diff options
Diffstat (limited to 'src/lib/libcrypto/rand/randfile.c')
-rw-r--r-- | src/lib/libcrypto/rand/randfile.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/src/lib/libcrypto/rand/randfile.c b/src/lib/libcrypto/rand/randfile.c index cfbec2ac1f..d88ee0d780 100644 --- a/src/lib/libcrypto/rand/randfile.c +++ b/src/lib/libcrypto/rand/randfile.c | |||
@@ -56,6 +56,9 @@ | |||
56 | * [including the GNU Public Licence.] | 56 | * [including the GNU Public Licence.] |
57 | */ | 57 | */ |
58 | 58 | ||
59 | /* We need to define this to get macros like S_IFBLK and S_IFCHR */ | ||
60 | #define _XOPEN_SOURCE 1 | ||
61 | |||
59 | #include <errno.h> | 62 | #include <errno.h> |
60 | #include <stdio.h> | 63 | #include <stdio.h> |
61 | #include <stdlib.h> | 64 | #include <stdlib.h> |
@@ -64,6 +67,7 @@ | |||
64 | #include "e_os.h" | 67 | #include "e_os.h" |
65 | #include <openssl/crypto.h> | 68 | #include <openssl/crypto.h> |
66 | #include <openssl/rand.h> | 69 | #include <openssl/rand.h> |
70 | #include <openssl/buffer.h> | ||
67 | 71 | ||
68 | #ifdef OPENSSL_SYS_VMS | 72 | #ifdef OPENSSL_SYS_VMS |
69 | #include <unixio.h> | 73 | #include <unixio.h> |
@@ -106,6 +110,7 @@ int RAND_load_file(const char *file, long bytes) | |||
106 | 110 | ||
107 | in=fopen(file,"rb"); | 111 | in=fopen(file,"rb"); |
108 | if (in == NULL) goto err; | 112 | if (in == NULL) goto err; |
113 | #if defined(S_IFBLK) && defined(S_IFCHR) | ||
109 | if (sb.st_mode & (S_IFBLK | S_IFCHR)) { | 114 | if (sb.st_mode & (S_IFBLK | S_IFCHR)) { |
110 | /* this file is a device. we don't want read an infinite number | 115 | /* this file is a device. we don't want read an infinite number |
111 | * of bytes from a random device, nor do we want to use buffered | 116 | * of bytes from a random device, nor do we want to use buffered |
@@ -114,6 +119,7 @@ int RAND_load_file(const char *file, long bytes) | |||
114 | bytes = (bytes == -1) ? 2048 : bytes; /* ok, is 2048 enough? */ | 119 | bytes = (bytes == -1) ? 2048 : bytes; /* ok, is 2048 enough? */ |
115 | setvbuf(in, NULL, _IONBF, 0); /* don't do buffered reads */ | 120 | setvbuf(in, NULL, _IONBF, 0); /* don't do buffered reads */ |
116 | } | 121 | } |
122 | #endif | ||
117 | for (;;) | 123 | for (;;) |
118 | { | 124 | { |
119 | if (bytes > 0) | 125 | if (bytes > 0) |
@@ -147,6 +153,7 @@ int RAND_write_file(const char *file) | |||
147 | 153 | ||
148 | i=stat(file,&sb); | 154 | i=stat(file,&sb); |
149 | if (i != -1) { | 155 | if (i != -1) { |
156 | #if defined(S_IFBLK) && defined(S_IFCHR) | ||
150 | if (sb.st_mode & (S_IFBLK | S_IFCHR)) { | 157 | if (sb.st_mode & (S_IFBLK | S_IFCHR)) { |
151 | /* this file is a device. we don't write back to it. | 158 | /* this file is a device. we don't write back to it. |
152 | * we "succeed" on the assumption this is some sort | 159 | * we "succeed" on the assumption this is some sort |
@@ -155,6 +162,7 @@ int RAND_write_file(const char *file) | |||
155 | */ | 162 | */ |
156 | return(1); | 163 | return(1); |
157 | } | 164 | } |
165 | #endif | ||
158 | } | 166 | } |
159 | 167 | ||
160 | #if defined(O_CREAT) && !defined(OPENSSL_SYS_WIN32) | 168 | #if defined(O_CREAT) && !defined(OPENSSL_SYS_WIN32) |
@@ -219,13 +227,15 @@ const char *RAND_file_name(char *buf, size_t size) | |||
219 | { | 227 | { |
220 | char *s=NULL; | 228 | char *s=NULL; |
221 | int ok = 0; | 229 | int ok = 0; |
230 | #ifdef __OpenBSD__ | ||
222 | struct stat sb; | 231 | struct stat sb; |
232 | #endif | ||
223 | 233 | ||
224 | if (issetugid() == 0) | 234 | if (issetugid() == 0) |
225 | s=getenv("RANDFILE"); | 235 | s=getenv("RANDFILE"); |
226 | if (s != NULL && *s && strlen(s) + 1 < size) | 236 | if (s != NULL && *s && strlen(s) + 1 < size) |
227 | { | 237 | { |
228 | if (strlcpy(buf,s,size) >= size) | 238 | if (BUF_strlcpy(buf,s,size) >= size) |
229 | return NULL; | 239 | return NULL; |
230 | } | 240 | } |
231 | else | 241 | else |
@@ -240,11 +250,11 @@ const char *RAND_file_name(char *buf, size_t size) | |||
240 | #endif | 250 | #endif |
241 | if (s && *s && strlen(s)+strlen(RFILE)+2 < size) | 251 | if (s && *s && strlen(s)+strlen(RFILE)+2 < size) |
242 | { | 252 | { |
243 | strlcpy(buf,s,size); | 253 | BUF_strlcpy(buf,s,size); |
244 | #ifndef OPENSSL_SYS_VMS | 254 | #ifndef OPENSSL_SYS_VMS |
245 | strlcat(buf,"/",size); | 255 | BUF_strlcat(buf,"/",size); |
246 | #endif | 256 | #endif |
247 | strlcat(buf,RFILE,size); | 257 | BUF_strlcat(buf,RFILE,size); |
248 | ok = 1; | 258 | ok = 1; |
249 | } | 259 | } |
250 | else | 260 | else |
@@ -260,11 +270,11 @@ const char *RAND_file_name(char *buf, size_t size) | |||
260 | */ | 270 | */ |
261 | 271 | ||
262 | if (!ok) | 272 | if (!ok) |
263 | if (strlcpy(buf,"/dev/arandom",size) >= size) { | 273 | if (BUF_strlcpy(buf,"/dev/arandom",size) >= size) { |
264 | return(NULL); | 274 | return(NULL); |
265 | } | 275 | } |
266 | if (stat(buf,&sb) == -1) | 276 | if (stat(buf,&sb) == -1) |
267 | if (strlcpy(buf,"/dev/arandom",size) >= size) { | 277 | if (BUF_strlcpy(buf,"/dev/arandom",size) >= size) { |
268 | return(NULL); | 278 | return(NULL); |
269 | } | 279 | } |
270 | 280 | ||