mesa: add buffer != 0 checks to glNamedBufferEXT functions
The EXT_direct_state_access spec says: INVALID_OPERATION is generated by GetNamedBufferParameterivEXT, GetNamedBufferPointervEXT, GetNamedBufferSubDataEXT, MapNamedBufferEXT, NamedBufferDataEXT, NamedBufferSubDataEXT, and UnmapNamedBufferEXT if the buffer parameter is zero. This commits adds buffer != 0 validation to the implemented functions. glNamedBufferStorageEXT isn't included in this list and the EXT_buffer_storage doesn't says that buffer = 0 is an error either so I didn't add the same validation for this function. Reviewed-by: Marek Olšák <marek.olsak@amd.com> Signed-off-by: Marek Olšák <marek.olsak@amd.com>
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@ -2189,8 +2189,15 @@ _mesa_NamedBufferDataEXT(GLuint buffer, GLsizeiptr size, const GLvoid *data,
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GLenum usage)
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{
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GET_CURRENT_CONTEXT(ctx);
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struct gl_buffer_object *bufObj;
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struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
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if (!buffer) {
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glNamedBufferDataEXT(invalid buffer 0)");
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return;
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}
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bufObj = _mesa_lookup_bufferobj(ctx, buffer);
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if (!_mesa_handle_bind_buffer_gen(ctx, buffer,
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&bufObj, "glNamedBufferDataEXT"))
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return;
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@ -2331,8 +2338,15 @@ _mesa_NamedBufferSubDataEXT(GLuint buffer, GLintptr offset,
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GLsizeiptr size, const GLvoid *data)
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{
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GET_CURRENT_CONTEXT(ctx);
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struct gl_buffer_object *bufObj;
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struct gl_buffer_object *bufObj = _mesa_lookup_bufferobj(ctx, buffer);
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if (!buffer) {
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glNamedBufferSubDataEXT(invalid buffer 0)");
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return;
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}
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bufObj = _mesa_lookup_bufferobj(ctx, buffer);
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if (!_mesa_handle_bind_buffer_gen(ctx, buffer,
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&bufObj, "glNamedBufferSubDataEXT"))
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return;
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@ -2702,6 +2716,12 @@ _mesa_UnmapNamedBufferEXT(GLuint buffer)
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GET_CURRENT_CONTEXT(ctx);
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struct gl_buffer_object *bufObj;
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if (!buffer) {
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glUnmapNamedBufferEXT(invalid buffer 0)");
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return GL_FALSE;
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}
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bufObj = _mesa_lookup_bufferobj_err(ctx, buffer, "glUnmapNamedBuffer");
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if (!bufObj)
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return GL_FALSE;
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@ -3310,6 +3330,12 @@ void * GLAPIENTRY
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_mesa_MapNamedBufferRangeEXT(GLuint buffer, GLintptr offset, GLsizeiptr length,
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GLbitfield access)
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{
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GET_CURRENT_CONTEXT(ctx);
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if (!buffer) {
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glMapNamedBufferRangeEXT(invalid buffer 0)");
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return NULL;
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}
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return map_named_buffer_range(buffer, offset, length, access, true,
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"glMapNamedBufferRangeEXT");
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}
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@ -3431,6 +3457,11 @@ _mesa_MapNamedBufferEXT(GLuint buffer, GLenum access)
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GET_CURRENT_CONTEXT(ctx);
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GLbitfield accessFlags;
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if (!buffer) {
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_mesa_error(ctx, GL_INVALID_OPERATION,
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"glMapNamedBufferEXT(invalid buffer 0)");
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return NULL;
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}
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if (!get_map_buffer_access_flags(ctx, access, &accessFlags)) {
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_mesa_error(ctx, GL_INVALID_ENUM, "glMapNamedBufferEXT(invalid access)");
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return NULL;
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