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[c-host] don't overflow the pointerMemory array

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This commit is contained in:
Geoffrey McRae
2020-01-09 16:15:04 +11:00
parent 0b8f1a18b2
commit 73e8bc41cd
3 changed files with 6 additions and 8 deletions
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2
LGMP

Submodule LGMP updated: 7e02dfd8ec...f941a676c8

6
c-host/src/app.c
View File

@@ -39,9 +39,7 @@ Place, Suite 330, Boston, MA 02111-1307 USA
#define ALIGN_DN(x) ((uintptr_t)(x) & ~0x7F) #define ALIGN_DN(x) ((uintptr_t)(x) & ~0x7F)
#define ALIGN_UP(x) ALIGN_DN(x + 0x7F) #define ALIGN_UP(x) ALIGN_DN(x + 0x7F)
#define LGMP_Q_POINTER 1
#define LGMP_Q_POINTER_LEN 10 #define LGMP_Q_POINTER_LEN 10
#define LGMP_Q_FRAME 2
#define LGMP_Q_FRAME_LEN 2 #define LGMP_Q_FRAME_LEN 2
#define MAX_POINTER_SIZE (sizeof(KVMFRCursor) + (128 * 128 * 4)) #define MAX_POINTER_SIZE (sizeof(KVMFRCursor) + (128 * 128 * 4))
@@ -301,7 +299,7 @@ void capturePostPointerBuffer(CapturePointer pointer)
return; return;
} }
if (app.pointerIndex++ == LGMP_Q_POINTER_LEN) if (++app.pointerIndex == LGMP_Q_POINTER_LEN)
app.pointerIndex = 0; app.pointerIndex = 0;
} }
@@ -390,7 +388,7 @@ int app_main(int argc, char * argv[])
} }
} }
DEBUG_INFO("Max Pointer Size : %u KiB", (unsigned int)MAX_POINTER_SIZE); DEBUG_INFO("Max Pointer Size : %u KiB", (unsigned int)MAX_POINTER_SIZE / 1024);
DEBUG_INFO("Max Frame Size : %u MiB", (unsigned int)(app.maxFrameSize / 1048576LL)); DEBUG_INFO("Max Frame Size : %u MiB", (unsigned int)(app.maxFrameSize / 1048576LL));
CaptureInterface * iface = NULL; CaptureInterface * iface = NULL;

4
common/include/common/KVMFR.h
View File

@@ -20,8 +20,8 @@ Place, Suite 330, Boston, MA 02111-1307 USA
#include <stdint.h> #include <stdint.h>
#define KVMFR_HEADER_MAGIC "[[KVMFR]]" #define LGMP_Q_POINTER 1
#define KVMFR_HEADER_VERSION 9 #define LGMP_Q_FRAME 2
typedef enum FrameType typedef enum FrameType
{ {