diff options
Diffstat (limited to 'node/Utils.hpp')
| -rw-r--r-- | node/Utils.hpp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/node/Utils.hpp b/node/Utils.hpp index bdd673a9..bd567cf5 100644 --- a/node/Utils.hpp +++ b/node/Utils.hpp @@ -382,6 +382,33 @@ public: static inline int64_t ntoh(int64_t n) throw() { return (int64_t)ntoh((uint64_t)n); } /** + * Compare Peer version tuples + * + * @return -1, 0, or 1 based on whether first tuple is less than, equal to, or greater than second + */ + static inline int compareVersion(unsigned int maj1,unsigned int min1,unsigned int rev1,unsigned int maj2,unsigned int min2,unsigned int rev2) + throw() + { + if (maj1 > maj2) + return 1; + else if (maj1 < maj2) + return -1; + else { + if (min1 > min2) + return 1; + else if (min1 < min2) + return -1; + else { + if (rev1 > rev2) + return 1; + else if (rev1 < rev2) + return -1; + else return 0; + } + } + } + + /** * Hexadecimal characters 0-f */ static const char HEXCHARS[16]; |