Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

1 files changed, 138 insertions, 0 deletions

diff --git a/capstone/suite/fuzz/drivermc.c b/capstone/suite/fuzz/drivermc.c
new file mode 100644
index 000000000..ff31ebdee
--- /dev/null
+++ b/capstone/suite/fuzz/drivermc.c
@@ -0,0 +1,138 @@
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
+
+#define MAX_INSTR_SIZE 64
+#define MAX_LINE_SIZE 128
+
+int main(int argc, char** argv)
+{
+    FILE * fp;
+    uint8_t Data[MAX_INSTR_SIZE];
+    char line[MAX_LINE_SIZE];
+    size_t Size;
+    char arch[MAX_LINE_SIZE];
+    char mode[MAX_LINE_SIZE];
+    unsigned int value;
+    int i;
+
+    if (argc < 2) {
+        return 1;
+    }
+    for (i = 1; i < argc; i++) {
+        //opens the file, get its size, and reads it into a buffer
+        fp = fopen(argv[i], "rb");
+        if (fp == NULL) {
+            return 2;
+        }
+        printf("Trying %s\n", argv[i]);
+        if (fgets(line, MAX_LINE_SIZE, fp) == NULL) {
+            break;
+        }
+        if (line[0] == '#') {
+            if (sscanf(line, "# %[^,], %[^,]", arch, mode) != 2) {
+                printf("Wrong mode %s\n", line);
+                return 1;
+            }
+            if (strcmp(arch, "CS_ARCH_X86") == 0 && strcmp(mode, "CS_MODE_32") == 0) {
+                Data[0] = 0;
+            } else if (strcmp(arch, "CS_ARCH_X86") == 0 && strcmp(mode, "CS_MODE_64") == 0) {
+                Data[0] = 1;
+            } else if (strcmp(arch, "CS_ARCH_ARM") == 0 && strcmp(mode, "CS_MODE_ARM") == 0) {
+                Data[0] = 2;
+            } else if (strcmp(arch, "CS_ARCH_ARM") == 0 && strcmp(mode, "CS_MODE_THUMB") == 0) {
+                Data[0] = 3;
+            } else if (strcmp(arch, "CS_ARCH_ARM") == 0 && strcmp(mode, "CS_MODE_ARM+CS_MODE_V8") == 0) {
+                Data[0] = 4;
+            } else if (strcmp(arch, "CS_ARCH_ARM") == 0 && strcmp(mode, "CS_MODE_THUMB+CS_MODE_V8") == 0) {
+                Data[0] = 5;
+            } else if (strcmp(arch, "CS_ARCH_ARM") == 0 && strcmp(mode, "CS_MODE_THUMB+CS_MODE_MCLASS") == 0) {
+                Data[0] = 6;
+            } else if (strcmp(arch, "CS_ARCH_ARM64") == 0 && strcmp(mode, "0") == 0) {
+                Data[0] = 7;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32+CS_MODE_BIG_ENDIAN") == 0) {
+                Data[0] = 8;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32+CS_MODE_MICRO") == 0) {
+                Data[0] = 9;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS64") == 0) {
+                Data[0] = 10;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32") == 0) {
+                Data[0] = 11;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS64+CS_MODE_BIG_ENDIAN") == 0) {
+                Data[0] = 12;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32+CS_MODE_MICRO+CS_MODE_BIG_ENDIAN") == 0) {
+                Data[0] = 13;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32+CS_MODE_BIG_ENDIAN+CS_MODE_MICRO") == 0) {
+                Data[0] = 13;
+            } else if (strcmp(arch, "CS_ARCH_PPC") == 0 && strcmp(mode, "CS_MODE_BIG_ENDIAN") == 0) {
+                Data[0] = 14;
+            } else if (strcmp(arch, "CS_ARCH_SPARC") == 0 && strcmp(mode, "CS_MODE_BIG_ENDIAN") == 0) {
+                Data[0] = 15;
+            } else if (strcmp(arch, "CS_ARCH_SPARC") == 0 && strcmp(mode, "CS_MODE_BIG_ENDIAN + CS_MODE_V9") == 0) {
+                Data[0] = 16;
+            } else if (strcmp(arch, "CS_ARCH_SYSZ") == 0 && strcmp(mode, "0") == 0) {
+                Data[0] = 17;
+            } else if (strcmp(arch, "CS_ARCH_XCORE") == 0 && strcmp(mode, "0") == 0) {
+                Data[0] = 18;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32R6+CS_MODE_BIG_ENDIAN") == 0) {
+                Data[0] = 19;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32R6+CS_MODE_MICRO+CS_MODE_BIG_ENDIAN") == 0) {
+                Data[0] = 20;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32R6") == 0) {
+                Data[0] = 21;
+            } else if (strcmp(arch, "CS_ARCH_MIPS") == 0 && strcmp(mode, "CS_MODE_MIPS32R6+CS_MODE_MICRO") == 0) {
+                Data[0] = 22;
+            } else if (strcmp(arch, "CS_ARCH_M68K") == 0 && strcmp(mode, "0") == 0) {
+                Data[0] = 23;
+            } else if (strcmp(arch, "CS_ARCH_M680X") == 0 && strcmp(mode, "CS_MODE_M680X_6809") == 0) {
+                Data[0] = 24;
+            } else if (strcmp(arch, "CS_ARCH_EVM") == 0 && strcmp(mode, "0") == 0) {
+                Data[0] = 25; 
+	    } else if (strcmp(arch, "CS_ARCH_BPF") == 0 && strstr(mode, "CS_MODE_BPF_CLASSIC") != NULL) {
+                Data[0] = 29;
+            } else if (strcmp(arch, "CS_ARCH_BPF") == 0 && strstr(mode, "CS_MODE_BPF_EXTENDED") != NULL) {
+                Data[0] = 30;
+            } else if (strcmp(arch, "CS_ARCH_RISCV") == 0 && strcmp(mode, "CS_MODE_RISCV32") == 0) {
+                Data[0] = 44;
+            } else if (strcmp(arch, "CS_ARCH_RISCV") == 0 && strcmp(mode, "CS_MODE_RISCV64") == 0) {
+                Data[0] = 45;
+            } else {
+                printf("Unknown mode\n");
+                //fail instead of continue
+                return 1;
+            }
+        } else {
+            printf("No mode\n");
+            //fail instead of continue
+            return 1;
+        }
+
+        while(1) {
+            if (fgets(line, MAX_LINE_SIZE, fp) == NULL) {
+                break;
+            }
+            Size = 1;
+            // we start line at offset 0 and Data buffer at offset 1
+            // since Data[0] is option : arch + mode
+            while (sscanf(line+(Size-1)*5, "0x%02x", &value) == 1) {
+                Data[Size] = value;
+                Size++;
+                if (line[(Size-1)*5-1] != ',') {
+                    //end of pattern
+                    break;
+                } else if (MAX_LINE_SIZE < (Size-1)*5) {
+                    printf("Line overflow\n");
+                    return 1;
+                }
+            }
+            //lauch fuzzer
+            LLVMFuzzerTestOneInput(Data, Size);
+        }
+        fclose(fp);
+    }
+    return 0;
+}
+