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Updates from peer review. Refactor to combine some BIO elements into ptr. Revert change to BIO_set_fd.

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This commit is contained in:
David Garske
2019-09-27 10:36:02 -07:00
parent 34e0eb498a
commit 4c89a21d12
4 changed files with 60 additions and 59 deletions
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53
src/bio.c
View File

@ -139,11 +139,11 @@ static int wolfSSL_BIO_SSL_read(WOLFSSL_BIO* bio, void* buf,
if ((front == NULL) || front->eof)
return WOLFSSL_FATAL_ERROR;
ret = wolfSSL_read(bio->ssl, buf, len);
ret = wolfSSL_read((WOLFSSL*)bio->ptr, buf, len);
if (ret == 0)
front->eof = 1;
else if (ret < 0) {
int err = wolfSSL_get_error(bio->ssl, 0);
int err = wolfSSL_get_error((WOLFSSL*)bio->ptr, 0);
if ( !(err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE) )
front->eof = 1;
}
@ -205,7 +205,7 @@ int wolfSSL_BIO_read(WOLFSSL_BIO* bio, void* buf, int len)
#ifndef NO_FILESYSTEM
if (bio && bio->type == WOLFSSL_BIO_FILE) {
ret = (int)XFREAD(buf, 1, len, bio->file);
ret = (int)XFREAD(buf, 1, len, (XFILE)bio->ptr);
}
#endif
@ -303,13 +303,15 @@ static int wolfSSL_BIO_SSL_write(WOLFSSL_BIO* bio, const void* data,
WOLFSSL_ENTER("wolfSSL_BIO_SSL_write");
if (bio->ssl == 0) return BAD_FUNC_ARG;
if (bio->ptr == NULL) {
return BAD_FUNC_ARG;
}
ret = wolfSSL_write(bio->ssl, data, len);
ret = wolfSSL_write((WOLFSSL*)bio->ptr, data, len);
if (ret == 0)
front->eof = 1;
else if (ret < 0) {
int err = wolfSSL_get_error(bio->ssl, 0);
int err = wolfSSL_get_error((WOLFSSL*)bio->ptr, 0);
if ( !(err == SSL_ERROR_WANT_READ || err == SSL_ERROR_WANT_WRITE) )
front->eof = 1;
}
@ -510,7 +512,7 @@ int wolfSSL_BIO_write(WOLFSSL_BIO* bio, const void* data, int len)
#ifndef NO_FILESYSTEM
if (bio && bio->type == WOLFSSL_BIO_FILE) {
ret = (int)XFWRITE(data, 1, len, bio->file);
ret = (int)XFWRITE(data, 1, len, (XFILE)bio->ptr);
}
#endif
@ -643,15 +645,15 @@ int wolfSSL_BIO_gets(WOLFSSL_BIO* bio, char* buf, int sz)
switch (bio->type) {
#ifndef NO_FILESYSTEM
case WOLFSSL_BIO_FILE:
if (bio->file == XBADFILE) {
if (((XFILE)bio->ptr) == XBADFILE) {
return WOLFSSL_BIO_ERROR;
}
#if defined(MICRIUM) || defined(LSR_FS) || defined(EBSNET)
WOLFSSL_MSG("XFGETS not ported for this system yet");
ret = XFGETS(buf, sz, bio->file);
ret = XFGETS(buf, sz, (XFILE)bio->ptr);
#else
if (XFGETS(buf, sz, bio->file) != NULL) {
if (XFGETS(buf, sz, (XFILE)bio->ptr) != NULL) {
ret = (int)XSTRLEN(buf);
}
else {
@ -818,11 +820,6 @@ size_t wolfSSL_BIO_wpending(const WOLFSSL_BIO *bio)
if (bio == NULL)
return 0;
if (bio->ssl != NULL) {
/* not supported case */
return 0;
}
if (bio->type == WOLFSSL_BIO_MEMORY) {
return bio->wrSz;
}
@ -844,8 +841,8 @@ size_t wolfSSL_BIO_ctrl_pending(WOLFSSL_BIO *bio)
return 0;
}
if (bio->ssl != NULL) {
return (long)wolfSSL_pending(bio->ssl);
if (bio->type == WOLFSSL_BIO_SSL && bio->ptr != NULL) {
return (long)wolfSSL_pending((WOLFSSL*)bio->ptr);
}
if (bio->type == WOLFSSL_BIO_MEMORY) {
@ -878,8 +875,8 @@ long wolfSSL_BIO_get_mem_ptr(WOLFSSL_BIO *bio, WOLFSSL_BUF_MEM **ptr)
return WOLFSSL_FAILURE;
}
if (bio->type == WOLFSSL_BIO_FILE || bio->type == WOLFSSL_BIO_SOCKET) {
WOLFSSL_MSG("NO memory buffer for FILE type");
if (bio->type != WOLFSSL_BIO_MEMORY) {
WOLFSSL_MSG("BIO is not memory buffer type");
return SSL_FAILURE;
}
@ -1157,7 +1154,7 @@ int wolfSSL_BIO_reset(WOLFSSL_BIO *bio)
switch (bio->type) {
#ifndef NO_FILESYSTEM
case WOLFSSL_BIO_FILE:
XREWIND(bio->file);
XREWIND((XFILE)bio->ptr);
return 0;
#endif
@ -1201,7 +1198,7 @@ long wolfSSL_BIO_set_fp(WOLFSSL_BIO *bio, XFILE fp, int c)
}
bio->shutdown = (byte)c;
bio->file = fp;
bio->ptr = (XFILE)fp;
return WOLFSSL_SUCCESS;
}
@ -1219,7 +1216,7 @@ long wolfSSL_BIO_get_fp(WOLFSSL_BIO *bio, XFILE* fp)
return SSL_FAILURE;
}
*fp = bio->file;
*fp = (XFILE)bio->ptr;
return WOLFSSL_SUCCESS;
}
@ -1234,12 +1231,12 @@ int wolfSSL_BIO_write_filename(WOLFSSL_BIO *bio, char *name)
}
if (bio->type == WOLFSSL_BIO_FILE) {
if (bio->file != XBADFILE && bio->shutdown == BIO_CLOSE) {
XFCLOSE(bio->file);
if (((XFILE)bio->ptr) != XBADFILE && bio->shutdown == BIO_CLOSE) {
XFCLOSE((XFILE)bio->ptr);
}
bio->file = XFOPEN(name, "w");
if (bio->file == XBADFILE) {
bio->ptr = XFOPEN(name, "w");
if (((XFILE)bio->ptr) == XBADFILE) {
return WOLFSSL_FAILURE;
}
bio->shutdown = BIO_CLOSE;
@ -1261,7 +1258,7 @@ int wolfSSL_BIO_seek(WOLFSSL_BIO *bio, int ofs)
/* offset ofs from beginning of file */
if (bio->type == WOLFSSL_BIO_FILE &&
XFSEEK(bio->file, ofs, SEEK_SET) < 0) {
XFSEEK((XFILE)bio->ptr, ofs, SEEK_SET) < 0) {
return -1;
}
@ -1372,7 +1369,7 @@ long wolfSSL_BIO_set_nbio(WOLFSSL_BIO* bio, long on)
break;
case WOLFSSL_BIO_SSL:
#ifdef WOLFSSL_DTLS
wolfSSL_dtls_set_using_nonblock(bio->ssl, (int)on);
wolfSSL_dtls_set_using_nonblock((WOLFSSL*)bio->ptr, (int)on);
#endif
break;

11
src/ocsp.c
View File

@ -665,15 +665,18 @@ OcspResponse* wolfSSL_d2i_OCSP_RESPONSE_bio(WOLFSSL_BIO* bio,
long i;
long l;
i = XFTELL(bio->file);
if (bio->ptr == NULL)
return NULL;
i = XFTELL((XFILE)bio->ptr);
if (i < 0)
return NULL;
if(XFSEEK(bio->file, 0, SEEK_END) != 0)
if(XFSEEK((XFILE)bio->ptr, 0, SEEK_END) != 0)
return NULL;
l = XFTELL(bio->file);
l = XFTELL((XFILE)bio->ptr);
if (l < 0)
return NULL;
if (XFSEEK(bio->file, i, SEEK_SET) != 0)
if (XFSEEK((XFILE)bio->ptr, i, SEEK_SET) != 0)
return NULL;
/* check calculated length */

45
src/ssl.c
View File

@ -7050,7 +7050,7 @@ WOLFSSL_PKCS8_PRIV_KEY_INFO* wolfSSL_d2i_PKCS8_PKEY_bio(WOLFSSL_BIO* bio,
{
WOLFSSL_PKCS8_PRIV_KEY_INFO* pkcs8 = NULL;
#ifdef WOLFSSL_PEM_TO_DER
unsigned char* mem;
unsigned char* mem = NULL;
int memSz;
int keySz;
word32 algId;
@ -14041,7 +14041,7 @@ int wolfSSL_set_compression(WOLFSSL* ssl)
WOLFSSL_ENTER("wolfSSL_BIO_set_ssl");
if (b != NULL) {
b->ssl = ssl;
b->ptr = ssl;
b->shutdown = (byte)closeF;
/* add to ssl for bio free if SSL_free called before/instead of free_all? */
}
@ -14050,12 +14050,12 @@ int wolfSSL_set_compression(WOLFSSL* ssl)
}
#ifndef NO_FILESYSTEM
long wolfSSL_BIO_set_fd(WOLFSSL_BIO* b, XFILE fd, int closeF)
long wolfSSL_BIO_set_fd(WOLFSSL_BIO* b, int fd, int closeF)
{
WOLFSSL_ENTER("wolfSSL_BIO_set_fd");
if (b != NULL) {
b->file = fd;
b->num = fd;
b->shutdown = (byte)closeF;
}
@ -14102,6 +14102,7 @@ int wolfSSL_set_compression(WOLFSSL* ssl)
}
/* this compatibility function can be used for multiple BIO types */
int wolfSSL_BIO_get_mem_data(WOLFSSL_BIO* bio, void* p)
{
WOLFSSL_ENTER("wolfSSL_BIO_get_mem_data");
@ -14178,8 +14179,8 @@ int wolfSSL_set_compression(WOLFSSL* ssl)
}
if (bio->shutdown) {
if (bio->ssl)
wolfSSL_free(bio->ssl);
if (bio->type == WOLFSSL_BIO_SSL && bio->ptr)
wolfSSL_free((WOLFSSL*)bio->ptr);
#ifdef CloseSocket
if (bio->type == WOLFSSL_BIO_SOCKET && bio->num)
CloseSocket(bio->num);
@ -14188,14 +14189,14 @@ int wolfSSL_set_compression(WOLFSSL* ssl)
#ifndef NO_FILESYSTEM
if (bio->type == WOLFSSL_BIO_FILE && bio->shutdown == BIO_CLOSE) {
if (bio->file) {
XFCLOSE(bio->file);
if (bio->ptr) {
XFCLOSE((XFILE)bio->ptr);
}
}
#endif
if (bio->shutdown != BIO_NOCLOSE) {
if (bio->ptr != NULL) {
if (bio->type == WOLFSSL_BIO_MEMORY && bio->ptr != NULL) {
if (bio->mem_buf != NULL) {
if (bio->mem_buf->data != (char*)bio->ptr) {
XFREE(bio->ptr, bio->heap, DYNAMIC_TYPE_OPENSSL);
@ -19160,10 +19161,11 @@ const char* wolfSSL_CIPHER_get_version(const WOLFSSL_CIPHER* cipher)
return wolfSSL_get_version(cipher->ssl);
}
#ifndef NO_WOLFSSL_STUB
char* wolfSSL_CIPHER_get_rfc_name(const WOLFSSL_CIPHER* cipher)
{
char* rfcName = NULL;
WOLFSSL_ENTER("SSL_CIPHER_get_rfc_name");
WOLFSSL_STUB("SSL_CIPHER_get_rfc_name");
if (cipher == NULL || cipher->ssl == NULL) {
return NULL;
@ -19171,6 +19173,7 @@ char* wolfSSL_CIPHER_get_rfc_name(const WOLFSSL_CIPHER* cipher)
return rfcName;
}
#endif
const char* wolfSSL_SESSION_CIPHER_get_name(WOLFSSL_SESSION* session)
{
@ -25626,7 +25629,9 @@ int wolfSSL_BIO_printf(WOLFSSL_BIO* bio, const char* format, ...)
va_start(args, format);
switch (bio->type) {
case WOLFSSL_BIO_FILE:
ret = vfprintf(bio->file, format, args);
if (bio->ptr == NULL)
return -1;
ret = vfprintf((XFILE)bio->ptr, format, args);
break;
case WOLFSSL_BIO_MEMORY:
@ -25674,7 +25679,7 @@ int wolfSSL_BIO_dump(WOLFSSL_BIO *bio, const char *buf, int length)
char line[80];
if (!buf) {
return fputs("\tNULL", bio->file);
return fputs("\tNULL", (XFILE)bio->ptr);
}
sprintf(line, "\t");
@ -25691,7 +25696,7 @@ int wolfSSL_BIO_dump(WOLFSSL_BIO *bio, const char *buf, int length)
"%c", 31 < buf[i] && buf[i] < 127 ? buf[i] : '.');
}
}
ret += fputs(line, bio->file);
ret += fputs(line, (XFILE)bio->ptr);
if (length > LINE_LEN)
ret += wolfSSL_BIO_dump(bio, buf + LINE_LEN, length - LINE_LEN);
@ -35928,15 +35933,15 @@ void* wolfSSL_GetDhAgreeCtx(WOLFSSL* ssl)
else if (bp->type == WOLFSSL_BIO_FILE) {
#ifndef NO_FILESYSTEM
/* Read in next certificate from file but no more. */
i = XFTELL(bp->file);
i = XFTELL((XFILE)bp->ptr);
if (i < 0)
return NULL;
if (XFSEEK(bp->file, 0, XSEEK_END) != 0)
if (XFSEEK((XFILE)bp->ptr, 0, XSEEK_END) != 0)
return NULL;
l = XFTELL(bp->file);
l = XFTELL((XFILE)bp->ptr);
if (l < 0)
return NULL;
if (XFSEEK(bp->file, i, SEEK_SET) != 0)
if (XFSEEK((XFILE)bp->ptr, i, SEEK_SET) != 0)
return NULL;
/* check calculated length */
@ -38847,10 +38852,10 @@ WOLFSSL_DH *wolfSSL_PEM_read_bio_DHparams(WOLFSSL_BIO *bio, WOLFSSL_DH **x,
}
else if (bio->type == WOLFSSL_BIO_FILE) {
/* Read whole file into a new buffer. */
if(XFSEEK(bio->file, 0, SEEK_END) != 0)
if(XFSEEK((XFILE)bio->ptr, 0, SEEK_END) != 0)
goto end;
sz = XFTELL(bio->file);
if(XFSEEK(bio->file, 0, SEEK_SET) != 0)
sz = XFTELL((XFILE)bio->ptr);
if(XFSEEK((XFILE)bio->ptr, 0, SEEK_SET) != 0)
goto end;
if (sz <= 0L)
goto end;

10
wolfssl/ssl.h
View File

@ -457,15 +457,11 @@ typedef long (*wolf_bio_info_cb)(WOLFSSL_BIO *bio, int event, const char *parg,
struct WOLFSSL_BIO {
WOLFSSL_BUF_MEM* mem_buf;
WOLFSSL_BIO_METHOD* method;
WOLFSSL* ssl; /* possible associated ssl */
#ifndef NO_FILESYSTEM
XFILE file; /* file descriptor */
#endif
WOLFSSL_BIO* prev; /* previous in chain */
WOLFSSL_BIO* next; /* next in chain */
WOLFSSL_BIO* pair; /* BIO paired with */
void* heap; /* user heap hint */
void* ptr; /* memory buffer */
void* ptr; /* WOLFSSL, file descriptor or memory buffer */
void* usrCtx; /* user set pointer */
char* infoArg; /* BIO callback argument */
wolf_bio_info_cb infoCb; /* BIO callback */
@ -473,7 +469,7 @@ struct WOLFSSL_BIO {
int wrIdx; /* current index for write buffer */
int rdIdx; /* current read index */
int readRq; /* read request */
int num; /* length */
int num; /* socket num or length */
int eof; /* eof flag */
int flags;
byte type; /* method type */
@ -1172,7 +1168,7 @@ WOLFSSL_API WOLFSSL_BIO* wolfSSL_BIO_new_mem_buf(void* buf, int len);
WOLFSSL_API long wolfSSL_BIO_set_ssl(WOLFSSL_BIO*, WOLFSSL*, int flag);
#ifndef NO_FILESYSTEM
WOLFSSL_API long wolfSSL_BIO_set_fd(WOLFSSL_BIO* b, XFILE fd, int flag);
WOLFSSL_API long wolfSSL_BIO_set_fd(WOLFSSL_BIO* b, int fd, int flag);
#endif
WOLFSSL_API void wolfSSL_set_bio(WOLFSSL*, WOLFSSL_BIO* rd, WOLFSSL_BIO* wr);