Introduce LIST_HEAD macro and use it in audiod_command.
[paraslash.git] / score.c
diff --git a/score.c b/score.c
index 6cfa647..bc40668 100644 (file)
--- a/score.c
+++ b/score.c
@@ -1,10 +1,13 @@
 /*
- * Copyright (C) 2007 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2007-2009 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
 
 /** \file score.c Scoring functions to determine the audio file streaming order. */
+#include <regex.h>
+#include <osl.h>
+
 #include "para.h"
 #include "error.h"
 #include "string.h"
@@ -61,7 +64,7 @@ enum score_table_columns {
 static struct osl_column_description score_cols[] = {
        [SCORECOL_AFT_ROW] = {
                .storage_type = OSL_NO_STORAGE,
-               .storage_flags = OSL_RBTREE | OSL_FIXED_SIZE | OSL_UNIQUE,
+               .storage_flags = OSL_RBTREE | OSL_FIXED_SIZE | OSL_UNIQUE | OSL_DONT_FREE,
                .name = "aft_row",
                .compare_function = ptr_compare,
                .data_size = sizeof(void *)
@@ -93,7 +96,7 @@ static struct osl_table_description score_table_desc = {
  */
 int get_num_admissible_files(unsigned *num)
 {
-       return osl_get_num_rows(score_table, num);
+       return osl(osl_get_num_rows(score_table, num));
 }
 
 /**
@@ -109,7 +112,7 @@ int get_num_admissible_files(unsigned *num)
 static int get_score_of_row(void *score_row, long *score)
 {
        struct osl_object obj;
-       int ret = osl_get_object(score_table, score_row, SCORECOL_SCORE, &obj);
+       int ret = osl(osl_get_object(score_table, score_row, SCORECOL_SCORE, &obj));
 
        if (ret >= 0)
                *score = *(long *)obj.data;
@@ -132,9 +135,8 @@ int score_add(const struct osl_row *aft_row, long score)
 
        assert(aft_row);
        size = score_table_desc.column_descriptions[SCORECOL_AFT_ROW].data_size;
-       score_objs[SCORECOL_AFT_ROW].data = para_malloc(size);
+       score_objs[SCORECOL_AFT_ROW].data = (struct osl_row *)aft_row;
        score_objs[SCORECOL_AFT_ROW].size = size;
-       *(const void **)(score_objs[SCORECOL_AFT_ROW].data) = aft_row;
 
        size = score_table_desc.column_descriptions[SCORECOL_SCORE].data_size;
        score_objs[SCORECOL_SCORE].data = para_malloc(size);
@@ -142,10 +144,9 @@ int score_add(const struct osl_row *aft_row, long score)
        *(int *)(score_objs[SCORECOL_SCORE].data) = score;
 
 //     PARA_DEBUG_LOG("adding %p\n", *(void **) (score_objs[SCORECOL_AFT_ROW].data));
-       ret = osl_add_row(score_table, score_objs);
+       ret = osl(osl_add_row(score_table, score_objs));
        if (ret < 0) {
-               PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
-               free(score_objs[SCORECOL_AFT_ROW].data);
+               PARA_ERROR_LOG("%s\n", para_strerror(-ret));
                free(score_objs[SCORECOL_SCORE].data);
        }
        return ret;
@@ -154,7 +155,7 @@ int score_add(const struct osl_row *aft_row, long score)
 static int get_nth_score(unsigned n, long *score)
 {
        struct osl_row *row;
-       int ret = osl_get_nth_row(score_table, SCORECOL_SCORE, n, &row);
+       int ret = osl(osl_get_nth_row(score_table, SCORECOL_SCORE, n, &row));
 
        if (ret < 0)
                return ret;
@@ -180,9 +181,12 @@ int score_update(const struct osl_row *aft_row, long percent)
        struct osl_row *row;
        long new_score;
        unsigned n, new_pos;
-       struct osl_object obj = {.data = &aft_row, .size = sizeof(void **)};
-       int ret = osl_get_row(score_table, SCORECOL_AFT_ROW, &obj, &row);
+       struct osl_object obj = {.data = (struct osl_row *)aft_row,
+               .size = sizeof(aft_row)};
+       int ret = osl(osl_get_row(score_table, SCORECOL_AFT_ROW, &obj, &row));
 
+       if (ret == -OSL_ERRNO_TO_PARA_ERROR(E_OSL_RB_KEY_NOT_FOUND)) /* not an error */
+               return 1;
        if (ret < 0)
                return ret;
        ret = get_num_admissible_files(&n);
@@ -197,7 +201,7 @@ int score_update(const struct osl_row *aft_row, long percent)
        obj.data = para_malloc(obj.size);
        *(long *)obj.data = new_score;
        PARA_DEBUG_LOG("new score: %ld, rank %u/%u\n", new_score, new_pos, n);
-       return osl_update_object(score_table, row, SCORECOL_SCORE, &obj);
+       return osl(osl_update_object(score_table, row, SCORECOL_SCORE, &obj));
 }
 
 /**
@@ -218,19 +222,19 @@ int get_score_and_aft_row(struct osl_row *score_row, long *score,
 
        if (ret < 0)
                return ret;
-       ret = osl_get_object(score_table, score_row, SCORECOL_AFT_ROW, &obj);
+       ret = osl(osl_get_object(score_table, score_row, SCORECOL_AFT_ROW, &obj));
        if (ret < 0)
                return ret;
-       *aft_row = *(void **)obj.data;
+       *aft_row = obj.data;
        return 1;
 }
 
 static int get_score_row_from_aft_row(const struct osl_row *aft_row,
                struct osl_row **score_row)
 {
-       struct osl_object obj = {.data = &aft_row, .size = sizeof(void **)};
-       return osl_get_row(score_table, SCORECOL_AFT_ROW, &obj, score_row);
-
+       struct osl_object obj = {.data = (struct osl_row *)aft_row,
+               .size = sizeof(aft_row)};
+       return osl(osl_get_row(score_table, SCORECOL_AFT_ROW, &obj, score_row));
 }
 
 /**
@@ -248,7 +252,7 @@ static int get_score_row_from_aft_row(const struct osl_row *aft_row,
  */
 int admissible_file_loop(void *data, osl_rbtree_loop_func *func)
 {
-       return osl_rbtree_loop(score_table, SCORECOL_SCORE, data, func);
+       return osl(osl_rbtree_loop(score_table, SCORECOL_SCORE, data, func));
 }
 
 /**
@@ -263,7 +267,7 @@ int admissible_file_loop(void *data, osl_rbtree_loop_func *func)
  */
 int admissible_file_loop_reverse(void *data, osl_rbtree_loop_func *func)
 {
-       return osl_rbtree_loop_reverse(score_table, SCORECOL_SCORE, data, func);
+       return osl(osl_rbtree_loop_reverse(score_table, SCORECOL_SCORE, data, func));
 }
 
 /**
@@ -279,14 +283,14 @@ int score_get_best(struct osl_row **aft_row, long *score)
 {
        struct osl_row *row;
        struct osl_object obj;
-       int ret = osl_rbtree_last_row(score_table, SCORECOL_SCORE, &row);
+       int ret = osl(osl_rbtree_last_row(score_table, SCORECOL_SCORE, &row));
 
        if (ret < 0)
                return ret;
-       ret = osl_get_object(score_table, row, SCORECOL_AFT_ROW, &obj);
+       ret = osl(osl_get_object(score_table, row, SCORECOL_AFT_ROW, &obj));
        if (ret < 0)
                return ret;
-       *aft_row = *(void **)obj.data;
+       *aft_row = obj.data;
        return get_score_of_row(row, score);
 }
 
@@ -307,7 +311,7 @@ int score_delete(const struct osl_row *aft_row)
 
        if (ret < 0)
                return ret;
-       return osl_del_row(score_table, score_row);
+       return osl(osl_del_row(score_table, score_row));
 }
 
 /**
@@ -325,13 +329,13 @@ int row_belongs_to_score_table(const struct osl_row *aft_row, unsigned *rank)
        struct osl_row *score_row;
        int ret = get_score_row_from_aft_row(aft_row, &score_row);
 
-       if (ret == -E_RB_KEY_NOT_FOUND)
+       if (ret == -OSL_ERRNO_TO_PARA_ERROR(E_OSL_RB_KEY_NOT_FOUND))
                return 0;
        if (ret < 0)
                return ret;
        if (!rank)
                return 1;
-       ret = osl_get_rank(score_table, score_row, SCORECOL_SCORE, rank);
+       ret = osl(osl_get_rank(score_table, score_row, SCORECOL_SCORE, rank));
        if (ret < 0)
                return ret;
        return 1;
@@ -354,7 +358,7 @@ static void score_close(void)
 static int score_open(__a_unused const char *dir)
 {
        score_table_desc.dir = NULL; /* this table has only volatile columns */
-       return osl_open_table(&score_table_desc, &score_table);
+       return osl(osl_open_table(&score_table_desc, &score_table));
 }
 
 /**
@@ -377,7 +381,7 @@ static int score_event_handler(__a_unused enum afs_events event,
 /**
  * Initialize the scoring subsystem.
  *
- * \param t The members of \t are filled in by the function.
+ * \param t The members of \t are filled in by the function.
  */
 void score_init(struct afs_table *t)
 {