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-rw-r--r--erts/emulator/beam/dist.h30
1 files changed, 25 insertions, 5 deletions
diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h
index 81a09bc69c..034b75df38 100644
--- a/erts/emulator/beam/dist.h
+++ b/erts/emulator/beam/dist.h
@@ -48,6 +48,7 @@
#define DFLAG_BIG_SEQTRACE_LABELS 0x100000
#define DFLAG_NO_MAGIC 0x200000 /* internal for pending connection */
#define DFLAG_EXIT_PAYLOAD 0x400000
+#define DFLAG_FRAGMENTS 0x800000
/* Mandatory flags for distribution */
#define DFLAG_DIST_MANDATORY (DFLAG_EXTENDED_REFERENCES \
@@ -77,7 +78,8 @@
| DFLAG_BIG_CREATION \
| DFLAG_SEND_SENDER \
| DFLAG_BIG_SEQTRACE_LABELS \
- | DFLAG_EXIT_PAYLOAD)
+ | DFLAG_EXIT_PAYLOAD \
+ | DFLAG_FRAGMENTS)
/* Flags addable by local distr implementations */
#define DFLAG_DIST_ADDABLE DFLAG_DIST_DEFAULT
@@ -101,7 +103,7 @@
| DFLAG_BIG_CREATION)
/* opcodes used in distribution messages */
-enum {
+enum dop {
DOP_LINK = 1,
DOP_SEND = 2,
DOP_EXIT = 3,
@@ -150,6 +152,16 @@ typedef struct {
Uint32 flags;
} ErtsDSigData;
+/* Must be larger or equal to 16 */
+#ifdef DEBUG
+#define ERTS_DIST_FRAGMENT_SIZE 16
+#else
+/* This should be made configurable */
+#define ERTS_DIST_FRAGMENT_SIZE (64 * 1024)
+#endif
+
+#define ERTS_DIST_FRAGMENT_HEADER_SIZE (1 + 1 + 8 + 8) /* magic, header, seq id, frag id*/
+
#define ERTS_DE_BUSY_LIMIT (1024*1024)
extern int erts_dist_buf_busy_limit;
extern int erts_is_alive;
@@ -347,7 +359,8 @@ enum erts_dsig_send_phase {
ERTS_DSIG_SEND_PHASE_MSG_SIZE,
ERTS_DSIG_SEND_PHASE_ALLOC,
ERTS_DSIG_SEND_PHASE_MSG_ENCODE,
- ERTS_DSIG_SEND_PHASE_FIN
+ ERTS_DSIG_SEND_PHASE_FIN,
+ ERTS_DSIG_SEND_PHASE_SEND
};
struct erts_dsig_send_context {
@@ -356,12 +369,14 @@ struct erts_dsig_send_context {
Eterm ctl;
Eterm msg;
+ Eterm from;
int force_busy;
int force_encode;
Uint32 max_finalize_prepend;
Uint data_size, dhdr_ext_size;
ErtsAtomCacheMap *acmp;
ErtsDistOutputBuf *obuf;
+ Uint fragments;
Uint32 flags;
Process *c_p;
union {
@@ -383,6 +398,7 @@ typedef struct {
Eterm return_term;
}ErtsSendContext;
+typedef struct dist_sequences DistSeqNode;
/*
* erts_dsig_send_* return values.
@@ -398,11 +414,11 @@ extern int erts_dsig_send_exit_tt(ErtsDSigData *, Eterm, Eterm, Eterm, Eterm);
extern int erts_dsig_send_unlink(ErtsDSigData *, Eterm, Eterm);
extern int erts_dsig_send_reg_msg(Eterm, Eterm, ErtsSendContext*);
extern int erts_dsig_send_group_leader(ErtsDSigData *, Eterm, Eterm);
-extern int erts_dsig_send_exit(ErtsDSigData *, Eterm, Eterm, Eterm);
+extern int erts_dsig_send_exit(ErtsDSigData *, Eterm, Eterm, Eterm, Eterm);
extern int erts_dsig_send_exit2(ErtsDSigData *, Eterm, Eterm, Eterm);
extern int erts_dsig_send_demonitor(ErtsDSigData *, Eterm, Eterm, Eterm, int);
extern int erts_dsig_send_monitor(ErtsDSigData *, Eterm, Eterm, Eterm);
-extern int erts_dsig_send_m_exit(ErtsDSigData *, Eterm, Eterm, Eterm, Eterm);
+extern int erts_dsig_send_m_exit(ErtsDSigData *, Eterm, Eterm, Eterm, Eterm, Eterm);
extern int erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx);
extern int erts_dsend_context_dtor(Binary*);
@@ -416,4 +432,8 @@ extern Uint erts_dist_cache_size(void);
extern Sint erts_abort_connection_rwunlock(DistEntry *dep);
+extern void erts_dist_seq_tree_foreach(
+ DistEntry *dep,
+ int (*func)(ErtsDistExternal *, void*, Sint), void *args);
+
#endif