10 getkey(int argc, char **argv, int needprivate, Attr **pa)
24 key = mallocz(sizeof(RSApriv), 1);
28 if((b = Bopen(file, OREAD)) == nil){
29 werrstr("open %s: %r", file);
32 s = Brdstr(b, '\n', 1);
34 werrstr("read %s: %r", file);
37 if(strncmp(s, "key ", 4) != 0){
38 werrstr("bad key format");
48 if((p = _strfindattr(a, "proto")) == nil){
52 if(strcmp(p, "rsa") != 0){
53 werrstr("proto not rsa");
56 if((p = _strfindattr(a, "ek")) == nil){
60 if((key->pub.ek = strtomp(p, &p, 16, nil)) == nil || *p != 0){
64 if((p = _strfindattr(a, "n")) == nil){
68 if((key->pub.n = strtomp(p, &p, 16, nil)) == nil || *p != 0){
72 if((p = _strfindattr(a, "size")) == nil)
73 fprint(2, "warning: missing size; will add\n");
74 else if((sz = strtol(p, &p, 10)) == 0 || *p != 0)
75 fprint(2, "warning: bad size; will correct\n");
76 else if(sz != mpsignif(key->pub.n))
77 fprint(2, "warning: wrong size (got %d, expected %d); will correct\n",
78 sz, mpsignif(key->pub.n));
81 if((p = _strfindattr(a, "!dk")) == nil){
85 if((key->dk = strtomp(p, &p, 16, nil)) == nil || *p != 0){
89 if((p = _strfindattr(a, "!p")) == nil){
93 if((key->p = strtomp(p, &p, 16, nil)) == nil || *p != 0){
97 if((p = _strfindattr(a, "!q")) == nil){
101 if((key->q = strtomp(p, &p, 16, nil)) == nil || *p != 0){
105 if((p = _strfindattr(a, "!kp")) == nil){
106 fprint(2, "warning: no !kp\n");
110 if((key->kp = strtomp(p, &p, 16, nil)) == nil || *p != 0){
111 fprint(2, "warning: bad !kp\n");
115 if((p = _strfindattr(a, "!kq")) == nil){
116 fprint(2, "warning: no !kq\n");
120 if((key->kq = strtomp(p, &p, 16, nil)) == nil || *p != 0){
121 fprint(2, "warning: bad !kq\n");
125 if((p = _strfindattr(a, "!c2")) == nil){
126 fprint(2, "warning: no !c2\n");
130 if((key->c2 = strtomp(p, &p, 16, nil)) == nil || *p != 0){
131 fprint(2, "warning: bad !c2\n");
139 k2 = rsafill(key->pub.n, key->pub.ek, key->dk, key->p, key->q);
141 werrstr("regenerating chinese-remainder parts failed: %r");
147 a = _delattr(a, "ek");
148 a = _delattr(a, "n");
149 a = _delattr(a, "size");
150 a = _delattr(a, "!dk");
151 a = _delattr(a, "!p");
152 a = _delattr(a, "!q");
153 a = _delattr(a, "!c2");
154 a = _delattr(a, "!kp");
155 a = _delattr(a, "!kq");
162 getdsakey(int argc, char **argv, int needprivate, Attr **pa)
175 key = mallocz(sizeof(RSApriv), 1);
179 if((b = Bopen(file, OREAD)) == nil){
180 werrstr("open %s: %r", file);
183 s = Brdstr(b, '\n', 1);
185 werrstr("read %s: %r", file);
188 if(strncmp(s, "key ", 4) != 0){
189 werrstr("bad key format");
196 werrstr("empty key");
199 if((p = _strfindattr(a, "proto")) == nil){
203 if(strcmp(p, "dsa") != 0){
204 werrstr("proto not dsa");
207 if((p = _strfindattr(a, "p")) == nil){
211 if((key->pub.p = strtomp(p, &p, 16, nil)) == nil || *p != 0){
215 if((p = _strfindattr(a, "q")) == nil){
219 if((key->pub.q = strtomp(p, &p, 16, nil)) == nil || *p != 0){
223 if((p = _strfindattr(a, "alpha")) == nil){
227 if((key->pub.alpha = strtomp(p, &p, 16, nil)) == nil || *p != 0){
228 werrstr("bad alpha");
231 if((p = _strfindattr(a, "key")) == nil){
235 if((key->pub.key = strtomp(p, &p, 16, nil)) == nil || *p != 0){
241 if((p = _strfindattr(a, "!secret")) == nil){
242 werrstr("no !secret");
245 if((key->secret = strtomp(p, &p, 16, nil)) == nil || *p != 0){
246 werrstr("bad !secret");
250 a = _delattr(a, "p");
251 a = _delattr(a, "q");
252 a = _delattr(a, "alpha");
253 a = _delattr(a, "key");
254 a = _delattr(a, "!secret");
261 put4(uchar *p, uint n)
271 putn(uchar *p, void *v, uint n)
279 putstr(uchar *p, char *s)
281 p = put4(p, strlen(s));
282 p = putn(p, s, strlen(s));
287 putmp2(uchar *p, mpint *b)
291 if(mpcmp(b, mpzero) == 0)
300 mptobe(b, p, n, nil);