Here are the data structures with brief descriptions:

[detail level 12]

C_smb_iconv_t
Carglist
Ccharset_functions_ntlmssp
Ccontext_data_t	XML context
Ccredentials_t	A username password pair
Ccsc_hook_s	Object to store a list of hooks for close_stream_connection
Ccvss	Describe a CVSS metrics
Centity_s	XML element
Cgrab_socket_t
CHMACMD5Context
Chost_info
Cigmp
Cigmp6_hdr
Cimpact_item	Describe a CVSS impact element
Cinit_func
Cinterface_info
Cip_packet
Cipv6_header
Ckb	Top-level KB. This is to be inherited by KB implementations
Ckb_item	Knowledge base item (defined by name, type (int/char*) and value). Implemented as a singly linked list
Ckb_operations	KB interface. Functions provided by an implementation. All functions have to be provided, there is no default/fallback. These functions should be called via the corresponding static inline wrappers below. See the wrappers for the documentation
Ckb_redis	Subclass of struct kb, it contains the redis-specific fields, such as the redis context, current DB (namespace) id and the server socket path
Cldap_auth_info	Schema (dn) and info to use for a basic ldap authentication
Clist
CMD5Context
Cmyroute
Cname_cache	Struct to cache names (keys) of arglist entries
Cnasl_iterator
Cnaslctxt
Cnmap_host	Store host information
Cnmap_opt_t	Describe an nmap command line option
Cnmap_parser	Handle states for XML parsing
Cnmap_port	Store port information
Cnmap_t	Main nmap execution handler
Cnse_script	Handle the results of a NSE script
Cnvti	The structure of a information record that corresponds to a NVT
Cnvtpref	The structure for a preference of a NVT
Cobject_desc_s
Comp_authenticate_info_opts_t	Struct holding options for authentication
Comp_create_lsc_credential_opts_t	Struct holding options for omp create_lsc_credential command
Comp_create_target_opts_t	Struct holding options for omp create_target command
Comp_create_task_opts_t	Struct holding options for omp create_task command
Comp_delete_opts_t	Struct holding options for various omp delete_[...] commands
Comp_get_report_opts_t	Struct holding options for omp get_report command
Comp_get_system_reports_opts_t	Struct holding options for omp get_system_reports command
Comp_get_task_opts_t	Struct holding options for omp get_tasks command
Comp_get_tasks_opts_t	Struct holding options for omp get_tasks command
Copenvas_connection
Copenvas_connection_t	Connection
Copenvas_host	The structure for a single host object
Copenvas_hosts	The structure for Hosts collection
Copenvas_logging	OpenVAS Logging stores the parameters loaded from a log configuration
Copenvas_logging_t
Cosp_connection
Cosp_param
Cpseudo_udp_hdr
Cpseudohdr
Crange	A port range
Credis_tx	Redis transaction handle
Csession_table_item_s
Csettings_iterator_t
Csettings_t
Csockaddr_u
Cst_a_nasl_var
Cst_n_nasl_var
Cst_nasl_array
Cst_nasl_func
Cst_nasl_string
Cstruct_lex_ctxt
CTC
Ctcp_packet
Ctraceroute_hop	Describe a detected hop on the route
Cudp_record
Cv6pseudo_icmp_hdr
Cv6pseudo_udp_hdr
Cv6pseudohdr
Cxml_search_data_t	Data for xml search functions
Cyyalloc
▼CYYSTYPE
Casciiz