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41 lines
1.2 KiB
41 lines
1.2 KiB
#include "map_driver.hpp"
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#include "mapper_ctx/mapper_ctx.hpp"
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#include "vdm_ctx/vdm_ctx.h"
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#include "vdm/vdm.hpp"
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namespace mapper
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{
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auto map_driver(std::uint8_t* drv_image, std::size_t image_size, void** entry_data) -> std::pair<mapper_error, void*>
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{
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std::vector<std::uint8_t> drv_buffer(drv_image, image_size + drv_image);
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if (!drv_buffer.size())
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return { mapper_error::image_invalid, nullptr };
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const auto [drv_handle, drv_key] = vdm::load_drv();
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if (drv_handle == INVALID_HANDLE_VALUE || drv_key.empty())
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return { mapper_error::load_error, nullptr };
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const auto runtime_broker_pid =
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util::start_runtime_broker();
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if (!runtime_broker_pid)
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return { mapper_error::failed_to_create_proc, nullptr };
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vdm::vdm_ctx v_ctx;
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nasa::mem_ctx my_proc(v_ctx, GetCurrentProcessId());
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nasa::mem_ctx runtime_broker(v_ctx, runtime_broker_pid);
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nasa::mapper_ctx mapper(my_proc, runtime_broker);
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const auto [drv_base, drv_entry] = mapper.map(drv_buffer);
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if (!drv_base || !drv_entry)
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return { mapper_error::init_failed, nullptr };
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mapper.call_entry(drv_entry, entry_data);
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if (!vdm::unload_drv(drv_handle, drv_key))
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return { mapper_error::unload_error, nullptr };
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return { mapper_error::error_success, drv_base };
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}
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} |