Lowercase the HDE folder to work with case sensitive systems.

7 files changed, 1058 insertions, 0 deletions

diff --git a/src/hde/hde32.c b/src/hde/hde32.c
new file mode 100644
index 0000000..c3c62e8
--- /dev/null
+++ b/src/hde/hde32.c
@@ -0,0 +1,322 @@
+/*
+ * Hacker Disassembler Engine 32 C
+ * Copyright (c) 2008-2009, Vyacheslav Patkov.
+ * All rights reserved.
+ *
+ */
+
+#include "hde32.h"
+#include "table32.h"
+
+unsigned int hde32_disasm(const void *code, hde32s *hs)
+{
+    uint8_t x, c, *p = (uint8_t *)code, cflags, opcode, pref = 0;
+    uint8_t *ht = hde32_table, m_mod, m_reg, m_rm, disp_size = 0;
+
+    // Avoid using memset to reduce the footprint.
+#ifndef _MSC_VER
+    memset((LPBYTE)hs, 0, sizeof(hde32s));
+#else
+    __stosb((LPBYTE)hs, 0, sizeof(hde32s));
+#endif
+
+    for (x = 16; x; x--)
+        switch (c = *p++) {
+            case 0xf3:
+                hs->p_rep = c;
+                pref |= PRE_F3;
+                break;
+            case 0xf2:
+                hs->p_rep = c;
+                pref |= PRE_F2;
+                break;
+            case 0xf0:
+                hs->p_lock = c;
+                pref |= PRE_LOCK;
+                break;
+            case 0x26: case 0x2e: case 0x36:
+            case 0x3e: case 0x64: case 0x65:
+                hs->p_seg = c;
+                pref |= PRE_SEG;
+                break;
+            case 0x66:
+                hs->p_66 = c;
+                pref |= PRE_66;
+                break;
+            case 0x67:
+                hs->p_67 = c;
+                pref |= PRE_67;
+                break;
+            default:
+                goto pref_done;
+        }
+  pref_done:
+
+    hs->flags = (uint32_t)pref << 23;
+
+    if (!pref)
+        pref |= PRE_NONE;
+
+    if ((hs->opcode = c) == 0x0f) {
+        hs->opcode2 = c = *p++;
+        ht += DELTA_OPCODES;
+    } else if (c >= 0xa0 && c <= 0xa3) {
+        if (pref & PRE_67)
+            pref |= PRE_66;
+        else
+            pref &= ~PRE_66;
+    }
+
+    opcode = c;
+    cflags = ht[ht[opcode / 4] + (opcode % 4)];
+
+    if (cflags == C_ERROR) {
+        hs->flags |= F_ERROR | F_ERROR_OPCODE;
+        cflags = 0;
+        if ((opcode & -3) == 0x24)
+            cflags++;
+    }
+
+    x = 0;
+    if (cflags & C_GROUP) {
+        uint16_t t;
+        t = *(uint16_t *)(ht + (cflags & 0x7f));
+        cflags = (uint8_t)t;
+        x = (uint8_t)(t >> 8);
+    }
+
+    if (hs->opcode2) {
+        ht = hde32_table + DELTA_PREFIXES;
+        if (ht[ht[opcode / 4] + (opcode % 4)] & pref)
+            hs->flags |= F_ERROR | F_ERROR_OPCODE;
+    }
+
+    if (cflags & C_MODRM) {
+        hs->flags |= F_MODRM;
+        hs->modrm = c = *p++;
+        hs->modrm_mod = m_mod = c >> 6;
+        hs->modrm_rm = m_rm = c & 7;
+        hs->modrm_reg = m_reg = (c & 0x3f) >> 3;
+
+        if (x && ((x << m_reg) & 0x80))
+            hs->flags |= F_ERROR | F_ERROR_OPCODE;
+
+        if (!hs->opcode2 && opcode >= 0xd9 && opcode <= 0xdf) {
+            uint8_t t = opcode - 0xd9;
+            if (m_mod == 3) {
+                ht = hde32_table + DELTA_FPU_MODRM + t*8;
+                t = ht[m_reg] << m_rm;
+            } else {
+                ht = hde32_table + DELTA_FPU_REG;
+                t = ht[t] << m_reg;
+            }
+            if (t & 0x80)
+                hs->flags |= F_ERROR | F_ERROR_OPCODE;
+        }
+
+        if (pref & PRE_LOCK) {
+            if (m_mod == 3) {
+                hs->flags |= F_ERROR | F_ERROR_LOCK;
+            } else {
+                uint8_t *table_end, op = opcode;
+                if (hs->opcode2) {
+                    ht = hde32_table + DELTA_OP2_LOCK_OK;
+                    table_end = ht + DELTA_OP_ONLY_MEM - DELTA_OP2_LOCK_OK;
+                } else {
+                    ht = hde32_table + DELTA_OP_LOCK_OK;
+                    table_end = ht + DELTA_OP2_LOCK_OK - DELTA_OP_LOCK_OK;
+                    op &= -2;
+                }
+                for (; ht != table_end; ht++)
+                    if (*ht++ == op) {
+                        if (!((*ht << m_reg) & 0x80))
+                            goto no_lock_error;
+                        else
+                            break;
+                    }
+                hs->flags |= F_ERROR | F_ERROR_LOCK;
+              no_lock_error:
+                ;
+            }
+        }
+
+        if (hs->opcode2) {
+            switch (opcode) {
+                case 0x20: case 0x22:
+                    m_mod = 3;
+                    if (m_reg > 4 || m_reg == 1)
+                        goto error_operand;
+                    else
+                        goto no_error_operand;
+                case 0x21: case 0x23:
+                    m_mod = 3;
+                    if (m_reg == 4 || m_reg == 5)
+                        goto error_operand;
+                    else
+                        goto no_error_operand;
+            }
+        } else {
+            switch (opcode) {
+                case 0x8c:
+                    if (m_reg > 5)
+                        goto error_operand;
+                    else
+                        goto no_error_operand;
+                case 0x8e:
+                    if (m_reg == 1 || m_reg > 5)
+                        goto error_operand;
+                    else
+                        goto no_error_operand;
+            }
+        }
+
+        if (m_mod == 3) {
+            uint8_t *table_end;
+            if (hs->opcode2) {
+                ht = hde32_table + DELTA_OP2_ONLY_MEM;
+                table_end = ht + sizeof(hde32_table) - DELTA_OP2_ONLY_MEM;
+            } else {
+                ht = hde32_table + DELTA_OP_ONLY_MEM;
+                table_end = ht + DELTA_OP2_ONLY_MEM - DELTA_OP_ONLY_MEM;
+            }
+            for (; ht != table_end; ht += 2)
+                if (*ht++ == opcode) {
+                    if (*ht++ & pref && !((*ht << m_reg) & 0x80))
+                        goto error_operand;
+                    else
+                        break;
+                }
+            goto no_error_operand;
+        } else if (hs->opcode2) {
+            switch (opcode) {
+                case 0x50: case 0xd7: case 0xf7:
+                    if (pref & (PRE_NONE | PRE_66))
+                        goto error_operand;
+                    break;
+                case 0xd6:
+                    if (pref & (PRE_F2 | PRE_F3))
+                        goto error_operand;
+                    break;
+                case 0xc5:
+                    goto error_operand;
+            }
+            goto no_error_operand;
+        } else
+            goto no_error_operand;
+
+      error_operand:
+        hs->flags |= F_ERROR | F_ERROR_OPERAND;
+      no_error_operand:
+
+        c = *p++;
+        if (m_reg <= 1) {
+            if (opcode == 0xf6)
+                cflags |= C_IMM8;
+            else if (opcode == 0xf7)
+                cflags |= C_IMM_P66;
+        }
+
+        switch (m_mod) {
+            case 0:
+                if (pref & PRE_67) {
+                    if (m_rm == 6)
+                        disp_size = 2;
+                } else
+                    if (m_rm == 5)
+                        disp_size = 4;
+                break;
+            case 1:
+                disp_size = 1;
+                break;
+            case 2:
+                disp_size = 2;
+                if (!(pref & PRE_67))
+                    disp_size <<= 1;
+        }
+
+        if (m_mod != 3 && m_rm == 4 && !(pref & PRE_67)) {
+            hs->flags |= F_SIB;
+            p++;
+            hs->sib = c;
+            hs->sib_scale = c >> 6;
+            hs->sib_index = (c & 0x3f) >> 3;
+            if ((hs->sib_base = c & 7) == 5 && !(m_mod & 1))
+                disp_size = 4;
+        }
+
+        p--;
+        switch (disp_size) {
+            case 1:
+                hs->flags |= F_DISP8;
+                hs->disp.disp8 = *p;
+                break;
+            case 2:
+                hs->flags |= F_DISP16;
+                hs->disp.disp16 = *(uint16_t *)p;
+                break;
+            case 4:
+                hs->flags |= F_DISP32;
+                hs->disp.disp32 = *(uint32_t *)p;
+        }
+        p += disp_size;
+    } else if (pref & PRE_LOCK)
+        hs->flags |= F_ERROR | F_ERROR_LOCK;
+
+    if (cflags & C_IMM_P66) {
+        if (cflags & C_REL32) {
+            if (pref & PRE_66) {
+                hs->flags |= F_IMM16 | F_RELATIVE;
+                hs->imm.imm16 = *(uint16_t *)p;
+                p += 2;
+                goto disasm_done;
+            }
+            goto rel32_ok;
+        }
+        if (pref & PRE_66) {
+            hs->flags |= F_IMM16;
+            hs->imm.imm16 = *(uint16_t *)p;
+            p += 2;
+        } else {
+            hs->flags |= F_IMM32;
+            hs->imm.imm32 = *(uint32_t *)p;
+            p += 4;
+        }
+    }
+
+    if (cflags & C_IMM16) {
+        if (hs->flags & F_IMM32) {
+            hs->flags |= F_IMM16;
+            hs->disp.disp16 = *(uint16_t *)p;
+        } else if (hs->flags & F_IMM16) {
+            hs->flags |= F_2IMM16;
+            hs->disp.disp16 = *(uint16_t *)p;
+        } else {
+            hs->flags |= F_IMM16;
+            hs->imm.imm16 = *(uint16_t *)p;
+        }
+        p += 2;
+    }
+    if (cflags & C_IMM8) {
+        hs->flags |= F_IMM8;
+        hs->imm.imm8 = *p++;
+    }
+
+    if (cflags & C_REL32) {
+      rel32_ok:
+        hs->flags |= F_IMM32 | F_RELATIVE;
+        hs->imm.imm32 = *(uint32_t *)p;
+        p += 4;
+    } else if (cflags & C_REL8) {
+        hs->flags |= F_IMM8 | F_RELATIVE;
+        hs->imm.imm8 = *p++;
+    }
+
+  disasm_done:
+
+    if ((hs->len = (uint8_t)(p-(uint8_t *)code)) > 15) {
+        hs->flags |= F_ERROR | F_ERROR_LENGTH;
+        hs->len = 15;
+    }
+
+    return (unsigned int)hs->len;
+}
diff --git a/src/hde/hde32.h b/src/hde/hde32.h
new file mode 100644
index 0000000..1112450
--- /dev/null
+++ b/src/hde/hde32.h
@@ -0,0 +1,105 @@
+/*
+ * Hacker Disassembler Engine 32
+ * Copyright (c) 2006-2009, Vyacheslav Patkov.
+ * All rights reserved.
+ *
+ * hde32.h: C/C++ header file
+ *
+ */
+
+#ifndef _HDE32_H_
+#define _HDE32_H_
+
+/* stdint.h - C99 standard header
+ * http://en.wikipedia.org/wiki/stdint.h
+ *
+ * if your compiler doesn't contain "stdint.h" header (for
+ * example, Microsoft Visual C++), you can download file:
+ *   http://www.azillionmonkeys.com/qed/pstdint.h
+ * and change next line to:
+ *   #include "pstdint.h"
+ */
+#include "pstdint.h"
+
+#define F_MODRM         0x00000001
+#define F_SIB           0x00000002
+#define F_IMM8          0x00000004
+#define F_IMM16         0x00000008
+#define F_IMM32         0x00000010
+#define F_DISP8         0x00000020
+#define F_DISP16        0x00000040
+#define F_DISP32        0x00000080
+#define F_RELATIVE      0x00000100
+#define F_2IMM16        0x00000800
+#define F_ERROR         0x00001000
+#define F_ERROR_OPCODE  0x00002000
+#define F_ERROR_LENGTH  0x00004000
+#define F_ERROR_LOCK    0x00008000
+#define F_ERROR_OPERAND 0x00010000
+#define F_PREFIX_REPNZ  0x01000000
+#define F_PREFIX_REPX   0x02000000
+#define F_PREFIX_REP    0x03000000
+#define F_PREFIX_66     0x04000000
+#define F_PREFIX_67     0x08000000
+#define F_PREFIX_LOCK   0x10000000
+#define F_PREFIX_SEG    0x20000000
+#define F_PREFIX_ANY    0x3f000000
+
+#define PREFIX_SEGMENT_CS   0x2e
+#define PREFIX_SEGMENT_SS   0x36
+#define PREFIX_SEGMENT_DS   0x3e
+#define PREFIX_SEGMENT_ES   0x26
+#define PREFIX_SEGMENT_FS   0x64
+#define PREFIX_SEGMENT_GS   0x65
+#define PREFIX_LOCK         0xf0
+#define PREFIX_REPNZ        0xf2
+#define PREFIX_REPX         0xf3
+#define PREFIX_OPERAND_SIZE 0x66
+#define PREFIX_ADDRESS_SIZE 0x67
+
+#pragma pack(push,1)
+
+typedef struct {
+    uint8_t len;
+    uint8_t p_rep;
+    uint8_t p_lock;
+    uint8_t p_seg;
+    uint8_t p_66;
+    uint8_t p_67;
+    uint8_t opcode;
+    uint8_t opcode2;
+    uint8_t modrm;
+    uint8_t modrm_mod;
+    uint8_t modrm_reg;
+    uint8_t modrm_rm;
+    uint8_t sib;
+    uint8_t sib_scale;
+    uint8_t sib_index;
+    uint8_t sib_base;
+    union {
+        uint8_t imm8;
+        uint16_t imm16;
+        uint32_t imm32;
+    } imm;
+    union {
+        uint8_t disp8;
+        uint16_t disp16;
+        uint32_t disp32;
+    } disp;
+    uint32_t flags;
+} hde32s;
+
+#pragma pack(pop)
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* __cdecl */
+unsigned int hde32_disasm(const void *code, hde32s *hs);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _HDE32_H_ */
diff --git a/src/hde/hde64.c b/src/hde/hde64.c
new file mode 100644
index 0000000..72f9517
--- /dev/null
+++ b/src/hde/hde64.c
@@ -0,0 +1,333 @@
+/*
+ * Hacker Disassembler Engine 64 C
+ * Copyright (c) 2008-2009, Vyacheslav Patkov.
+ * All rights reserved.
+ *
+ */
+
+#include "hde64.h"
+#include "table64.h"
+
+unsigned int hde64_disasm(const void *code, hde64s *hs)
+{
+    uint8_t x, c, *p = (uint8_t *)code, cflags, opcode, pref = 0;
+    uint8_t *ht = hde64_table, m_mod, m_reg, m_rm, disp_size = 0;
+    uint8_t op64 = 0;
+
+    // Avoid using memset to reduce the footprint.
+#ifndef _MSC_VER
+    memset((LPBYTE)hs, 0, sizeof(hde64s));
+#else
+    __stosb((LPBYTE)hs, 0, sizeof(hde64s));
+#endif
+
+    for (x = 16; x; x--)
+        switch (c = *p++) {
+            case 0xf3:
+                hs->p_rep = c;
+                pref |= PRE_F3;
+                break;
+            case 0xf2:
+                hs->p_rep = c;
+                pref |= PRE_F2;
+                break;
+            case 0xf0:
+                hs->p_lock = c;
+                pref |= PRE_LOCK;
+                break;
+            case 0x26: case 0x2e: case 0x36:
+            case 0x3e: case 0x64: case 0x65:
+                hs->p_seg = c;
+                pref |= PRE_SEG;
+                break;
+            case 0x66:
+                hs->p_66 = c;
+                pref |= PRE_66;
+                break;
+            case 0x67:
+                hs->p_67 = c;
+                pref |= PRE_67;
+                break;
+            default:
+                goto pref_done;
+        }
+  pref_done:
+
+    hs->flags = (uint32_t)pref << 23;
+
+    if (!pref)
+        pref |= PRE_NONE;
+
+    if ((c & 0xf0) == 0x40) {
+        hs->flags |= F_PREFIX_REX;
+        if ((hs->rex_w = (c & 0xf) >> 3) && (*p & 0xf8) == 0xb8)
+            op64++;
+        hs->rex_r = (c & 7) >> 2;
+        hs->rex_x = (c & 3) >> 1;
+        hs->rex_b = c & 1;
+        if (((c = *p++) & 0xf0) == 0x40) {
+            opcode = c;
+            goto error_opcode;
+        }
+    }
+
+    if ((hs->opcode = c) == 0x0f) {
+        hs->opcode2 = c = *p++;
+        ht += DELTA_OPCODES;
+    } else if (c >= 0xa0 && c <= 0xa3) {
+        op64++;
+        if (pref & PRE_67)
+            pref |= PRE_66;
+        else
+            pref &= ~PRE_66;
+    }
+
+    opcode = c;
+    cflags = ht[ht[opcode / 4] + (opcode % 4)];
+
+    if (cflags == C_ERROR) {
+      error_opcode:
+        hs->flags |= F_ERROR | F_ERROR_OPCODE;
+        cflags = 0;
+        if ((opcode & -3) == 0x24)
+            cflags++;
+    }
+
+    x = 0;
+    if (cflags & C_GROUP) {
+        uint16_t t;
+        t = *(uint16_t *)(ht + (cflags & 0x7f));
+        cflags = (uint8_t)t;
+        x = (uint8_t)(t >> 8);
+    }
+
+    if (hs->opcode2) {
+        ht = hde64_table + DELTA_PREFIXES;
+        if (ht[ht[opcode / 4] + (opcode % 4)] & pref)
+            hs->flags |= F_ERROR | F_ERROR_OPCODE;
+    }
+
+    if (cflags & C_MODRM) {
+        hs->flags |= F_MODRM;
+        hs->modrm = c = *p++;
+        hs->modrm_mod = m_mod = c >> 6;
+        hs->modrm_rm = m_rm = c & 7;
+        hs->modrm_reg = m_reg = (c & 0x3f) >> 3;
+
+        if (x && ((x << m_reg) & 0x80))
+            hs->flags |= F_ERROR | F_ERROR_OPCODE;
+
+        if (!hs->opcode2 && opcode >= 0xd9 && opcode <= 0xdf) {
+            uint8_t t = opcode - 0xd9;
+            if (m_mod == 3) {
+                ht = hde64_table + DELTA_FPU_MODRM + t*8;
+                t = ht[m_reg] << m_rm;
+            } else {
+                ht = hde64_table + DELTA_FPU_REG;
+                t = ht[t] << m_reg;
+            }
+            if (t & 0x80)
+                hs->flags |= F_ERROR | F_ERROR_OPCODE;
+        }
+
+        if (pref & PRE_LOCK) {
+            if (m_mod == 3) {
+                hs->flags |= F_ERROR | F_ERROR_LOCK;
+            } else {
+                uint8_t *table_end, op = opcode;
+                if (hs->opcode2) {
+                    ht = hde64_table + DELTA_OP2_LOCK_OK;
+                    table_end = ht + DELTA_OP_ONLY_MEM - DELTA_OP2_LOCK_OK;
+                } else {
+                    ht = hde64_table + DELTA_OP_LOCK_OK;
+                    table_end = ht + DELTA_OP2_LOCK_OK - DELTA_OP_LOCK_OK;
+                    op &= -2;
+                }
+                for (; ht != table_end; ht++)
+                    if (*ht++ == op) {
+                        if (!((*ht << m_reg) & 0x80))
+                            goto no_lock_error;
+                        else
+                            break;
+                    }
+                hs->flags |= F_ERROR | F_ERROR_LOCK;
+              no_lock_error:
+                ;
+            }
+        }
+
+        if (hs->opcode2) {
+            switch (opcode) {
+                case 0x20: case 0x22:
+                    m_mod = 3;
+                    if (m_reg > 4 || m_reg == 1)
+                        goto error_operand;
+                    else
+                        goto no_error_operand;
+                case 0x21: case 0x23:
+                    m_mod = 3;
+                    if (m_reg == 4 || m_reg == 5)
+                        goto error_operand;
+                    else
+                        goto no_error_operand;
+            }
+        } else {
+            switch (opcode) {
+                case 0x8c:
+                    if (m_reg > 5)
+                        goto error_operand;
+                    else
+                        goto no_error_operand;
+                case 0x8e:
+                    if (m_reg == 1 || m_reg > 5)
+                        goto error_operand;
+                    else
+                        goto no_error_operand;
+            }
+        }
+
+        if (m_mod == 3) {
+            uint8_t *table_end;
+            if (hs->opcode2) {
+                ht = hde64_table + DELTA_OP2_ONLY_MEM;
+                table_end = ht + sizeof(hde64_table) - DELTA_OP2_ONLY_MEM;
+            } else {
+                ht = hde64_table + DELTA_OP_ONLY_MEM;
+                table_end = ht + DELTA_OP2_ONLY_MEM - DELTA_OP_ONLY_MEM;
+            }
+            for (; ht != table_end; ht += 2)
+                if (*ht++ == opcode) {
+                    if (*ht++ & pref && !((*ht << m_reg) & 0x80))
+                        goto error_operand;
+                    else
+                        break;
+                }
+            goto no_error_operand;
+        } else if (hs->opcode2) {
+            switch (opcode) {
+                case 0x50: case 0xd7: case 0xf7:
+                    if (pref & (PRE_NONE | PRE_66))
+                        goto error_operand;
+                    break;
+                case 0xd6:
+                    if (pref & (PRE_F2 | PRE_F3))
+                        goto error_operand;
+                    break;
+                case 0xc5:
+                    goto error_operand;
+            }
+            goto no_error_operand;
+        } else
+            goto no_error_operand;
+
+      error_operand:
+        hs->flags |= F_ERROR | F_ERROR_OPERAND;
+      no_error_operand:
+
+        c = *p++;
+        if (m_reg <= 1) {
+            if (opcode == 0xf6)
+                cflags |= C_IMM8;
+            else if (opcode == 0xf7)
+                cflags |= C_IMM_P66;
+        }
+
+        switch (m_mod) {
+            case 0:
+                if (pref & PRE_67) {
+                    if (m_rm == 6)
+                        disp_size = 2;
+                } else
+                    if (m_rm == 5)
+                        disp_size = 4;
+                break;
+            case 1:
+                disp_size = 1;
+                break;
+            case 2:
+                disp_size = 2;
+                if (!(pref & PRE_67))
+                    disp_size <<= 1;
+        }
+
+        if (m_mod != 3 && m_rm == 4) {
+            hs->flags |= F_SIB;
+            p++;
+            hs->sib = c;
+            hs->sib_scale = c >> 6;
+            hs->sib_index = (c & 0x3f) >> 3;
+            if ((hs->sib_base = c & 7) == 5 && !(m_mod & 1))
+                disp_size = 4;
+        }
+
+        p--;
+        switch (disp_size) {
+            case 1:
+                hs->flags |= F_DISP8;
+                hs->disp.disp8 = *p;
+                break;
+            case 2:
+                hs->flags |= F_DISP16;
+                hs->disp.disp16 = *(uint16_t *)p;
+                break;
+            case 4:
+                hs->flags |= F_DISP32;
+                hs->disp.disp32 = *(uint32_t *)p;
+        }
+        p += disp_size;
+    } else if (pref & PRE_LOCK)
+        hs->flags |= F_ERROR | F_ERROR_LOCK;
+
+    if (cflags & C_IMM_P66) {
+        if (cflags & C_REL32) {
+            if (pref & PRE_66) {
+                hs->flags |= F_IMM16 | F_RELATIVE;
+                hs->imm.imm16 = *(uint16_t *)p;
+                p += 2;
+                goto disasm_done;
+            }
+            goto rel32_ok;
+        }
+        if (op64) {
+            hs->flags |= F_IMM64;
+            hs->imm.imm64 = *(uint64_t *)p;
+            p += 8;
+        } else if (!(pref & PRE_66)) {
+            hs->flags |= F_IMM32;
+            hs->imm.imm32 = *(uint32_t *)p;
+            p += 4;
+        } else
+            goto imm16_ok;
+    }
+
+
+    if (cflags & C_IMM16) {
+      imm16_ok:
+        hs->flags |= F_IMM16;
+        hs->imm.imm16 = *(uint16_t *)p;
+        p += 2;
+    }
+    if (cflags & C_IMM8) {
+        hs->flags |= F_IMM8;
+        hs->imm.imm8 = *p++;
+    }
+
+    if (cflags & C_REL32) {
+      rel32_ok:
+        hs->flags |= F_IMM32 | F_RELATIVE;
+        hs->imm.imm32 = *(uint32_t *)p;
+        p += 4;
+    } else if (cflags & C_REL8) {
+        hs->flags |= F_IMM8 | F_RELATIVE;
+        hs->imm.imm8 = *p++;
+    }
+
+  disasm_done:
+
+    if ((hs->len = (uint8_t)(p-(uint8_t *)code)) > 15) {
+        hs->flags |= F_ERROR | F_ERROR_LENGTH;
+        hs->len = 15;
+    }
+
+    return (unsigned int)hs->len;
+}
diff --git a/src/hde/hde64.h b/src/hde/hde64.h
new file mode 100644
index 0000000..ecbf4df
--- /dev/null
+++ b/src/hde/hde64.h
@@ -0,0 +1,112 @@
+/*
+ * Hacker Disassembler Engine 64
+ * Copyright (c) 2008-2009, Vyacheslav Patkov.
+ * All rights reserved.
+ *
+ * hde64.h: C/C++ header file
+ *
+ */
+
+#ifndef _HDE64_H_
+#define _HDE64_H_
+
+/* stdint.h - C99 standard header
+ * http://en.wikipedia.org/wiki/stdint.h
+ *
+ * if your compiler doesn't contain "stdint.h" header (for
+ * example, Microsoft Visual C++), you can download file:
+ *   http://www.azillionmonkeys.com/qed/pstdint.h
+ * and change next line to:
+ *   #include "pstdint.h"
+ */
+#include "pstdint.h"
+
+#define F_MODRM         0x00000001
+#define F_SIB           0x00000002
+#define F_IMM8          0x00000004
+#define F_IMM16         0x00000008
+#define F_IMM32         0x00000010
+#define F_IMM64         0x00000020
+#define F_DISP8         0x00000040
+#define F_DISP16        0x00000080
+#define F_DISP32        0x00000100
+#define F_RELATIVE      0x00000200
+#define F_ERROR         0x00001000
+#define F_ERROR_OPCODE  0x00002000
+#define F_ERROR_LENGTH  0x00004000
+#define F_ERROR_LOCK    0x00008000
+#define F_ERROR_OPERAND 0x00010000
+#define F_PREFIX_REPNZ  0x01000000
+#define F_PREFIX_REPX   0x02000000
+#define F_PREFIX_REP    0x03000000
+#define F_PREFIX_66     0x04000000
+#define F_PREFIX_67     0x08000000
+#define F_PREFIX_LOCK   0x10000000
+#define F_PREFIX_SEG    0x20000000
+#define F_PREFIX_REX    0x40000000
+#define F_PREFIX_ANY    0x7f000000
+
+#define PREFIX_SEGMENT_CS   0x2e
+#define PREFIX_SEGMENT_SS   0x36
+#define PREFIX_SEGMENT_DS   0x3e
+#define PREFIX_SEGMENT_ES   0x26
+#define PREFIX_SEGMENT_FS   0x64
+#define PREFIX_SEGMENT_GS   0x65
+#define PREFIX_LOCK         0xf0
+#define PREFIX_REPNZ        0xf2
+#define PREFIX_REPX         0xf3
+#define PREFIX_OPERAND_SIZE 0x66
+#define PREFIX_ADDRESS_SIZE 0x67
+
+#pragma pack(push,1)
+
+typedef struct {
+    uint8_t len;
+    uint8_t p_rep;
+    uint8_t p_lock;
+    uint8_t p_seg;
+    uint8_t p_66;
+    uint8_t p_67;
+    uint8_t rex;
+    uint8_t rex_w;
+    uint8_t rex_r;
+    uint8_t rex_x;
+    uint8_t rex_b;
+    uint8_t opcode;
+    uint8_t opcode2;
+    uint8_t modrm;
+    uint8_t modrm_mod;
+    uint8_t modrm_reg;
+    uint8_t modrm_rm;
+    uint8_t sib;
+    uint8_t sib_scale;
+    uint8_t sib_index;
+    uint8_t sib_base;
+    union {
+        uint8_t imm8;
+        uint16_t imm16;
+        uint32_t imm32;
+        uint64_t imm64;
+    } imm;
+    union {
+        uint8_t disp8;
+        uint16_t disp16;
+        uint32_t disp32;
+    } disp;
+    uint32_t flags;
+} hde64s;
+
+#pragma pack(pop)
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* __cdecl */
+unsigned int hde64_disasm(const void *code, hde64s *hs);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _HDE64_H_ */
diff --git a/src/hde/pstdint.h b/src/hde/pstdint.h
new file mode 100644
index 0000000..2248ccb
--- /dev/null
+++ b/src/hde/pstdint.h
@@ -0,0 +1,39 @@
+/*
+ *  MinHook - The Minimalistic API Hooking Library for x64/x86
+ *  Copyright (C) 2009-2016 Tsuda Kageyu. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions
+ *  are met:
+ *
+ *  1. Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *  2. Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
+ *  IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ *  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include <windows.h>
+
+// Integer types for HDE.
+typedef INT8   int8_t;
+typedef INT16  int16_t;
+typedef INT32  int32_t;
+typedef INT64  int64_t;
+typedef UINT8  uint8_t;
+typedef UINT16 uint16_t;
+typedef UINT32 uint32_t;
+typedef UINT64 uint64_t;
diff --git a/src/hde/table32.h b/src/hde/table32.h
new file mode 100644
index 0000000..7b3e12e
--- /dev/null
+++ b/src/hde/table32.h
@@ -0,0 +1,73 @@
+/*
+ * Hacker Disassembler Engine 32 C
+ * Copyright (c) 2008-2009, Vyacheslav Patkov.
+ * All rights reserved.
+ *
+ */
+
+#define C_NONE    0x00
+#define C_MODRM   0x01
+#define C_IMM8    0x02
+#define C_IMM16   0x04
+#define C_IMM_P66 0x10
+#define C_REL8    0x20
+#define C_REL32   0x40
+#define C_GROUP   0x80
+#define C_ERROR   0xff
+
+#define PRE_ANY  0x00
+#define PRE_NONE 0x01
+#define PRE_F2   0x02
+#define PRE_F3   0x04
+#define PRE_66   0x08
+#define PRE_67   0x10
+#define PRE_LOCK 0x20
+#define PRE_SEG  0x40
+#define PRE_ALL  0xff
+
+#define DELTA_OPCODES      0x4a
+#define DELTA_FPU_REG      0xf1
+#define DELTA_FPU_MODRM    0xf8
+#define DELTA_PREFIXES     0x130
+#define DELTA_OP_LOCK_OK   0x1a1
+#define DELTA_OP2_LOCK_OK  0x1b9
+#define DELTA_OP_ONLY_MEM  0x1cb
+#define DELTA_OP2_ONLY_MEM 0x1da
+
+unsigned char hde32_table[] = {
+  0xa3,0xa8,0xa3,0xa8,0xa3,0xa8,0xa3,0xa8,0xa3,0xa8,0xa3,0xa8,0xa3,0xa8,0xa3,
+  0xa8,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xac,0xaa,0xb2,0xaa,0x9f,0x9f,
+  0x9f,0x9f,0xb5,0xa3,0xa3,0xa4,0xaa,0xaa,0xba,0xaa,0x96,0xaa,0xa8,0xaa,0xc3,
+  0xc3,0x96,0x96,0xb7,0xae,0xd6,0xbd,0xa3,0xc5,0xa3,0xa3,0x9f,0xc3,0x9c,0xaa,
+  0xaa,0xac,0xaa,0xbf,0x03,0x7f,0x11,0x7f,0x01,0x7f,0x01,0x3f,0x01,0x01,0x90,
+  0x82,0x7d,0x97,0x59,0x59,0x59,0x59,0x59,0x7f,0x59,0x59,0x60,0x7d,0x7f,0x7f,
+  0x59,0x59,0x59,0x59,0x59,0x59,0x59,0x59,0x59,0x59,0x59,0x59,0x9a,0x88,0x7d,
+  0x59,0x50,0x50,0x50,0x50,0x59,0x59,0x59,0x59,0x61,0x94,0x61,0x9e,0x59,0x59,
+  0x85,0x59,0x92,0xa3,0x60,0x60,0x59,0x59,0x59,0x59,0x59,0x59,0x59,0x59,0x59,
+  0x59,0x59,0x9f,0x01,0x03,0x01,0x04,0x03,0xd5,0x03,0xcc,0x01,0xbc,0x03,0xf0,
+  0x10,0x10,0x10,0x10,0x50,0x50,0x50,0x50,0x14,0x20,0x20,0x20,0x20,0x01,0x01,
+  0x01,0x01,0xc4,0x02,0x10,0x00,0x00,0x00,0x00,0x01,0x01,0xc0,0xc2,0x10,0x11,
+  0x02,0x03,0x11,0x03,0x03,0x04,0x00,0x00,0x14,0x00,0x02,0x00,0x00,0xc6,0xc8,
+  0x02,0x02,0x02,0x02,0x00,0x00,0xff,0xff,0xff,0xff,0x00,0x00,0x00,0xff,0xca,
+  0x01,0x01,0x01,0x00,0x06,0x00,0x04,0x00,0xc0,0xc2,0x01,0x01,0x03,0x01,0xff,
+  0xff,0x01,0x00,0x03,0xc4,0xc4,0xc6,0x03,0x01,0x01,0x01,0xff,0x03,0x03,0x03,
+  0xc8,0x40,0x00,0x0a,0x00,0x04,0x00,0x00,0x00,0x00,0x7f,0x00,0x33,0x01,0x00,
+  0x00,0x00,0x00,0x00,0x00,0xff,0xbf,0xff,0xff,0x00,0x00,0x00,0x00,0x07,0x00,
+  0x00,0xff,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+  0x00,0xff,0xff,0x00,0x00,0x00,0xbf,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+  0x7f,0x00,0x00,0xff,0x4a,0x4a,0x4a,0x4a,0x4b,0x52,0x4a,0x4a,0x4a,0x4a,0x4f,
+  0x4c,0x4a,0x4a,0x4a,0x4a,0x4a,0x4a,0x4a,0x4a,0x55,0x45,0x40,0x4a,0x4a,0x4a,
+  0x45,0x59,0x4d,0x46,0x4a,0x5d,0x4a,0x4a,0x4a,0x4a,0x4a,0x4a,0x4a,0x4a,0x4a,
+  0x4a,0x4a,0x4a,0x4a,0x4a,0x61,0x63,0x67,0x4e,0x4a,0x4a,0x6b,0x6d,0x4a,0x4a,
+  0x45,0x6d,0x4a,0x4a,0x44,0x45,0x4a,0x4a,0x00,0x00,0x00,0x02,0x0d,0x06,0x06,
+  0x06,0x06,0x0e,0x00,0x00,0x00,0x00,0x06,0x06,0x06,0x00,0x06,0x06,0x02,0x06,
+  0x00,0x0a,0x0a,0x07,0x07,0x06,0x02,0x05,0x05,0x02,0x02,0x00,0x00,0x04,0x04,
+  0x04,0x04,0x00,0x00,0x00,0x0e,0x05,0x06,0x06,0x06,0x01,0x06,0x00,0x00,0x08,
+  0x00,0x10,0x00,0x18,0x00,0x20,0x00,0x28,0x00,0x30,0x00,0x80,0x01,0x82,0x01,
+  0x86,0x00,0xf6,0xcf,0xfe,0x3f,0xab,0x00,0xb0,0x00,0xb1,0x00,0xb3,0x00,0xba,
+  0xf8,0xbb,0x00,0xc0,0x00,0xc1,0x00,0xc7,0xbf,0x62,0xff,0x00,0x8d,0xff,0x00,
+  0xc4,0xff,0x00,0xc5,0xff,0x00,0xff,0xff,0xeb,0x01,0xff,0x0e,0x12,0x08,0x00,
+  0x13,0x09,0x00,0x16,0x08,0x00,0x17,0x09,0x00,0x2b,0x09,0x00,0xae,0xff,0x07,
+  0xb2,0xff,0x00,0xb4,0xff,0x00,0xb5,0xff,0x00,0xc3,0x01,0x00,0xc7,0xff,0xbf,
+  0xe7,0x08,0x00,0xf0,0x02,0x00
+};
diff --git a/src/hde/table64.h b/src/hde/table64.h
new file mode 100644
index 0000000..01d4541
--- /dev/null
+++ b/src/hde/table64.h
@@ -0,0 +1,74 @@
+/*
+ * Hacker Disassembler Engine 64 C
+ * Copyright (c) 2008-2009, Vyacheslav Patkov.
+ * All rights reserved.
+ *
+ */
+
+#define C_NONE    0x00
+#define C_MODRM   0x01
+#define C_IMM8    0x02
+#define C_IMM16   0x04
+#define C_IMM_P66 0x10
+#define C_REL8    0x20
+#define C_REL32   0x40
+#define C_GROUP   0x80
+#define C_ERROR   0xff
+
+#define PRE_ANY  0x00
+#define PRE_NONE 0x01
+#define PRE_F2   0x02
+#define PRE_F3   0x04
+#define PRE_66   0x08
+#define PRE_67   0x10
+#define PRE_LOCK 0x20
+#define PRE_SEG  0x40
+#define PRE_ALL  0xff
+
+#define DELTA_OPCODES      0x4a
+#define DELTA_FPU_REG      0xfd
+#define DELTA_FPU_MODRM    0x104
+#define DELTA_PREFIXES     0x13c
+#define DELTA_OP_LOCK_OK   0x1ae
+#define DELTA_OP2_LOCK_OK  0x1c6
+#define DELTA_OP_ONLY_MEM  0x1d8
+#define DELTA_OP2_ONLY_MEM 0x1e7
+
+unsigned char hde64_table[] = {
+  0xa5,0xaa,0xa5,0xb8,0xa5,0xaa,0xa5,0xaa,0xa5,0xb8,0xa5,0xb8,0xa5,0xb8,0xa5,
+  0xb8,0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0xc0,0xac,0xc0,0xcc,0xc0,0xa1,0xa1,
+  0xa1,0xa1,0xb1,0xa5,0xa5,0xa6,0xc0,0xc0,0xd7,0xda,0xe0,0xc0,0xe4,0xc0,0xea,
+  0xea,0xe0,0xe0,0x98,0xc8,0xee,0xf1,0xa5,0xd3,0xa5,0xa5,0xa1,0xea,0x9e,0xc0,
+  0xc0,0xc2,0xc0,0xe6,0x03,0x7f,0x11,0x7f,0x01,0x7f,0x01,0x3f,0x01,0x01,0xab,
+  0x8b,0x90,0x64,0x5b,0x5b,0x5b,0x5b,0x5b,0x92,0x5b,0x5b,0x76,0x90,0x92,0x92,
+  0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x6a,0x73,0x90,
+  0x5b,0x52,0x52,0x52,0x52,0x5b,0x5b,0x5b,0x5b,0x77,0x7c,0x77,0x85,0x5b,0x5b,
+  0x70,0x5b,0x7a,0xaf,0x76,0x76,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,0x5b,
+  0x5b,0x5b,0x86,0x01,0x03,0x01,0x04,0x03,0xd5,0x03,0xd5,0x03,0xcc,0x01,0xbc,
+  0x03,0xf0,0x03,0x03,0x04,0x00,0x50,0x50,0x50,0x50,0xff,0x20,0x20,0x20,0x20,
+  0x01,0x01,0x01,0x01,0xc4,0x02,0x10,0xff,0xff,0xff,0x01,0x00,0x03,0x11,0xff,
+  0x03,0xc4,0xc6,0xc8,0x02,0x10,0x00,0xff,0xcc,0x01,0x01,0x01,0x00,0x00,0x00,
+  0x00,0x01,0x01,0x03,0x01,0xff,0xff,0xc0,0xc2,0x10,0x11,0x02,0x03,0x01,0x01,
+  0x01,0xff,0xff,0xff,0x00,0x00,0x00,0xff,0x00,0x00,0xff,0xff,0xff,0xff,0x10,
+  0x10,0x10,0x10,0x02,0x10,0x00,0x00,0xc6,0xc8,0x02,0x02,0x02,0x02,0x06,0x00,
+  0x04,0x00,0x02,0xff,0x00,0xc0,0xc2,0x01,0x01,0x03,0x03,0x03,0xca,0x40,0x00,
+  0x0a,0x00,0x04,0x00,0x00,0x00,0x00,0x7f,0x00,0x33,0x01,0x00,0x00,0x00,0x00,
+  0x00,0x00,0xff,0xbf,0xff,0xff,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0xff,0x00,
+  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xff,0xff,
+  0x00,0x00,0x00,0xbf,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7f,0x00,0x00,
+  0xff,0x40,0x40,0x40,0x40,0x41,0x49,0x40,0x40,0x40,0x40,0x4c,0x42,0x40,0x40,
+  0x40,0x40,0x40,0x40,0x40,0x40,0x4f,0x44,0x53,0x40,0x40,0x40,0x44,0x57,0x43,
+  0x5c,0x40,0x60,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,
+  0x40,0x40,0x64,0x66,0x6e,0x6b,0x40,0x40,0x6a,0x46,0x40,0x40,0x44,0x46,0x40,
+  0x40,0x5b,0x44,0x40,0x40,0x00,0x00,0x00,0x00,0x06,0x06,0x06,0x06,0x01,0x06,
+  0x06,0x02,0x06,0x06,0x00,0x06,0x00,0x0a,0x0a,0x00,0x00,0x00,0x02,0x07,0x07,
+  0x06,0x02,0x0d,0x06,0x06,0x06,0x0e,0x05,0x05,0x02,0x02,0x00,0x00,0x04,0x04,
+  0x04,0x04,0x05,0x06,0x06,0x06,0x00,0x00,0x00,0x0e,0x00,0x00,0x08,0x00,0x10,
+  0x00,0x18,0x00,0x20,0x00,0x28,0x00,0x30,0x00,0x80,0x01,0x82,0x01,0x86,0x00,
+  0xf6,0xcf,0xfe,0x3f,0xab,0x00,0xb0,0x00,0xb1,0x00,0xb3,0x00,0xba,0xf8,0xbb,
+  0x00,0xc0,0x00,0xc1,0x00,0xc7,0xbf,0x62,0xff,0x00,0x8d,0xff,0x00,0xc4,0xff,
+  0x00,0xc5,0xff,0x00,0xff,0xff,0xeb,0x01,0xff,0x0e,0x12,0x08,0x00,0x13,0x09,
+  0x00,0x16,0x08,0x00,0x17,0x09,0x00,0x2b,0x09,0x00,0xae,0xff,0x07,0xb2,0xff,
+  0x00,0xb4,0xff,0x00,0xb5,0xff,0x00,0xc3,0x01,0x00,0xc7,0xff,0xbf,0xe7,0x08,
+  0x00,0xf0,0x02,0x00
+};