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| author | Neels Hofmeyr <nhofmeyr@sysmocom.de> | 2017-01-13 13:55:43 +0100 |
|---|---|---|
| committer | Harald Welte <laforge@gnumonks.org> | 2017-01-15 17:58:29 +0000 |
| commit | df83eced6826b65db623aa77cd4a40d307d79486 (patch) | |
| tree | 874d0804757340a98b17085ddd2f2785fbe56b91 /src/utils.c | |
| parent | 449324b2646b3a42f621756e4556f795c1f791d1 (diff) | |
doc: clarify osmo_strlcpy() doc
Stating that it 'truncates src' is misleading. Also clarify whether siz
includes the space needed for the terminating NUL.
Change-Id: I01c1a94408b471f7f54576178a60938bf9ee3261
Diffstat (limited to 'src/utils.c')
| -rw-r--r-- | src/utils.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/utils.c b/src/utils.c index 02c24435..df806dff 100644 --- a/src/utils.c +++ b/src/utils.c @@ -343,12 +343,12 @@ uint8_t *osmo_encode_big_endian(uint64_t value, size_t data_len) /*! \brief Copy a C-string into a sized buffer * \param[in] src source string * \param[out] dst destination string - * \param[in] siz size of the \a dst string - * \returns length of source string + * \param[in] siz size of the \a dst buffer + * \returns length of \a src * - * Copies up to \a siz characters from \a src to \a dst, but ensures - * that the last character of \a dst is always a NUL character. May - * truncate \a src to do achieve this. + * Copy at most \a siz bytes from \a src to \a dst, ensuring that the result is + * NUL terminated. The NUL character is included in \a siz, i.e. passing the + * actual sizeof(*dst) is correct. */ size_t osmo_strlcpy(char *dst, const char *src, size_t siz) { |