diff options
| author | paulzlabn <paulz@labn.net> | 2018-03-14 13:31:58 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-03-14 13:31:58 -0700 |
| commit | 3f1224cd1a9408bdad6aca8c0c205211cb548d5c (patch) | |
| tree | 87e6a52a3e7ad7b09caa3207f081fd92bc8fd018 /lib/strlcpy.c | |
| parent | fd9b55a2b77c187730600d429b3f290ab58fa035 (diff) | |
| parent | 6ca96cc6ada990d052fcfc48cffeef454ae64a10 (diff) | |
Merge branch 'master' into working/master/bgp-vpn-vrf-leaking
Diffstat (limited to 'lib/strlcpy.c')
| -rw-r--r-- | lib/strlcpy.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/lib/strlcpy.c b/lib/strlcpy.c index b7681754aa..b0c33ca7f4 100644 --- a/lib/strlcpy.c +++ b/lib/strlcpy.c @@ -27,23 +27,26 @@ #ifndef HAVE_STRLCPY #undef strlcpy -size_t strlcpy(char *__restrict dest, const char *__restrict src, size_t size); +size_t strlcpy(char *__restrict dest, + const char *__restrict src, size_t destsize); -size_t strlcpy(char *__restrict dest, const char *__restrict src, size_t size) +size_t strlcpy(char *__restrict dest, + const char *__restrict src, size_t destsize) { size_t src_length = strlen(src); - if (__builtin_expect(src_length >= size, 0)) { - if (size > 0) { - /* Copy the leading portion of the string. The last - character is subsequently overwritten with the NUL - terminator, but the destination size is usually a - multiple of a small power of two, so writing it twice - should be more efficient than copying an odd number - of - bytes. */ - memcpy(dest, src, size); - dest[size - 1] = '\0'; + if (__builtin_expect(src_length >= destsize, 0)) { + if (destsize > 0) { + /* + * Copy the leading portion of the string. The last + * character is subsequently overwritten with the NUL + * terminator, but the destination destsize is usually + * a multiple of a small power of two, so writing it + * twice should be more efficient than copying an odd + * number of bytes. + */ + memcpy(dest, src, destsize); + dest[destsize - 1] = '\0'; } } else /* Copy the string and its terminating NUL character. */ |
