diff options
Diffstat (limited to 'src/stardict.c')
-rw-r--r-- | src/stardict.c | 108 |
1 files changed, 66 insertions, 42 deletions
diff --git a/src/stardict.c b/src/stardict.c index 9a25b3e..276202b 100644 --- a/src/stardict.c +++ b/src/stardict.c @@ -351,21 +351,31 @@ stardict_list_dictionaries (const gchar *path) // --- StardictDict ------------------------------------------------------------ +struct stardict_dict_private +{ + StardictInfo * info; //!< General information about the dict + GArray * index; //!< Word index + GArray * synonyms; //!< Synonyms + gpointer dict; //!< Dictionary data + gsize dict_length; //!< Length of the dict data in bytes + GMappedFile * mapped_dict; //!< Memory map handle +}; + G_DEFINE_TYPE (StardictDict, stardict_dict, G_TYPE_OBJECT) static void stardict_dict_finalize (GObject *self) { - StardictDict *sd = STARDICT_DICT (self); + StardictDictPrivate *priv = STARDICT_DICT (self)->priv; - stardict_info_free (sd->info); - g_array_free (sd->index, TRUE); - g_array_free (sd->synonyms, TRUE); + stardict_info_free (priv->info); + g_array_free (priv->index, TRUE); + g_array_free (priv->synonyms, TRUE); - if (sd->mapped_dict) - g_mapped_file_unref (sd->mapped_dict); + if (priv->mapped_dict) + g_mapped_file_unref (priv->mapped_dict); else - g_free (sd->dict); + g_free (priv->dict); G_OBJECT_CLASS (stardict_dict_parent_class)->finalize (self); } @@ -373,12 +383,15 @@ stardict_dict_finalize (GObject *self) static void stardict_dict_class_init (StardictDictClass *klass) { + g_type_class_add_private (klass, sizeof (StardictDictPrivate)); G_OBJECT_CLASS (klass)->finalize = stardict_dict_finalize; } static void -stardict_dict_init (G_GNUC_UNUSED StardictDict *sd) +stardict_dict_init (StardictDict *self) { + self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, + STARDICT_TYPE_DICT, StardictDictPrivate); } /** Load a StarDict dictionary. @@ -404,13 +417,14 @@ StardictInfo * stardict_dict_get_info (StardictDict *sd) { g_return_val_if_fail (STARDICT_IS_DICT (sd), NULL); - return sd->info; + return sd->priv->info; } /** Load a StarDict index from a GIO input stream. */ static gboolean load_idx_internal (StardictDict *sd, GInputStream *is, GError **error) { + StardictDictPrivate *priv = sd->priv; GDataInputStream *dis = g_data_input_stream_new (G_INPUT_STREAM (is)); g_data_input_stream_set_byte_order (dis, G_DATA_STREAM_BYTE_ORDER_BIG_ENDIAN); @@ -420,7 +434,7 @@ load_idx_internal (StardictDict *sd, GInputStream *is, GError **error) // Ignoring "wordcount", just reading as long as we can while ((entry.name = stream_read_string (dis, &err))) { - if (sd->info->idx_offset_bits == 32) + if (priv->info->idx_offset_bits == 32) entry.data_offset = g_data_input_stream_read_uint32 (dis, NULL, &err); else @@ -433,7 +447,7 @@ load_idx_internal (StardictDict *sd, GInputStream *is, GError **error) if (err) goto error; - g_array_append_val (sd->index, entry); + g_array_append_val (priv->index, entry); } if (err != NULL) @@ -505,7 +519,7 @@ load_syn (StardictDict *sd, const gchar *filename, GError **error) if (err) break; - g_array_append_val (sd->synonyms, entry); + g_array_append_val (sd->priv->synonyms, entry); } if (err != NULL) @@ -544,6 +558,8 @@ static gboolean load_dict (StardictDict *sd, const gchar *filename, gboolean gzipped, GError **error) { + StardictDictPrivate *priv = sd->priv; + if (gzipped) { gboolean ret_val = FALSE; @@ -567,8 +583,8 @@ load_dict (StardictDict *sd, const gchar *filename, gboolean gzipped, if (ret_val) { - sd->dict_length = ba->len; - sd->dict = g_byte_array_free (ba, FALSE); + priv->dict_length = ba->len; + priv->dict = g_byte_array_free (ba, FALSE); } else g_byte_array_free (ba, TRUE); @@ -579,12 +595,12 @@ cannot_open: return ret_val; } - sd->mapped_dict = g_mapped_file_new (filename, FALSE, error); - if (!sd->mapped_dict) + priv->mapped_dict = g_mapped_file_new (filename, FALSE, error); + if (!priv->mapped_dict) return FALSE; - sd->dict_length = g_mapped_file_get_length (sd->mapped_dict); - sd->dict = g_mapped_file_get_contents (sd->mapped_dict); + priv->dict_length = g_mapped_file_get_length (priv->mapped_dict); + priv->dict = g_mapped_file_get_contents (priv->mapped_dict); return TRUE; } @@ -597,11 +613,12 @@ stardict_dict_new_from_info (StardictInfo *sdi, GError **error) g_return_val_if_fail (sdi != NULL, NULL); StardictDict *sd = g_object_new (STARDICT_TYPE_DICT, NULL); - sd->info = sdi; - sd->index = g_array_new (FALSE, FALSE, sizeof (StardictIndexEntry)); - g_array_set_clear_func (sd->index, index_destroy_cb); - sd->synonyms = g_array_new (FALSE, FALSE, sizeof (StardictSynonymEntry)); - g_array_set_clear_func (sd->synonyms, syn_destroy_cb); + StardictDictPrivate *priv = sd->priv; + priv->info = sdi; + priv->index = g_array_new (FALSE, FALSE, sizeof (StardictIndexEntry)); + g_array_set_clear_func (priv->index, index_destroy_cb); + priv->synonyms = g_array_new (FALSE, FALSE, sizeof (StardictSynonymEntry)); + g_array_set_clear_func (priv->synonyms, syn_destroy_cb); const gchar *dot = strrchr (sdi->path, '.'); gchar *base = dot ? g_strndup (sdi->path, dot - sdi->path) @@ -662,7 +679,7 @@ stardict_dict_new_from_info (StardictInfo *sdi, GError **error) return sd; error: - g_array_free (sd->index, TRUE); + g_array_free (priv->index, TRUE); g_free (base); g_object_unref (sd); return NULL; @@ -674,22 +691,25 @@ error: gchar ** stardict_dict_get_synonyms (StardictDict *sd, const gchar *word) { - BINARY_SEARCH_BEGIN (sd->synonyms->len - 1, g_ascii_strcasecmp (word, - g_array_index (sd->synonyms, StardictSynonymEntry, imid).word)) + GArray *synonyms = sd->priv->synonyms; + GArray *index = sd->priv->index; + + BINARY_SEARCH_BEGIN (synonyms->len - 1, g_ascii_strcasecmp (word, + g_array_index (synonyms, StardictSynonymEntry, imid).word)) // Back off to the first matching entry while (imid > 0 && !g_ascii_strcasecmp (word, - g_array_index (sd->synonyms, StardictSynonymEntry, --imid).word)); + g_array_index (synonyms, StardictSynonymEntry, --imid).word)); GPtrArray *array = g_ptr_array_new (); // And add all matching entries from that position on to the array do g_ptr_array_add (array, g_strdup (g_array_index - (sd->index, StardictIndexEntry, g_array_index - (sd->synonyms, StardictSynonymEntry, ++imid).original_word).name)); - while ((guint) imid < sd->synonyms->len - 1 && !stardict_strcmp (word, - g_array_index (sd->synonyms, StardictSynonymEntry, imid + 1).word)); + (index, StardictIndexEntry, g_array_index + (synonyms, StardictSynonymEntry, ++imid).original_word).name)); + while ((guint) imid < synonyms->len - 1 && !stardict_strcmp (word, + g_array_index (synonyms, StardictSynonymEntry, imid + 1).word)); return (gchar **) g_ptr_array_free (array, FALSE); @@ -706,12 +726,14 @@ stardict_dict_get_synonyms (StardictDict *sd, const gchar *word) StardictIterator * stardict_dict_search (StardictDict *sd, const gchar *word, gboolean *success) { - BINARY_SEARCH_BEGIN (sd->index->len - 1, g_ascii_strcasecmp (word, - g_array_index (sd->index, StardictIndexEntry, imid).name)) + GArray *index = sd->priv->index; + + BINARY_SEARCH_BEGIN (index->len - 1, g_ascii_strcasecmp (word, + g_array_index (index, StardictIndexEntry, imid).name)) // Back off to the first matching entry while (imid > 0 && !g_ascii_strcasecmp (word, - g_array_index (sd->index, StardictIndexEntry, imid - 1).name)) + g_array_index (index, StardictIndexEntry, imid - 1).name)) imid--; if (success) *success = TRUE; @@ -838,19 +860,21 @@ error: static StardictEntry * stardict_dict_get_entry (StardictDict *sd, guint32 offset) { + StardictDictPrivate *priv = sd->priv; + // TODO cache the entries - StardictIndexEntry *sie = &g_array_index (sd->index, + StardictIndexEntry *sie = &g_array_index (priv->index, StardictIndexEntry, offset); g_return_val_if_fail (sie->data_offset + sie->data_size - <= sd->dict_length, NULL); + <= priv->dict_length, NULL); GList *entries; - if (sd->info->same_type_sequence) - entries = read_entries_sts (sd->dict + sie->data_offset, - sie->data_size, sd->info->same_type_sequence, NULL); + if (priv->info->same_type_sequence) + entries = read_entries_sts (priv->dict + sie->data_offset, + sie->data_size, priv->info->same_type_sequence, NULL); else - entries = read_entries (sd->dict + sie->data_offset, + entries = read_entries (priv->dict + sie->data_offset, sie->data_size, NULL); if (!entries) @@ -940,7 +964,7 @@ stardict_iterator_get_word (StardictIterator *sdi) g_return_val_if_fail (STARDICT_IS_ITERATOR (sdi), NULL); if (!stardict_iterator_is_valid (sdi)) return NULL; - return g_array_index (sdi->owner->index, + return g_array_index (sdi->owner->priv->index, StardictIndexEntry, sdi->offset).name; } @@ -959,7 +983,7 @@ gboolean stardict_iterator_is_valid (StardictIterator *sdi) { g_return_val_if_fail (STARDICT_IS_ITERATOR (sdi), FALSE); - return sdi->offset >= 0 && sdi->offset < sdi->owner->index->len; + return sdi->offset >= 0 && sdi->offset < sdi->owner->priv->index->len; } /** Return the offset of the iterator within the dictionary index. */ |