1 | /* |
2 | * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved. |
3 | * |
4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at |
7 | * https://www.openssl.org/source/license.html |
8 | */ |
9 | |
10 | #include <openssl/err.h> |
11 | #include <openssl/e_os2.h> |
12 | |
13 | static ossl_inline void err_get_slot(ERR_STATE *es) |
14 | { |
15 | es->top = (es->top + 1) % ERR_NUM_ERRORS; |
16 | if (es->top == es->bottom) |
17 | es->bottom = (es->bottom + 1) % ERR_NUM_ERRORS; |
18 | } |
19 | |
20 | static ossl_inline void err_clear_data(ERR_STATE *es, size_t i, int deall) |
21 | { |
22 | if (es->err_data_flags[i] & ERR_TXT_MALLOCED) { |
23 | if (deall) { |
24 | OPENSSL_free(es->err_data[i]); |
25 | es->err_data[i] = NULL; |
26 | es->err_data_size[i] = 0; |
27 | es->err_data_flags[i] = 0; |
28 | } else if (es->err_data[i] != NULL) { |
29 | es->err_data[i][0] = '\0'; |
30 | } |
31 | } else { |
32 | es->err_data[i] = NULL; |
33 | es->err_data_size[i] = 0; |
34 | es->err_data_flags[i] = 0; |
35 | } |
36 | } |
37 | |
38 | static ossl_inline void err_set_error(ERR_STATE *es, size_t i, |
39 | int lib, int reason) |
40 | { |
41 | es->err_buffer[i] = ERR_PACK(lib, 0, reason); |
42 | } |
43 | |
44 | static ossl_inline void err_set_debug(ERR_STATE *es, size_t i, |
45 | const char *file, int line, |
46 | const char *fn) |
47 | { |
48 | es->err_file[i] = file; |
49 | es->err_line[i] = line; |
50 | es->err_func[i] = fn; |
51 | } |
52 | |
53 | static ossl_inline void err_set_data(ERR_STATE *es, size_t i, |
54 | void *data, size_t datasz, int flags) |
55 | { |
56 | es->err_data[i] = data; |
57 | es->err_data_size[i] = datasz; |
58 | es->err_data_flags[i] = flags; |
59 | } |
60 | |
61 | static ossl_inline void err_clear(ERR_STATE *es, size_t i, int deall) |
62 | { |
63 | err_clear_data(es, i, (deall)); |
64 | es->err_flags[i] = 0; |
65 | es->err_buffer[i] = 0; |
66 | es->err_file[i] = NULL; |
67 | es->err_line[i] = -1; |
68 | } |
69 | |
70 | ERR_STATE *err_get_state_int(void); |
71 | |