#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 do_pk8pkey(BIO *bp, EVP_PKEY *x, int isder,
- int nid, const EVP_CIPHER *enc,
- char *kstr, int klen,
- pem_password_cb *cb, void *u);
-static int do_pk8pkey_fp(FILE *bp, EVP_PKEY *x, int isder,
- int nid, const EVP_CIPHER *enc,
- char *kstr, int klen,
- pem_password_cb *cb, void *u);
-
-static int def_callback(char *buf, int num, int w, void *key)
+
+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);
void PEM_dek_info(char *buf, const char *type, int len, char *str)
{
- static unsigned char map[17]="0123456789ABCDEF";
+ static const unsigned char map[17]="0123456789ABCDEF";
long i;
int j;
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)
{
if(!strcmp(nm,PEM_STRING_DSA) &&
!strcmp(name,PEM_STRING_EVP_PKEY)) return 1;
+ if(!strcmp(nm,PEM_STRING_ECPRIVATEKEY) &&
+ !strcmp(name,PEM_STRING_EVP_PKEY)) return 1;
/* Permit older strings */
if(!strcmp(nm,PEM_STRING_X509_OLD) &&
return 0;
}
-char *PEM_ASN1_read_bio(char *(*d2i)(), const char *name, BIO *bp, char **x,
+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(ERR_GET_REASON(ERR_peek_error()) ==
PEM_R_NO_START_LINE)
ERR_add_error_data(2, "Expecting: ", name);
- return(NULL);
+ return 0;
}
if(check_pem(nm, name)) break;
- Free(nm);
- Free(header);
- Free(data);
+ 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(NULL, &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);
- if(x) {
- if(*x) EVP_PKEY_free((EVP_PKEY *)*x);
- *x = ret;
- }
- 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 (!ret || !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);
+ /* actually it needs the cipher block size extra... */
+ 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)
kstr=(unsigned char *)buf;
}
RAND_add(data,i,0);/* put in the RSA key. */
- if (RAND_pseudo_bytes(iv,8) <= 0) /* Generate a salt */
+ OPENSSL_assert(enc->iv_len <= sizeof iv);
+ 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 */
if (kstr == (unsigned char *)buf) memset(buf,0,PEM_BUFSIZE);
+ OPENSSL_assert(strlen(objstr)+23+2*enc->iv_len+13 <= sizeof buf);
+
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(iv,0,sizeof(iv));
memset((char *)&ctx,0,sizeof(ctx));
memset(buf,0,PEM_BUFSIZE);
- memset(data,0,(unsigned int)dsize);
- Free(data);
+ if (data != NULL)
+ {
+ memset(data,0,(unsigned int)dsize);
+ 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)
{
if (strncmp(buf,"-----END ",9) == 0)
break;
if (i > 65) break;
- if (!BUF_MEM_grow(dataB,i+bl+9))
+ if (!BUF_MEM_grow_clean(dataB,i+bl+9))
{
PEMerr(PEM_F_PEM_READ_BIO,ERR_R_MALLOC_FAILURE);
goto err;
*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);
}
-
-/* These functions write a private key in PKCS#8 format: it is a "drop in"
- * replacement for PEM_write_bio_PrivateKey() and friends. As usual if 'enc'
- * is NULL then it uses the unencrypted private key form. The 'nid' versions
- * uses PKCS#5 v1.5 PBE algorithms whereas the others use PKCS#5 v2.0.
- */
-
-int PEM_write_bio_PKCS8PrivateKey_nid(BIO *bp, EVP_PKEY *x, int nid,
- char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- return do_pk8pkey(bp, x, 0, nid, NULL, kstr, klen, cb, u);
-}
-
-int PEM_write_bio_PKCS8PrivateKey(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
- char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- return do_pk8pkey(bp, x, 0, -1, enc, kstr, klen, cb, u);
-}
-
-int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
- char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- return do_pk8pkey(bp, x, 1, -1, enc, kstr, klen, cb, u);
-}
-
-int i2d_PKCS8PrivateKey_nid_bio(BIO *bp, EVP_PKEY *x, int nid,
- char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- return do_pk8pkey(bp, x, 1, nid, NULL, kstr, klen, cb, u);
-}
-
-static int do_pk8pkey(BIO *bp, EVP_PKEY *x, int isder, int nid, 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 || (nid != -1)) {
- 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(nid, enc, kstr, klen, NULL, 0, 0, p8inf);
- if(kstr == buf) memset(buf, 0, klen);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- if(isder) ret = i2d_PKCS8_bio(bp, p8);
- else ret = PEM_write_bio_PKCS8(bp, p8);
- X509_SIG_free(p8);
- return ret;
- } else {
- if(isder) ret = i2d_PKCS8_PRIV_KEY_INFO_bio(bp, p8inf);
- else ret = PEM_write_bio_PKCS8_PRIV_KEY_INFO(bp, p8inf);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- return ret;
- }
-}
-
-/* Finally the DER version to read PKCS#8 encrypted private keys. It has to be
- * here to access the default callback.
- */
-
-EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u)
-{
- PKCS8_PRIV_KEY_INFO *p8inf = NULL;
- X509_SIG *p8 = NULL;
- int klen;
- EVP_PKEY *ret;
- char psbuf[PEM_BUFSIZE];
- p8 = d2i_PKCS8_bio(bp, NULL);
- if(!p8) return NULL;
- if (cb) klen=cb(psbuf,PEM_BUFSIZE,0,u);
- else klen=def_callback(psbuf,PEM_BUFSIZE,0,u);
- if (klen <= 0) {
- PEMerr(PEM_F_D2I_PKCS8PRIVATEKEY_BIO, PEM_R_BAD_PASSWORD_READ);
- X509_SIG_free(p8);
- return NULL;
- }
- p8inf = M_PKCS8_decrypt(p8, psbuf, klen);
- X509_SIG_free(p8);
- if(!p8inf) return NULL;
- ret = EVP_PKCS82PKEY(p8inf);
- PKCS8_PRIV_KEY_INFO_free(p8inf);
- if(!ret) return NULL;
- if(x) {
- if(*x) EVP_PKEY_free(*x);
- *x = ret;
- }
- return ret;
-}
-
-#ifndef NO_FP_API
-
-int i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
- char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- return do_pk8pkey_fp(fp, x, 1, -1, enc, kstr, klen, cb, u);
-}
-
-int i2d_PKCS8PrivateKey_nid_fp(FILE *fp, EVP_PKEY *x, int nid,
- char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- return do_pk8pkey_fp(fp, x, 1, nid, NULL, kstr, klen, cb, u);
-}
-
-int PEM_write_PKCS8PrivateKey_nid(FILE *fp, EVP_PKEY *x, int nid,
- char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- return do_pk8pkey_fp(fp, x, 0, nid, NULL, kstr, klen, cb, u);
-}
-
-int PEM_write_PKCS8PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
- char *kstr, int klen, pem_password_cb *cb, void *u)
-{
- return do_pk8pkey_fp(fp, x, 0, -1, enc, kstr, klen, cb, u);
-}
-
-static int do_pk8pkey_fp(FILE *fp, EVP_PKEY *x, int isder, int nid, 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_DO_PK8KEY_FP,ERR_R_BUF_LIB);
- return(0);
- }
- ret = do_pk8pkey(bp, x, isder, nid, enc, kstr, klen, cb, u);
- BIO_free(bp);
- return ret;
-}
-
-EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u)
-{
- BIO *bp;
- EVP_PKEY *ret;
- if(!(bp = BIO_new_fp(fp, BIO_NOCLOSE))) {
- PEMerr(PEM_F_D2I_PKCS8PRIVATEKEY_FP,ERR_R_BUF_LIB);
- return NULL;
- }
- ret = d2i_PKCS8PrivateKey_bio(bp, x, cb, u);
- BIO_free(bp);
- return ret;
-}
-
-#endif
projects / openssl.git / blobdiff