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DecodeLine2 matching

This commit is contained in:
Dethrace Labs 2025-09-08 10:19:08 +12:00 committed by Dethrace Engineering Department
parent 0bfc9c409c
commit 077ba9986d
1 changed files with 22 additions and 34 deletions
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56
src/DETHRACE/common/utility.c
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@ -1429,52 +1429,40 @@ void DecodeLine2(char* pS) {
len = strlen(pS);
key = (char*)gLong_key;
while (len > 0 && (pS[len - 1] == '\r' || pS[len - 1] == '\n')) {
while (len && pS[len - 1] == '\r' || pS[len - 1] == '\n') {
pS[len - 1] = 0;
len--;
pS[len] = '\0';
}
seed = len % 16;
for (i = 0; i < len; i++) {
c = pS[i];
if (i >= 2) {
if (pS[i - 1] == '/' && pS[i - 2] == '/') {
key = (char*)gOther_long_key;
}
}
for (i = 0; i < len; ++i) {
if (gEncryption_method == 1) {
if (c == '\t') {
c = 0x9f;
if (i >= 2 && pS[i - 1] == '/' && pS[i - 2] == '/') {
key = (char*)&gOther_long_key;
}
c -= 0x20;
c ^= key[seed];
c &= 0x7f;
c += 0x20;
seed += 7;
seed %= 16;
if (c == 0x9f) {
c = '\t';
if (pS[i] == '\t') {
pS[i] = -97;
}
pS[i] = ((key[seed] ^ (pS[i] - 32)) & 0x7F) + 32;
seed = (seed + 7) % 16;
if (pS[i] == -97) {
pS[i] = '\t';
}
} else {
if (c == '\t') {
c = 0x80;
if (i >= 2 && pS[i - 1] == '/' && pS[i - 2] == '/') {
key = (char*)&gOther_long_key;
}
c -= 0x20;
if (pS[i] == '\t') {
pS[i] = 0x80;
}
c = pS[i] - 32;
if ((c & 0x80) == 0) {
c ^= key[seed] & 0x7f;
pS[i] = (c ^ key[seed] & 0x7F) + 32;
}
c += 0x20;
seed += 7;
seed %= 16;
if (c == 0x80) {
c = '\t';
seed = (seed + 7) % 16;
if (pS[i] == -128) {
pS[i] = '\t';
}
}
pS[i] = c;
}
}