK_CODE(CODE, LINO, LABEL)
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#define TCONTAINER_OF(ptr, type, member) ((type *)((char *)(ptr)-offsetof(type, member)))
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#define TAOS_GET_TERRNO(code) \
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(terrno == 0 ? code : terrno)
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#define TAOS_RETURN(CODE) \
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do { \
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return (terrno = (CODE)); \
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} while (0)
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#define TAOS_CHECK_RETURN(CMD) \
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do { \
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int32_t __c = (CMD); \
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if (__c != TSDB_CODE_SUCCESS) { \
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TAOS_RETURN(__c); \
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} \
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} while (0)
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#define TAOS_CHECK_GOTO(CMD, LINO, LABEL) \
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do { \
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code = (CMD); \
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if (code != TSDB_CODE_SUCCESS) { \
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if (LINO) { \
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*((int32_t *)(LINO)) = __LINE__; \
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} \
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goto LABEL; \
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} \
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} while (0)
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#define TAOS_CHECK_EXIT(CMD) \
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do { \
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code = (CMD); \
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if (code < TSDB_CODE_SUCCESS) { \
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lino = __LINE__; \
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goto _exit; \
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} \
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} while (0)
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#define TAOS_UNUSED(expr) (void)(expr)
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_UTIL_UTIL_H_*/
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