Commit | Line | Data |
---|---|---|
5b62e993 MW |
1 | #include "substdio.h" |
2 | #include "readwrite.h" | |
3 | #include "wait.h" | |
4 | #include "exit.h" | |
5 | #include "fork.h" | |
6 | #include "fd.h" | |
7 | #include "qmail.h" | |
8 | #include "auto_qmail.h" | |
f8beb284 MW |
9 | #include "alloc.h" |
10 | #include "stralloc.h" | |
11 | #include "idx.h" | |
5b62e993 | 12 | |
f8beb284 | 13 | static char *binqqargs[2] = { PROG_QMAIL_QUEUE, 0 } ; |
5b62e993 | 14 | |
f8beb284 | 15 | int qmail_open(qq,sa) |
5b62e993 | 16 | struct qmail *qq; |
f8beb284 | 17 | stralloc *sa; |
5b62e993 MW |
18 | { |
19 | int pim[2]; | |
20 | int pie[2]; | |
f8beb284 MW |
21 | unsigned i,j; |
22 | char **cpp; | |
5b62e993 | 23 | |
f8beb284 | 24 | qq->msgbytes = 0L; |
5b62e993 MW |
25 | if (pipe(pim) == -1) return -1; |
26 | if (pipe(pie) == -1) { close(pim[0]); close(pim[1]); return -1; } | |
f8beb284 | 27 | |
5b62e993 MW |
28 | switch(qq->pid = vfork()) { |
29 | case -1: | |
30 | close(pim[0]); close(pim[1]); | |
31 | close(pie[0]); close(pie[1]); | |
32 | return -1; | |
33 | case 0: | |
34 | close(pim[1]); | |
35 | close(pie[1]); | |
36 | if (fd_move(0,pim[0]) == -1) _exit(120); | |
37 | if (fd_move(1,pie[0]) == -1) _exit(120); | |
f8beb284 MW |
38 | if (chdir(auto_qmail) == -1) _exit(61); |
39 | j = 2; /* empty sa - qmqpc c control args */ | |
40 | if (sa) { /* count args */ | |
41 | for (i = 0; i + 1 < sa->len; i++) { | |
42 | if (sa->s[i] == '\0') j++; | |
43 | } /* make space */ | |
44 | if (!(cpp = (char **) alloc(j * sizeof (char *)))) _exit(51); | |
45 | cpp[0] = PROG_QMAIL_QMQPC; | |
46 | cpp[j - 1] = (char *) 0; | |
47 | if (sa->len) cpp[1] = sa->s; | |
48 | j = 2; | |
49 | for (i = 0; i + 1 < sa->len; i++) { | |
50 | if (sa->s[i] == '\0') | |
51 | cpp[j++] = sa->s + i + 1; /* build args */ | |
52 | } | |
53 | execv(*cpp,cpp); | |
54 | } else | |
55 | execv(*binqqargs,binqqargs); | |
5b62e993 MW |
56 | _exit(120); |
57 | } | |
58 | ||
59 | qq->fdm = pim[1]; close(pim[0]); | |
60 | qq->fde = pie[1]; close(pie[0]); | |
61 | substdio_fdbuf(&qq->ss,write,qq->fdm,qq->buf,sizeof(qq->buf)); | |
62 | qq->flagerr = 0; | |
63 | return 0; | |
64 | } | |
65 | ||
66 | unsigned long qmail_qp(qq) struct qmail *qq; | |
67 | { | |
68 | return qq->pid; | |
69 | } | |
70 | ||
71 | void qmail_fail(qq) struct qmail *qq; | |
72 | { | |
73 | qq->flagerr = 1; | |
74 | } | |
75 | ||
76 | void qmail_put(qq,s,len) struct qmail *qq; char *s; int len; | |
77 | { | |
78 | if (!qq->flagerr) if (substdio_put(&qq->ss,s,len) == -1) qq->flagerr = 1; | |
f8beb284 | 79 | qq->msgbytes += len; |
5b62e993 MW |
80 | } |
81 | ||
82 | void qmail_puts(qq,s) struct qmail *qq; char *s; | |
83 | { | |
f8beb284 MW |
84 | register int len; |
85 | if (!qq->flagerr) { | |
86 | len = str_len(s); | |
87 | if (substdio_put(&qq->ss,s,len) == -1) qq->flagerr = 1; | |
88 | } | |
89 | qq->msgbytes += len; | |
5b62e993 MW |
90 | } |
91 | ||
92 | void qmail_from(qq,s) struct qmail *qq; char *s; | |
93 | { | |
94 | if (substdio_flush(&qq->ss) == -1) qq->flagerr = 1; | |
95 | close(qq->fdm); | |
96 | substdio_fdbuf(&qq->ss,write,qq->fde,qq->buf,sizeof(qq->buf)); | |
97 | qmail_put(qq,"F",1); | |
98 | qmail_puts(qq,s); | |
99 | qmail_put(qq,"",1); | |
100 | } | |
101 | ||
102 | void qmail_to(qq,s) struct qmail *qq; char *s; | |
103 | { | |
104 | qmail_put(qq,"T",1); | |
105 | qmail_puts(qq,s); | |
106 | qmail_put(qq,"",1); | |
107 | } | |
108 | ||
f8beb284 | 109 | char *qmail_close(qq) |
5b62e993 MW |
110 | struct qmail *qq; |
111 | { | |
112 | int wstat; | |
f8beb284 | 113 | int exitcode; |
5b62e993 MW |
114 | |
115 | qmail_put(qq,"",1); | |
116 | if (!qq->flagerr) if (substdio_flush(&qq->ss) == -1) qq->flagerr = 1; | |
117 | close(qq->fde); | |
118 | ||
f8beb284 MW |
119 | if (wait_pid(&wstat,qq->pid) != qq->pid) |
120 | return "Zqq waitpid surprise (#4.3.0)"; | |
121 | if (wait_crashed(wstat)) | |
122 | return "Zqq crashed (#4.3.0)"; | |
123 | exitcode = wait_exitcode(wstat); | |
124 | ||
125 | switch(exitcode) { | |
126 | case 115: /* compatibility */ | |
127 | case 11: return "Denvelope address too long for qq (#5.1.3)"; | |
128 | case 31: return "Dmail server permanently rejected message (#5.3.0)"; | |
129 | case 51: return "Zqq out of memory (#4.3.0)"; | |
130 | case 52: return "Zqq timeout (#4.3.0)"; | |
131 | case 53: return "Zqq write error or disk full (#4.3.0)"; | |
132 | case 0: if (!qq->flagerr) return ""; /* fall through */ | |
133 | case 54: return "Zqq read error (#4.3.0)"; | |
134 | case 55: return "Zqq unable to read configuration (#4.3.0)"; | |
135 | case 56: return "Zqq trouble making network connection (#4.3.0)"; | |
136 | case 61: return "Zqq trouble in home directory (#4.3.0)"; | |
137 | case 63: | |
138 | case 64: | |
139 | case 65: | |
140 | case 66: | |
141 | case 62: return "Zqq trouble creating files in queue (#4.3.0)"; | |
142 | case 71: return "Zmail server temporarily rejected message (#4.3.0)"; | |
143 | case 72: return "Zconnection to mail server timed out (#4.4.1)"; | |
144 | case 73: return "Zconnection to mail server rejected (#4.4.1)"; | |
145 | case 74: return "Zcommunication with mail server failed (#4.4.2)"; | |
146 | case 91: /* fall through */ | |
147 | case 81: return "Zqq internal bug (#4.3.0)"; | |
148 | case 120: return "Zunable to exec qq (#4.3.0)"; | |
149 | default: | |
150 | if ((exitcode >= 11) && (exitcode <= 40)) | |
151 | return "Dqq permanent problem (#5.3.0)"; | |
152 | return "Zqq temporary problem (#4.3.0)"; | |
5b62e993 MW |
153 | } |
154 | } |