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encode.c

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1/* $OpenBSD: encode.c,v 1.25 2018/08/24 19:45:11 tb Exp $ */-
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)-
3 * All rights reserved.-
4 *-
5 * This package is an SSL implementation written-
6 * by Eric Young (eay@cryptsoft.com).-
7 * The implementation was written so as to conform with Netscapes SSL.-
8 *-
9 * This library is free for commercial and non-commercial use as long as-
10 * the following conditions are aheared to. The following conditions-
11 * apply to all code found in this distribution, be it the RC4, RSA,-
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation-
13 * included with this distribution is covered by the same copyright terms-
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).-
15 *-
16 * Copyright remains Eric Young's, and as such any Copyright notices in-
17 * the code are not to be removed.-
18 * If this package is used in a product, Eric Young should be given attribution-
19 * as the author of the parts of the library used.-
20 * This can be in the form of a textual message at program startup or-
21 * in documentation (online or textual) provided with the package.-
22 *-
23 * Redistribution and use in source and binary forms, with or without-
24 * modification, are permitted provided that the following conditions-
25 * are met:-
26 * 1. Redistributions of source code must retain the copyright-
27 * notice, this list of conditions and the following disclaimer.-
28 * 2. Redistributions in binary form must reproduce the above copyright-
29 * notice, this list of conditions and the following disclaimer in the-
30 * documentation and/or other materials provided with the distribution.-
31 * 3. All advertising materials mentioning features or use of this software-
32 * must display the following acknowledgement:-
33 * "This product includes cryptographic software written by-
34 * Eric Young (eay@cryptsoft.com)"-
35 * The word 'cryptographic' can be left out if the rouines from the library-
36 * being used are not cryptographic related :-).-
37 * 4. If you include any Windows specific code (or a derivative thereof) from-
38 * the apps directory (application code) you must include an acknowledgement:-
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"-
40 *-
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND-
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE-
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE-
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE-
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL-
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS-
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)-
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT-
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY-
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF-
51 * SUCH DAMAGE.-
52 *-
53 * The licence and distribution terms for any publically available version or-
54 * derivative of this code cannot be changed. i.e. this code cannot simply be-
55 * copied and put under another distribution licence-
56 * [including the GNU Public Licence.]-
57 */-
58-
59#include <limits.h>-
60#include <stdio.h>-
61#include <string.h>-
62-
63#include <openssl/evp.h>-
64-
65#define conv_bin2ascii(a) (data_bin2ascii[(a)&0x3f])-
66#define conv_ascii2bin(a) (data_ascii2bin[(a)&0x7f])-
67-
68/* 64 char lines-
69 * pad input with 0-
70 * left over chars are set to =-
71 * 1 byte => xx==-
72 * 2 bytes => xxx=-
73 * 3 bytes => xxxx-
74 */-
75#define BIN_PER_LINE (64/4*3)-
76#define CHUNKS_PER_LINE (64/4)-
77#define CHAR_PER_LINE (64+1)-
78-
79static const unsigned char data_bin2ascii[65] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ\-
80abcdefghijklmnopqrstuvwxyz0123456789+/";-
81-
82/* 0xF0 is a EOLN-
83 * 0xF1 is ignore but next needs to be 0xF0 (for \r\n processing).-
84 * 0xF2 is EOF-
85 * 0xE0 is ignore at start of line.-
86 * 0xFF is error-
87 */-
88-
89#define B64_EOLN 0xF0-
90#define B64_CR 0xF1-
91#define B64_EOF 0xF2-
92#define B64_WS 0xE0-
93#define B64_ERROR 0xFF-
94#define B64_NOT_BASE64(a) (((a)|0x13) == 0xF3)-
95-
96static const unsigned char data_ascii2bin[128] = {-
97 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,-
98 0xFF, 0xE0, 0xF0, 0xFF, 0xFF, 0xF1, 0xFF, 0xFF,-
99 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,-
100 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,-
101 0xE0, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,-
102 0xFF, 0xFF, 0xFF, 0x3E, 0xFF, 0xF2, 0xFF, 0x3F,-
103 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B,-
104 0x3C, 0x3D, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF,-
105 0xFF, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,-
106 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E,-
107 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16,-
108 0x17, 0x18, 0x19, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,-
109 0xFF, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20,-
110 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28,-
111 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, 0x30,-
112 0x31, 0x32, 0x33, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,-
113};-
114-
115void-
116EVP_EncodeInit(EVP_ENCODE_CTX *ctx)-
117{-
118 ctx->length = 48;-
119 ctx->num = 0;-
120 ctx->line_num = 0;-
121}
executed 117 times by 4 tests: end of block
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
117
122-
123int-
124EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,-
125 const unsigned char *in, int inl)-
126{-
127 int i, j;-
128 size_t total = 0;-
129-
130 *outl = 0;-
131 if (inl <= 0)
inl <= 0Description
TRUEnever evaluated
FALSEevaluated 213 times by 4 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
0-213
132 return 0;
never executed: return 0;
0
133 OPENSSL_assert(ctx->length <= (int)sizeof(ctx->enc_data));-
134 if (ctx->length - ctx->num > inl) {
ctx->length - ctx->num > inlDescription
TRUEevaluated 127 times by 2 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
FALSEevaluated 86 times by 3 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
86-127
135 memcpy(&(ctx->enc_data[ctx->num]), in, inl);-
136 ctx->num += inl;-
137 return 1;
executed 127 times by 2 tests: return 1;
Executed by:
  • base64test
  • libcrypto.so.44.0.1
127
138 }-
139 if (ctx->num != 0) {
ctx->num != 0Description
TRUEevaluated 71 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
FALSEevaluated 15 times by 3 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
15-71
140 i = ctx->length - ctx->num;-
141 memcpy(&(ctx->enc_data[ctx->num]), in, i);-
142 in += i;-
143 inl -= i;-
144 j = EVP_EncodeBlock(out, ctx->enc_data, ctx->length);-
145 ctx->num = 0;-
146 out += j;-
147 *(out++) = '\n';-
148 *out = '\0';-
149 total = j + 1;-
150 }
executed 71 times by 1 test: end of block
Executed by:
  • libcrypto.so.44.0.1
71
151 while (inl >= ctx->length && total <= INT_MAX) {
inl >= ctx->lengthDescription
TRUEevaluated 1131 times by 3 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
FALSEevaluated 86 times by 3 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
total <= 0x7fffffffDescription
TRUEevaluated 1131 times by 3 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
FALSEnever evaluated
0-1131
152 j = EVP_EncodeBlock(out, in, ctx->length);-
153 in += ctx->length;-
154 inl -= ctx->length;-
155 out += j;-
156 *(out++) = '\n';-
157 *out = '\0';-
158 total += j + 1;-
159 }
executed 1131 times by 3 tests: end of block
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
1131
160 if (total > INT_MAX) {
total > 0x7fffffffDescription
TRUEnever evaluated
FALSEevaluated 86 times by 3 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
0-86
161 /* Too much output data! */-
162 *outl = 0;-
163 return 0;
never executed: return 0;
0
164 }-
165 if (inl != 0)
inl != 0Description
TRUEevaluated 64 times by 3 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
FALSEevaluated 22 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
22-64
166 memcpy(&(ctx->enc_data[0]), in, inl);
executed 64 times by 3 tests: memcpy(&(ctx->enc_data[0]), in, inl);
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
64
167 ctx->num = inl;-
168 *outl = total;-
169-
170 return 1;
executed 86 times by 3 tests: return 1;
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
86
171}-
172-
173void-
174EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl)-
175{-
176 unsigned int ret = 0;-
177-
178 if (ctx->num != 0) {
ctx->num != 0Description
TRUEevaluated 71 times by 4 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
FALSEnever evaluated
0-71
179 ret = EVP_EncodeBlock(out, ctx->enc_data, ctx->num);-
180 out[ret++] = '\n';-
181 out[ret] = '\0';-
182 ctx->num = 0;-
183 }
executed 71 times by 4 tests: end of block
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
71
184 *outl = ret;-
185}
executed 71 times by 4 tests: end of block
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
71
186-
187int-
188EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int dlen)-
189{-
190 int i, ret = 0;-
191 unsigned long l;-
192-
193 for (i = dlen; i > 0; i -= 3) {
i > 0Description
TRUEevaluated 19828 times by 4 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
FALSEevaluated 1309 times by 4 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
1309-19828
194 if (i >= 3) {
i >= 3Description
TRUEevaluated 19748 times by 4 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
FALSEevaluated 80 times by 4 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
80-19748
195 l = (((unsigned long)f[0]) << 16L) |-
196 (((unsigned long)f[1]) << 8L) | f[2];-
197 *(t++) = conv_bin2ascii(l >> 18L);-
198 *(t++) = conv_bin2ascii(l >> 12L);-
199 *(t++) = conv_bin2ascii(l >> 6L);-
200 *(t++) = conv_bin2ascii(l );-
201 } else {
executed 19748 times by 4 tests: end of block
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
19748
202 l = ((unsigned long)f[0]) << 16L;-
203 if (i == 2)
i == 2Description
TRUEevaluated 17 times by 3 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
FALSEevaluated 63 times by 4 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
17-63
204 l |= ((unsigned long)f[1] << 8L);
executed 17 times by 3 tests: l |= ((unsigned long)f[1] << 8L);
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
17
205-
206 *(t++) = conv_bin2ascii(l >> 18L);-
207 *(t++) = conv_bin2ascii(l >> 12L);-
208 *(t++) = (i == 1) ? '=' : conv_bin2ascii(l >> 6L);
(i == 1)Description
TRUEevaluated 63 times by 4 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
FALSEevaluated 17 times by 3 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
17-63
209 *(t++) = '=';-
210 }
executed 80 times by 4 tests: end of block
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
80
211 ret += 4;-
212 f += 3;-
213 }
executed 19828 times by 4 tests: end of block
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
19828
214-
215 *t = '\0';-
216 return (ret);
executed 1309 times by 4 tests: return (ret);
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • tlstest
1309
217}-
218-
219void-
220EVP_DecodeInit(EVP_ENCODE_CTX *ctx)-
221{-
222 ctx->length = 30;-
223 ctx->num = 0;-
224 ctx->line_num = 0;-
225 ctx->expect_nl = 0;-
226}
executed 519 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
519
227-
228/* -1 for error-
229 * 0 for last line-
230 * 1 for full line-
231 */-
232int-
233EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,-
234 const unsigned char *in, int inl)-
235{-
236 int seof = -1, eof = 0, rv = -1, ret = 0, i, v, tmp, n, ln, exp_nl;-
237 unsigned char *d;-
238-
239 n = ctx->num;-
240 d = ctx->enc_data;-
241 ln = ctx->line_num;-
242 exp_nl = ctx->expect_nl;-
243-
244 /* last line of input. */-
245 if ((inl == 0) || ((n == 0) && (conv_ascii2bin(in[0]) == B64_EOF))) {
(inl == 0)Description
TRUEnever evaluated
FALSEevaluated 507 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
(n == 0)Description
TRUEevaluated 457 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 50 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
((data_ascii2b...x7f]) == 0xF2)Description
TRUEnever evaluated
FALSEevaluated 457 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
0-507
246 rv = 0;-
247 goto end;
never executed: goto end;
0
248 }-
249-
250 /* We parse the input data */-
251 for (i = 0; i < inl; i++) {
i < inlDescription
TRUEevaluated 418999 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 180 times by 5 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tlstest
180-418999
252 /* If the current line is > 80 characters, scream alot */-
253 if (ln >= 80) {
ln >= 80Description
TRUEnever evaluated
FALSEevaluated 418999 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
0-418999
254 rv = -1;-
255 goto end;
never executed: goto end;
0
256 }-
257-
258 /* Get char and put it into the buffer */-
259 tmp= *(in++);-
260 v = conv_ascii2bin(tmp);-
261 /* only save the good data :-) */-
262 if (!B64_NOT_BASE64(v)) {
!(((v)|0x13) == 0xF3)Description
TRUEevaluated 412290 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 6709 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6709-412290
263 OPENSSL_assert(n < (int)sizeof(ctx->enc_data));-
264 d[n++] = tmp;-
265 ln++;-
266 } else if (v == B64_ERROR) {
executed 412290 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
v == 0xFFDescription
TRUEnever evaluated
FALSEevaluated 6709 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
0-412290
267 rv = -1;-
268 goto end;
never executed: goto end;
0
269 }-
270-
271 /* There should not be base64 data after padding. */-
272 if (eof && tmp != '=' && tmp != '\r' && tmp != '\n' &&
eofDescription
TRUEevaluated 667 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 418332 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
tmp != '='Description
TRUEevaluated 386 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 281 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
tmp != '\r'Description
TRUEevaluated 328 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 58 times by 1 test
Evaluated by:
  • base64test
tmp != '\n'Description
TRUEevaluated 10 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 318 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
10-418332
273 v != B64_EOF) {
v != 0xF2Description
TRUEevaluated 10 times by 1 test
Evaluated by:
  • base64test
FALSEnever evaluated
0-10
274 rv = -1;-
275 goto end;
executed 10 times by 1 test: goto end;
Executed by:
  • base64test
10
276 }-
277-
278 /* have we seen a '=' which is 'definitely' the last-
279 * input line. seof will point to the character that-
280 * holds it. and eof will hold how many characters to-
281 * chop off. */-
282 if (tmp == '=') {
tmp == '='Description
TRUEevaluated 612 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 418377 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
612-418377
283 if (seof == -1)
seof == -1Description
TRUEevaluated 331 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 281 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
281-331
284 seof = n;
executed 331 times by 8 tests: seof = n;
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
331
285 eof++;-
286 }
executed 612 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
612
287-
288 /* There should be no more than two padding markers. */-
289 if (eof > 2) {
eof > 2Description
TRUEevaluated 8 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 418981 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
8-418981
290 rv = -1;-
291 goto end;
executed 8 times by 1 test: goto end;
Executed by:
  • base64test
8
292 }-
293-
294 if (v == B64_CR) {
v == 0xF1Description
TRUEevaluated 85 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 418896 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
85-418896
295 ln = 0;-
296 if (exp_nl)
exp_nlDescription
TRUEnever evaluated
FALSEevaluated 85 times by 1 test
Evaluated by:
  • base64test
0-85
297 continue;
never executed: continue;
0
298 }
executed 85 times by 1 test: end of block
Executed by:
  • base64test
85
299-
300 /* eoln */-
301 if (v == B64_EOLN) {
v == 0xF0Description
TRUEevaluated 6624 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 412357 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6624-412357
302 ln = 0;-
303 if (exp_nl) {
exp_nlDescription
TRUEevaluated 6247 times by 7 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 377 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
377-6247
304 exp_nl = 0;-
305 continue;
executed 6247 times by 7 tests: continue;
Executed by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6247
306 }-
307 }
executed 377 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
377
308 exp_nl = 0;-
309-
310 /* If we are at the end of input and it looks like a-
311 * line, process it. */-
312 if (((i + 1) == inl) && (((n&3) == 0) || eof)) {
((i + 1) == inl)Description
TRUEevaluated 417 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 412317 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
((n&3) == 0)Description
TRUEevaluated 348 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 69 times by 2 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
eofDescription
TRUEevaluated 10 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 59 times by 2 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
10-412317
313 v = B64_EOF;-
314 /* In case things were given us in really small-
315 records (so two '=' were given in separate-
316 updates), eof may contain the incorrect number-
317 of ending bytes to skip, so let's redo the count */-
318 eof = 0;-
319 if (d[n-1] == '=')
d[n-1] == '='Description
TRUEevaluated 313 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 45 times by 5 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tlstest
45-313
320 eof++;
executed 313 times by 8 tests: eof++;
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
313
321 if (d[n-2] == '=')
d[n-2] == '='Description
TRUEevaluated 263 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 95 times by 5 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tlstest
95-263
322 eof++;
executed 263 times by 8 tests: eof++;
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
263
323 /* There will never be more than two '=' */-
324 }
executed 358 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
358
325-
326 if ((v == B64_EOF && (n&3) == 0) || (n >= 64)) {
v == 0xF2Description
TRUEevaluated 358 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 412376 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
(n&3) == 0Description
TRUEevaluated 348 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 10 times by 1 test
Evaluated by:
  • base64test
(n >= 64)Description
TRUEevaluated 6247 times by 7 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 406139 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
10-412376
327 /* This is needed to work correctly on 64 byte input-
328 * lines. We process the line and then need to-
329 * accept the '\n' */-
330 if ((v != B64_EOF) && (n >= 64))
(v != 0xF2)Description
TRUEevaluated 6247 times by 7 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 348 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
(n >= 64)Description
TRUEevaluated 6247 times by 7 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEnever evaluated
0-6247
331 exp_nl = 1;
executed 6247 times by 7 tests: exp_nl = 1;
Executed by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6247
332 if (n > 0) {
n > 0Description
TRUEevaluated 6591 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 4 times by 1 test
Evaluated by:
  • base64test
4-6591
333 v = EVP_DecodeBlock(out, d, n);-
334 n = 0;-
335 if (v < 0) {
v < 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 6589 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
2-6589
336 rv = 0;-
337 goto end;
executed 2 times by 1 test: goto end;
Executed by:
  • base64test
2
338 }-
339 ret += (v - eof);-
340 } else {
executed 6589 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6589
341 eof = 1;-
342 v = 0;-
343 }
executed 4 times by 1 test: end of block
Executed by:
  • base64test
4
344-
345 /* This is the case where we have had a short-
346 * but valid input line */-
347 if ((v < ctx->length) && eof) {
(v < ctx->length)Description
TRUEevaluated 344 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 6249 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
eofDescription
TRUEevaluated 305 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 39 times by 5 tests
Evaluated by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tlstest
39-6249
348 rv = 0;-
349 goto end;
executed 305 times by 8 tests: goto end;
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
305
350 } else-
351 ctx->length = v;
executed 6288 times by 8 tests: ctx->length = v;
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6288
352-
353 if (seof >= 0) {
seof >= 0Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 6286 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
2-6286
354 rv = 0;-
355 goto end;
executed 2 times by 1 test: goto end;
Executed by:
  • base64test
2
356 }-
357 out += v;-
358 }
executed 6286 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6286
359 }
executed 412425 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
412425
360 rv = 1;-
361-
362end:
code before this statement executed 180 times by 5 tests: end:
Executed by:
  • base64test
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tlstest
180
363 *outl = ret;-
364 ctx->num = n;-
365 ctx->line_num = ln;-
366 ctx->expect_nl = exp_nl;-
367 return (rv);
executed 507 times by 8 tests: return (rv);
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
507
368}-
369-
370int-
371EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n)-
372{-
373 int i, ret = 0, a, b, c, d;-
374 unsigned long l;-
375-
376 /* trim white space from the start of the line. */-
377 while ((conv_ascii2bin(*f) == B64_WS) && (n > 0)) {
((data_ascii2b...x7f]) == 0xE0)Description
TRUEnever evaluated
FALSEevaluated 6651 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
(n > 0)Description
TRUEnever evaluated
FALSEnever evaluated
0-6651
378 f++;-
379 n--;-
380 }
never executed: end of block
0
381-
382 /* strip off stuff at the end of the line-
383 * ascii2bin values B64_WS, B64_EOLN, B64_EOLN and B64_EOF */-
384 while ((n > 3) && (B64_NOT_BASE64(conv_ascii2bin(f[n - 1]))))
(n > 3)Description
TRUEevaluated 6637 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 15 times by 1 test
Evaluated by:
  • base64test
(((((data_asci...x13) == 0xF3))Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • base64test
FALSEevaluated 6636 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
1-6637
385 n--;
executed 1 time by 1 test: n--;
Executed by:
  • base64test
1
386-
387 if (n % 4 != 0)
n % 4 != 0Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • base64test
FALSEevaluated 6650 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
1-6650
388 return (-1);
executed 1 time by 1 test: return (-1);
Executed by:
  • base64test
1
389-
390 for (i = 0; i < n; i += 4) {
i < nDescription
TRUEevaluated 103124 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
FALSEevaluated 6641 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6641-103124
391 a = conv_ascii2bin(*(f++));-
392 b = conv_ascii2bin(*(f++));-
393 c = conv_ascii2bin(*(f++));-
394 d = conv_ascii2bin(*(f++));-
395 if ((a & 0x80) || (b & 0x80) ||
(a & 0x80)Description
TRUEevaluated 3 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 103121 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
(b & 0x80)Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 103119 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
2-103121
396 (c & 0x80) || (d & 0x80))
(c & 0x80)Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • base64test
FALSEevaluated 103118 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
(d & 0x80)Description
TRUEevaluated 3 times by 1 test
Evaluated by:
  • base64test
FALSEevaluated 103115 times by 8 tests
Evaluated by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
1-103118
397 return (-1);
executed 9 times by 1 test: return (-1);
Executed by:
  • base64test
9
398 l = ((((unsigned long)a) << 18L) |-
399 (((unsigned long)b) << 12L) |-
400 (((unsigned long)c) << 6L) |-
401 (((unsigned long)d)));-
402 *(t++) = (unsigned char)(l >> 16L) & 0xff;-
403 *(t++) = (unsigned char)(l >> 8L) & 0xff;-
404 *(t++) = (unsigned char)(l) & 0xff;-
405 ret += 3;-
406 }
executed 103115 times by 8 tests: end of block
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
103115
407 return (ret);
executed 6641 times by 8 tests: return (ret);
Executed by:
  • asn1test
  • base64test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
6641
408}-
409-
410int-
411EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl)-
412{-
413 int i;-
414-
415 *outl = 0;-
416 if (ctx->num != 0) {
ctx->num != 0Description
TRUEnever evaluated
FALSEevaluated 257 times by 7 tests
Evaluated by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
0-257
417 i = EVP_DecodeBlock(out, ctx->enc_data, ctx->num);-
418 if (i < 0)
i < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
419 return (-1);
never executed: return (-1);
0
420 ctx->num = 0;-
421 *outl = i;-
422 return (1);
never executed: return (1);
0
423 } else-
424 return (1);
executed 257 times by 7 tests: return (1);
Executed by:
  • asn1test
  • keypairtest
  • libcrypto.so.44.0.1
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
257
425}-
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