Added CMake support

1 files changed, 179 insertions, 0 deletions

diff --git a/utils/dumpbank/dumpbank.cpp b/utils/dumpbank/dumpbank.cpp
new file mode 100644
index 0000000..6996681
--- /dev/null
+++ b/utils/dumpbank/dumpbank.cpp
@@ -0,0 +1,179 @@
+//#ifdef __MINGW32__
+//typedef struct vswprintf {} swprintf;
+//#endif
+#include <cstdio>
+#include <vector>
+#include <cstring>
+
+struct BNK1_header
+{
+   char maj_vers, min_vers;
+   char signature[6];        // "ADLIB-"
+   unsigned short ins_used, ins_entries;
+   unsigned name_list, inst_data;
+} __attribute__((packed));
+struct BNK1_record
+{
+   unsigned short index;
+   unsigned char used;
+   char name[9];
+} __attribute__((packed));
+struct OPL2_op
+{
+   unsigned char key_scale_lvl;
+   unsigned char freq_mult;
+   unsigned char feedback;
+   unsigned char attack;
+   unsigned char sustain_lvl;
+   unsigned char sustain_sound;
+   unsigned char decay;
+   unsigned char release;
+   unsigned char out_lvl;
+   unsigned char amp_vib;
+   unsigned char pitch_vib;
+   unsigned char env_scaling;
+   unsigned char connection;
+} __attribute__((packed));
+struct BNK1_instrument
+{
+   unsigned char sound_mode;
+   unsigned char voice_num;
+   OPL2_op ops[2];
+   unsigned char waveforms[2];
+} __attribute__((packed)); // conventional Ad Lib instrument maker bankfile patch
+
+struct BNK2_header
+{
+   char signature[28]; // "Accomp. Bank, (C) AdLib Inc"
+   unsigned short file_ver;
+   char filler[10];
+   unsigned short ins_entries, ins_used;
+   int lostSpace;
+} __attribute__((packed));
+struct BNK2_record
+{
+   char O3_sig[3];
+   char key[12];
+   char used;
+   int attrib, dataOffset;
+   unsigned short blockSize, allocBSize;
+} __attribute__((packed));
+struct OPL3_op
+{
+   unsigned char AVEKMMMM, KKLLLLLL;
+   unsigned char AAAADDDD, SSSSRRRR;
+   unsigned char DxxxxWWW, xxxxxxxx;
+} __attribute__((packed));
+struct BNK2_instrument
+{
+   OPL3_op ops[4];
+   unsigned char C4xxxFFFC;
+   unsigned char xxP24NNN;
+   unsigned char TTTTTTTT;
+   unsigned char xxxxxxxx;
+} __attribute__((packed)); // Ad Lib Gold instrument maker bankfile patch
+
+static void LoadBNK1(const std::vector<unsigned char>& data)
+{
+    const BNK1_header& bnk1 = *(const BNK1_header*) &data[0];
+    const BNK1_record* names = (const BNK1_record*) &data[ bnk1.name_list ];
+    const BNK1_instrument* ins = (const BNK1_instrument*) &data[ bnk1.inst_data ];
+    std::printf("BNK1 version: %d.%d\n", bnk1.maj_vers, bnk1.min_vers);
+    for(unsigned a=0; a<bnk1.ins_entries; ++a)
+    {
+        std::printf("%04X %02X %-9.9s: ",
+            names[a].index, names[a].used, names[a].name);
+
+        const BNK1_instrument& i = ins[ names[a].index ];
+        std::printf("%02X %02X %X %X",
+            i.sound_mode, i.voice_num, i.waveforms[0], i.waveforms[1]);
+        for(unsigned b=0; b<2; ++b)
+        {
+            std::printf(" | ");
+            std::printf("%X %X %X %X %X %X %X %X %02X %X %X %X %X",
+                i.ops[b].key_scale_lvl,
+                i.ops[b].freq_mult,
+                b==1 ? 0 : i.ops[b].feedback,
+                i.ops[b].attack,
+                i.ops[b].sustain_lvl,
+                i.ops[b].sustain_sound,
+                i.ops[b].decay,
+                i.ops[b].release,
+                i.ops[b].out_lvl,
+                i.ops[b].amp_vib,
+                i.ops[b].pitch_vib,
+                i.ops[b].env_scaling,
+                b==1 ? 0 : i.ops[b].connection);
+        }
+        std::printf("\n");
+    }
+}
+static void LoadBNK2(const std::vector<unsigned char>& data)
+{
+    const BNK2_header& bnk2 = *(const BNK2_header*) &data[0];
+    const BNK2_record* names = (const BNK2_record*) &data[ sizeof(bnk2) ];
+    std::printf("BNK2 version: %d, lost space %d\n", bnk2.file_ver, bnk2.lostSpace);
+    for(unsigned a=0; a<bnk2.ins_entries; ++a)
+    {
+        std::printf("%3.3s %-12.12s %02X %08X %04X %04X: ",
+            names[a].O3_sig,
+            names[a].key,
+            names[a].used,
+            names[a].attrib,
+            names[a].blockSize,
+            names[a].allocBSize);
+
+        const BNK2_instrument& i = *(const BNK2_instrument*) &data[ names[a].dataOffset ];
+        std::printf("%02X %02X %02X %02X",
+            i.C4xxxFFFC, i.xxP24NNN, i.TTTTTTTT, i.xxxxxxxx);
+        for(unsigned b=0; b<4; ++b)
+        {
+            std::printf(" | ");
+            std::printf("%02X %02X %02X %02X %02X %02X",
+                i.ops[b].AVEKMMMM,
+                i.ops[b].KKLLLLLL,
+                i.ops[b].AAAADDDD,
+                i.ops[b].SSSSRRRR,
+                i.ops[b].DxxxxWWW,
+                i.ops[b].xxxxxxxx);
+        }
+        std::printf("\n");
+    }
+}
+
+static void LoadBNK(const char* fn)
+{
+    FILE* fp = fopen(fn, "rb");
+    if(!fp)
+    {
+        std::fprintf(stderr, "ERROR: Can't open %s file!", fn);
+        return;
+    }
+
+    std::fseek(fp, 0, SEEK_END);
+    std::vector<unsigned char> data(ftell(fp));
+    std::rewind(fp);
+    size_t got = std::fread(&data[0], 1, data.size(), fp);
+    std::fclose(fp);
+
+    if(got == 0)
+    {
+        std::fprintf(stderr, "ERROR: Can't read %s file!", fn);
+        return;
+    }
+
+    const BNK1_header& bnk1 = *(const BNK1_header*) &data[0];
+    const BNK2_header& bnk2 = *(const BNK2_header*) &data[0];
+
+    if(std::memcmp(bnk1.signature, "ADLIB-", 6) == 0)
+        LoadBNK1(data);
+    else if(std::memcmp(bnk2.signature, "Accomp. Bank, (C) AdLib Inc", 28) == 0)
+        LoadBNK2(data);
+    else
+        std::fprintf(stderr, "%s: Unknown format\n", fn);
+}
+
+int main(int argc, const char* const* argv)
+{
+    LoadBNK(argv[1]);
+}