https://github.com/chansen/c-timestamp

Fast RFC 3339 (ISO 8601) timestamp parser and formatter implemented in C, zero dependencies.
https://github.com/chansen/c-timestamp

Last synced: 9 months ago
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Fast RFC 3339 (ISO 8601) timestamp parser and formatter implemented in C, zero dependencies.

• Host: GitHub
• URL: https://github.com/chansen/c-timestamp
• Owner: chansen
• Created: 2014-01-28T15:37:16.000Z (over 12 years ago)
• Default Branch: master
• Last Pushed: 2014-02-13T20:15:36.000Z (over 12 years ago)
• Last Synced: 2025-04-04T09:23:20.795Z (about 1 year ago)
• Language: C
• Homepage:
• Size: 203 KB
• Stars: 37
• Watchers: 3
• Forks: 3
• Open Issues: 1
• Metadata Files:
  • Readme: README.md

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README

          
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timestamp

=========

```c

typedef struct {

    int64_t sec;    /* Number of seconds since the epoch of 1970-01-01T00:00:00Z */

    int32_t nsec;   /* Nanoseconds [0, 999999999] */

    int16_t offset; /* Offset from UTC in minutes [-1439, 1439] */

} timestamp_t;

int         timestamp_parse            (const char *str, size_t len, timestamp_t *tsp);

size_t      timestamp_format           (char *dst, size_t len, const timestamp_t *tsp);

size_t      timestamp_format_precision (char *dst, size_t len, const timestamp_t *tsp, int precision);

int         timestamp_compare          (const timestamp_t *tsp1, const timestamp_t *tsp2);

bool        timestamp_valid            (const timestamp_t *tsp);

struct tm * timestamp_to_tm_utc        (const timestamp_t *tsp, struct tm *tmp);

struct tm * timestamp_to_tm_local      (const timestamp_t *tsp, struct tm *tmp);

```