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| author | Xiang, Haihao <haihao.xiang@intel.com> | 2011-12-02 12:57:41 +0800 |
|---|---|---|
| committer | Xiang, Haihao <haihao.xiang@intel.com> | 2011-12-14 08:27:03 +0800 |
| commit | c3ab994edf2a20e9e8c96dce8883c1df99b88849 (patch) | |
| tree | 11f6dfa23bbe3c50211bec2ad8ce8e3a69222490 | |
| parent | 2f484d7aa111598ed95dc5b22ae7a8dad31fe8c9 (diff) | |
| download | libva-c3ab994edf2a20e9e8c96dce8883c1df99b88849.tar.gz | |
Array bound check
Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
| -rw-r--r-- | va/egl/va_egl.c | 4 | ||||
| -rw-r--r-- | va/egl/va_egl_impl.c | 13 | ||||
| -rw-r--r-- | va/egl/va_egl_impl.h | 4 |
3 files changed, 18 insertions, 3 deletions
diff --git a/va/egl/va_egl.c b/va/egl/va_egl.c index 2c6c2b4..48ff7a1 100644 --- a/va/egl/va_egl.c +++ b/va/egl/va_egl.c @@ -183,7 +183,7 @@ int vaMaxNumSurfaceTargetsEGL( if (va_egl) return va_egl->max_egl_surface_targets; else - return 2; + return IMPL_MAX_EGL_SURFACE_TARGETS; } int vaMaxNumSurfaceAttributesEGL( @@ -200,7 +200,7 @@ int vaMaxNumSurfaceAttributesEGL( if (va_egl) return va_egl->max_egl_surface_attributes; else - return 2; + return IMPL_MAX_EGL_SURFACE_ATTRIBUTES; } VAStatus vaQuerySurfaceTargetsEGL( diff --git a/va/egl/va_egl_impl.c b/va/egl/va_egl_impl.c index 2aa2bbe..367f43f 100644 --- a/va/egl/va_egl_impl.c +++ b/va/egl/va_egl_impl.c @@ -282,8 +282,10 @@ vaQuerySurfaceTargetsEGL_impl_libva(VADisplay dpy, { int i = 0; + /* FIXME: support other targets ??? */ target_list[i++] = EGL_NATIVE_PIXMAP_KHR; *num_targets = i; + assert(i <= IMPL_MAX_EGL_SURFACE_TARGETS); return VA_STATUS_SUCCESS; } @@ -297,6 +299,10 @@ vaCreateSurfaceEGL_impl_libva(VADisplay dpy, { VASurfaceImplEGLP pSurfaceImplEGL = NULL; + /* So far only support for EGL_NATIVE_PIXMAP_KHR */ + if (target != 0 && target != EGL_NATIVE_PIXMAP_KHR) + return VA_STATUS_ERROR_INVALID_PARAMETER; + pSurfaceImplEGL = calloc(1, sizeof(*pSurfaceImplEGL)); if (!pSurfaceImplEGL) { @@ -400,18 +406,23 @@ vaGetSurfaceInfoEGL_impl_libva(VADisplay dpy, if (pSurfaceImplEGL->surface == VA_INVALID_SURFACE) return VA_STATUS_ERROR_INVALID_SURFACE; + if (*num_attribs < IMPL_MAX_EGL_SURFACE_ATTRIBUTES) + return VA_STATUS_ERROR_INVALID_PARAMETER; + *target = pSurfaceImplEGL->target; *buffer = pSurfaceImplEGL->buffer; if (pSurfaceImplEGL->target == EGL_NATIVE_PIXMAP_KHR) { attrib_list[i++] = EGL_IMAGE_PRESERVED_KHR; - attrib_list[i++] = EGL_TRUE; + attrib_list[i + 1] = EGL_TRUE; attrib_list[i++] = EGL_NONE; } else { /* FIXME later */ attrib_list[i++] = EGL_NONE; } + *num_attribs = i; + return VA_STATUS_SUCCESS; } diff --git a/va/egl/va_egl_impl.h b/va/egl/va_egl_impl.h index 96bc9a8..7d4b6f5 100644 --- a/va/egl/va_egl_impl.h +++ b/va/egl/va_egl_impl.h @@ -1,6 +1,10 @@ #ifndef _VA_EGL_IMPL_H_ #define _VA_EGL_IMPL_H_ +#define IMPL_MAX_EGL_SURFACE_TARGETS 4 +#define IMPL_MAX_EGL_SURFACE_ATTRIBUTES 8 + + /** * Initialize EGL driver context * |