diff options
Diffstat (limited to 'source/fitz/crypt-aes.c')
| -rw-r--r-- | source/fitz/crypt-aes.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/source/fitz/crypt-aes.c b/source/fitz/crypt-aes.c index cc298731..87af5626 100644 --- a/source/fitz/crypt-aes.c +++ b/source/fitz/crypt-aes.c @@ -176,7 +176,7 @@ static void aes_gen_tables( void ) /* * AES key schedule (encryption) */ -int aes_setkey_enc( aes_context *ctx, const unsigned char *key, int keysize ) +int fz_aes_setkey_enc( aes_context *ctx, const unsigned char *key, int keysize ) { int i; unsigned long *RK; @@ -280,7 +280,7 @@ int aes_setkey_enc( aes_context *ctx, const unsigned char *key, int keysize ) /* * AES key schedule (decryption) */ -int aes_setkey_dec(aes_context *ctx, const unsigned char *key, int keysize) +int fz_aes_setkey_dec(aes_context *ctx, const unsigned char *key, int keysize) { int i, j; aes_context cty; @@ -301,7 +301,7 @@ int aes_setkey_dec(aes_context *ctx, const unsigned char *key, int keysize) ctx->rk = RK = ctx->buf; #endif - i = aes_setkey_enc( &cty, key, keysize ); + i = fz_aes_setkey_enc( &cty, key, keysize ); if (i) return i; SK = cty.rk + cty.nr * 4; @@ -380,7 +380,7 @@ int aes_setkey_dec(aes_context *ctx, const unsigned char *key, int keysize) /* * AES-ECB block encryption/decryption */ -void aes_crypt_ecb( aes_context *ctx, +void fz_aes_crypt_ecb( aes_context *ctx, int mode, const unsigned char input[16], unsigned char output[16] ) @@ -403,7 +403,7 @@ void aes_crypt_ecb( aes_context *ctx, GET_ULONG_LE( X2, input, 8 ); X2 ^= *RK++; GET_ULONG_LE( X3, input, 12 ); X3 ^= *RK++; - if( mode == AES_DECRYPT ) + if( mode == FZ_AES_DECRYPT ) { for( i = (ctx->nr >> 1) - 1; i > 0; i-- ) { @@ -433,7 +433,7 @@ void aes_crypt_ecb( aes_context *ctx, ( RSb[ ( Y1 >> 16 ) & 0xFF ] << 16 ) ^ ( RSb[ ( Y0 >> 24 ) & 0xFF ] << 24 ); } - else /* AES_ENCRYPT */ + else /* FZ_AES_ENCRYPT */ { for( i = (ctx->nr >> 1) - 1; i > 0; i-- ) { @@ -473,7 +473,7 @@ void aes_crypt_ecb( aes_context *ctx, /* * AES-CBC buffer encryption/decryption */ -void aes_crypt_cbc( aes_context *ctx, +void fz_aes_crypt_cbc( aes_context *ctx, int mode, size_t length, unsigned char iv[16], @@ -491,12 +491,12 @@ void aes_crypt_cbc( aes_context *ctx, } #endif - if( mode == AES_DECRYPT ) + if( mode == FZ_AES_DECRYPT ) { while( length > 0 ) { memcpy( temp, input, 16 ); - aes_crypt_ecb( ctx, mode, input, output ); + fz_aes_crypt_ecb( ctx, mode, input, output ); for( i = 0; i < 16; i++ ) output[i] = (unsigned char)( output[i] ^ iv[i] ); @@ -515,7 +515,7 @@ void aes_crypt_cbc( aes_context *ctx, for( i = 0; i < 16; i++ ) output[i] = (unsigned char)( input[i] ^ iv[i] ); - aes_crypt_ecb( ctx, mode, output, output ); + fz_aes_crypt_ecb( ctx, mode, output, output ); memcpy( iv, output, 16 ); input += 16; @@ -528,7 +528,7 @@ void aes_crypt_cbc( aes_context *ctx, /* * AES-CFB buffer encryption/decryption */ -void aes_crypt_cfb( aes_context *ctx, +void fz_aes_crypt_cfb( aes_context *ctx, int mode, int length, int *iv_off, @@ -538,12 +538,12 @@ void aes_crypt_cfb( aes_context *ctx, { int c, n = *iv_off; - if( mode == AES_DECRYPT ) + if( mode == FZ_AES_DECRYPT ) { while( length-- ) { if( n == 0 ) - aes_crypt_ecb( ctx, AES_ENCRYPT, iv, iv ); + fz_aes_crypt_ecb( ctx, FZ_AES_ENCRYPT, iv, iv ); c = *input++; *output++ = (unsigned char)( c ^ iv[n] ); @@ -557,7 +557,7 @@ void aes_crypt_cfb( aes_context *ctx, while( length-- ) { if( n == 0 ) - aes_crypt_ecb( ctx, AES_ENCRYPT, iv, iv ); + fz_aes_crypt_ecb( ctx, FZ_AES_ENCRYPT, iv, iv ); iv[n] = *output++ = (unsigned char)( iv[n] ^ *input++ ); |