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c9f9745495
... this also removes the gbavc.sav file from the virtual NAND drives and does some general cleanup. Fixes #205.
24 lines
896 B
C
24 lines
896 B
C
#include "agbsave.h"
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#include "sha.h"
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#include "aes.h"
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u32 ValidateAgbSaveHeader(AgbSaveHeader* header) {
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u8 magic[] = { AGBSAVE_MAGIC };
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// basic checks
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if ((memcmp(header->magic, magic, sizeof(magic)) != 0) ||
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(header->unknown0 != 1) || (header->save_start != 0x200) ||
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(header->save_size > AGBSAVE_MAX_SSIZE) || !(GBASAVE_VALID(header->save_size)))
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return 1;
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// reserved area checks
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for (u32 i = 0; i < sizeof(header->reserved0); i++) if (header->reserved0[i] != 0xFF) return 1;
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for (u32 i = 0; i < sizeof(header->reserved1); i++) if (header->reserved1[i] != 0xFF) return 1;
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for (u32 i = 0; i < sizeof(header->reserved2); i++) if (header->reserved2[i] != 0xFF) return 1;
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for (u32 i = 0; i < sizeof(header->reserved3); i++) if (header->reserved3[i] != 0xFF) return 1;
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// all fine if arriving here
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return 0;
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}
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