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path: root/src/lib/libcrypto/rsa/rsa_pk1.c
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Diffstat (limited to 'src/lib/libcrypto/rsa/rsa_pk1.c')
-rw-r--r--src/lib/libcrypto/rsa/rsa_pk1.c35
1 files changed, 12 insertions, 23 deletions
diff --git a/src/lib/libcrypto/rsa/rsa_pk1.c b/src/lib/libcrypto/rsa/rsa_pk1.c
index 6c3e7fb846..6de263113f 100644
--- a/src/lib/libcrypto/rsa/rsa_pk1.c
+++ b/src/lib/libcrypto/rsa/rsa_pk1.c
@@ -1,4 +1,4 @@
1/* $OpenBSD: rsa_pk1.c,v 1.14 2014/10/22 13:02:04 jsing Exp $ */ 1/* $OpenBSD: rsa_pk1.c,v 1.15 2017/01/29 17:49:23 beck Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved. 3 * All rights reserved.
4 * 4 *
@@ -72,8 +72,7 @@ RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
72 unsigned char *p; 72 unsigned char *p;
73 73
74 if (flen > (tlen - RSA_PKCS1_PADDING_SIZE)) { 74 if (flen > (tlen - RSA_PKCS1_PADDING_SIZE)) {
75 RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1, 75 RSAerror(RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
76 RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
77 return 0; 76 return 0;
78 } 77 }
79 78
@@ -101,8 +100,7 @@ RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
101 100
102 p = from; 101 p = from;
103 if (num != flen + 1 || *(p++) != 01) { 102 if (num != flen + 1 || *(p++) != 01) {
104 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1, 103 RSAerror(RSA_R_BLOCK_TYPE_IS_NOT_01);
105 RSA_R_BLOCK_TYPE_IS_NOT_01);
106 return -1; 104 return -1;
107 } 105 }
108 106
@@ -115,8 +113,7 @@ RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
115 p++; 113 p++;
116 break; 114 break;
117 } else { 115 } else {
118 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1, 116 RSAerror(RSA_R_BAD_FIXED_HEADER_DECRYPT);
119 RSA_R_BAD_FIXED_HEADER_DECRYPT);
120 return -1; 117 return -1;
121 } 118 }
122 } 119 }
@@ -124,21 +121,18 @@ RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
124 } 121 }
125 122
126 if (i == j) { 123 if (i == j) {
127 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1, 124 RSAerror(RSA_R_NULL_BEFORE_BLOCK_MISSING);
128 RSA_R_NULL_BEFORE_BLOCK_MISSING);
129 return -1; 125 return -1;
130 } 126 }
131 127
132 if (i < 8) { 128 if (i < 8) {
133 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1, 129 RSAerror(RSA_R_BAD_PAD_BYTE_COUNT);
134 RSA_R_BAD_PAD_BYTE_COUNT);
135 return -1; 130 return -1;
136 } 131 }
137 i++; /* Skip over the '\0' */ 132 i++; /* Skip over the '\0' */
138 j -= i; 133 j -= i;
139 if (j > tlen) { 134 if (j > tlen) {
140 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1, 135 RSAerror(RSA_R_DATA_TOO_LARGE);
141 RSA_R_DATA_TOO_LARGE);
142 return -1; 136 return -1;
143 } 137 }
144 memcpy(to, p, j); 138 memcpy(to, p, j);
@@ -154,8 +148,7 @@ RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
154 unsigned char *p; 148 unsigned char *p;
155 149
156 if (flen > tlen - 11) { 150 if (flen > tlen - 11) {
157 RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2, 151 RSAerror(RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
158 RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
159 return 0; 152 return 0;
160 } 153 }
161 154
@@ -189,8 +182,7 @@ RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
189 182
190 p = from; 183 p = from;
191 if (num != flen + 1 || *(p++) != 02) { 184 if (num != flen + 1 || *(p++) != 02) {
192 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2, 185 RSAerror(RSA_R_BLOCK_TYPE_IS_NOT_02);
193 RSA_R_BLOCK_TYPE_IS_NOT_02);
194 return -1; 186 return -1;
195 } 187 }
196 188
@@ -201,21 +193,18 @@ RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
201 break; 193 break;
202 194
203 if (i == j) { 195 if (i == j) {
204 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2, 196 RSAerror(RSA_R_NULL_BEFORE_BLOCK_MISSING);
205 RSA_R_NULL_BEFORE_BLOCK_MISSING);
206 return -1; 197 return -1;
207 } 198 }
208 199
209 if (i < 8) { 200 if (i < 8) {
210 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2, 201 RSAerror(RSA_R_BAD_PAD_BYTE_COUNT);
211 RSA_R_BAD_PAD_BYTE_COUNT);
212 return -1; 202 return -1;
213 } 203 }
214 i++; /* Skip over the '\0' */ 204 i++; /* Skip over the '\0' */
215 j -= i; 205 j -= i;
216 if (j > tlen) { 206 if (j > tlen) {
217 RSAerr(RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2, 207 RSAerror(RSA_R_DATA_TOO_LARGE);
218 RSA_R_DATA_TOO_LARGE);
219 return -1; 208 return -1;
220 } 209 }
221 memcpy(to, p, j); 210 memcpy(to, p, j);