rixxc/x25519_agent
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Write something to the output ptr

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This commit is contained in:
Aaron Kaiser
2024-04-19 14:28:07 +02:00
parent d9b6dea879
commit 60fa67037f
1 changed files with 14 additions and 4 deletions
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18
src/agent.jazz
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@@ -2,15 +2,25 @@ from Jade require "crypto_scalarmult/curve25519/amd64/mulx/curve25519.jinc"
export fn agent_start(reg u64 shared_mem sync_mem) { export fn agent_start(reg u64 shared_mem sync_mem) {
stack u8[8] unused; stack u8[8] unused;
reg u64 spill_sync_mem; reg u64 outptr;
spill_sync_mem = sync_mem; reg u64 spill_sync_mem spill_shared_mem;
while (true) { spill_sync_mem = sync_mem;
spill_shared_mem = shared_mem;
while (true) {
unused = unused; unused = unused;
sync_mem = spill_sync_mem; sync_mem = spill_sync_mem;
unused = #read(unused, sync_mem); unused = #read(unused, sync_mem);
unused = unused;
sync_mem = spill_sync_mem; sync_mem = spill_sync_mem;
shared_mem = spill_shared_mem;
outptr = (u64)[sync_mem + 8];
outptr = shared_mem + outptr;
(u64)[outptr] = 0x1337;
unused = #write(unused, sync_mem); unused = #write(unused, sync_mem);
} }
} }