btcs

commit de5792eb48229bbcd478e23945d4809ccadc7ce6
parent 560a823bf54ffa11ef04d04a0be9dc29e2ea413a
Author: William Casarin <jb55@jb55.com>
Date:   Tue, 24 Oct 2017 10:24:04 -0700

script: initial script stuff

Diffstat:
A
script.c
 | 
7
+++++++
A
script.h
 | 
39
+++++++++++++++++++++++++++++++++++++++

2 files changed, 46 insertions(+), 0 deletions(-)
diff --git a/script.c b/script.c
@@ -0,0 +1,7 @@
+
+#include "script.h"
+
+void
+script_eval(struct script *script, struct script_state *state) {
+
+}
diff --git a/script.h b/script.h
@@ -0,0 +1,39 @@
+
+#ifndef BTCS_SCRIPT_H
+#define BTCS_SCRIPT_H
+
+#include "op.h"
+
+// Maximum number of bytes pushable to the stack
+static const unsigned int MAX_SCRIPT_ELEMENT_SIZE = 520;
+
+// Maximum number of non-push operations per script
+static const int MAX_OPS_PER_SCRIPT = 201;
+
+// Maximum number of public keys per multisig
+static const int MAX_PUBKEYS_PER_MULTISIG = 20;
+
+// Maximum script length in bytes
+static const int MAX_SCRIPT_SIZE = 10000;
+
+// Maximum number of values on script interpreter stack
+static const int MAX_STACK_SIZE = 1000;
+
+// Maximum value that an opcode can be
+static const unsigned int MAX_OPCODE = OP_NOP10;
+
+// Threshold for nLockTime: below this value it is interpreted as block number,
+// otherwise as UNIX timestamp.
+static const unsigned int LOCKTIME_THRESHOLD = 500000000; // Tue Nov  5 00:53:20 1985 UTC
+
+struct script {
+};
+
+struct script_state {
+};
+
+void
+script_eval(struct script *, struct script_state*);
+
+
+#endif /* BTCS_SCRIPT_H */