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Diffstat (limited to 'openssl/crypto/bio/bf_nbio.c')
-rw-r--r--openssl/crypto/bio/bf_nbio.c322
1 files changed, 160 insertions, 162 deletions
diff --git a/openssl/crypto/bio/bf_nbio.c b/openssl/crypto/bio/bf_nbio.c
index 028616c06..da88a8a1b 100644
--- a/openssl/crypto/bio/bf_nbio.c
+++ b/openssl/crypto/bio/bf_nbio.c
@@ -5,21 +5,21 @@
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@@ -34,10 +34,10 @@
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
@@ -62,192 +62,190 @@
#include <openssl/rand.h>
#include <openssl/bio.h>
-/* BIO_put and BIO_get both add to the digest,
- * BIO_gets returns the digest */
+/*
+ * BIO_put and BIO_get both add to the digest, BIO_gets returns the digest
+ */
-static int nbiof_write(BIO *h,const char *buf,int num);
-static int nbiof_read(BIO *h,char *buf,int size);
-static int nbiof_puts(BIO *h,const char *str);
-static int nbiof_gets(BIO *h,char *str,int size);
-static long nbiof_ctrl(BIO *h,int cmd,long arg1,void *arg2);
+static int nbiof_write(BIO *h, const char *buf, int num);
+static int nbiof_read(BIO *h, char *buf, int size);
+static int nbiof_puts(BIO *h, const char *str);
+static int nbiof_gets(BIO *h, char *str, int size);
+static long nbiof_ctrl(BIO *h, int cmd, long arg1, void *arg2);
static int nbiof_new(BIO *h);
static int nbiof_free(BIO *data);
-static long nbiof_callback_ctrl(BIO *h,int cmd,bio_info_cb *fp);
-typedef struct nbio_test_st
- {
- /* only set if we sent a 'should retry' error */
- int lrn;
- int lwn;
- } NBIO_TEST;
-
-static BIO_METHOD methods_nbiof=
- {
- BIO_TYPE_NBIO_TEST,
- "non-blocking IO test filter",
- nbiof_write,
- nbiof_read,
- nbiof_puts,
- nbiof_gets,
- nbiof_ctrl,
- nbiof_new,
- nbiof_free,
- nbiof_callback_ctrl,
- };
+static long nbiof_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp);
+typedef struct nbio_test_st {
+ /* only set if we sent a 'should retry' error */
+ int lrn;
+ int lwn;
+} NBIO_TEST;
+
+static BIO_METHOD methods_nbiof = {
+ BIO_TYPE_NBIO_TEST,
+ "non-blocking IO test filter",
+ nbiof_write,
+ nbiof_read,
+ nbiof_puts,
+ nbiof_gets,
+ nbiof_ctrl,
+ nbiof_new,
+ nbiof_free,
+ nbiof_callback_ctrl,
+};
BIO_METHOD *BIO_f_nbio_test(void)
- {
- return(&methods_nbiof);
- }
+{
+ return (&methods_nbiof);
+}
static int nbiof_new(BIO *bi)
- {
- NBIO_TEST *nt;
-
- if (!(nt=(NBIO_TEST *)OPENSSL_malloc(sizeof(NBIO_TEST)))) return(0);
- nt->lrn= -1;
- nt->lwn= -1;
- bi->ptr=(char *)nt;
- bi->init=1;
- bi->flags=0;
- return(1);
- }
+{
+ NBIO_TEST *nt;
+
+ if (!(nt = (NBIO_TEST *)OPENSSL_malloc(sizeof(NBIO_TEST))))
+ return (0);
+ nt->lrn = -1;
+ nt->lwn = -1;
+ bi->ptr = (char *)nt;
+ bi->init = 1;
+ bi->flags = 0;
+ return (1);
+}
static int nbiof_free(BIO *a)
- {
- if (a == NULL) return(0);
- if (a->ptr != NULL)
- OPENSSL_free(a->ptr);
- a->ptr=NULL;
- a->init=0;
- a->flags=0;
- return(1);
- }
-
+{
+ if (a == NULL)
+ return (0);
+ if (a->ptr != NULL)
+ OPENSSL_free(a->ptr);
+ a->ptr = NULL;
+ a->init = 0;
+ a->flags = 0;
+ return (1);
+}
+
static int nbiof_read(BIO *b, char *out, int outl)
- {
- int ret=0;
+{
+ int ret = 0;
#if 1
- int num;
- unsigned char n;
+ int num;
+ unsigned char n;
#endif
- if (out == NULL) return(0);
- if (b->next_bio == NULL) return(0);
+ if (out == NULL)
+ return (0);
+ if (b->next_bio == NULL)
+ return (0);
- BIO_clear_retry_flags(b);
+ BIO_clear_retry_flags(b);
#if 1
- RAND_pseudo_bytes(&n,1);
- num=(n&0x07);
+ RAND_pseudo_bytes(&n, 1);
+ num = (n & 0x07);
- if (outl > num) outl=num;
+ if (outl > num)
+ outl = num;
- if (num == 0)
- {
- ret= -1;
- BIO_set_retry_read(b);
- }
- else
+ if (num == 0) {
+ ret = -1;
+ BIO_set_retry_read(b);
+ } else
#endif
- {
- ret=BIO_read(b->next_bio,out,outl);
- if (ret < 0)
- BIO_copy_next_retry(b);
- }
- return(ret);
- }
+ {
+ ret = BIO_read(b->next_bio, out, outl);
+ if (ret < 0)
+ BIO_copy_next_retry(b);
+ }
+ return (ret);
+}
static int nbiof_write(BIO *b, const char *in, int inl)
- {
- NBIO_TEST *nt;
- int ret=0;
- int num;
- unsigned char n;
+{
+ NBIO_TEST *nt;
+ int ret = 0;
+ int num;
+ unsigned char n;
- if ((in == NULL) || (inl <= 0)) return(0);
- if (b->next_bio == NULL) return(0);
- nt=(NBIO_TEST *)b->ptr;
+ if ((in == NULL) || (inl <= 0))
+ return (0);
+ if (b->next_bio == NULL)
+ return (0);
+ nt = (NBIO_TEST *)b->ptr;
- BIO_clear_retry_flags(b);
+ BIO_clear_retry_flags(b);
#if 1
- if (nt->lwn > 0)
- {
- num=nt->lwn;
- nt->lwn=0;
- }
- else
- {
- RAND_pseudo_bytes(&n,1);
- num=(n&7);
- }
-
- if (inl > num) inl=num;
-
- if (num == 0)
- {
- ret= -1;
- BIO_set_retry_write(b);
- }
- else
+ if (nt->lwn > 0) {
+ num = nt->lwn;
+ nt->lwn = 0;
+ } else {
+ RAND_pseudo_bytes(&n, 1);
+ num = (n & 7);
+ }
+
+ if (inl > num)
+ inl = num;
+
+ if (num == 0) {
+ ret = -1;
+ BIO_set_retry_write(b);
+ } else
#endif
- {
- ret=BIO_write(b->next_bio,in,inl);
- if (ret < 0)
- {
- BIO_copy_next_retry(b);
- nt->lwn=inl;
- }
- }
- return(ret);
- }
+ {
+ ret = BIO_write(b->next_bio, in, inl);
+ if (ret < 0) {
+ BIO_copy_next_retry(b);
+ nt->lwn = inl;
+ }
+ }
+ return (ret);
+}
static long nbiof_ctrl(BIO *b, int cmd, long num, void *ptr)
- {
- long ret;
-
- if (b->next_bio == NULL) return(0);
- switch (cmd)
- {
- case BIO_C_DO_STATE_MACHINE:
- BIO_clear_retry_flags(b);
- ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
- BIO_copy_next_retry(b);
- break;
- case BIO_CTRL_DUP:
- ret=0L;
- break;
- default:
- ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
- break;
- }
- return(ret);
- }
+{
+ long ret;
+
+ if (b->next_bio == NULL)
+ return (0);
+ switch (cmd) {
+ case BIO_C_DO_STATE_MACHINE:
+ BIO_clear_retry_flags(b);
+ ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
+ BIO_copy_next_retry(b);
+ break;
+ case BIO_CTRL_DUP:
+ ret = 0L;
+ break;
+ default:
+ ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
+ break;
+ }
+ return (ret);
+}
static long nbiof_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
- {
- long ret=1;
-
- if (b->next_bio == NULL) return(0);
- switch (cmd)
- {
- default:
- ret=BIO_callback_ctrl(b->next_bio,cmd,fp);
- break;
- }
- return(ret);
- }
+{
+ long ret = 1;
+
+ if (b->next_bio == NULL)
+ return (0);
+ switch (cmd) {
+ default:
+ ret = BIO_callback_ctrl(b->next_bio, cmd, fp);
+ break;
+ }
+ return (ret);
+}
static int nbiof_gets(BIO *bp, char *buf, int size)
- {
- if (bp->next_bio == NULL) return(0);
- return(BIO_gets(bp->next_bio,buf,size));
- }
-
+{
+ if (bp->next_bio == NULL)
+ return (0);
+ return (BIO_gets(bp->next_bio, buf, size));
+}
static int nbiof_puts(BIO *bp, const char *str)
- {
- if (bp->next_bio == NULL) return(0);
- return(BIO_puts(bp->next_bio,str));
- }
-
-
+{
+ if (bp->next_bio == NULL)
+ return (0);
+ return (BIO_puts(bp->next_bio, str));
+}
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