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Update On Mon Jan 20 19:32:49 CET 2025

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github-action[bot]
2025-01-20 19:32:49 +01:00
parent f50f0c6ff7
commit ccba8db1bb
58 changed files with 1848 additions and 805 deletions
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23
shadowsocks-libev/src/aead.c
View File

@@ -177,9 +177,13 @@ aead_cipher_encrypt(cipher_ctx_t *cipher_ctx,
// Otherwise, just use the mbedTLS one with crappy AES-NI.
case AES192GCM:
case AES128GCM:
#if MBEDTLS_VERSION_NUMBER < 0x03000000
err = mbedtls_cipher_auth_encrypt(cipher_ctx->evp, n, nlen, ad, adlen,
m, mlen, c, clen, c + mlen, tlen);
#else
err = mbedtls_cipher_auth_encrypt_ext(cipher_ctx->evp, n, nlen, ad, adlen,
m, mlen, c, mlen + tlen, clen, tlen);
#endif
*clen += tlen;
break;
case CHACHA20POLY1305IETF:
@@ -226,8 +230,13 @@ aead_cipher_decrypt(cipher_ctx_t *cipher_ctx,
// Otherwise, just use the mbedTLS one with crappy AES-NI.
case AES192GCM:
case AES128GCM:
#if MBEDTLS_VERSION_NUMBER < 0x03000000
err = mbedtls_cipher_auth_decrypt(cipher_ctx->evp, n, nlen, ad, adlen,
m, mlen - tlen, p, plen, m + mlen - tlen, tlen);
#else
err = mbedtls_cipher_auth_decrypt_ext(cipher_ctx->evp, n, nlen, ad, adlen,
m, mlen, p, mlen - tlen, plen, tlen);
#endif
break;
case CHACHA20POLY1305IETF:
err = crypto_aead_chacha20poly1305_ietf_decrypt(p, &long_plen, NULL, m, mlen,
@@ -721,17 +730,7 @@ aead_key_init(int method, const char *pass, const char *key)
cipher_t *cipher = (cipher_t *)ss_malloc(sizeof(cipher_t));
memset(cipher, 0, sizeof(cipher_t));
if (method >= CHACHA20POLY1305IETF) {
cipher_kt_t *cipher_info = (cipher_kt_t *)ss_malloc(sizeof(cipher_kt_t));
cipher->info = cipher_info;
cipher->info->base = NULL;
cipher->info->key_bitlen = supported_aead_ciphers_key_size[method] * 8;
cipher->info->iv_size = supported_aead_ciphers_nonce_size[method];
} else {
cipher->info = (cipher_kt_t *)aead_get_cipher_type(method);
}
if (cipher->info == NULL && cipher->key_len == 0) {
if (method < CHACHA20POLY1305IETF && aead_get_cipher_type(method) == NULL) {
LOGE("Cipher %s not found in crypto library", supported_aead_ciphers[method]);
FATAL("Cannot initialize cipher");
}

2
shadowsocks-libev/src/crypto.c
View File

@@ -103,7 +103,7 @@ crypto_md5(const unsigned char *d, size_t n, unsigned char *md)
if (md == NULL) {
md = m;
}
#if MBEDTLS_VERSION_NUMBER >= 0x02070000
#if MBEDTLS_VERSION_NUMBER < 0x03000000 && MBEDTLS_VERSION_NUMBER >= 0x02070000
if (mbedtls_md5_ret(d, n, md) != 0)
FATAL("Failed to calculate MD5");
#else

1
shadowsocks-libev/src/crypto.h
View File

@@ -97,7 +97,6 @@ typedef struct buffer {
typedef struct {
int method;
int skey;
cipher_kt_t *info;
size_t nonce_len;
size_t key_len;
size_t tag_len;

51
shadowsocks-libev/src/stream.c
View File

@@ -168,33 +168,6 @@ crypto_stream_xor_ic(uint8_t *c, const uint8_t *m, uint64_t mlen,
return 0;
}
int
cipher_nonce_size(const cipher_t *cipher)
{
if (cipher == NULL) {
return 0;
}
return cipher->info->iv_size;
}
int
cipher_key_size(const cipher_t *cipher)
{
/*
* Semi-API changes (technically public, morally prnonceate)
* Renamed a few headers to include _internal in the name. Those headers are
* not supposed to be included by users.
* Changed md_info_t into an opaque structure (use md_get_xxx() accessors).
* Changed pk_info_t into an opaque structure.
* Changed cipher_base_t into an opaque structure.
*/
if (cipher == NULL) {
return 0;
}
/* From Version 1.2.7 released 2013-04-13 Default Blowfish keysize is now 128-bits */
return cipher->info->key_bitlen / 8;
}
const cipher_kt_t *
stream_get_cipher_type(int method)
{
@@ -642,34 +615,22 @@ stream_key_init(int method, const char *pass, const char *key)
cipher_t *cipher = (cipher_t *)ss_malloc(sizeof(cipher_t));
memset(cipher, 0, sizeof(cipher_t));
if (method == SALSA20 || method == CHACHA20 || method == CHACHA20IETF) {
cipher_kt_t *cipher_info = (cipher_kt_t *)ss_malloc(sizeof(cipher_kt_t));
cipher->info = cipher_info;
cipher->info->base = NULL;
cipher->info->key_bitlen = supported_stream_ciphers_key_size[method] * 8;
cipher->info->iv_size = supported_stream_ciphers_nonce_size[method];
} else {
cipher->info = (cipher_kt_t *)stream_get_cipher_type(method);
}
if (cipher->info == NULL && cipher->key_len == 0) {
if (method < SALSA20 && stream_get_cipher_type(method) == NULL) {
LOGE("Cipher %s not found in crypto library", supported_stream_ciphers[method]);
FATAL("Cannot initialize cipher");
}
if (key != NULL)
cipher->key_len = crypto_parse_key(key, cipher->key, cipher_key_size(cipher));
cipher->key_len = crypto_parse_key(key, cipher->key,
supported_stream_ciphers_key_size[method]);
else
cipher->key_len = crypto_derive_key(pass, cipher->key, cipher_key_size(cipher));
cipher->key_len = crypto_derive_key(pass, cipher->key,
supported_stream_ciphers_key_size[method]);
if (cipher->key_len == 0) {
FATAL("Cannot generate key and NONCE");
}
if (method == RC4_MD5) {
cipher->nonce_len = 16;
} else {
cipher->nonce_len = cipher_nonce_size(cipher);
}
cipher->nonce_len = supported_stream_ciphers_nonce_size[method];
cipher->method = method;
return cipher;