mirror of https://git.lain.church/x3/caniadd.git
68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
#ifndef _UTIL_H
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#define _UTIL_H
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#include <sys/stat.h>
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#include <time.h>
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#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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#include "error.h"
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#define MS_TO_TIMESPEC(ts, ms) { \
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ts->tv_sec = ms / 1000; \
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ts->tv_nsec = (ms % 1000) * 1000000; \
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}
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#define MS_TO_TIMESPEC_L(ts, ms) { \
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ts.tv_sec = ms / 1000; \
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ts.tv_nsec = (ms % 1000) * 1000000; \
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}
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/*
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* Convert bytes to a hex string
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* out needs to be at least (bytes_len * 2 + 1) bytes
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*/
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void util_byte2hex(const uint8_t* bytes, size_t bytes_len,
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bool uppercase, char* out);
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/* And convert it back */
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void util_hex2byte(const char *str, uint8_t* out_bytes);
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/*
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* Return the user's home directory
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*/
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const char *util_get_home();
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/*
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* Return the filename part of the path
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* This will return a pointer in fullpath
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* !! ONLY WORKS FOR FILES !!
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*/
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char *util_basename(const char *fullpath);
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/*
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* Calculate the difference between 2 timespec structs in miliseconds
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*
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* future cannot be more in the past than past
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* if that makes any sense
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*/
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uint64_t util_timespec_diff(const struct timespec *past,
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const struct timespec *future);
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/*
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* Convert a date and optionally time string into unix time
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* Returns 0 on error
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*/
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uint64_t util_iso2unix(const char *isotime);
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/*
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* Iterate over a given path and call the 'cb' function for each file
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* If 'cb' returns anything other than NOERR, the iteration will stop and
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* that error will be returned.
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* !! THIS FUNCTION IS NOT THREAD SAFE !!
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*/
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typedef enum error (*util_itercb)(const char *path, const struct stat *fstat, void *data);
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enum error util_iterpath(const char *path, util_itercb cb, void *data);
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#endif /* _UTIL_H */
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