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be289b4c55
Since in all cases that LoadCertFromCertDb is called is always twice, one for sysnand and another for emunand just make it a single call and quit early when cert found.
52 lines
2.0 KiB
C
52 lines
2.0 KiB
C
#pragma once
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#include "common.h"
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#define CERT_MAX_SIZE (sizeof(CertificateSignature) + 0x23C + sizeof(CertificateBody) + 0x238)
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#define CERT_RSA4096_SIG_SIZE (sizeof(CertificateSignature) + 0x23C)
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#define CERT_RSA2048_SIG_SIZE (sizeof(CertificateSignature) + 0x13C)
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#define CERT_ECC_SIG_SIZE (sizeof(CertificateSignature) + 0x7C)
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#define CERT_RSA4096_BODY_SIZE (sizeof(CertificateBody) + 0x238)
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#define CERT_RSA2048_BODY_SIZE (sizeof(CertificateBody) + 0x138)
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#define CERT_ECC_BODY_SIZE (sizeof(CertificateBody) + 0x78)
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// from: http://3dbrew.org/wiki/Certificates
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// all numbers in big endian
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typedef struct {
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u8 sig_type[4];
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u8 signature[];
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} PACKED_ALIGN(1) CertificateSignature;
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typedef struct {
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char issuer[0x40];
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u8 keytype[4];
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char name[0x40];
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u8 expiration[4];
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u8 pub_key_data[];
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} PACKED_ALIGN(1) CertificateBody;
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typedef struct {
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CertificateSignature* sig;
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CertificateBody* data;
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} Certificate;
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bool Certificate_IsValid(const Certificate* cert);
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bool Certificate_IsRSA(const Certificate* cert);
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bool Certificate_IsECC(const Certificate* cert);
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u32 Certificate_GetSignatureSize(const Certificate* cert, u32* size);
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u32 Certificate_GetModulusSize(const Certificate* cert, u32* size);
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u32 Certificate_GetModulus(const Certificate* cert, void* mod);
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u32 Certificate_GetExponent(const Certificate* cert, void* exp);
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u32 Certificate_GetEccSingleCoordinateSize(const Certificate* cert, u32* size);
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u32 Certificate_GetEccXY(const Certificate* cert, void* X, void* Y);
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u32 Certificate_GetSignatureChunkSize(const Certificate* cert, u32* size);
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u32 Certificate_GetDataChunkSize(const Certificate* cert, u32* size);
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u32 Certificate_GetFullSize(const Certificate* cert, u32* size);
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u32 Certificate_AllocCopyOut(const Certificate* cert, Certificate* out_cert);
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u32 Certificate_RawCopy(const Certificate* cert, void* raw);
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u32 Certificate_Cleanup(Certificate* cert);
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u32 LoadCertFromCertDb(Certificate* cert, const char* issuer);
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u32 BuildRawCertBundleFromCertDb(void* rawout, size_t* size, const char* const* cert_issuers, int count);
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