mirror of
https://gitlab.torproject.org/tpo/core/tor.git
synced 2025-02-27 07:59:35 +01:00
32e80ea3d3
Imported from here: https://github.com/wahern/timeout Imported as of upstream e5a9e8bfaa9c631bdc54002181795931b65bdc1a. All sources unmodified.
77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/*
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* D E B U G R O U T I N E S
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#if TIMEOUT_DEBUG - 0
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#include <stdlib.h>
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#include <stdio.h>
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#undef TIMEOUT_DEBUG
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#define TIMEOUT_DEBUG 1
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#define DEBUG_LEVEL timeout_debug
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static int timeout_debug;
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#define SAYit_(lvl, fmt, ...) do { \
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if (DEBUG_LEVEL >= (lvl)) \
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fprintf(stderr, fmt "%s", __FILE__, __LINE__, __func__, __VA_ARGS__); \
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} while (0)
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#define SAYit(lvl, ...) SAYit_((lvl), "%s:%d:%s: " __VA_ARGS__, "\n")
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#define PANIC(...) do { \
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SAYit(0, __VA_ARGS__); \
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_Exit(EXIT_FAILURE); \
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} while (0)
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#else
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#undef TIMEOUT_DEBUG
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#define TIMEOUT_DEBUG 0
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#define DEBUG_LEVEL 0
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#define SAYit(...) (void)0
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#endif
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#define SAY(...) SAYit(1, __VA_ARGS__)
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#define HAI SAY("HAI")
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static inline char *fmt_(char *buf, uint64_t ts, int wheel_bit, int wheel_num) {
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char *p = buf;
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int wheel, n, i;
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for (wheel = wheel_num - 2; wheel >= 0; wheel--) {
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n = ((1 << wheel_bit) - 1) & (ts >> (wheel * WHEEL_BIT));
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for (i = wheel_bit - 1; i >= 0; i--) {
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*p++ = '0' + !!(n & (1 << i));
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}
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if (wheel != 0)
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*p++ = ':';
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}
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*p = 0;
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return buf;
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} /* fmt_() */
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#define fmt(ts) fmt_(((char[((1 << WHEEL_BIT) * WHEEL_NUM) + WHEEL_NUM + 1]){ 0 }), (ts), WHEEL_BIT, WHEEL_NUM)
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static inline char *bin64_(char *buf, uint64_t n, int wheel_bit) {
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char *p = buf;
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int i;
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for (i = 0; i < (1 << wheel_bit); i++) {
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*p++ = "01"[0x1 & (n >> (((1 << wheel_bit) - 1) - i))];
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}
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*p = 0;
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return buf;
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} /* bin64_() */
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#define bin64(ts) bin64_(((char[((1 << WHEEL_BIT) * WHEEL_NUM) + 1]){ 0 }), (ts), WHEEL_BIT)
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