version 1.19, 2012/11/19 21:12:03
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version 1.20, 2012/12/19 11:03:04
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Line 688 io_usleep(u_int usec)
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Line 688 io_usleep(u_int usec)
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return select(0, NULL, NULL, NULL, &tv); |
return select(0, NULL, NULL, NULL, &tv); |
} |
} |
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/* |
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* io_AV2Path() - Attribute/Value pair store to file |
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* |
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* @csPath = Directory |
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* @csAttr = Attribute |
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* @csVal = Value |
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* @update = Update if a/v exists |
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* @perm = File permissions, if =0 set default perm=0600 |
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* return: -1 error or >-1 written bytes |
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*/ |
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int |
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io_AV2Path(const char *csPath, const char *csAttr, const char *csVal, |
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int update, int perm) |
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{ |
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int fd, wlen = 0; |
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char szFile[MAXPATHLEN]; |
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if (!csAttr) |
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return -1; |
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else |
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memset(szFile, 0, sizeof szFile); |
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snprintf(szFile, sizeof szFile, "%s/%s.av", csPath ? csPath : ".", csAttr); |
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wlen = O_CREAT | O_WRONLY; |
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if (!update) |
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wlen |= O_EXCL; |
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fd = open(szFile, wlen, perm ? perm : 0600); |
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if (fd == -1) { |
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LOGERR; |
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return -1; |
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} else |
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wlen ^= wlen; |
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if (csVal) |
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if ((wlen = write(fd, csVal, strlen(csVal))) == -1) { |
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LOGERR; |
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close(fd); |
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unlink(szFile); |
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return -1; |
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} |
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close(fd); |
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return wlen; |
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} |
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/* |
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* io_Path2AV() - Get stored Attribute/Value |
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* |
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* @csPath = Directory |
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* @csAttr = Attribute |
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* @psVal = Value |
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* @valLen = Value length |
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* @del = Delete a/v pair after read |
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* return: -1 error or >-1 readed bytes |
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*/ |
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int |
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io_Path2AV(const char *csPath, const char *csAttr, char *psVal, int valLen, int del) |
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{ |
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int fd, rlen = 0; |
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char szFile[MAXPATHLEN]; |
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if (!csAttr) |
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return -1; |
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else |
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memset(szFile, 0, sizeof szFile); |
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snprintf(szFile, sizeof szFile, "%s/%s.av", csPath ? csPath : ".", csAttr); |
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if (psVal && valLen) { |
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fd = open(szFile, O_RDONLY); |
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if (fd == -1) { |
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LOGERR; |
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return -1; |
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} else |
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rlen ^= rlen; |
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memset(psVal, 0, valLen); |
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rlen = read(fd, psVal, valLen - 1); |
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if (rlen == -1) { |
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LOGERR; |
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close(fd); |
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return -1; |
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} |
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close(fd); |
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} |
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if (del) |
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unlink(szFile); |
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return rlen; |
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} |