prosody
7702ce682427
util-src/crand.c

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util-src/crand.c @ 7826:7702ce682427

util.crand: Raise hard errors
author Kim Alvefur <zash@zash.se>
date Fri, 20 Jan 2017 12:23:55 +0100
parent 7825:1dfa5847d49e
child 7829:1fb477d19fdd
comparison
equal deleted inserted replaced
7825:1dfa5847d49e 7826:7702ce682427
48 48
49 #if defined(WITH_GETRANDOM) 49 #if defined(WITH_GETRANDOM)
50 ret = getrandom(buf, len, 0); 50 ret = getrandom(buf, len, 0);
51 51
52 if(ret < 0) { 52 if(ret < 0) {
53 lua_pushnil(L);
54 lua_pushstring(L, strerror(errno)); 53 lua_pushstring(L, strerror(errno));
55 lua_pushinteger(L, errno); 54 return lua_error(L);
56 return 3;
57 } 55 }
58 56
59 #elif defined(WITH_ARC4RANDOM) 57 #elif defined(WITH_ARC4RANDOM)
60 arc4random_buf(buf, len); 58 arc4random_buf(buf, len);
61 ret = len; 59 ret = len;
63 ret = RAND_bytes(buf, len); 61 ret = RAND_bytes(buf, len);
64 62
65 if(ret == 1) { 63 if(ret == 1) {
66 ret = len; 64 ret = len;
67 } else { 65 } else {
68 lua_pushnil(L); 66 lua_pushstring(L, "RAND_bytes() failed");
69 lua_pushstring(L, "failed"); 67 return lua_error(L);
70 /* lua_pushinteger(L, ERR_get_error()); */
71 return 2;
72 } 68 }
73 69
74 #endif 70 #endif
75 71
76 lua_pushlstring(L, buf, ret); 72 lua_pushlstring(L, buf, ret);