TSphinxBool = enum 
  SPH_FALSE = 0, SPH_TRUE = 1

PClient = ptr Tclient

Twordinfo = object 
  word*: cstring
  docs*: cint
  hits*: cint

Tresult = object 
  error*: cstring
  warning*: cstring
  status*: cint
  num_fields*: cint
  fields*: cstringArray
  num_attrs*: cint
  attr_names*: cstringArray
  attr_types*: ptr array[0 .. 100000, cint]
  num_matches*: cint
  values_pool*: pointer
  total*: cint
  total_found*: cint
  time_msec*: cint
  num_words*: cint
  words*: ptr array[0 .. 100000, Twordinfo]

Texcerpt_options = object 
  before_match*: cstring
  after_match*: cstring
  chunk_separator*: cstring
  html_strip_mode*: cstring
  passage_boundary*: cstring
  limit*: cint
  limit_passages*: cint
  limit_words*: cint
  around*: cint
  start_passage_id*: cint
  exact_phrase*: TSphinxBool
  single_passage*: TSphinxBool
  use_boundaries*: TSphinxBool
  weight_order*: TSphinxBool
  query_mode*: TSphinxBool
  force_all_words*: TSphinxBool
  load_files*: TSphinxBool
  allow_empty*: TSphinxBool
  emit_zones*: TSphinxBool

Tkeyword_info = object 
  tokenized*: cstring
  normalized*: cstring
  num_docs*: cint
  num_hits*: cint

sphinxDll = "libspinxclient.so"

SEARCHD_OK = 0

SEARCHD_ERROR = 1

SEARCHD_RETRY = 2

SEARCHD_WARNING = 3

SPH_MATCH_ALL = 0

SPH_MATCH_ANY = 1

SPH_MATCH_PHRASE = 2

SPH_MATCH_BOOLEAN = 3

SPH_MATCH_EXTENDED = 4

SPH_MATCH_FULLSCAN = 5

SPH_MATCH_EXTENDED2 = 6

SPH_RANK_PROXIMITY_BM25 = 0

SPH_RANK_BM25 = 1

SPH_RANK_NONE = 2

SPH_RANK_WORDCOUNT = 3

SPH_RANK_PROXIMITY = 4

SPH_RANK_MATCHANY = 5

SPH_RANK_FIELDMASK = 6

SPH_RANK_SPH04 = 7

SPH_RANK_DEFAULT = 0

SPH_SORT_RELEVANCE = 0

SPH_SORT_ATTR_DESC = 1

SPH_SORT_ATTR_ASC = 2

SPH_SORT_TIME_SEGMENTS = 3

SPH_SORT_EXTENDED = 4

SPH_SORT_EXPR = 5

SPH_FILTER_VALUES = 0

SPH_FILTER_RANGE = 1

SPH_FILTER_FLOATRANGE = 2

SPH_ATTR_INTEGER = 1

SPH_ATTR_TIMESTAMP = 2

SPH_ATTR_ORDINAL = 3

SPH_ATTR_BOOL = 4

SPH_ATTR_FLOAT = 5

SPH_ATTR_BIGINT = 6

SPH_ATTR_STRING = 7

SPH_ATTR_MULTI = 0x40000000

SPH_GROUPBY_DAY = 0

SPH_GROUPBY_WEEK = 1

SPH_GROUPBY_MONTH = 2

SPH_GROUPBY_YEAR = 3

SPH_GROUPBY_ATTR = 4

SPH_GROUPBY_ATTRPAIR = 5

proc create(copy_args: TSphinxBool): PClient {.cdecl, importc: "sphinx_create", 
    dynlib: sphinxDll.}

proc cleanup(client: PClient) {.cdecl, importc: "sphinx_cleanup", 
                                dynlib: sphinxDll.}

proc destroy(client: PClient) {.cdecl, importc: "sphinx_destroy", 
                                dynlib: sphinxDll.}

proc error(client: PClient): cstring {.cdecl, importc: "sphinx_error", 
                                       dynlib: sphinxDll.}

proc warning(client: PClient): cstring {.cdecl, importc: "sphinx_warning", 
    dynlib: sphinxDll.}

proc set_server(client: PClient; host: cstring; port: cint): TSphinxBool {.
    cdecl, importc: "sphinx_set_server", dynlib: sphinxDll.}

proc set_connect_timeout(client: PClient; seconds: float32): TSphinxBool {.
    cdecl, importc: "sphinx_set_connect_timeout", dynlib: sphinxDll.}

proc open(client: PClient): TSphinxBool {.cdecl, importc: "sphinx_open", 
    dynlib: sphinxDll.}

proc close(client: PClient): TSphinxBool {.cdecl, importc: "sphinx_close", 
    dynlib: sphinxDll.}

proc set_limits(client: PClient; offset: cint; limit: cint; max_matches: cint; 
                cutoff: cint): TSphinxBool {.cdecl, 
    importc: "sphinx_set_limits", dynlib: sphinxDll.}

proc set_max_query_time(client: PClient; max_query_time: cint): TSphinxBool {.
    cdecl, importc: "sphinx_set_max_query_time", dynlib: sphinxDll.}

proc set_match_mode(client: PClient; mode: cint): TSphinxBool {.cdecl, 
    importc: "sphinx_set_match_mode", dynlib: sphinxDll.}

proc set_ranking_mode(client: PClient; ranker: cint): TSphinxBool {.cdecl, 
    importc: "sphinx_set_ranking_mode", dynlib: sphinxDll.}

proc set_sort_mode(client: PClient; mode: cint; sortby: cstring): TSphinxBool {.
    cdecl, importc: "sphinx_set_sort_mode", dynlib: sphinxDll.}

proc set_field_weights(client: PClient; num_weights: cint; 
                       field_names: cstringArray; field_weights: ptr cint): TSphinxBool {.
    cdecl, importc: "sphinx_set_field_weights", dynlib: sphinxDll.}

proc set_index_weights(client: PClient; num_weights: cint; 
                       index_names: cstringArray; index_weights: ptr cint): TSphinxBool {.
    cdecl, importc: "sphinx_set_index_weights", dynlib: sphinxDll.}

proc set_id_range(client: PClient; minid: int64; maxid: int64): TSphinxBool {.
    cdecl, importc: "sphinx_set_id_range", dynlib: sphinxDll.}

proc add_filter(client: PClient; attr: cstring; num_values: cint; 
                values: ptr int64; exclude: TSphinxBool): TSphinxBool {.cdecl, 
    importc: "sphinx_add_filter", dynlib: sphinxDll.}

proc add_filter_range(client: PClient; attr: cstring; umin: int64; umax: int64; 
                      exclude: TSphinxBool): TSphinxBool {.cdecl, 
    importc: "sphinx_add_filter_range", dynlib: sphinxDll.}

proc add_filter_float_range(client: PClient; attr: cstring; fmin: float32; 
                            fmax: float32; exclude: TSphinxBool): TSphinxBool {.
    cdecl, importc: "sphinx_add_filter_float_range", dynlib: sphinxDll.}

proc set_geoanchor(client: PClient; attr_latitude: cstring; 
                   attr_longitude: cstring; latitude: float32; 
                   longitude: float32): TSphinxBool {.cdecl, 
    importc: "sphinx_set_geoanchor", dynlib: sphinxDll.}

proc set_groupby(client: PClient; attr: cstring; groupby_func: cint; 
                 group_sort: cstring): TSphinxBool {.cdecl, 
    importc: "sphinx_set_groupby", dynlib: sphinxDll.}

proc set_groupby_distinct(client: PClient; attr: cstring): TSphinxBool {.cdecl, 
    importc: "sphinx_set_groupby_distinct", dynlib: sphinxDll.}

proc set_retries(client: PClient; count: cint; delay: cint): TSphinxBool {.
    cdecl, importc: "sphinx_set_retries", dynlib: sphinxDll.}

proc add_override(client: PClient; attr: cstring; docids: ptr int64; 
                  num_values: cint; values: ptr cint): TSphinxBool {.cdecl, 
    importc: "sphinx_add_override", dynlib: sphinxDll.}

proc set_select(client: PClient; select_list: cstring): TSphinxBool {.cdecl, 
    importc: "sphinx_set_select", dynlib: sphinxDll.}

proc reset_filters(client: PClient) {.cdecl, importc: "sphinx_reset_filters", 
                                      dynlib: sphinxDll.}

proc reset_groupby(client: PClient) {.cdecl, importc: "sphinx_reset_groupby", 
                                      dynlib: sphinxDll.}

proc query(client: PClient; query: cstring; index_list: cstring; 
           comment: cstring): ptr Tresult {.cdecl, importc: "sphinx_query", 
    dynlib: sphinxDll.}

proc add_query(client: PClient; query: cstring; index_list: cstring; 
               comment: cstring): cint {.cdecl, importc: "sphinx_add_query", 
    dynlib: sphinxDll.}

proc run_queries(client: PClient): ptr Tresult {.cdecl, 
    importc: "sphinx_run_queries", dynlib: sphinxDll.}

proc get_num_results(client: PClient): cint {.cdecl, 
    importc: "sphinx_get_num_results", dynlib: sphinxDll.}

proc get_id(result: ptr Tresult; match: cint): int64 {.cdecl, 
    importc: "sphinx_get_id", dynlib: sphinxDll.}

proc get_weight(result: ptr Tresult; match: cint): cint {.cdecl, 
    importc: "sphinx_get_weight", dynlib: sphinxDll.}

proc get_int(result: ptr Tresult; match: cint; attr: cint): int64 {.cdecl, 
    importc: "sphinx_get_int", dynlib: sphinxDll.}

proc get_float(result: ptr Tresult; match: cint; attr: cint): float32 {.cdecl, 
    importc: "sphinx_get_float", dynlib: sphinxDll.}

proc get_mva(result: ptr Tresult; match: cint; attr: cint): ptr cint {.cdecl, 
    importc: "sphinx_get_mva", dynlib: sphinxDll.}

proc get_string(result: ptr Tresult; match: cint; attr: cint): cstring {.cdecl, 
    importc: "sphinx_get_string", dynlib: sphinxDll.}

proc init_excerpt_options(opts: ptr Texcerpt_options) {.cdecl, 
    importc: "sphinx_init_excerpt_options", dynlib: sphinxDll.}

proc build_excerpts(client: PClient; num_docs: cint; docs: cstringArray; 
                    index: cstring; words: cstring; opts: ptr Texcerpt_options): cstringArray {.
    cdecl, importc: "sphinx_build_excerpts", dynlib: sphinxDll.}

proc update_attributes(client: PClient; index: cstring; num_attrs: cint; 
                       attrs: cstringArray; num_docs: cint; docids: ptr int64; 
                       values: ptr int64): cint {.cdecl, 
    importc: "sphinx_update_attributes", dynlib: sphinxDll.}

proc update_attributes_mva(client: PClient; index: cstring; attr: cstring; 
                           docid: int64; num_values: cint; values: ptr cint): cint {.
    cdecl, importc: "sphinx_update_attributes_mva", dynlib: sphinxDll.}

proc build_keywords(client: PClient; query: cstring; index: cstring; 
                    hits: TSphinxBool; out_num_keywords: ptr cint): ptr Tkeyword_info {.
    cdecl, importc: "sphinx_build_keywords", dynlib: sphinxDll.}

proc status(client: PClient; num_rows: ptr cint; num_cols: ptr cint): cstringArray {.
    cdecl, importc: "sphinx_status", dynlib: sphinxDll.}

proc status_destroy(status: cstringArray; num_rows: cint; num_cols: cint) {.
    cdecl, importc: "sphinx_status_destroy", dynlib: sphinxDll.}