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Ensure DHCP resend interval is not to long

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This commit is contained in:
Julian Grasböck
2025-11-26 14:57:58 +01:00
parent d90e89bbbd
commit 137d7f551f
2 changed files with 2 additions and 1 deletions
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2
src/Cedar/IPC.c
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@ -899,7 +899,7 @@ DHCPV4_DATA *IPCSendDhcpRequest(IPC *ipc, IP *dest_ip, UINT tran_id, DHCP_OPTION
} }
// Retransmission interval // Retransmission interval
resend_interval = MAX(1, (timeout / 3) - 100); resend_interval = MIN(IPC_DHCP_MAX_RESEND_INTERVAL, MAX(1, (timeout / 3) - 100));
// Time-out time // Time-out time
giveup_time = Tick64() + (UINT64)timeout; giveup_time = Tick64() + (UINT64)timeout;

1
src/Cedar/IPC.h
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@ -19,6 +19,7 @@
#define IPC_DHCP_TIMEOUT (5 * 1000) #define IPC_DHCP_TIMEOUT (5 * 1000)
#define IPC_DHCP_MIN_LEASE 5 #define IPC_DHCP_MIN_LEASE 5
#define IPC_DHCP_DEFAULT_LEASE 3600 #define IPC_DHCP_DEFAULT_LEASE 3600
#define IPC_DHCP_MAX_RESEND_INTERVAL (3 * 1000)
#define IPC_MAX_PACKET_QUEUE_LEN 10000 #define IPC_MAX_PACKET_QUEUE_LEN 10000