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| author | Sverker Eriksson <[email protected]> | 2019-03-20 15:42:34 +0100 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2019-03-22 19:40:36 +0100 |
| commit | bd8f6106d44a58c261920eef72842bb3bc5a4968 (patch) | |
| tree | 7472e2c80a2ee885cfcf767b0cb541a3417c0fd6 /erts/emulator/beam/big.c | |
| parent | e2cf4a8a4b03b9f430ba228276c3b2629159e832 (diff) | |
| download | otp-bd8f6106d44a58c261920eef72842bb3bc5a4968.tar.gz otp-bd8f6106d44a58c261920eef72842bb3bc5a4968.tar.bz2 otp-bd8f6106d44a58c261920eef72842bb3bc5a4968.zip | |
epmd: Support 32-bit creation values in local node
* Increase distribution version from 5 to 6
* Introduce new ALIVE2_X_RESP with 32-bit creation
as reply to ALIVE2_REQ when sender dist version >= 6
* Still reply old ALIVE2_RESP with tiny creation 1..3
if sender dist version < 6.
Diffstat (limited to 'erts/emulator/beam/big.c')
| -rw-r--r-- | erts/emulator/beam/big.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c index 522f50287a..7666f23a4f 100644 --- a/erts/emulator/beam/big.c +++ b/erts/emulator/beam/big.c @@ -2176,6 +2176,24 @@ term_to_Uint64(Eterm term, Uint64 *up) #endif } +int +term_to_Uint32(Eterm term, Uint32 *up) +{ +#if ERTS_SIZEOF_ETERM == 4 + return term_to_Uint(term,up); +#else + if (is_small(term)) { + Sint i = signed_val(term); + if (i >= 0) { + *up = (Uint32) i; + return 1; + } + } + *up = BADARG; + return 0; +#endif +} + int term_to_Sint(Eterm term, Sint *sp) { |