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• To see the API specification of Ethernet Switch HAL please refer - https://rdkwiki.com/doxygen/rdkb/d1/d63/group___e_t_h_s_w___h_a_l___a_p_i_s.html

DHCPv4C HAL 

All HAL functions prototypes and structure definitions are available in dhcpv4c_api.h file.

• DHCPv4C HAL is used for the RDK-B DHCPv4 Client Status abstraction layer.
• DHCPv4C HAL API's functionality should be implemented by OEMs.
• dhcpv4c_api.c provides the function call prototypes and structure definitions used for the RDK-Broadband DHCPv4 Client Status abstraction layer.
• Some of the APIs are : 

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• 1. dhcpv4c_get_ert_ifname
  2. dhcpv4c_get_ert_ip_addr
  3. dhcpv4c_get_ert_dns_svrs
  4. dhcpv4c_get_ert_mask
• To see the API specification of DHCPv4C HAL please refer - https://rdkwiki.com/doxygen/rdkb/db/d07/group___d_h_c_p_v4_c___h_a_l___a_p_i_s.html

VLAN HAL

All HAL functions prototypes and structure definitions are available in vlan_hal.h file.

• VLAN HAL is or the RDK-B Broadband VLAN abstraction layer.
• VLAN HAL layer is intended to support VLAN drivers through the System Calls.
• Some of the APIs are : 
  1. vlan_hal_addGroup
  2. vlan_hal_delGroup
  3. vlan_hal_addInterface
  4. vlan_hal_delInterface
  5. vlan_hal_delete_all_Interfaces
• To see the API specification of VLAN HAL please refer - https://rdkwiki.com/doxygen/rdkb/d6/d34/group___v_l_a_n___h_a_l___a_p_i_s.html

Firewall HAL

All HAL functions prototypes and structure definitions are available in hal_firewall.h file.

• This module is responsible for setting firewall rules like port forwarding, port triggering Parental control etc.
• Some of the APIs are : 
  1. firewall_service_init
  2. firewall_service_start
  3. firewall_service_restart
  4. GetHttpPortValue

• To see the API specification of Firewall HAL please refer - https://rdkwiki.com/doxygen/rdkb/da/da8/group___f_i_r_e_w_a_l_l___h_a_l___a_p_i_s.html

DPOE HAL

Common HAL

•  A common HAL provides the necessary abstraction to all the CCSP components to interface with other common hardware components.
• Eg : Platform HAL

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