| File: | out/../deps/openssl/openssl/apps/lib/app_params.c |
| Warning: | line 69, column 9 Value stored to 'bufsz' is never read |
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| 1 | /* |
| 2 | * Copyright 2019-2020 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 "apps.h" |
| 11 | #include "app_params.h" |
| 12 | |
| 13 | static int describe_param_type(char *buf, size_t bufsz, const OSSL_PARAM *param) |
| 14 | { |
| 15 | const char *type_mod = ""; |
| 16 | const char *type = NULL((void*)0); |
| 17 | int show_type_number = 0; |
| 18 | int printed_len; |
| 19 | |
| 20 | switch (param->data_type) { |
| 21 | case OSSL_PARAM_UNSIGNED_INTEGER2: |
| 22 | type_mod = "unsigned "; |
| 23 | /* FALLTHRU */ |
| 24 | case OSSL_PARAM_INTEGER1: |
| 25 | type = "integer"; |
| 26 | break; |
| 27 | case OSSL_PARAM_UTF8_PTR6: |
| 28 | type_mod = "pointer to a "; |
| 29 | /* FALLTHRU */ |
| 30 | case OSSL_PARAM_UTF8_STRING4: |
| 31 | type = "UTF8 encoded string"; |
| 32 | break; |
| 33 | case OSSL_PARAM_OCTET_PTR7: |
| 34 | type_mod = "pointer to an "; |
| 35 | /* FALLTHRU */ |
| 36 | case OSSL_PARAM_OCTET_STRING5: |
| 37 | type = "octet string"; |
| 38 | break; |
| 39 | default: |
| 40 | type = "unknown type"; |
| 41 | show_type_number = 1; |
| 42 | break; |
| 43 | } |
| 44 | |
| 45 | printed_len = BIO_snprintf(buf, bufsz, "%s: ", param->key); |
| 46 | if (printed_len > 0) { |
| 47 | buf += printed_len; |
| 48 | bufsz -= printed_len; |
| 49 | } |
| 50 | printed_len = BIO_snprintf(buf, bufsz, "%s%s", type_mod, type); |
| 51 | if (printed_len > 0) { |
| 52 | buf += printed_len; |
| 53 | bufsz -= printed_len; |
| 54 | } |
| 55 | if (show_type_number) { |
| 56 | printed_len = BIO_snprintf(buf, bufsz, " [%d]", param->data_type); |
| 57 | if (printed_len > 0) { |
| 58 | buf += printed_len; |
| 59 | bufsz -= printed_len; |
| 60 | } |
| 61 | } |
| 62 | if (param->data_size == 0) |
| 63 | printed_len = BIO_snprintf(buf, bufsz, " (arbitrary size)"); |
| 64 | else |
| 65 | printed_len = BIO_snprintf(buf, bufsz, " (max %zu bytes large)", |
| 66 | param->data_size); |
| 67 | if (printed_len > 0) { |
| 68 | buf += printed_len; |
| 69 | bufsz -= printed_len; |
Value stored to 'bufsz' is never read | |
| 70 | } |
| 71 | *buf = '\0'; |
| 72 | return 1; |
| 73 | } |
| 74 | |
| 75 | int print_param_types(const char *thing, const OSSL_PARAM *pdefs, int indent) |
| 76 | { |
| 77 | if (pdefs == NULL((void*)0)) { |
| 78 | return 1; |
| 79 | } else if (pdefs->key == NULL((void*)0)) { |
| 80 | /* |
| 81 | * An empty list? This shouldn't happen, but let's just make sure to |
| 82 | * say something if there's a badly written provider... |
| 83 | */ |
| 84 | BIO_printf(bio_out, "%*sEmpty list of %s (!!!)\n", indent, "", thing); |
| 85 | } else { |
| 86 | BIO_printf(bio_out, "%*s%s:\n", indent, "", thing); |
| 87 | for (; pdefs->key != NULL((void*)0); pdefs++) { |
| 88 | char buf[200]; /* This should be ample space */ |
| 89 | |
| 90 | describe_param_type(buf, sizeof(buf), pdefs); |
| 91 | BIO_printf(bio_out, "%*s %s\n", indent, "", buf); |
| 92 | } |
| 93 | } |
| 94 | return 1; |
| 95 | } |
| 96 | |
| 97 | void print_param_value(const OSSL_PARAM *p, int indent) |
| 98 | { |
| 99 | int64_t i; |
| 100 | uint64_t u; |
| 101 | |
| 102 | printf("%*s%s: ", indent, "", p->key); |
| 103 | switch (p->data_type) { |
| 104 | case OSSL_PARAM_UNSIGNED_INTEGER2: |
| 105 | if (OSSL_PARAM_get_uint64(p, &u)) |
| 106 | BIO_printf(bio_out, "%llu\n", (unsigned long long int)u); |
| 107 | else |
| 108 | BIO_printf(bio_out, "error getting value\n"); |
| 109 | break; |
| 110 | case OSSL_PARAM_INTEGER1: |
| 111 | if (OSSL_PARAM_get_int64(p, &i)) |
| 112 | BIO_printf(bio_out, "%lld\n", (long long int)i); |
| 113 | else |
| 114 | BIO_printf(bio_out, "error getting value\n"); |
| 115 | break; |
| 116 | case OSSL_PARAM_UTF8_PTR6: |
| 117 | BIO_printf(bio_out, "'%s'\n", *(char **)(p->data)); |
| 118 | break; |
| 119 | case OSSL_PARAM_UTF8_STRING4: |
| 120 | BIO_printf(bio_out, "'%s'\n", (char *)p->data); |
| 121 | break; |
| 122 | case OSSL_PARAM_OCTET_PTR7: |
| 123 | case OSSL_PARAM_OCTET_STRING5: |
| 124 | BIO_printf(bio_out, "<%zu bytes>\n", p->data_size); |
| 125 | break; |
| 126 | default: |
| 127 | BIO_printf(bio_out, "unknown type (%u) of %zu bytes\n", |
| 128 | p->data_type, p->data_size); |
| 129 | break; |
| 130 | } |
| 131 | } |
| 132 |