diff options
| -rw-r--r-- | src/hashcomp.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/hashcomp.cpp b/src/hashcomp.cpp index 27c71defa..45a216e69 100644 --- a/src/hashcomp.cpp +++ b/src/hashcomp.cpp @@ -291,14 +291,19 @@ std::string irc::hex(const unsigned char *raw, size_t rawsz) if (!rawsz) return ""; + /* EWW! This used to be using sprintf, which is WAY inefficient. -Special */ + + const char *hex = "0123456789abcdef"; + char buf[rawsz*2+1]; - size_t i; - for (i = 0; i < rawsz; i++) + size_t i, j; + for (i = 0, j = 0; j < rawsz; ++j) { - sprintf (&(buf[i*2]), "%02x", raw[i]); + buf[i++] = hex[raw[j] / 16]; + buf[i++] = hex[raw[j] % 16]; } - buf[i*2] = 0; + buf[i] = '\0'; return buf; } |