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Code Issues Releases Activity

set replyIV for each hop decryption

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This commit is contained in:
orignal 2014-06-24 19:33:30 -04:00
parent 53be08e239
commit 92dc9b3542
1 changed files with 2 additions and 2 deletions
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4
Tunnel.cpp
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@ -64,11 +64,11 @@ namespace tunnel
while (hop) while (hop)
{ {
decryption.SetKey (hop->replyKey); decryption.SetKey (hop->replyKey);
decryption.SetIV (hop->replyIV);
// decrypt records after current hop // decrypt records after current hop
TunnelHopConfig * hop1 = hop->next; TunnelHopConfig * hop1 = hop->next;
while (hop1) while (hop1)
{ {
decryption.SetIV (hop->replyIV);
decryption.Decrypt((uint8_t *)&records[hop1->recordIndex], decryption.Decrypt((uint8_t *)&records[hop1->recordIndex],
sizeof (I2NPBuildRequestRecordElGamalEncrypted), sizeof (I2NPBuildRequestRecordElGamalEncrypted),
(uint8_t *)&records[hop1->recordIndex]); (uint8_t *)&records[hop1->recordIndex]);
@ -93,7 +93,6 @@ namespace tunnel
while (hop) while (hop)
{ {
decryption.SetKey (hop->replyKey); decryption.SetKey (hop->replyKey);
decryption.SetIV (hop->replyIV);
// decrypt records before and including current hop // decrypt records before and including current hop
TunnelHopConfig * hop1 = hop; TunnelHopConfig * hop1 = hop;
while (hop1) while (hop1)
@ -102,6 +101,7 @@ namespace tunnel
if (idx >= 0 && idx < msg[0]) if (idx >= 0 && idx < msg[0])
{ {
uint8_t * record = msg + 1 + idx*sizeof (I2NPBuildResponseRecord); uint8_t * record = msg + 1 + idx*sizeof (I2NPBuildResponseRecord);
decryption.SetIV (hop->replyIV);
decryption.Decrypt(record, sizeof (I2NPBuildResponseRecord), record); decryption.Decrypt(record, sizeof (I2NPBuildResponseRecord), record);
} }
else else