feat(dvol programm done, we can now list all volumes)

tpfs/Makefile

@@ -13,7 +13,7 @@ LIBS    = -L$(LIBDIR) -lhardware
 ###------------------------------
 ### Main targets 
 ###------------------------------------------------------------
-BINARIES= mkhd display_sector format_sector write_sector mkvol
+BINARIES= mkhd display_sector format_sector write_sector mkvol dvol
 
 all: $(BINARIES) $(OBJECTS)
 
@@ -32,6 +32,7 @@ display_sector: display_sector.o drive.o
 format_sector: format_sector.o drive.o
 write_sector: write_sector.o drive.o
 mkvol: mkvol.o vol.o drive.o
+dvol: dvol.o vol.o drive.o
 
 ###------------------------------
 ### Misc.

tpfs/drive.c

@@ -68,6 +68,15 @@ void read_sector(unsigned char *buf, int cylinder, int sector)
         buf[i] = MASTERBUFFER[i];
 }
 
+void read_sector_n(unsigned char *buf, int cylinder, int sector, int size)
+{
+    int i;
+    unsigned char buffer[HDA_SECTORSIZE];
+    read_sector(buffer, cylinder, sector);
+    for (i = 0; i < size; i++)
+        buf[i] = buffer[i];
+}
+
 void write_sector(unsigned int cylinder, unsigned int sector, unsigned char *buf)
 {
     int i;

tpfs/drive.h

@@ -16,6 +16,7 @@ void dump(unsigned char *buffer,
           int octal_dump);
 void seek(int cylinder, int sec);
 void read_sector(unsigned char *buf, int cylinder, int sector);
+void read_sector_n(unsigned char *buf, int cylinder, int sector, int size);
 void write_sector(unsigned int cylinder, unsigned int sector, unsigned char *buf);
 void format_sector(unsigned int cylinder,
                    unsigned int sector,

tpfs/dvol.c

+#include <stdio.h>
+#include <stdlib.h>
+
+#include "hardware.h"
+#include "vol.h"
+
+void display_vol()
+{
+    int vol;
+    char *vtype_names[3] = {"BASE", "ANNEXE", "OTHER"};
+    vol_t volume;
+
+    if (mbr.nb_vols == 0)
+    {
+        printf("Il n'y aucun volume.\n");
+        return;
+    }
+
+    printf("--------------------------\n");
+    for (vol = 0; vol < mbr.nb_vols; vol++)
+    {
+        volume = mbr.vols[vol];
+        printf("Volume: %d (%s)\n", vol, vtype_names[volume.type]);
+        printf("> Sector: %d \n", volume.sector);
+        printf("> Cylinder: %d \n", volume.cylinder);
+        printf("> Nb blocs: %d \n", volume.nb_blocs);
+        printf("--------------------------\n");
+    }
+}
+
+static void
+empty_it()
+{
+    return;
+}
+
+int main(int argc, char const *argv[])
+{
+    unsigned int i;
+
+    /* init hardware */
+    if (init_hardware("hwconfig.ini") == 0)
+    {
+        fprintf(stderr, "Error in hardware initialization\n");
+        exit(EXIT_FAILURE);
+    }
+
+    /* Interreupt handlers */
+    for (i = 0; i < 16; i++)
+        IRQVECTOR[i] = empty_it;
+
+    /* Allows all IT */
+    _mask(1);
+
+    load_mbr();
+    display_vol();
+
+    /* and exit! */
+    exit(EXIT_SUCCESS);
+}

tpfs/vol.c

@@ -91,12 +91,3 @@ void format_vol(unsigned int vol)
         format_sector(sector_cylinder[1], sector_cylinder[1], FMT_SIZE, FMT_DATA);
     }
 }
\ No newline at end of file
-
-void read_sector_n(unsigned char *buf, int cylinder, int sector, int size)
-{
-    int i;
-    unsigned char buffer[HDA_SECTORSIZE];
-    read_sector(buffer, cylinder, sector);
-    for (i = 0; i < size; i++)
-        buf[i] = buffer[i];
-}
\ No newline at end of file