mirror of
https://github.com/openssl/openssl.git
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38fc02a708
Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/15801)
115 lines
3.5 KiB
C
115 lines
3.5 KiB
C
/*
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* Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#define OPENSSL_SUPPRESS_DEPRECATED
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "bio_local.h"
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#include "internal/cryptlib.h"
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#include <openssl/err.h>
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long BIO_debug_callback_ex(BIO *bio, int cmd, const char *argp, size_t len,
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int argi, long argl, int ret, size_t *processed)
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{
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BIO *b;
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char buf[256];
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char *p;
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int left;
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size_t l = 0;
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if (processed != NULL)
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l = *processed;
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left = BIO_snprintf(buf, sizeof(buf), "BIO[%p]: ", (void *)bio);
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/* Ignore errors and continue printing the other information. */
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if (left < 0)
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left = 0;
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p = buf + left;
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left = sizeof(buf) - left;
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switch (cmd) {
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case BIO_CB_FREE:
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BIO_snprintf(p, left, "Free - %s\n", bio->method->name);
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break;
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case BIO_CB_READ:
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if (bio->method->type & BIO_TYPE_DESCRIPTOR)
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BIO_snprintf(p, left, "read(%d,%zu) - %s fd=%d\n",
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bio->num, len,
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bio->method->name, bio->num);
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else
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BIO_snprintf(p, left, "read(%d,%zu) - %s\n",
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bio->num, len, bio->method->name);
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break;
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case BIO_CB_WRITE:
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if (bio->method->type & BIO_TYPE_DESCRIPTOR)
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BIO_snprintf(p, left, "write(%d,%zu) - %s fd=%d\n",
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bio->num, len,
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bio->method->name, bio->num);
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else
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BIO_snprintf(p, left, "write(%d,%zu) - %s\n",
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bio->num, len, bio->method->name);
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break;
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case BIO_CB_PUTS:
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BIO_snprintf(p, left, "puts() - %s\n", bio->method->name);
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break;
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case BIO_CB_GETS:
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BIO_snprintf(p, left, "gets(%zu) - %s\n", len,
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bio->method->name);
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break;
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case BIO_CB_CTRL:
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BIO_snprintf(p, left, "ctrl(%d) - %s\n", argi,
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bio->method->name);
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break;
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case BIO_CB_RETURN | BIO_CB_READ:
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BIO_snprintf(p, left, "read return %d processed: %zu\n", ret, l);
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break;
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case BIO_CB_RETURN | BIO_CB_WRITE:
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BIO_snprintf(p, left, "write return %d processed: %zu\n", ret, l);
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break;
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case BIO_CB_RETURN | BIO_CB_GETS:
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BIO_snprintf(p, left, "gets return %d processed: %zu\n", ret, l);
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break;
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case BIO_CB_RETURN | BIO_CB_PUTS:
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BIO_snprintf(p, left, "puts return %d processed: %zu\n", ret, l);
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break;
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case BIO_CB_RETURN | BIO_CB_CTRL:
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BIO_snprintf(p, left, "ctrl return %d\n", ret);
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break;
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default:
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BIO_snprintf(p, left, "bio callback - unknown type (%d)\n", cmd);
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break;
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}
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b = (BIO *)bio->cb_arg;
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if (b != NULL)
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BIO_write(b, buf, strlen(buf));
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#if !defined(OPENSSL_NO_STDIO)
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else
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fputs(buf, stderr);
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#endif
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return ret;
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}
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#ifndef OPENSSL_NO_DEPRECATED_3_0
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long BIO_debug_callback(BIO *bio, int cmd, const char *argp,
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int argi, long argl, long ret)
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{
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size_t processed = 0;
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if (ret > 0)
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processed = (size_t)ret;
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BIO_debug_callback_ex(bio, cmd, argp, (size_t)argi,
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argi, argl, ret > 0 ? 1 : (int)ret, &processed);
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return ret;
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}
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#endif
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