diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libsystemd-network/lldp-internal.c | 201 | ||||
| -rw-r--r-- | src/libsystemd-network/lldp-tlv.c | 201 |
2 files changed, 201 insertions, 201 deletions
diff --git a/src/libsystemd-network/lldp-internal.c b/src/libsystemd-network/lldp-internal.c index 762a1d2895..951f7193f4 100644 --- a/src/libsystemd-network/lldp-internal.c +++ b/src/libsystemd-network/lldp-internal.c @@ -29,207 +29,6 @@ /* Maximum Ports can be attached to any chassis */ #define LLDP_MIB_MAX_PORT_PER_CHASSIS 32 -int sd_lldp_packet_read_chassis_id(tlv_packet *tlv, - uint8_t *type, - uint8_t **data, - uint16_t *length) { - uint8_t subtype; - int r; - - assert_return(tlv, -EINVAL); - - r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_CHASSIS_ID); - if (r < 0) - goto out2; - - r = tlv_packet_read_u8(tlv, &subtype); - if (r < 0) - goto out1; - - switch (subtype) { - case LLDP_CHASSIS_SUBTYPE_MAC_ADDRESS: - - r = tlv_packet_read_bytes(tlv, data, length); - if (r < 0) - goto out1; - - break; - default: - r = -EOPNOTSUPP; - break; - } - - *type = subtype; - - out1: - (void) lldp_tlv_packet_exit_container(tlv); - - out2: - return r; -} - -int sd_lldp_packet_read_port_id(tlv_packet *tlv, - uint8_t *type, - uint8_t **data, - uint16_t *length) { - uint8_t subtype; - char *s; - int r; - - assert_return(tlv, -EINVAL); - - r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_PORT_ID); - if (r < 0) - goto out2; - - r = tlv_packet_read_u8(tlv, &subtype); - if (r < 0) - goto out1; - - switch (subtype) { - case LLDP_PORT_SUBTYPE_PORT_COMPONENT: - case LLDP_PORT_SUBTYPE_INTERFACE_ALIAS: - case LLDP_PORT_SUBTYPE_INTERFACE_NAME: - case LLDP_PORT_SUBTYPE_LOCALLY_ASSIGNED: - - r = tlv_packet_read_string(tlv, &s, length); - if (r < 0) - goto out1; - - *data = (uint8_t *) s; - - break; - case LLDP_PORT_SUBTYPE_MAC_ADDRESS: - - r = tlv_packet_read_bytes(tlv, data, length); - if (r < 0) - goto out1; - - break; - default: - r = -EOPNOTSUPP; - break; - } - - *type = subtype; - - out1: - (void) lldp_tlv_packet_exit_container(tlv); - - out2: - return r; -} - -int sd_lldp_packet_read_ttl(tlv_packet *tlv, uint16_t *ttl) { - int r; - - assert_return(tlv, -EINVAL); - - r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_TTL); - if (r < 0) - goto out; - - r = tlv_packet_read_u16(tlv, ttl); - - (void) lldp_tlv_packet_exit_container(tlv); - - out: - return r; -} - -int sd_lldp_packet_read_system_name(tlv_packet *tlv, - char **data, - uint16_t *length) { - char *s; - int r; - - assert_return(tlv, -EINVAL); - - r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_SYSTEM_NAME); - if (r < 0) - return r; - - r = tlv_packet_read_string(tlv, &s, length); - if (r < 0) - goto out; - - *data = (char *) s; - - out: - (void) lldp_tlv_packet_exit_container(tlv); - - return r; -} - -int sd_lldp_packet_read_system_description(tlv_packet *tlv, - char **data, - uint16_t *length) { - char *s; - int r; - - assert_return(tlv, -EINVAL); - - r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_SYSTEM_DESCRIPTION); - if (r < 0) - return r; - - r = tlv_packet_read_string(tlv, &s, length); - if (r < 0) - goto out; - - *data = (char *) s; - - out: - (void) lldp_tlv_packet_exit_container(tlv); - - return r; -} - -int sd_lldp_packet_read_port_description(tlv_packet *tlv, - char **data, - uint16_t *length) { - char *s; - int r; - - assert_return(tlv, -EINVAL); - - r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_PORT_DESCRIPTION); - if (r < 0) - return r; - - r = tlv_packet_read_string(tlv, &s, length); - if (r < 0) - goto out; - - *data = (char *) s; - - out: - (void) lldp_tlv_packet_exit_container(tlv); - - return r; -} - -int sd_lldp_packet_read_system_capability(tlv_packet *tlv, uint16_t *data) { - int r; - - assert_return(tlv, -EINVAL); - - r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_SYSTEM_CAPABILITIES); - if (r < 0) - return r; - - r = tlv_packet_read_u16(tlv, data); - if (r < 0) - goto out; - - return 0; - out: - - (void) lldp_tlv_packet_exit_container(tlv); - - return r; -} - /* 10.5.5.2.2 mibUpdateObjects () * The mibUpdateObjects () procedure updates the MIB objects corresponding to * the TLVs contained in the received LLDPDU for the LLDP remote system diff --git a/src/libsystemd-network/lldp-tlv.c b/src/libsystemd-network/lldp-tlv.c index 700da2fde7..24f2606f31 100644 --- a/src/libsystemd-network/lldp-tlv.c +++ b/src/libsystemd-network/lldp-tlv.c @@ -338,3 +338,204 @@ int lldp_tlv_packet_exit_container(tlv_packet *m) { return 0; } + +int sd_lldp_packet_read_chassis_id(tlv_packet *tlv, + uint8_t *type, + uint8_t **data, + uint16_t *length) { + uint8_t subtype; + int r; + + assert_return(tlv, -EINVAL); + + r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_CHASSIS_ID); + if (r < 0) + goto out2; + + r = tlv_packet_read_u8(tlv, &subtype); + if (r < 0) + goto out1; + + switch (subtype) { + case LLDP_CHASSIS_SUBTYPE_MAC_ADDRESS: + + r = tlv_packet_read_bytes(tlv, data, length); + if (r < 0) + goto out1; + + break; + default: + r = -EOPNOTSUPP; + break; + } + + *type = subtype; + + out1: + (void) lldp_tlv_packet_exit_container(tlv); + + out2: + return r; +} + +int sd_lldp_packet_read_port_id(tlv_packet *tlv, + uint8_t *type, + uint8_t **data, + uint16_t *length) { + uint8_t subtype; + char *s; + int r; + + assert_return(tlv, -EINVAL); + + r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_PORT_ID); + if (r < 0) + goto out2; + + r = tlv_packet_read_u8(tlv, &subtype); + if (r < 0) + goto out1; + + switch (subtype) { + case LLDP_PORT_SUBTYPE_PORT_COMPONENT: + case LLDP_PORT_SUBTYPE_INTERFACE_ALIAS: + case LLDP_PORT_SUBTYPE_INTERFACE_NAME: + case LLDP_PORT_SUBTYPE_LOCALLY_ASSIGNED: + + r = tlv_packet_read_string(tlv, &s, length); + if (r < 0) + goto out1; + + *data = (uint8_t *) s; + + break; + case LLDP_PORT_SUBTYPE_MAC_ADDRESS: + + r = tlv_packet_read_bytes(tlv, data, length); + if (r < 0) + goto out1; + + break; + default: + r = -EOPNOTSUPP; + break; + } + + *type = subtype; + + out1: + (void) lldp_tlv_packet_exit_container(tlv); + + out2: + return r; +} + +int sd_lldp_packet_read_ttl(tlv_packet *tlv, uint16_t *ttl) { + int r; + + assert_return(tlv, -EINVAL); + + r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_TTL); + if (r < 0) + goto out; + + r = tlv_packet_read_u16(tlv, ttl); + + (void) lldp_tlv_packet_exit_container(tlv); + + out: + return r; +} + +int sd_lldp_packet_read_system_name(tlv_packet *tlv, + char **data, + uint16_t *length) { + char *s; + int r; + + assert_return(tlv, -EINVAL); + + r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_SYSTEM_NAME); + if (r < 0) + return r; + + r = tlv_packet_read_string(tlv, &s, length); + if (r < 0) + goto out; + + *data = (char *) s; + + out: + (void) lldp_tlv_packet_exit_container(tlv); + + return r; +} + +int sd_lldp_packet_read_system_description(tlv_packet *tlv, + char **data, + uint16_t *length) { + char *s; + int r; + + assert_return(tlv, -EINVAL); + + r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_SYSTEM_DESCRIPTION); + if (r < 0) + return r; + + r = tlv_packet_read_string(tlv, &s, length); + if (r < 0) + goto out; + + *data = (char *) s; + + out: + (void) lldp_tlv_packet_exit_container(tlv); + + return r; +} + +int sd_lldp_packet_read_port_description(tlv_packet *tlv, + char **data, + uint16_t *length) { + char *s; + int r; + + assert_return(tlv, -EINVAL); + + r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_PORT_DESCRIPTION); + if (r < 0) + return r; + + r = tlv_packet_read_string(tlv, &s, length); + if (r < 0) + goto out; + + *data = (char *) s; + + out: + (void) lldp_tlv_packet_exit_container(tlv); + + return r; +} + +int sd_lldp_packet_read_system_capability(tlv_packet *tlv, uint16_t *data) { + int r; + + assert_return(tlv, -EINVAL); + + r = lldp_tlv_packet_enter_container(tlv, LLDP_TYPE_SYSTEM_CAPABILITIES); + if (r < 0) + return r; + + r = tlv_packet_read_u16(tlv, data); + if (r < 0) + goto out; + + return 0; + out: + + (void) lldp_tlv_packet_exit_container(tlv); + + return r; +} |