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osi_linux: get flags from vm_area_struct #1343

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merged 1 commit into from
Aug 28, 2023
Merged

osi_linux: get flags from vm_area_struct #1343

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1 change: 1 addition & 0 deletions panda/plugins/osi/osi_types.h
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,7 @@ typedef struct osi_module_struct {
char *file;
char *name;
target_ulong offset; // XXX only set by osi_linux for now
target_ulong flags; // XXX only set by osi_linux for now
} OsiModule;

/**
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1 change: 1 addition & 0 deletions panda/plugins/osi_linux/osi_linux.cpp
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Expand Up @@ -286,6 +286,7 @@ static bool fill_osimodule(CPUState *env, OsiModule *m, target_ptr_t vma_addr,
m->modd = vma_addr;
m->base = vma_start;
m->size = vma_end - vma_start;
m->flags = get_vma_flags(env, vma_addr);
}

return populated;
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3 changes: 2 additions & 1 deletion panda/plugins/osi_linux/osi_linux.h
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Expand Up @@ -291,7 +291,8 @@ IMPLEMENT_OFFSET_GET(get_vma_start, vma_struct, target_ulong, ki.vma.vm_start_of
IMPLEMENT_OFFSET_GET(get_vma_end, vma_struct, target_ulong, ki.vma.vm_end_offset, 0)

/**
* @todo Retrieves the address of the following vm_area_struct.
* @brief Retrieves the flags of the following vm_area_struct.
* https://elixir.bootlin.com/linux/v6.5/source/include/linux/mm.h#L260
*/
IMPLEMENT_OFFSET_GET(get_vma_flags, vma_struct, target_ulong, ki.vma.vm_flags_offset, 0)

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