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| author | Lorry Tar Creator <lorry-tar-importer@baserock.org> | 2014-12-02 09:01:21 +0000 |
|---|---|---|
| committer | <> | 2014-12-04 16:11:25 +0000 |
| commit | bdab5265fcbf3f472545073a23f8999749a9f2b9 (patch) | |
| tree | c6018dd03dea906f8f1fb5f105f05b71a7dc250a /include/vint64ops.h | |
| download | ntp-d4b7cd9723cce9561fa15f74b90b85a3a61b5ef8.tar.gz | |
Imported from /home/lorry/working-area/delta_ntp/ntp-dev-4.2.7p482.tar.gz.ntp-dev-4.2.7p482
Diffstat (limited to 'include/vint64ops.h')
| -rw-r--r-- | include/vint64ops.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/vint64ops.h b/include/vint64ops.h new file mode 100644 index 0000000..2c3deff --- /dev/null +++ b/include/vint64ops.h @@ -0,0 +1,28 @@ +/* + * vint64ops.h - operations on 'vint64' values + * + * Written by Juergen Perlinger (perlinger@ntp.org) for the NTP project. + * The contents of 'html/copyright.html' apply. + * ---------------------------------------------------------------------- + * This is an attempt to get the vint64 calculations stuff centralised. + */ +#ifndef VINT64OPS_H +#define VINT64OPS_H + +/* signed/unsigned compare. returns 1/0/-1 if lhs >/=/< rhs */ +extern int icmpv64(const vint64 * lhs, const vint64 * rhs); +extern int ucmpv64(const vint64 * lhs, const vint64 * rhs); + +/* add / subtract */ +extern vint64 addv64(const vint64 *lhs, const vint64 *rhs); +extern vint64 addv64i32(const vint64 * lhs, int32_t rhs); +extern vint64 addv64u32(const vint64 * lhs, uint32_t rhs); + +extern vint64 subv64(const vint64 *lhs, const vint64 *rhs); +extern vint64 subv64i32(const vint64 * lhs, int32_t rhs); +extern vint64 subv64u32(const vint64 * lhs, uint32_t rhs); + +/* parsing. works like strtoul() or strtoull() */ +extern vint64 strtouv64(const char * begp, char ** endp, int base); + +#endif /*!defined(VINT64OPS_H)*/ |