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/***
* Copyright 2020 HAProxy Technologies
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "include.h"
/***
* NAME
* nsleep -
*
* ARGUMENTS
* sec -
* nsec -
*
* DESCRIPTION
* -
*
* RETURN VALUE
* This function does not return a value.
*/
void nsleep (uint sec, uint nsec)
{
struct timespec ts1 = { sec, nsec }, ts2, *req = &ts1, *rem = &ts2;
while ((nanosleep (req, rem) == -1) && (errno == EINTR))
SWAP(req, rem);
}
/***
* NAME
* str_hex -
*
* ARGUMENTS
* data -
* size -
*
* DESCRIPTION
* -
*
* RETURN VALUE
* -
*/
const char *str_hex(const void *data, size_t size)
{
static __thread char retbuf[BUFSIZ];
const uint8_t *ptr = data;
size_t i;
if (_NULL(data))
return "(null)";
else if (size == 0)
return "()";
for (i = 0, size <<= 1; (i < (sizeof(retbuf) - 2)) && (i < size); ptr++) {
retbuf[i++] = NIBBLE_TO_HEX(*ptr >> 4);
retbuf[i++] = NIBBLE_TO_HEX(*ptr & 0x0f);
}
retbuf[i] = '\0';
return retbuf;
}
/***
* NAME
* str_ctrl -
*
* ARGUMENTS
* data -
* size -
*
* DESCRIPTION
* -
*
* RETURN VALUE
* -
*/
const char *str_ctrl(const void *data, size_t size)
{
static __thread char retbuf[BUFSIZ];
const uint8_t *ptr = data;
size_t i, n = 0;
if (_NULL(data))
return "(null)";
else if (size == 0)
return "()";
for (i = 0; (n < (sizeof(retbuf) - 1)) && (i < size); i++)
retbuf[n++] = IN_RANGE(ptr[i], 0x20, 0x7e) ? ptr[i] : '.';
retbuf[n] = '\0';
return retbuf;
}
/*
* Local variables:
* c-indent-level: 8
* c-basic-offset: 8
* End:
*
* vi: noexpandtab shiftwidth=8 tabstop=8
*/
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