#include <openssl/x509.h>
#include <openssl/pem.h>
#include <openssl/pkcs12.h>
-#ifndef NO_DES
+#ifndef OPENSSL_NO_DES
#include <openssl/des.h>
#endif
#define MIN_LENGTH 4
-static int def_callback(char *buf, int num, int w, void *userdata);
static int load_iv(unsigned char **fromp,unsigned char *to, int num);
+static int check_pem(const char *nm, const char *name);
-static int def_callback(char *buf, int num, int w, void *userdata)
+int PEM_def_callback(char *buf, int num, int w, void *key)
{
-#ifdef NO_FP_API
+#ifdef OPENSSL_NO_FP_API
/* We should not ever call the default callback routine from
* windows. */
PEMerr(PEM_F_DEF_CALLBACK,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
#else
int i,j;
const char *prompt;
+ if(key) {
+ i=strlen(key);
+ i=(i > num)?num:i;
+ memcpy(buf,key,i);
+ return(i);
+ }
prompt=EVP_get_pw_prompt();
if (prompt == NULL)
buf[j+i*2+1]='\0';
}
-#ifndef NO_FP_API
+#ifndef OPENSSL_NO_FP_API
char *PEM_ASN1_read(char *(*d2i)(), const char *name, FILE *fp, char **x,
pem_password_cb *cb, void *u)
{
}
#endif
-char *PEM_ASN1_read_bio(char *(*d2i)(), const char *name, BIO *bp, char **x,
+static int check_pem(const char *nm, const char *name)
+{
+ /* Normal matching nm and name */
+ if (!strcmp(nm,name)) return 1;
+
+ /* Make PEM_STRING_EVP_PKEY match any private key */
+
+ if(!strcmp(nm,PEM_STRING_PKCS8) &&
+ !strcmp(name,PEM_STRING_EVP_PKEY)) return 1;
+
+ if(!strcmp(nm,PEM_STRING_PKCS8INF) &&
+ !strcmp(name,PEM_STRING_EVP_PKEY)) return 1;
+
+ if(!strcmp(nm,PEM_STRING_RSA) &&
+ !strcmp(name,PEM_STRING_EVP_PKEY)) return 1;
+
+ if(!strcmp(nm,PEM_STRING_DSA) &&
+ !strcmp(name,PEM_STRING_EVP_PKEY)) return 1;
+
+ if(!strcmp(nm,PEM_STRING_ECDSA) &&
+ !strcmp(name,PEM_STRING_EVP_PKEY)) return 1;
+ /* Permit older strings */
+
+ if(!strcmp(nm,PEM_STRING_X509_OLD) &&
+ !strcmp(name,PEM_STRING_X509)) return 1;
+
+ if(!strcmp(nm,PEM_STRING_X509_REQ_OLD) &&
+ !strcmp(name,PEM_STRING_X509_REQ)) return 1;
+
+ /* Allow normal certs to be read as trusted certs */
+ if(!strcmp(nm,PEM_STRING_X509) &&
+ !strcmp(name,PEM_STRING_X509_TRUSTED)) return 1;
+
+ if(!strcmp(nm,PEM_STRING_X509_OLD) &&
+ !strcmp(name,PEM_STRING_X509_TRUSTED)) return 1;
+
+ /* Some CAs use PKCS#7 with CERTIFICATE headers */
+ if(!strcmp(nm, PEM_STRING_X509) &&
+ !strcmp(name, PEM_STRING_PKCS7)) return 1;
+
+ return 0;
+}
+
+int PEM_bytes_read_bio(unsigned char **pdata, long *plen, char **pnm, const char *name, BIO *bp,
pem_password_cb *cb, void *u)
{
EVP_CIPHER_INFO cipher;
char *nm=NULL,*header=NULL;
- unsigned char *p=NULL,*data=NULL;
+ unsigned char *data=NULL;
long len;
- char *ret=NULL;
+ int ret = 0;
for (;;)
{
- if (!PEM_read_bio(bp,&nm,&header,&data,&len)) return(NULL);
- if ( (strcmp(nm,name) == 0) ||
- ((strcmp(nm,PEM_STRING_RSA) == 0) &&
- (strcmp(name,PEM_STRING_EVP_PKEY) == 0)) ||
- ((strcmp(nm,PEM_STRING_DSA) == 0) &&
- (strcmp(name,PEM_STRING_EVP_PKEY) == 0)) ||
- ((strcmp(nm,PEM_STRING_PKCS8) == 0) &&
- (strcmp(name,PEM_STRING_EVP_PKEY) == 0)) ||
- ((strcmp(nm,PEM_STRING_PKCS8INF) == 0) &&
- (strcmp(name,PEM_STRING_EVP_PKEY) == 0)) ||
- ((strcmp(nm,PEM_STRING_X509_OLD) == 0) &&
- (strcmp(name,PEM_STRING_X509) == 0)) ||
- ((strcmp(nm,PEM_STRING_X509_REQ_OLD) == 0) &&
- (strcmp(name,PEM_STRING_X509_REQ) == 0))
- )
- break;
- Free(nm);
- Free(header);
- Free(data);
+ if (!PEM_read_bio(bp,&nm,&header,&data,&len)) {
+ if(ERR_GET_REASON(ERR_peek_error()) ==
+ PEM_R_NO_START_LINE)
+ ERR_add_error_data(2, "Expecting: ", name);
+ return 0;
+ }
+ if(check_pem(nm, name)) break;
+ OPENSSL_free(nm);
+ OPENSSL_free(header);
+ OPENSSL_free(data);
}
if (!PEM_get_EVP_CIPHER_INFO(header,&cipher)) goto err;
if (!PEM_do_header(&cipher,data,&len,cb,u)) goto err;
- p=data;
- if (strcmp(name,PEM_STRING_EVP_PKEY) == 0) {
- if (strcmp(nm,PEM_STRING_RSA) == 0)
- ret=d2i(EVP_PKEY_RSA,x,&p,len);
- else if (strcmp(nm,PEM_STRING_DSA) == 0)
- ret=d2i(EVP_PKEY_DSA,x,&p,len);
- else if (strcmp(nm,PEM_STRING_PKCS8INF) == 0) {
- PKCS8_PRIV_KEY_INFO *p8inf;
- p8inf=d2i_PKCS8_PRIV_KEY_INFO(
- (PKCS8_PRIV_KEY_INFO **) x, &p, len);
- ret = (char *)EVP_PKCS82PKEY(p8inf);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- } else if (strcmp(nm,PEM_STRING_PKCS8) == 0) {
- PKCS8_PRIV_KEY_INFO *p8inf;
- X509_SIG *p8;
- int klen;
- char psbuf[PEM_BUFSIZE];
- p8 = d2i_X509_SIG((X509_SIG **)x, &p, len);
- if(!p8) goto p8err;
- if (cb) klen=cb(psbuf,PEM_BUFSIZE,0,u);
- else klen=def_callback(psbuf,PEM_BUFSIZE,0,u);
- if (klen <= 0) {
- PEMerr(PEM_F_PEM_ASN1_READ_BIO,
- PEM_R_BAD_PASSWORD_READ);
- goto err;
- }
- p8inf = M_PKCS8_decrypt(p8, psbuf, klen);
- X509_SIG_free(p8);
- if(!p8inf) goto p8err;
- ret = (char *)EVP_PKCS82PKEY(p8inf);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- }
- } else ret=d2i(x,&p,len);
-p8err:
- if (ret == NULL)
- PEMerr(PEM_F_PEM_ASN1_READ_BIO,ERR_R_ASN1_LIB);
+
+ *pdata = data;
+ *plen = len;
+
+ if (pnm)
+ *pnm = nm;
+
+ ret = 1;
+
err:
- Free(nm);
- Free(header);
- Free(data);
- return(ret);
+ if (!pnm) OPENSSL_free(nm);
+ OPENSSL_free(header);
+ if (!ret) OPENSSL_free(data);
+ return ret;
}
-#ifndef NO_FP_API
+#ifndef OPENSSL_NO_FP_API
int PEM_ASN1_write(int (*i2d)(), const char *name, FILE *fp, char *x,
const EVP_CIPHER *enc, unsigned char *kstr, int klen,
pem_password_cb *callback, void *u)
goto err;
}
/* dzise + 8 bytes are needed */
- data=(unsigned char *)Malloc((unsigned int)dsize+20);
+ data=(unsigned char *)OPENSSL_malloc((unsigned int)dsize+20);
if (data == NULL)
{
PEMerr(PEM_F_PEM_ASN1_WRITE_BIO,ERR_R_MALLOC_FAILURE);
if (kstr == NULL)
{
if (callback == NULL)
- klen=def_callback(buf,PEM_BUFSIZE,1,u);
+ klen=PEM_def_callback(buf,PEM_BUFSIZE,1,u);
else
klen=(*callback)(buf,PEM_BUFSIZE,1,u);
if (klen <= 0)
#endif
kstr=(unsigned char *)buf;
}
- RAND_seed(data,i);/* put in the RSA key. */
- RAND_bytes(iv,8); /* Generate a salt */
+ RAND_add(data,i,0);/* put in the RSA key. */
+ if (RAND_pseudo_bytes(iv,enc->iv_len) < 0) /* Generate a salt */
+ goto err;
/* The 'iv' is used as the iv and as a salt. It is
* NOT taken from the BytesToKey function */
EVP_BytesToKey(enc,EVP_md5(),iv,kstr,klen,1,key,NULL);
buf[0]='\0';
PEM_proc_type(buf,PEM_TYPE_ENCRYPTED);
- PEM_dek_info(buf,objstr,8,(char *)iv);
+ PEM_dek_info(buf,objstr,enc->iv_len,(char *)iv);
/* k=strlen(buf); */
-
- EVP_EncryptInit(&ctx,enc,key,iv);
+
+ EVP_CIPHER_CTX_init(&ctx);
+ EVP_EncryptInit_ex(&ctx,enc,NULL,key,iv);
EVP_EncryptUpdate(&ctx,data,&j,data,i);
- EVP_EncryptFinal(&ctx,&(data[j]),&i);
+ EVP_EncryptFinal_ex(&ctx,&(data[j]),&i);
+ EVP_CIPHER_CTX_cleanup(&ctx);
i+=j;
ret=1;
}
memset((char *)&ctx,0,sizeof(ctx));
memset(buf,0,PEM_BUFSIZE);
memset(data,0,(unsigned int)dsize);
- Free(data);
+ OPENSSL_free(data);
return(ret);
}
if (cipher->cipher == NULL) return(1);
if (callback == NULL)
- klen=def_callback(buf,PEM_BUFSIZE,0,u);
+ klen=PEM_def_callback(buf,PEM_BUFSIZE,0,u);
else
klen=callback(buf,PEM_BUFSIZE,0,u);
if (klen <= 0)
(unsigned char *)buf,klen,1,key,NULL);
j=(int)len;
- EVP_DecryptInit(&ctx,cipher->cipher,key,&(cipher->iv[0]));
+ EVP_CIPHER_CTX_init(&ctx);
+ EVP_DecryptInit_ex(&ctx,cipher->cipher,NULL, key,&(cipher->iv[0]));
EVP_DecryptUpdate(&ctx,data,&i,data,j);
- o=EVP_DecryptFinal(&ctx,&(data[i]),&j);
+ o=EVP_DecryptFinal_ex(&ctx,&(data[i]),&j);
EVP_CIPHER_CTX_cleanup(&ctx);
memset((char *)buf,0,sizeof(buf));
memset((char *)key,0,sizeof(key));
PEMerr(PEM_F_PEM_GET_EVP_CIPHER_INFO,PEM_R_UNSUPPORTED_ENCRYPTION);
return(0);
}
- if (!load_iv((unsigned char **)&header,&(cipher->iv[0]),8)) return(0);
+ if (!load_iv((unsigned char **)&header,&(cipher->iv[0]),enc->iv_len)) return(0);
return(1);
}
return(1);
}
-#ifndef NO_FP_API
+#ifndef OPENSSL_NO_FP_API
int PEM_write(FILE *fp, char *name, char *header, unsigned char *data,
long len)
{
goto err;
}
- buf=(unsigned char *)Malloc(PEM_BUFSIZE*8);
+ buf=(unsigned char *)OPENSSL_malloc(PEM_BUFSIZE*8);
if (buf == NULL)
{
reason=ERR_R_MALLOC_FAILURE;
}
EVP_EncodeFinal(&ctx,buf,&outl);
if ((outl > 0) && (BIO_write(bp,(char *)buf,outl) != outl)) goto err;
- Free(buf);
+ OPENSSL_free(buf);
if ( (BIO_write(bp,"-----END ",9) != 9) ||
(BIO_write(bp,name,nlen) != nlen) ||
(BIO_write(bp,"-----\n",6) != 6))
return(0);
}
-#ifndef NO_FP_API
+#ifndef OPENSSL_NO_FP_API
int PEM_read(FILE *fp, char **name, char **header, unsigned char **data,
long *len)
{
*header=headerB->data;
*data=(unsigned char *)dataB->data;
*len=bl;
- Free(nameB);
- Free(headerB);
- Free(dataB);
+ OPENSSL_free(nameB);
+ OPENSSL_free(headerB);
+ OPENSSL_free(dataB);
return(1);
err:
BUF_MEM_free(nameB);
BUF_MEM_free(dataB);
return(0);
}
-
-/* This function writes a private key in PKCS#8 format: it is a "drop in"
- * replacement for PEM_write_bio_PrivateKey(). As usual if 'enc' is NULL then
- * it uses the unencrypted private key form. It uses PKCS#5 v2.0 password based
- * encryption algorithms.
- */
-
-int PEM_write_bio_PKCS8PrivateKey(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
- char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- X509_SIG *p8;
- PKCS8_PRIV_KEY_INFO *p8inf;
- char buf[PEM_BUFSIZE];
- int ret;
- if(!(p8inf = EVP_PKEY2PKCS8(x))) {
- PEMerr(PEM_F_PEM_WRITE_BIO_PKCS8PRIVATEKEY,
- PEM_R_ERROR_CONVERTING_PRIVATE_KEY);
- return 0;
- }
- if(enc) {
- if(!kstr) {
- if(!cb) klen = def_callback(buf, PEM_BUFSIZE, 1, u);
- else klen = cb(buf, PEM_BUFSIZE, 1, u);
- if(klen <= 0) {
- PEMerr(PEM_F_PEM_WRITE_BIO_PKCS8PRIVATEKEY,
- PEM_R_READ_KEY);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- return 0;
- }
-
- kstr = buf;
- }
- p8 = PKCS8_encrypt(-1, enc, kstr, klen, NULL, 0, 0, p8inf);
- if(kstr == buf) memset(buf, 0, klen);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- ret = PEM_write_bio_PKCS8(bp, p8);
- X509_SIG_free(p8);
- return ret;
- } else {
- ret = PEM_write_bio_PKCS8_PRIV_KEY_INFO(bp, p8inf);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- return ret;
- }
-}
-
-int PEM_write_PKCS8PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
- char *kstr, int klen, pem_password_cb *cb, void *u)
-{
- BIO *bp;
- int ret;
- if(!(bp = BIO_new_fp(fp, BIO_NOCLOSE))) {
- PEMerr(PEM_F_PEM_F_PEM_WRITE_PKCS8PRIVATEKEY,ERR_R_BUF_LIB);
- return(0);
- }
- ret = PEM_write_bio_PKCS8PrivateKey(bp, x, enc, kstr, klen, cb, u);
- BIO_free(bp);
- return ret;
-}
projects / openssl.git / blobdiff