From afec45395fb019f19ac1e157fce9128b0137b25e Mon Sep 17 00:00:00 2001 From: Zbigniew Jędrzejewski-Szmek Date: Mon, 21 Mar 2016 18:24:24 -0400 Subject: Revert "DHCP DUID and IAID configurability" --- src/libsystemd-network/sd-dhcp6-client.c | 49 +++++++++++++++++++------------- 1 file changed, 30 insertions(+), 19 deletions(-) (limited to 'src/libsystemd-network/sd-dhcp6-client.c') diff --git a/src/libsystemd-network/sd-dhcp6-client.c b/src/libsystemd-network/sd-dhcp6-client.c index 7cecba120c..af4709d788 100644 --- a/src/libsystemd-network/sd-dhcp6-client.c +++ b/src/libsystemd-network/sd-dhcp6-client.c @@ -180,30 +180,41 @@ static int client_ensure_duid(sd_dhcp6_client *client) { return dhcp_identifier_set_duid_en(&client->duid, &client->duid_len); } -int sd_dhcp6_client_set_duid(sd_dhcp6_client *client, size_t duid_len, - struct duid *duid) { - int r; +int sd_dhcp6_client_set_duid( + sd_dhcp6_client *client, + uint16_t type, + uint8_t *duid, size_t duid_len) { assert_return(client, -EINVAL); - assert_return(IN_SET(client->state, DHCP6_STATE_STOPPED), -EBUSY); + assert_return(duid, -EINVAL); + assert_return(duid_len > 0 && duid_len <= MAX_DUID_LEN, -EINVAL); - if (duid_len > 0) { - r = dhcp_validate_duid_len(duid->type, - duid_len - sizeof(duid->type)); - if (r < 0) - return r; + assert_return(IN_SET(client->state, DHCP6_STATE_STOPPED), -EBUSY); - memcpy(&client->duid, duid, duid_len); - client->duid_len = duid_len; + switch (type) { + case DHCP6_DUID_LLT: + if (duid_len <= sizeof(client->duid.llt)) + return -EINVAL; + break; + case DHCP6_DUID_EN: + if (duid_len != sizeof(client->duid.en)) + return -EINVAL; + break; + case DHCP6_DUID_LL: + if (duid_len <= sizeof(client->duid.ll)) + return -EINVAL; + break; + case DHCP6_DUID_UUID: + if (duid_len != sizeof(client->duid.uuid)) + return -EINVAL; + break; + default: + /* accept unknown type in order to be forward compatible */ + break; } - return 0; -} - -int sd_dhcp6_client_set_iaid(sd_dhcp6_client *client, be32_t iaid) { - assert_return(client, -EINVAL); - assert_return(IN_SET(client->state, DHCP6_STATE_STOPPED), -EBUSY); - - client->ia_na.id = iaid; + client->duid.type = htobe16(type); + memcpy(&client->duid.raw.data, duid, duid_len); + client->duid_len = duid_len + sizeof(client->duid.type); return 0; } -- cgit v1.2.3-54-g00ecf