DEMO #include<openssl/evp.h>/* obtain an EVP_PKEY using whatever methods... */mctx = EVP_MD_CTX_new(); pctx = EVP_PKEY_CTX_new(pkey,NULL); EVP_PKEY_CTX_set1_id(pctx,id, id_len); EVP_MD_CTX_set_pkey_ctx(mctx, pctx); EVP_DigestVerifyInit(mctx,NULL, EVP_sm3(),NULL, p...
if ( !(pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_EC, NULL)) ){ goto clean_up;} if ( (EVP_PKEY_paramgen_init(pctx)) != 1 ){ goto clean_up;} if ( (EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, NID_sm2)) <= 0 ){ goto clean_up;} if ( (EVP_PKEY_keygen_init(pctx)) ...
40 if (!EVP_PKEY_set_type(pkey, OBJ_obj2nid(algoid))) { 41 i2t_ASN1_OBJECT(obj_tmp, 80, algoid); CRYPTO: refactor ERR_raise()+ERR_add_error_data() to ERR_raise_data() November 4, 2020 16:14 42 ERR_raise_data(ERR_LIB_EVP, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM, ...
Hi All, When I was trying to create an EVP_PKEY using EVP_PKEY_fromdata() method, I noticed something that I consider a potential bug. The problem is that EVP_PKEY_fromdata() does not set pkey->keymgmt to the key management that is creat...
ENGINE *e = ENGINE_by_id("ACME"); pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_RSA, e);if(!pctx)/* Error occurred */exit(-1);if(EVP_PKEY_keygen_init(pctx) <=0)/* Error */exit(-1);if(EVP_PKEY_CTX_set_rsa_keygen_bits(pctx,2048) <=0)/* Error */exit(-1);/* Generate ke...
1、SM2实现( 利openssl的evp)加解密#include #include #include #include openssl/ec.h #include openssl/evp.h/* Main function return value:0: main function executes successfully-1: an error occurs*/ int main(void)int ret = -1, i;EVP_PKEY_CTX *pctx = NULL, *ectx = NULL; EVP_PKEY *p...
EVP_CIPHER_CTX_set_padding(&cipher_ctx, 0); }And later: if (options & OPENSSL_RAW_DATA) { outbuf[outlen] = '\0'; RETVAL_STRINGL((char *)outbuf, outlen, 0); } else { int base64_str_len; char *base64_str; base64_str = (char*)php_base64_encode(outbuf, outlen, &base...
Openssl之 EVP 系列 作者: LaoKa 20080426 1. 算法封装 EVP系列的函数定义包含在 evp.h里面,这是一系列封装了 openssl加密库里面所有算法的函数。通 过这样的统一的封装,使得只需要在初始化参数的时候
Previously (in 1.1.1) they would return -2. For key types that do not have parameters then EVP_PKEY_param_check(3) will always return 1. Other notable deprecations and changes The function code part of an OpenSSL error code is no longer relevant This code is now always set to zero. ...
(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */ void *app_data; }EVP_CIPHER; 下面对这个结构的部分成员的含义作一些解释: nid——是算法类型的 nid 识别号,openssl 里面每个对象都有一个内部唯一的识别ID block_size——是每次加密的数据块的长度,以字节为单位 ...