X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=ssl%2Fs2_lib.c;h=09fde61b5b97f0940cb8001ff516cbba2387775d;hp=43c7cab3edef4dc122c59f57ae0167f4796eed25;hb=ec0f19597ee5358dd9f455db997f86f47008802c;hpb=6b691a5c85ddc4e407e32781841fee5c029506cd diff --git a/ssl/s2_lib.c b/ssl/s2_lib.c index 43c7cab3ed..09fde61b5b 100644 --- a/ssl/s2_lib.c +++ b/ssl/s2_lib.c @@ -56,31 +56,31 @@ * [including the GNU Public Licence.] */ -#include -#include "rsa.h" -#include "objects.h" #include "ssl_locl.h" +#ifndef OPENSSL_NO_SSL2 +#include +#include +#include +#include -#ifndef NOPROTO static long ssl2_default_timeout(void ); -#else -static long ssl2_default_timeout(); -#endif - const char *ssl2_version_str="SSLv2" OPENSSL_VERSION_PTEXT; #define SSL2_NUM_CIPHERS (sizeof(ssl2_ciphers)/sizeof(SSL_CIPHER)) -SSL_CIPHER ssl2_ciphers[]={ +OPENSSL_GLOBAL SSL_CIPHER ssl2_ciphers[]={ /* NULL_WITH_MD5 v3 */ #if 0 { 1, SSL2_TXT_NULL_WITH_MD5, SSL2_CK_NULL_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_eNULL|SSL_MD5|SSL_EXP40|SSL_SSLV2, + SSL_kRSA|SSL_aRSA|SSL_eNULL|SSL_MD5|SSL_SSLV2, + SSL_EXPORT|SSL_EXP40, + 0, 0, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, #endif /* RC4_128_EXPORT40_WITH_MD5 */ @@ -88,63 +88,91 @@ SSL_CIPHER ssl2_ciphers[]={ 1, SSL2_TXT_RC4_128_EXPORT40_WITH_MD5, SSL2_CK_RC4_128_EXPORT40_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_EXP40|SSL_SSLV2, + SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_SSLV2, + SSL_EXPORT|SSL_EXP40, SSL2_CF_5_BYTE_ENC, + 40, + 128, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, /* RC4_128_WITH_MD5 */ { 1, SSL2_TXT_RC4_128_WITH_MD5, SSL2_CK_RC4_128_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_NOT_EXP|SSL_SSLV2|SSL_MEDIUM, + SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_SSLV2, + SSL_NOT_EXP|SSL_MEDIUM, 0, + 128, + 128, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, /* RC2_128_CBC_EXPORT40_WITH_MD5 */ { 1, SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5, SSL2_CK_RC2_128_CBC_EXPORT40_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_EXP40|SSL_SSLV2, + SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_SSLV2, + SSL_EXPORT|SSL_EXP40, SSL2_CF_5_BYTE_ENC, + 40, + 128, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, /* RC2_128_CBC_WITH_MD5 */ { 1, SSL2_TXT_RC2_128_CBC_WITH_MD5, SSL2_CK_RC2_128_CBC_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_NOT_EXP|SSL_SSLV2|SSL_MEDIUM, + SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_SSLV2, + SSL_NOT_EXP|SSL_MEDIUM, 0, + 128, + 128, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, /* IDEA_128_CBC_WITH_MD5 */ { 1, SSL2_TXT_IDEA_128_CBC_WITH_MD5, SSL2_CK_IDEA_128_CBC_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_IDEA|SSL_MD5|SSL_NOT_EXP|SSL_SSLV2|SSL_MEDIUM, + SSL_kRSA|SSL_aRSA|SSL_IDEA|SSL_MD5|SSL_SSLV2, + SSL_NOT_EXP|SSL_MEDIUM, 0, + 128, + 128, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, /* DES_64_CBC_WITH_MD5 */ { 1, SSL2_TXT_DES_64_CBC_WITH_MD5, SSL2_CK_DES_64_CBC_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_DES|SSL_MD5|SSL_NOT_EXP|SSL_SSLV2|SSL_LOW, + SSL_kRSA|SSL_aRSA|SSL_DES|SSL_MD5|SSL_SSLV2, + SSL_NOT_EXP|SSL_LOW, 0, + 56, + 56, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, /* DES_192_EDE3_CBC_WITH_MD5 */ { 1, SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5, SSL2_CK_DES_192_EDE3_CBC_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_3DES|SSL_MD5|SSL_NOT_EXP|SSL_SSLV2|SSL_HIGH, + SSL_kRSA|SSL_aRSA|SSL_3DES|SSL_MD5|SSL_SSLV2, + SSL_NOT_EXP|SSL_HIGH, 0, + 168, + 168, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, /* RC4_64_WITH_MD5 */ #if 1 @@ -152,9 +180,13 @@ SSL_CIPHER ssl2_ciphers[]={ 1, SSL2_TXT_RC4_64_WITH_MD5, SSL2_CK_RC4_64_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_SSLV2|SSL_LOW, + SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_SSLV2, + SSL_NOT_EXP|SSL_LOW, SSL2_CF_8_BYTE_ENC, + 64, + 64, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, #endif /* NULL SSLeay (testing) */ @@ -164,7 +196,11 @@ SSL_CIPHER ssl2_ciphers[]={ SSL2_TXT_NULL, SSL2_CK_NULL, 0, + 0, + 0, + 0, SSL_ALL_CIPHERS, + SSL_ALL_STRENGTHS, }, #endif @@ -194,6 +230,9 @@ static SSL_METHOD SSLv2_data= { ssl_bad_method, ssl2_default_timeout, &ssl3_undef_enc_method, + ssl_undefined_function, + ssl2_callback_ctrl, /* local */ + ssl2_ctx_callback_ctrl, /* local */ }; static long ssl2_default_timeout(void) @@ -221,20 +260,26 @@ SSL_CIPHER *ssl2_get_cipher(unsigned int u) int ssl2_pending(SSL *s) { - return(s->s2->ract_data_length); + return SSL_in_init(s) ? 0 : s->s2->ract_data_length; } int ssl2_new(SSL *s) { - SSL2_CTX *s2; + SSL2_STATE *s2; - if ((s2=(SSL2_CTX *)Malloc(sizeof(SSL2_CTX))) == NULL) goto err; - memset(s2,0,sizeof(SSL2_CTX)); + if ((s2=OPENSSL_malloc(sizeof *s2)) == NULL) goto err; + memset(s2,0,sizeof *s2); - if ((s2->rbuf=(unsigned char *)Malloc( - SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER+2)) == NULL) goto err; - if ((s2->wbuf=(unsigned char *)Malloc( +#if SSL2_MAX_RECORD_LENGTH_3_BYTE_HEADER + 3 > SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER + 2 +# error "assertion failed" +#endif + + if ((s2->rbuf=OPENSSL_malloc( SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER+2)) == NULL) goto err; + /* wbuf needs one byte more because when using two-byte headers, + * we leave the first byte unused in do_ssl_write (s2_pkt.c) */ + if ((s2->wbuf=OPENSSL_malloc( + SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER+3)) == NULL) goto err; s->s2=s2; ssl2_clear(s); @@ -242,31 +287,31 @@ int ssl2_new(SSL *s) err: if (s2 != NULL) { - if (s2->wbuf != NULL) Free(s2->wbuf); - if (s2->rbuf != NULL) Free(s2->rbuf); - Free(s2); + if (s2->wbuf != NULL) OPENSSL_free(s2->wbuf); + if (s2->rbuf != NULL) OPENSSL_free(s2->rbuf); + OPENSSL_free(s2); } return(0); } void ssl2_free(SSL *s) { - SSL2_CTX *s2; + SSL2_STATE *s2; if(s == NULL) return; s2=s->s2; - if (s2->rbuf != NULL) Free(s2->rbuf); - if (s2->wbuf != NULL) Free(s2->wbuf); - memset(s2,0,sizeof(SSL2_CTX)); - Free(s2); + if (s2->rbuf != NULL) OPENSSL_free(s2->rbuf); + if (s2->wbuf != NULL) OPENSSL_free(s2->wbuf); + memset(s2,0,sizeof *s2); + OPENSSL_free(s2); s->s2=NULL; } void ssl2_clear(SSL *s) { - SSL2_CTX *s2; + SSL2_STATE *s2; unsigned char *rbuf,*wbuf; s2=s->s2; @@ -274,7 +319,7 @@ void ssl2_clear(SSL *s) rbuf=s2->rbuf; wbuf=s2->wbuf; - memset(s2,0,sizeof(SSL2_CTX)); + memset(s2,0,sizeof *s2); s2->rbuf=rbuf; s2->wbuf=wbuf; @@ -299,11 +344,21 @@ long ssl2_ctrl(SSL *s, int cmd, long larg, char *parg) return(ret); } +long ssl2_callback_ctrl(SSL *s, int cmd, void (*fp)()) + { + return(0); + } + long ssl2_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, char *parg) { return(0); } +long ssl2_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)()) + { + return(0); + } + /* This function needs to check if the ciphers required are actually * available */ SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p) @@ -316,7 +371,7 @@ SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p) if (init) { - init=0; + CRYPTO_w_lock(CRYPTO_LOCK_SSL); for (i=0; ivalid) return(NULL); else @@ -361,13 +419,18 @@ void ssl2_generate_key_material(SSL *s) unsigned char *km; unsigned char c='0'; +#ifdef CHARSET_EBCDIC + c = os_toascii['0']; /* Must be an ASCII '0', not EBCDIC '0', + see SSLv2 docu */ +#endif + km=s->s2->key_material; for (i=0; is2->key_material_length; i+=MD5_DIGEST_LENGTH) { MD5_Init(&ctx); MD5_Update(&ctx,s->session->master_key,s->session->master_key_length); - MD5_Update(&ctx,(unsigned char *)&c,1); + MD5_Update(&ctx,&c,1); c++; MD5_Update(&ctx,s->s2->challenge,s->s2->challenge_length); MD5_Update(&ctx,s->s2->conn_id,s->s2->conn_id_length); @@ -390,7 +453,7 @@ void ssl2_return_error(SSL *s, int err) void ssl2_write_error(SSL *s) { - char buf[3]; + unsigned char buf[3]; int i,error; buf[0]=SSL2_MT_ERROR; @@ -416,4 +479,10 @@ int ssl2_shutdown(SSL *s) s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); return(1); } +#else /* !OPENSSL_NO_SSL2 */ + +# if PEDANTIC +static void *dummy=&dummy; +# endif +#endif