diff --git a/CHANGES b/CHANGES index bdf42ab346..7c4df2c29d 100644 --- a/CHANGES +++ b/CHANGES @@ -2,9 +2,16 @@ OpenSSL CHANGES _______________ - Changes between 0.9.6 and 0.9.7 [xx XXX 2000] + Changes between 0.9.6 and 0.9.7 [xx XXX 2001] - *) Implement binary inversion algorithm for BN_mod_inverse in addition + Both OpenSSL0.9.6a (bugfix release, 5 Apr 2001) and OpenSSL 0.9.7 + are based on OpenSSL 0.9.6. + Change log entries are tagged as follows: + -) applies to 0.9.6a only + *) applies to 0.9.6a and 0.9.7 + +) applies to 0.9.7 only + + +) Implement binary inversion algorithm for BN_mod_inverse in addition to the algorithm using long divison. The binary algorithm can be used only if the modulus is odd. On 32-bit systems, it is faster only for relatively small moduli (roughly 20-30% for 128-bit moduli, @@ -14,10 +21,12 @@ for moduli up to 2048 bits. [Bodo Moeller] - *) Change bctest again: '-x' expressions are not available in all + +) Change bctest again: '-x' expressions are not available in all versions of 'test'. [Bodo Moeller] + -) OpenSSL 0.9.6a released [5 Apr 2001] + *) Fix a couple of memory leaks in PKCS7_dataDecode() [Steve Henson, reported by Heyun Zheng ] @@ -28,10 +37,16 @@ CygWin. [Richard Levitte] - *) Rewrite CHOICE field setting in ASN1_item_ex_d2i(). The old code + +) Rewrite CHOICE field setting in ASN1_item_ex_d2i(). The old code could not support the combine flag in choice fields. [Steve Henson] + -) Fix for asn1_GetSequence() for indefinite length constructed data. + If SEQUENCE is length is indefinite just set c->slen to the total + amount of data available. + [Steve Henson, reported by shige@FreeBSD.org] + [This change does not apply to 0.9.7.] + *) Change bctest to avoid here-documents inside command substitution (workaround for FreeBSD /bin/sh bug). For compatibility with Ultrix, avoid shell functions (introduced @@ -55,6 +70,11 @@ *) Disabled incorrect Alpha assembler code. [Richard Levitte] + -) Fix PKCS#7 decode routines so they correctly update the length + after reading an EOC for the EXPLICIT tag. + [Steve Henson] + [This change does not apply to 0.9.7.] + *) Fix bug in PKCS#12 key generation routines. This was triggered if a 3DES key was generated with a 0 initial byte. Include PKCS12_BROKEN_KEYGEN compilation option to retain the old @@ -65,11 +85,11 @@ it when found. [Tim Rice via Richard Levitte] - *) Add a 'copy_extensions' option to the 'ca' utility. This copies + +) Add a 'copy_extensions' option to the 'ca' utility. This copies extensions from a certificate request to the certificate. [Steve Henson] - *) Allow multiple 'certopt' and 'nameopt' options to be separated + +) Allow multiple 'certopt' and 'nameopt' options to be separated by commas. Add 'namopt' and 'certopt' options to the 'ca' config file: this allows the display of the certificate about to be signed to be customised, to allow certain fields to be included @@ -82,7 +102,7 @@ don't write to the wrong index in ERR_set_error_data. [Bodo Moeller] - *) Function EC_POINTs_mul for simultaneous scalar multiplication + +) Function EC_POINTs_mul for simultaneous scalar multiplication of an arbitrary number of elliptic curve points, optionally including the generator defined for the EC_GROUP. EC_POINT_mul is a simple wrapper function for the typical case @@ -90,7 +110,7 @@ generator). [Bodo Moeller] - *) First EC_METHODs for curves over GF(p): + +) First EC_METHODs for curves over GF(p): EC_GFp_simple_method() uses the basic BN_mod_mul and BN_mod_sqr operations and provides various method functions that can also @@ -103,7 +123,7 @@ implementation directly derived from source code provided by Lenka Fibikova ] - *) Framework for elliptic curves (crypto/ec/ec.h, crypto/ec/ec_lcl.h, + +) Framework for elliptic curves (crypto/ec/ec.h, crypto/ec/ec_lcl.h, crypto/ec/ec_lib.c): Curves are EC_GROUP objects (with an optional group generator) @@ -116,18 +136,18 @@ than GF(p), some functions are limited to that for now. [Bodo Moeller] - *) Add the -HTTP option to s_server. It is similar to -WWW, but requires + +) Add the -HTTP option to s_server. It is similar to -WWW, but requires that the file contains a complete HTTP response. [Richard Levitte] - *) Add the ec directory to mkdef.pl and mkfiles.pl. In mkdef.pl + +) Add the ec directory to mkdef.pl and mkfiles.pl. In mkdef.pl change the def and num file printf format specifier from "%-40sXXX" to "%-39s XXX". The latter will always guarantee a space after the field while the former will cause them to run together if the field is 40 of more characters long. [Steve Henson] - *) Constify the cipher and digest 'method' functions and structures + +) Constify the cipher and digest 'method' functions and structures and modify related functions to take constant EVP_MD and EVP_CIPHER pointers. [Steve Henson] @@ -139,16 +159,16 @@ *) Replace rdtsc with _emit statements for VC++ version 5. [Jeremy Cooper ] - *) Hide BN_CTX structure details in bn_lcl.h instead of publishing them + +) Hide BN_CTX structure details in bn_lcl.h instead of publishing them in . Also further increase BN_CTX_NUM to 32. [Bodo Moeller] - *) Modify EVP_Digest*() routines so they now return values. Although the + +) Modify EVP_Digest*() routines so they now return values. Although the internal software routines can never fail additional hardware versions might. [Steve Henson] - *) Clean up crypto/err/err.h and change some error codes to avoid conflicts: + +) Clean up crypto/err/err.h and change some error codes to avoid conflicts: Previously ERR_R_FATAL was too small and coincided with ERR_LIB_PKCS7 (= ERR_R_PKCS7_LIB); it is now 64 instead of 32. @@ -166,11 +186,11 @@ Add new error code 'ERR_R_INTERNAL_ERROR'. [Bodo Moeller] - *) Don't overuse locks in crypto/err/err.c: For data retrieval, CRYPTO_r_lock + +) Don't overuse locks in crypto/err/err.c: For data retrieval, CRYPTO_r_lock suffices. [Bodo Moeller] - *) New option '-subj arg' for 'openssl req' and 'openssl ca'. This + +) New option '-subj arg' for 'openssl req' and 'openssl ca'. This sets the subject name for a new request or supersedes the subject name in a given request. Formats that can be parsed are 'CN=Some Name, OU=myOU, C=IT' @@ -183,7 +203,7 @@ *) Make it possible to reuse SSLv2 sessions. [Richard Levitte] - *) Introduce the possibility to access global variables through + +) Introduce the possibility to access global variables through functions on platform were that's the best way to handle exporting global variables in shared libraries. To enable this functionality, one must configure with "EXPORT_VAR_AS_FN" or defined the C macro @@ -221,19 +241,19 @@ X509_NAME_get_index_by_NID() since 0 is a valid index. [Steve Henson reported by Massimiliano Pala ] - *) In BN_div() keep a copy of the sign of 'num' before writing the + +) In BN_div() keep a copy of the sign of 'num' before writing the result to 'rm' because if rm==num the value will be overwritten and produce the wrong result if 'num' is negative: this caused problems with BN_mod() and BN_nnmod(). [Steve Henson] - *) Function OCSP_request_verify(). This checks the signature on an + +) Function OCSP_request_verify(). This checks the signature on an OCSP request and verifies the signer certificate. The signer certificate is just checked for a generic purpose and OCSP request trust settings. [Steve Henson] - *) Add OCSP_check_validity() function to check the validity of OCSP + +) Add OCSP_check_validity() function to check the validity of OCSP responses. OCSP responses are prepared in real time and may only be a few seconds old. Simply checking that the current time lies between thisUpdate and nextUpdate max reject otherwise valid responses @@ -244,7 +264,7 @@ ocsp utility. [Steve Henson] - *) If signature or public key algorithm is unrecognized print out its + +) If signature or public key algorithm is unrecognized print out its OID rather that just UNKOWN. [Steve Henson] @@ -253,13 +273,13 @@ PKCS7_verify() fails with non detached data. [Steve Henson] - *) Change OCSP_cert_to_id() to tolerate a NULL subject certificate and + +) Change OCSP_cert_to_id() to tolerate a NULL subject certificate and OCSP_cert_id_new() a NULL serialNumber. This allows a partial certificate ID to be generated from the issuer certificate alone which can then be passed to OCSP_id_issuer_cmp(). [Steve Henson] - *) New compilation option ASN1_ITEM_FUNCTIONS. This causes the new + +) New compilation option ASN1_ITEM_FUNCTIONS. This causes the new ASN1 modules to export functions returning ASN1_ITEM pointers instead of the ASN1_ITEM structures themselves. This adds several new macros which allow the underlying ASN1 function/structure to @@ -271,7 +291,7 @@ functions returning pointers to structures is not. [Steve Henson] - *) Add support for overriding the generation of SSL/TLS session IDs. + +) Add support for overriding the generation of SSL/TLS session IDs. These callbacks can be registered either in an SSL_CTX or per SSL. The purpose of this is to allow applications to control, if they wish, the arbitrary values chosen for use as session IDs, particularly as it @@ -280,7 +300,7 @@ to use such a feature) has been added to "s_server". [Geoff Thorpe, Lutz Jaenicke] - *) Modify mkdef.pl to recognise and parse prprocessor conditionals + +) Modify mkdef.pl to recognise and parse prprocessor conditionals of the form '#if defined(...) || defined(...) || ...' and '#if !defined(...) && !defined(...) && ...'. This also avoids the growing number of special cases it was previously handling. @@ -290,7 +310,7 @@ New function OPENSSL_issetugid(). [Ulf Moeller] - *) Make all configuration macros available for application by making + +) Make all configuration macros available for application by making sure they are available in opensslconf.h, by giving them names starting with "OPENSSL_" to avoid conflicts with other packages and by making sure e_os2.h will cover all platform-specific cases together with @@ -303,7 +323,7 @@ what is available. [Richard Levitte] - *) New option -set_serial to 'req' and 'x509' this allows the serial + +) New option -set_serial to 'req' and 'x509' this allows the serial number to use to be specified on the command line. Previously self signed certificates were hard coded with serial number 0 and the CA options of 'x509' had to use a serial number in a file which was @@ -323,7 +343,7 @@ assumption that thread ID 0 is impossible). [Bodo Moeller] - *) New options to 'ca' utility to support V2 CRL entry extensions. + +) New options to 'ca' utility to support V2 CRL entry extensions. Currently CRL reason, invalidity date and hold instruction are supported. Add new CRL extensions to V3 code and some new objects. [Steve Henson] @@ -331,26 +351,26 @@ *) Add "-rand" option also to s_client and s_server. [Lutz Jaenicke] - *) New function EVP_CIPHER_CTX_set_padding() this is used to + +) New function EVP_CIPHER_CTX_set_padding() this is used to disable standard block padding (aka PKCS#5 padding) in the EVP API, which was previously mandatory. This means that the data is not padded in any way and so the total length much be a multiple of the block size, otherwise an error occurs. [Steve Henson] - *) Initial (incomplete) OCSP SSL support. + +) Initial (incomplete) OCSP SSL support. [Steve Henson] *) Fix CPU detection on Irix 6.x. [Kurt Hockenbury and "Bruce W. Forsberg" ] - *) New function OCSP_parse_url(). This splits up a URL into its host, + +) New function OCSP_parse_url(). This splits up a URL into its host, port and path components: primarily to parse OCSP URLs. New -url option to ocsp utility. [Steve Henson] - *) New nonce behavior. The return value of OCSP_check_nonce() now + +) New nonce behavior. The return value of OCSP_check_nonce() now reflects the various checks performed. Applications can decide whether to tolerate certain situations such as an absent nonce in a response when one was present in a request: the ocsp application @@ -359,37 +379,41 @@ the request is nonce-less. [Steve Henson] + *) Fix X509_NAME bug which produced incorrect encoding if X509_NAME + was empty. + [This change does not apply to 0.9.7.] + *) Use the cached encoding of an X509_NAME structure rather than copying it. This is apparently the reason for the libsafe "errors" but the code is actually correct. [Steve Henson] - *) Disable stdin buffering in load_cert (apps/apps.c) so that no certs are + +) Disable stdin buffering in load_cert (apps/apps.c) so that no certs are skipped when using openssl x509 multiple times on a single input file, e.g. "(openssl x509 -out cert1; openssl x509 -out cert2) ] - *) New OCSP verify flag OCSP_TRUSTOTHER. When set the "other" certificates + +) New OCSP verify flag OCSP_TRUSTOTHER. When set the "other" certificates passed by the function are trusted implicitly. If any of them signed the reponse then it is assumed to be valid and is not verified. [Steve Henson] + -) Make the CRL encoding routines work with empty SEQUENCE OF. The + macros previously used would not encode an empty SEQUENCE OF + and break the signature. + [Steve Henson] + [This change does not apply to 0.9.7.] + *) Zero the premaster secret after deriving the master secret in DH ciphersuites. [Steve Henson] - *) In PKCS7_set_type() initialise content_type in PKCS7_ENC_CONTENT + +) In PKCS7_set_type() initialise content_type in PKCS7_ENC_CONTENT to data. This was previously part of the PKCS7 ASN1 code. This was causing problems with OpenSSL created PKCS#12 and PKCS#7 structures. [Steve Henson, reported by Kenneth R. Robinette ] - *) Add CRYPTO_push_info() and CRYPTO_pop_info() calls to new ASN1 + +) Add CRYPTO_push_info() and CRYPTO_pop_info() calls to new ASN1 routines: without these tracing memory leaks is very painful. Fix leaks in PKCS12 and PKCS7 routines. [Steve Henson] @@ -489,7 +519,7 @@ *) ./config script fixes. [Ulf Moeller, Richard Levitte] - *) Make X509_time_adj() cope with the new behaviour of ASN1_TIME_new(). + +) Make X509_time_adj() cope with the new behaviour of ASN1_TIME_new(). Previously it initialised the 'type' argument to V_ASN1_UTCTIME which effectively meant GeneralizedTime would never be used. Now it is initialised to -1 but X509_time_adj() now has to check the value @@ -498,7 +528,7 @@ [Steve Henson, reported by Kenneth R. Robinette ] - *) Fixes to BN_to_ASN1_INTEGER when bn is zero. This would previously + +) Fixes to BN_to_ASN1_INTEGER when bn is zero. This would previously result in a zero length in the ASN1_INTEGER structure which was not consistent with the structure when d2i_ASN1_INTEGER() was used and would cause ASN1_INTEGER_cmp() to fail. Enhance s2i_ASN1_INTEGER() @@ -509,7 +539,7 @@ *) Fix 'openssl passwd -1'. [Bodo Moeller] - *) Add summary printout to ocsp utility. The various functions which + +) Add summary printout to ocsp utility. The various functions which convert status values to strings have been renamed to: OCSP_response_status_str(), OCSP_cert_status_str() and OCSP_crl_reason_str() and are no longer static. New options @@ -517,7 +547,7 @@ printout format cleaned up. [Steve Henson] - *) Add additional OCSP certificate checks. These are those specified + +) Add additional OCSP certificate checks. These are those specified in RFC2560. This consists of two separate checks: the CA of the certificate being checked must either be the OCSP signer certificate or the issuer of the OCSP signer certificate. In the latter case the @@ -527,7 +557,7 @@ in the OCSP_CERTID structures of the response. [Steve Henson] - *) Initial OCSP certificate verification added to OCSP_basic_verify() + +) Initial OCSP certificate verification added to OCSP_basic_verify() and related routines. This uses the standard OpenSSL certificate verify routines to perform initial checks (just CA validity) and to obtain the certificate chain. Then additional checks will be @@ -537,7 +567,7 @@ chains to that CA is an acceptable OCSP signing certificate. [Steve Henson] - *) New '-extfile ...' option to 'openssl ca' for reading X.509v3 + +) New '-extfile ...' option to 'openssl ca' for reading X.509v3 extensions from a separate configuration file. As when reading extensions from the main configuration file, the '-extensions ...' option may be used for specifying the @@ -550,33 +580,33 @@ by adding an extra length parameter to asc2uni(). [Steve Henson, reported by ] - *) New OCSP utility. Allows OCSP requests to be generated or + +) New OCSP utility. Allows OCSP requests to be generated or read. The request can be sent to a responder and the output parsed, outputed or printed in text form. Not complete yet: still needs to check the OCSP response validity. [Steve Henson] - *) New subcommands for 'openssl ca': + +) New subcommands for 'openssl ca': 'openssl ca -status ' prints the status of the cert with the given serial number (according to the index file). 'openssl ca -updatedb' updates the expiry status of certificates in the index file. [Massimiliano Pala ] - *) New '-newreq-nodes' command option to CA.pl. This is like + +) New '-newreq-nodes' command option to CA.pl. This is like '-newreq', but calls 'openssl req' with the '-nodes' option so that the resulting key is not encrypted. [Damien Miller ] - *) New configuration for the GNU Hurd. + +) New configuration for the GNU Hurd. [Jonathan Bartlett via Richard Levitte] - *) Initial code to implement OCSP basic response verify. This + +) Initial code to implement OCSP basic response verify. This is currently incomplete. Currently just finds the signer's certificate and verifies the signature on the response. [Steve Henson] - *) New SSLeay_version code SSLEAY_DIR to determine the compiled-in + +) New SSLeay_version code SSLEAY_DIR to determine the compiled-in value of OPENSSLDIR. This is available via the new '-d' option to 'openssl version', and is also included in 'openssl version -a'. [Bodo Moeller] @@ -585,7 +615,7 @@ call failed, free the DSA structure. [Bodo Moeller] - *) Allowing defining memory allocation callbacks that will be given + +) Allowing defining memory allocation callbacks that will be given file name and line number information in additional arguments (a const char* and an int). The basic functionality remains, as well as the original possibility to just replace malloc(), @@ -610,20 +640,20 @@ These are present in some PKCS#12 files. [Steve Henson] - *) Finish off removing the remaining LHASH function pointer casts. + +) Finish off removing the remaining LHASH function pointer casts. There should no longer be any prototype-casting required when using the LHASH abstraction, and any casts that remain are "bugs". See the callback types and macros at the head of lhash.h for details (and "OBJ_cleanup" in crypto/objects/obj_dat.c as an example). [Geoff Thorpe] - *) Add automatic query of EGD sockets in RAND_poll() for the unix variant. + +) Add automatic query of EGD sockets in RAND_poll() for the unix variant. If an EGD or PRNGD is running and enough entropy is returned, automatic seeding like with /dev/[u]random will be performed. Positions tried are: /etc/entropy, /var/run/egd-pool. [Lutz Jaenicke] - *) Change the Unix RAND_poll() variant to be able to poll several + +) Change the Unix RAND_poll() variant to be able to poll several random devices, as specified by DEVRANDOM, until a sufficient amount of data has been collected. We spend at most 10 ms on each file (select timeout) and read in non-blocking mode. DEVRANDOM now @@ -634,7 +664,7 @@ For VMS, there's a currently-empty rand_vms.c. [Richard Levitte] - *) Move OCSP client related routines to ocsp_cl.c. These + +) Move OCSP client related routines to ocsp_cl.c. These provide utility functions which an application needing to issue a request to an OCSP responder and analyse the response will typically need: as opposed to those which an @@ -656,7 +686,7 @@ validity of the nonce in an OCSP response. [Steve Henson] - *) Change function OCSP_request_add() to OCSP_request_add0_id(). + +) Change function OCSP_request_add() to OCSP_request_add0_id(). This doesn't copy the supplied OCSP_CERTID and avoids the need to free up the newly created id. Change return type to OCSP_ONEREQ to return the internal OCSP_ONEREQ structure. @@ -667,13 +697,13 @@ will be added elsewhere. [Steve Henson] - *) Update OCSP API. Remove obsolete extensions argument from + +) Update OCSP API. Remove obsolete extensions argument from various functions. Extensions are now handled using the new OCSP extension code. New simple OCSP HTTP function which can be used to send requests and parse the response. [Steve Henson] - *) Fix the PKCS#7 (S/MIME) code to work with new ASN1. Two new + +) Fix the PKCS#7 (S/MIME) code to work with new ASN1. Two new ASN1_ITEM structures help with sign and verify. PKCS7_ATTR_SIGN uses the special reorder version of SET OF to sort the attributes and reorder them to match the encoded order. This resolves a long @@ -686,12 +716,12 @@ to produce the required SET OF. [Steve Henson] - *) Have mk1mf.pl generate the macros OPENSSL_BUILD_SHLIBCRYPTO and + +) Have mk1mf.pl generate the macros OPENSSL_BUILD_SHLIBCRYPTO and OPENSSL_BUILD_SHLIBSSL and use them appropriately in the header files to get correct declarations of the ASN.1 item variables. [Richard Levitte] - *) Rewrite of PKCS#12 code to use new ASN1 functionality. Replace many + +) Rewrite of PKCS#12 code to use new ASN1 functionality. Replace many PKCS#12 macros with real functions. Fix two unrelated ASN1 bugs: asn1_check_tlen() would sometimes attempt to use 'ctx' when it was NULL and ASN1_TYPE was not dereferenced properly in asn1_ex_c2i(). @@ -699,34 +729,34 @@ ASN1_ITEM and no wrapper functions. [Steve Henson] - *) New functions or ASN1_item_d2i_fp() and ASN1_item_d2i_bio(). These + +) New functions or ASN1_item_d2i_fp() and ASN1_item_d2i_bio(). These replace the old function pointer based I/O routines. Change most of the *_d2i_bio() and *_d2i_fp() functions to use these. [Steve Henson] - *) Enhance mkdef.pl to be more accepting about spacing in C preprocessor + +) Enhance mkdef.pl to be more accepting about spacing in C preprocessor lines, recognice more "algorithms" that can be deselected, and make it complain about algorithm deselection that isn't recognised. [Richard Levitte] - *) New ASN1 functions to handle dup, sign, verify, digest, pack and + +) New ASN1 functions to handle dup, sign, verify, digest, pack and unpack operations in terms of ASN1_ITEM. Modify existing wrappers to use new functions. Add NO_ASN1_OLD which can be set to remove some old style ASN1 functions: this can be used to determine if old code will still work when these eventually go away. [Steve Henson] - *) New extension functions for OCSP structures, these follow the + +) New extension functions for OCSP structures, these follow the same conventions as certificates and CRLs. [Steve Henson] - *) New function X509V3_add1_i2d(). This automatically encodes and + +) New function X509V3_add1_i2d(). This automatically encodes and adds an extension. Its behaviour can be customised with various flags to append, replace or delete. Various wrappers added for certifcates and CRLs. [Steve Henson] - *) Fix to avoid calling the underlying ASN1 print routine when + +) Fix to avoid calling the underlying ASN1 print routine when an extension cannot be parsed. Correct a typo in the OCSP_SERVICELOC extension. Tidy up print OCSP format. [Steve Henson] @@ -745,20 +775,20 @@ [Bodo Moeller, Geoff Thorpe; original patch submitted by "Reddie, Steven" ] - *) Make mkdef.pl parse some of the ASN1 macros and add apropriate + +) Make mkdef.pl parse some of the ASN1 macros and add apropriate entries for variables. [Steve Henson] *) Fix a deadlock in CRYPTO_mem_leaks(). [Bodo Moeller] - *) Add functionality to apps/openssl.c for detecting locking + +) Add functionality to apps/openssl.c for detecting locking problems: As the program is single-threaded, all we have to do is register a locking callback using an array for storing which locks are currently held by the program. [Bodo Moeller] - *) Use a lock around the call to CRYPTO_get_ex_new_index() in + +) Use a lock around the call to CRYPTO_get_ex_new_index() in SSL_get_ex_data_X509_STORE_idx(), which is used in ssl_verify_cert_chain() and thus can be called at any time during TLS/SSL handshakes so that thread-safety is essential. @@ -766,19 +796,19 @@ for multi-threaded use, so it probably should be abolished. [Bodo Moeller] - *) Added Broadcom "ubsec" ENGINE to OpenSSL. + +) Added Broadcom "ubsec" ENGINE to OpenSSL. [Broadcom, tweaked and integrated by Geoff Thorpe] - *) Move common extension printing code to new function + +) Move common extension printing code to new function X509V3_print_extensions(). Reorganise OCSP print routines and implement some needed OCSP ASN1 functions. Add OCSP extensions. [Steve Henson] - *) New function X509_signature_print() to remove duplication in some + +) New function X509_signature_print() to remove duplication in some print routines. [Steve Henson] - *) Add a special meaning when SET OF and SEQUENCE OF flags are both + +) Add a special meaning when SET OF and SEQUENCE OF flags are both set (this was treated exactly the same as SET OF previously). This is used to reorder the STACK representing the structure to match the encoding. This will be used to get round a problem where a PKCS7 @@ -786,15 +816,15 @@ order did not reflect the encoded order. [Steve Henson] - *) Reimplement the OCSP ASN1 module using the new code. + +) Reimplement the OCSP ASN1 module using the new code. [Steve Henson] - *) Update the X509V3 code to permit the use of an ASN1_ITEM structure + +) Update the X509V3 code to permit the use of an ASN1_ITEM structure for its ASN1 operations. The old style function pointers still exist for now but they will eventually go away. [Steve Henson] - *) Merge in replacement ASN1 code from the ASN1 branch. This almost + +) Merge in replacement ASN1 code from the ASN1 branch. This almost completely replaces the old ASN1 functionality with a table driven encoder and decoder which interprets an ASN1_ITEM structure describing the ASN1 module. Compatibility with the existing ASN1 API (i2d,d2i) is @@ -802,21 +832,21 @@ has also been converted to the new form. [Steve Henson] - *) Change BN_mod_exp_recp so that negative moduli are tolerated + +) Change BN_mod_exp_recp so that negative moduli are tolerated (the sign is ignored). Similarly, ignore the sign in BN_MONT_CTX_set so that BN_mod_exp_mont and BN_mod_exp_mont_word work for negative moduli. [Bodo Moeller] - *) Fix BN_uadd and BN_usub: Always return non-negative results instead + +) Fix BN_uadd and BN_usub: Always return non-negative results instead of not touching the result's sign bit. [Bodo Moeller] - *) BN_div bugfix: If the result is 0, the sign (res->neg) must not be + +) BN_div bugfix: If the result is 0, the sign (res->neg) must not be set. [Bodo Moeller] - *) Changed the LHASH code to use prototypes for callbacks, and created + +) Changed the LHASH code to use prototypes for callbacks, and created macros to declare and implement thin (optionally static) functions that provide type-safety and avoid function pointer casting for the type-specific callbacks. @@ -825,7 +855,7 @@ *) Use better test patterns in bntest. [Ulf Möller] - *) Added Kerberos Cipher Suites to be used with TLS, as written in + +) Added Kerberos Cipher Suites to be used with TLS, as written in RFC 2712. [Veers Staats , Jeffrey Altman , via Richard Levitte] @@ -836,15 +866,15 @@ *) BN_rshift bugfix for n == 0. [Bodo Moeller] - *) Reformat the FAQ so the different questions and answers can be divided + +) Reformat the FAQ so the different questions and answers can be divided in sections depending on the subject. [Richard Levitte] - *) Have the zlib compression code load ZLIB.DLL dynamically under + +) Have the zlib compression code load ZLIB.DLL dynamically under Windows. [Richard Levitte] - *) New function BN_mod_sqrt for computing square roots modulo a prime + +) New function BN_mod_sqrt for computing square roots modulo a prime (using the probabilistic Tonelli-Shanks algorithm unless p == 3 (mod 4) or p == 5 (mod 8), which are cases that can be handled deterministically). @@ -860,7 +890,7 @@ result of the server certificate verification.) [Lutz Jaenicke] - *) Make BN_mod_inverse faster by explicitly handling small quotients + +) Make BN_mod_inverse faster by explicitly handling small quotients in the Euclid loop. (Speed gain about 20% for small moduli [256 or 512 bits], about 30% for larger ones [1024 or 2048 bits].) [Bodo Moeller] @@ -881,17 +911,17 @@ does the actual work for ssl3_read_internal. [Bodo Moeller] - *) New function BN_kronecker. + +) New function BN_kronecker. [Bodo Moeller] - *) Fix BN_gcd so that it works on negative inputs; the result is + +) Fix BN_gcd so that it works on negative inputs; the result is positive unless both parameters are zero. Previously something reasonably close to an infinite loop was possible because numbers could be growing instead of shrinking in the implementation of Euclid's algorithm. [Bodo Moeller] - *) Fix BN_is_word() and BN_is_one() macros to take into account the + +) Fix BN_is_word() and BN_is_one() macros to take into account the sign of the number in question. Fix BN_is_word(a,w) to work correctly for w == 0. @@ -909,20 +939,20 @@ happening the other way round. [Geoff Thorpe] - *) New function BN_swap. + +) New function BN_swap. [Bodo Moeller] - *) Use BN_nnmod instead of BN_mod in crypto/bn/bn_exp.c so that + +) Use BN_nnmod instead of BN_mod in crypto/bn/bn_exp.c so that the exponentiation functions are more likely to produce reasonable results on negative inputs. [Bodo Moeller] - *) Change BN_mod_mul so that the result is always non-negative. + +) Change BN_mod_mul so that the result is always non-negative. Previously, it could be negative if one of the factors was negative; I don't think anyone really wanted that behaviour. [Bodo Moeller] - *) Move BN_mod_... functions into new file crypto/bn/bn_mod.c + +) Move BN_mod_... functions into new file crypto/bn/bn_mod.c (except for exponentiation, which stays in crypto/bn/bn_exp.c, and BN_mod_mul_reciprocal, which stays in crypto/bn/bn_recp.c) and add new functions: @@ -948,7 +978,7 @@ be reduced modulo m. [Lenka Fibikova , Bodo Moeller] - *) Remove a few calls to bn_wexpand() in BN_sqr() (the one in there + +) Remove a few calls to bn_wexpand() in BN_sqr() (the one in there was actually never needed) and in BN_mul(). The removal in BN_mul() required a small change in bn_mul_part_recursive() and the addition of the functions bn_cmp_part_words(), bn_sub_part_words() and @@ -957,7 +987,7 @@ differing sizes. [Richard Levitte] - *) In 'openssl passwd', verify passwords read from the terminal + +) In 'openssl passwd', verify passwords read from the terminal unless the '-salt' option is used (which usually means that verification would just waste user's time since the resulting hash is going to be compared with some given password hash) @@ -969,28 +999,28 @@ cause any problems. [Bodo Moeller] - *) Remove all references to RSAref, since there's no more need for it. + +) Remove all references to RSAref, since there's no more need for it. [Richard Levitte] *) Increase BN_CTX_NUM (the number of BIGNUMs in a BN_CTX) to 16. The previous value, 12, was not always sufficient for BN_mod_exp(). [Bodo Moeller] - *) Make DSO load along a path given through an environment variable + +) Make DSO load along a path given through an environment variable (SHLIB_PATH) with shl_load(). [Richard Levitte] - *) Constify the ENGINE code as a result of BIGNUM constification. + +) Constify the ENGINE code as a result of BIGNUM constification. Also constify the RSA code and most things related to it. In a few places, most notable in the depth of the ASN.1 code, ugly casts back to non-const were required (to be solved at a later time) [Richard Levitte] - *) Make it so the openssl application has all engines loaded by default. + +) Make it so the openssl application has all engines loaded by default. [Richard Levitte] - *) Constify the BIGNUM routines a little more. + +) Constify the BIGNUM routines a little more. [Richard Levitte] *) Make sure that shared libraries get the internal name engine with @@ -999,7 +1029,7 @@ be changed again when we can guarantee backward binary compatibility. [Richard Levitte] - *) Add the following functions: + +) Add the following functions: ENGINE_load_cswift() ENGINE_load_chil() @@ -1017,66 +1047,66 @@ declarations (they differed!). [Richard Levitte] - *) 'openssl engine' can now list capabilities. + +) 'openssl engine' can now list capabilities. [Richard Levitte] - *) Better error reporting in 'openssl engine'. + +) Better error reporting in 'openssl engine'. [Richard Levitte] - *) Never call load_dh_param(NULL) in s_server. + +) Never call load_dh_param(NULL) in s_server. [Bodo Moeller] - *) Add engine application. It can currently list engines by name and + +) Add engine application. It can currently list engines by name and identity, and test if they are actually available. [Richard Levitte] - *) Add support for shared libraries under Irix. + +) Add support for shared libraries under Irix. [Albert Chin-A-Young ] - *) Improve RPM specification file by forcing symbolic linking and making + +) Improve RPM specification file by forcing symbolic linking and making sure the installed documentation is also owned by root.root. [Damien Miller ] - *) Add configuration option to build on Linux on both big-endian and + +) Add configuration option to build on Linux on both big-endian and little-endian MIPS. [Ralf Baechle ] - *) Give the OpenSSL applications more possibilities to make use of + +) Give the OpenSSL applications more possibilities to make use of keys (public as well as private) handled by engines. [Richard Levitte] - *) Add OCSP code that comes from CertCo. + +) Add OCSP code that comes from CertCo. [Richard Levitte] - *) Add VMS support for the Rijndael code. + +) Add VMS support for the Rijndael code. [Richard Levitte] - *) Added untested support for Nuron crypto accelerator. + +) Added untested support for Nuron crypto accelerator. [Ben Laurie] - *) Add support for external cryptographic devices. This code was + +) Add support for external cryptographic devices. This code was previously distributed separately as the "engine" branch. [Geoff Thorpe, Richard Levitte] - *) Rework the filename-translation in the DSO code. It is now possible to + +) Rework the filename-translation in the DSO code. It is now possible to have far greater control over how a "name" is turned into a filename depending on the operating environment and any oddities about the different shared library filenames on each system. [Geoff Thorpe] - *) Support threads on FreeBSD-elf in Configure. + +) Support threads on FreeBSD-elf in Configure. [Richard Levitte] - *) Add the possibility to create shared libraries on HP-UX + +) Add the possibility to create shared libraries on HP-UX [Richard Levitte] - *) Fix for SHA1 assembly problem with MASM: it produces + +) Fix for SHA1 assembly problem with MASM: it produces warnings about corrupt line number information when assembling with debugging information. This is caused by the overlapping of two sections. [Bernd Matthes , Steve Henson] - *) NCONF changes. + +) NCONF changes. NCONF_get_number() has no error checking at all. As a replacement, NCONF_get_number_e() is defined (_e for "error checking") and is promoted strongly. The old NCONF_get_number is kept around for @@ -1105,24 +1135,24 @@ static ones. [Richard Levitte] - *) Fix for non blocking accept BIOs. Added new I/O special reason + +) Fix for non blocking accept BIOs. Added new I/O special reason BIO_RR_ACCEPT to cover this case. Previously use of accept BIOs with non blocking I/O was not possible because no retry code was implemented. Also added new SSL code SSL_WANT_ACCEPT to cover this case. [Steve Henson] - *) Added the beginnings of Rijndael support. + +) Added the beginnings of Rijndael support. [Ben Laurie] - *) Fix for bug in DirectoryString mask setting. Add support for + +) Fix for bug in DirectoryString mask setting. Add support for X509_NAME_print_ex() in 'req' and X509_print_ex() function to allow certificate printing to more controllable, additional 'certopt' option to 'x509' to allow new printing options to be set. [Steve Henson] - *) Clean old EAY MD5 hack from e_os.h. + +) Clean old EAY MD5 hack from e_os.h. [Richard Levitte] *) Fix SSL_CTX_set_read_ahead macro to actually use its argument.