bakabtw/mkxqimage
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fix compile error for openssl 1.1

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Gaojianli 2020-06-17 14:13:58 +08:00 committed by NyaMisty
parent 8f7d22f6de
commit e3f727dae8
3 changed files with 13 additions and 6 deletions
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7
README.md Normal file
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@ -0,0 +1,7 @@
# mkxqimage_rev
The resverse engineering result of `mkxqimage`, which is used to extrat XiaoMi Router Rom.
## Compile
```
gcc mkxqimage.c -lssl -lcrypto -omkxq
```

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mkxq
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12
mkxqimage.c
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@ -958,20 +958,20 @@ int verify_rsa(FILE *f, int start, unsigned int size, const unsigned char *sigbu
int result; // w0 int result; // w0
EVP_PKEY *pkey; // [xsp+30h] [xbp+30h] BYREF EVP_PKEY *pkey; // [xsp+30h] [xbp+30h] BYREF
RSA *pem; // [xsp+38h] [xbp+38h] BYREF RSA *pem; // [xsp+38h] [xbp+38h] BYREF
EVP_MD_CTX ctx; // [xsp+40h] [xbp+40h] BYREF EVP_MD_CTX* ctx; // [xsp+40h] [xbp+40h] BYREF
unsigned int v15; // [xsp+74h] [xbp+74h] unsigned int v15; // [xsp+74h] [xbp+74h]
void *buf; // [xsp+78h] [xbp+78h] void *buf; // [xsp+78h] [xbp+78h]
size_t cnt; // [xsp+84h] [xbp+84h] size_t cnt; // [xsp+84h] [xbp+84h]
unsigned int v18; // [xsp+88h] [xbp+88h] unsigned int v18; // [xsp+88h] [xbp+88h]
int v19; // [xsp+8Ch] [xbp+8Ch] int v19; // [xsp+8Ch] [xbp+8Ch]
ctx=EVP_MD_CTX_new();
v18 = size; v18 = size;
cnt = 0; cnt = 0;
pkey = 0LL; pkey = 0LL;
buf = malloc(0x10000u); buf = malloc(0x10000u);
if ( buf ) if ( buf )
{ {
v19 = init_pkey(&ctx, &pem, &pkey, isSsh); v19 = init_pkey(ctx, &pem, &pkey, isSsh);
if ( v19 ) if ( v19 )
{ {
fwrite("malloc failed\n", 1u, 0xEu, stderr); fwrite("malloc failed\n", 1u, 0xEu, stderr);
@ -987,7 +987,7 @@ int verify_rsa(FILE *f, int start, unsigned int size, const unsigned char *sigbu
cnt = v18; cnt = v18;
else else
cnt = v15; cnt = v15;
if ( EVP_DigestUpdate(&ctx, buf, cnt) != 1 )// EVP_VerifyUpdate if ( EVP_DigestUpdate(ctx, buf, cnt) != 1 )// EVP_VerifyUpdate
{ {
fwrite("error EVP_VerifyUpdate\n", 1u, 0x17u, stderr); fwrite("error EVP_VerifyUpdate\n", 1u, 0x17u, stderr);
v19 = 1; v19 = 1;
@ -1001,7 +1001,7 @@ int verify_rsa(FILE *f, int start, unsigned int size, const unsigned char *sigbu
goto finish; goto finish;
} }
} }
if ( EVP_VerifyFinal(&ctx, sigbuf, siglen, pkey) == 1 ) if ( EVP_VerifyFinal(ctx, sigbuf, siglen, pkey) == 1 )
{ {
v19 = 0; v19 = 0;
} }
@ -1015,7 +1015,7 @@ finish:
free(buf); free(buf);
RSA_free(pem); RSA_free(pem);
EVP_PKEY_free(pkey); EVP_PKEY_free(pkey);
EVP_MD_CTX_cleanup(&ctx); EVP_MD_CTX_free(ctx);
result = v19; result = v19;
} }
} }