8 files changed, 88 insertions, 42 deletions

diff --git a/src/nissy.c b/src/nissy.c
index de95e94..2d6af4b 100644
--- a/src/nissy.c
+++ b/src/nissy.c
@@ -196,6 +196,53 @@ nissy_datasize(
 }
 
 int64_t
+nissy_datainfo(
+        const void *table,
+        void (*write)(const char *, ...)
+)
+{
+        uint8_t i;
+        tableinfo_t info;
+
+        readtableinfo(table, &info);
+
+        write("\n---------\n\n");
+        write("Table information for '%s'\n", info.solver);
+        write("\n");
+        write("Size:      %" PRIu64 " bytes\n", info.fullsize);
+        write("Entries:   %" PRIu64 " (%" PRIu8 " bits per entry)",
+            info.entries, info.bits);
+        write("\n");
+
+        switch (info.type) {
+        case TABLETYPE_PRUNING:
+                write("\n");
+                if (info.base != 0)
+                        write(" (base value = %" PRIu8 ")", info.base);
+                write(":\nValue\tPositions\n");
+                for (i = 0; i <= info.maxvalue; i++) {
+                        write("%" PRIu8 "\t%" PRIu64 "\n",
+                            i, info.distribution[i]);
+                }
+                break;
+        case TABLETYPE_SPECIAL:
+                write("This is an ad-hoc table\n");
+                break;
+        default:
+                LOG("datainfo: unknown table type\n");
+                return 1;
+        }
+
+        if (info.next != 0) {
+                return nissy_datainfo((char *)table + info.next, write);
+        }
+
+        write("\n---------\n");
+
+        return 0;
+}
+
+int64_t
 nissy_gendata(
         const char *solver,
         const char *options,
diff --git a/src/nissy.h b/src/nissy.h
index 346b99a..336130c 100644
--- a/src/nissy.h
+++ b/src/nissy.h
@@ -86,6 +86,12 @@ int64_t nissy_gendata(
         void *generated_data
 );
 
+/* Print information on a data table via the provided callback writer */
+int64_t nissy_datainfo(
+        const void *table,
+        void (*write)(const char *, ...)
+);
+
 /* Returns the number of solutions found, or -1 in case of error */
 int64_t nissy_solve(
         const char cube[static 22],
diff --git a/src/solvers/tables.h b/src/solvers/tables.h
index 44363fe..988de52 100644
--- a/src/solvers/tables.h
+++ b/src/solvers/tables.h
@@ -4,6 +4,9 @@
 #define INFO_SOLVER_STRLEN       100
 #define INFO_DISTRIBUTION_LEN    21
 
+#define TABLETYPE_PRUNING        0
+#define TABLETYPE_SPECIAL        1
+
 #define INFO_OFFSET_SOLVER       0
 #define INFO_OFFSET_TYPE         INFO_SOLVER_STRLEN
 #define INFO_OFFSET_INFOSIZE     (INFO_OFFSET_TYPE + sizeof(uint64_t))
@@ -17,9 +20,6 @@
 #define INFO_OFFSET_NEXT         (INFO_OFFSET_MAXVALUE + sizeof(uint8_t))
 #define INFO_OFFSET_DISTRIBUTION (INFO_OFFSET_NEXT + sizeof(uint64_t))
 
-const uint64_t TABLETYPE_PRUNING = 0;
-const uint64_t TABLETYPE_SPECIAL = 1;
-
 typedef struct {
         char solver[INFO_SOLVER_STRLEN];
         uint64_t type;
diff --git a/tools/001_gendata_h48h0k4/gendata_h48h0k4.c b/tools/001_gendata_h48h0k4/gendata_h48h0k4.c
index 0e3deb1..a9993b8 100644
--- a/tools/001_gendata_h48h0k4/gendata_h48h0k4.c
+++ b/tools/001_gendata_h48h0k4/gendata_h48h0k4.c
@@ -27,8 +27,6 @@ uint32_t expected[21] = {
 char *buf;
 
 void run(void) {
-        uint32_t *h48info, x;
-        int i;
         int64_t s;
 
         s = nissy_gendata("h48", OPTIONS, buf);
@@ -36,20 +34,12 @@ void run(void) {
         if (s == -1) {
                 printf("Error generating table\n");
         } else {
-                printf("Table is probably ok\n");
-/*
-TODO: adapt to new tables
-                printf("Succesfully generated %" PRId64 " bytes. Table:\n", s);
-                h48info = (uint32_t *)buf + 1 + (ETABLESIZE(HVALUE) + COCSEPSIZE) / 4;
-                for (i = 0; i < MAXDEPTH+1 && h48info[i+1]; i++) {
-                        x = h48info[i+1];
-                        printf("%d:\t%" PRIu32, i, x);
-                        if (x != expected[i])
-                                printf(" <--- Error! Expected: %" PRIu32,
-                                    expected[i]);
-                        printf("\n");
-                }
-*/
+                nissy_datainfo(buf, write_stdout);
+                printf("\n");
+                printf("Succesfully generated %" PRId64 " bytes. "
+                       "See above for details on the tables.\n", s);
+
+                /* TODO: check that the table is correct */
         }
 }
 
diff --git a/tools/002_gendata_h48h0k2/gendata_h48h0k2.c b/tools/002_gendata_h48h0k2/gendata_h48h0k2.c
index 2754f80..271d339 100644
--- a/tools/002_gendata_h48h0k2/gendata_h48h0k2.c
+++ b/tools/002_gendata_h48h0k2/gendata_h48h0k2.c
@@ -5,9 +5,6 @@
 #define OPTIONS "0;2;20"
 #define LONGOPTIONS "h = 0, k = 2, max depth = 20"
 
-#define COCSEPSIZE 1119792
-#define ETABLESIZE(h) (((3393 * 495 * 70) >> 2) << (size_t)(h))
-
 uint32_t expected[21] = {
         /* Base value is 8 */
         [0] = 5473562,
@@ -19,8 +16,6 @@ uint32_t expected[21] = {
 char *buf;
 
 void run(void) {
-        uint32_t *h48info, x;
-        int i;
         int64_t s;
 
         s = nissy_gendata("h48", OPTIONS, buf);
@@ -28,16 +23,12 @@ void run(void) {
         if (s == -1) {
                 printf("Error generating table\n");
         } else {
-                printf("Succesfully generated %" PRId64 " bytes. Table:\n", s);
-                h48info = (uint32_t *)buf + 1 + (ETABLESIZE(HVALUE) + COCSEPSIZE) / 4;
-                for (i = 0; i < 4; i++) {
-                        x = h48info[i+1];
-                        printf("%d:\t%" PRIu32, i, x);
-                        if (x != expected[i])
-                                printf(" <--- Error! Expected: %" PRIu32,
-                                    expected[i]);
-                        printf("\n");
-                }
+                nissy_datainfo(buf, write_stdout);
+                printf("\n");
+                printf("Succesfully generated %" PRId64 " bytes. "
+                       "See above for details on the tables.\n", s);
+
+                /* TODO: check that the table is correct */
         }
 }
 
diff --git a/tools/020_solve_small/solve_small.c b/tools/020_solve_small/solve_small.c
index dee2b55..4d07728 100644
--- a/tools/020_solve_small/solve_small.c
+++ b/tools/020_solve_small/solve_small.c
@@ -20,20 +20,22 @@ void run(void) {
 
         printf("Solved the following scrambles:\n\n");
         for (i = 0; scrambles[i] != NULL; i++) {
-                printf("%s\n", scrambles[i]);
+                printf("%d. %s\n", i+1, scrambles[i]);
                 fprintf(stderr, "Solving scramble %s\n", scrambles[i]);
                 if (nissy_frommoves(scrambles[i], cube) == -1) {
-                        fprintf(stderr, "Invalid scramble, "
-                            "continuing with next scramble\n");
+                        fprintf(stderr, "Invalid scramble\n");
+                        printf("Invalid\n");
                         continue;
                 }
                 n = nissy_solve(
                     cube, "h48", options, "", 0, 20, 1, -1, buf, sol);
-                if (n == 0)
-                        fprintf(stderr, "No solution found, "
-                            "continuing with next scramble\n");
+                if (n == 0) {
+                        printf("No solution\n");
+                        fprintf(stderr, "No solution found\n");
+                } else {
+                        printf("Solutions:\n%s\n", sol);
+                }
         }
-        printf("\n");
 }
 
 int main(void) {
diff --git a/tools/run_tool.sh b/tools/run_tool.sh
index 2462b2d..cec7630 100755
--- a/tools/run_tool.sh
+++ b/tools/run_tool.sh
@@ -16,7 +16,7 @@ for t in tools/*; do
         fi
         toolname="$(basename "$t" .c)"
         $CC -o $BIN $t/*.c $CUBEOBJ || exit 1;
-        $BIN | tee "tools/results/$toolname-$d.txt"
+        $BIN | tee "tools/results/$toolname-$d.txt" "tools/results/last.out"
         break
 done
 
diff --git a/tools/tool.h b/tools/tool.h
index d75342d..7995621 100644
--- a/tools/tool.h
+++ b/tools/tool.h
@@ -18,6 +18,16 @@ log_stderr(const char *str, ...)
         va_end(args);
 }
 
+static void
+write_stdout(const char *str, ...)
+{
+        va_list args;
+
+        va_start(args, str);
+        vfprintf(stdout, str, args);
+        va_end(args);
+}
+
 static double
 timerun(void (*run)(void), char *name)
 {