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Fix crashing

This commit is contained in:
Tony Kuker 2022-01-18 23:30:05 +00:00
parent 2542340099
commit ea920205a8
1 changed files with 9 additions and 11 deletions
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20
src/raspberrypi/devices/scsi_powerview.cpp
View File

@ -714,14 +714,7 @@ bool SCSIPowerView::WriteFrameBuffer(const DWORD *cdb, const BYTE *buf, const DW
}
LOGWARN("Calculate Offset: %u (%08X) Screen width: %u height: %u Update X: %u (%06X) Y: %u (%06X)", offset, offset, screen_width_px, screen_height_px, offset_row_px, offset_row_px, offset_col_px, offset_col_px);
// LOGDEBUG("%s act length %u offset:%06X (%f) wid:%06X height:%06X", __PRETTY_FUNCTION__, length, offset, ((float)offset/(screen_width_px*screen_height_px)), update_width_x_bytes, update_height_y_bytes);
// LOGWARN("WriteFrameBuffer: Update x:%06X y:%06X width:%06X height:%06X [ New width: %u (%06X) height: %u (%06X)]", offset_col_px, offset_row_px, update_width_x_bytes * 8, update_height_y_bytes, update_width_px, update_width_px, update_height_px, update_height_px )
LOGTRACE("Calculate Offset: %u (%08X) Screen width: %u height: %u Update X: %u (%06X) Y: %u (%06X)", offset, offset, screen_width_px, screen_height_px, offset_row_px, offset_row_px, offset_col_px, offset_col_px);
// For each row
@ -753,8 +746,6 @@ bool SCSIPowerView::WriteFrameBuffer(const DWORD *cdb, const BYTE *buf, const DW
else{
pixel_color_idx = buf[pixel_buffer_idx] >> 4;
}
pixel = color_palette[pixel_buffer_byte];
loc = ((idx_col_x + offset_col_px) * (this->fbbpp / 8)) + ((idx_row_y + offset_row_px) * fblinelen);
break;
case eColorDepth_t::eSixteenBitColor:
pixel_buffer_idx = (idx_row_y * update_width_x_bytes) + (idx_col_x);
@ -763,8 +754,15 @@ bool SCSIPowerView::WriteFrameBuffer(const DWORD *cdb, const BYTE *buf, const DW
default:
break;
}
if(pixel > (sizeof(color_palette) / sizeof (color_palette[0]))){
LOGWARN("Calculated pixel color that is out of bounds: %04X", pixel_buffer_idx);
return false;
}
pixel = color_palette[pixel_color_idx];
loc = ((idx_col_x + offset_col_px) * (this->fbbpp / 8)) + ((idx_row_y + offset_row_px) * fblinelen);
// pixel = color_palette[pixel_color_idx];
// for(int i=0 ; i< (this->fbbpp/8); i++){
// *(this->fb + loc + i) = pixel;
// }