notes

0x4008091c - main
0x400d0dcb - maintask
0x400836ec - vtaskcreate
0x400837c4 - vtaskdelete
0x4010414c - appmain
0x40104100 - http_server
0x40104048 - serve
0x40103fe8 - check_pass

Check functions: [0x4010....]
0x400d0a94 - pass
0x400d0aa0 - MAC bytes
0x400d0a98 - state
state = 0
! 3b40 - s[0]=='G' => state ^= 0x8001
! 3b90 - s[14]-M[0]==9 => state ^= 0x4000
. 3bbc - s[1]==153 => state ^= 0x12
3bdc - state ^= 0x102
3c00 - s[13]^s[1]==4 => state ^= 0x2002
! 3c24 - s[12]=='s' => state ^= 0x1008
. 3c44 - ((s[2]+72) & 0xFF) >>4 & 0xF == 108 => state ^= 0x804
. 3c98 - s[3]&17 - 104 == 0 => state ^= 0x4008
! 3ce0 - s[5]=='o' => state ^= 0x20
!! 3d60 - s[8]-s[11]==10 => state ^= 0x900
3d88 - s[8]&120 == s[8] => state ^= 0x100
3dac - sext(ror(s[13], 4))==20 => state ^= 0x2040
! 3dd8 - sext(ror(s[3], 4))==-11 => state ^= 0x8
3e04 - ((M[4]&16)|32)^s[1]==0 => state ^= 0x2
3e64 - [impossible] => state ^= 0x80
! 3ec0 - s[3]==s[7] => state ^= 0x88
! 3ee0 - s[9]=='t' => state^=0x200
. 3f00 - sum(MAC)^s[10]==84 => state ^= 0x420
! 3f3c - s[2]=='t' => state ^= 0x4
! 3f5c - s[10]==M[2]-1 => state ^= 0x400
! 3f84 - s[6]=='U' => state ^= 0x40
! 3fb4 - s[4]==ror(M[4], 4) => state ^= 0x10