diff options
Diffstat (limited to 'src/common/compat.c')
| -rw-r--r-- | src/common/compat.c | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/src/common/compat.c b/src/common/compat.c index d62b1ce1f4..e1a275de11 100644 --- a/src/common/compat.c +++ b/src/common/compat.c @@ -398,6 +398,37 @@ const char TOR_TOLOWER_TABLE[256] = { 240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255, }; +/** Implementation of strtok_r for platforms whose coders haven't figured out + * how to write one. Hey guys! You can use this code here for free! */ +char * +tor_strtok_r_impl(char *str, const char *sep, char **lasts) +{ + char *cp, *start; + if (str) + start = cp = *lasts = str; + else if (!*lasts) + return NULL; + else + start = cp = *lasts; + + tor_assert(*sep); + if (sep[1]) { + while (*cp && !strchr(sep, *cp)) + ++cp; + } else { + tor_assert(strlen(sep) == 1); + cp = strchr(cp, *sep); + } + + if (!cp || !*cp) { + *lasts = NULL; + } else { + *cp++ = '\0'; + *lasts = cp; + } + return start; +} + #ifdef MS_WINDOWS /** Take a filename and return a pointer to its final element. This * function is called on __FILE__ to fix a MSVC nit where __FILE__ @@ -449,8 +480,8 @@ get_uint32(const char *cp) return v; } /** - * Read a 32-bit value beginning at <b>cp</b>. Equivalent to - * *(uint32_t*)(cp), but will not cause segfaults on platforms that forbid + * Read a 64-bit value beginning at <b>cp</b>. Equivalent to + * *(uint64_t*)(cp), but will not cause segfaults on platforms that forbid * unaligned memory access. */ uint64_t |