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- #include "stralloc.h"
- #include "subfd.h"
- #include "getln.h"
- #include "substdio.h"
- #include "cdbmss.h"
- #include "exit.h"
- #include "readwrite.h"
- #include "open.h"
- #include "error.h"
- #include "case.h"
- #include "auto_qmail.h"
-
- void die_temp() { _exit(111); }
-
- void die_chdir()
- {
- substdio_putsflush(subfderr,"qmail-newu: fatal: unable to chdir\n");
- die_temp();
- }
- void die_nomem()
- {
- substdio_putsflush(subfderr,"qmail-newu: fatal: out of memory\n");
- die_temp();
- }
- void die_opena()
- {
- substdio_putsflush(subfderr,"qmail-newu: fatal: unable to open users/assign\n");
- die_temp();
- }
- void die_reada()
- {
- substdio_putsflush(subfderr,"qmail-newu: fatal: unable to read users/assign\n");
- die_temp();
- }
- void die_format()
- {
- substdio_putsflush(subfderr,"qmail-newu: fatal: bad format in users/assign\n");
- die_temp();
- }
- void die_opent()
- {
- substdio_putsflush(subfderr,"qmail-newu: fatal: unable to open users/cdb.tmp\n");
- die_temp();
- }
- void die_writet()
- {
- substdio_putsflush(subfderr,"qmail-newu: fatal: unable to write users/cdb.tmp\n");
- die_temp();
- }
- void die_rename()
- {
- substdio_putsflush(subfderr,"qmail-newu: fatal: unable to move users/cdb.tmp to users/cdb\n");
- die_temp();
- }
-
- struct cdbmss cdbmss;
- stralloc key = {0};
- stralloc data = {0};
-
- char inbuf[1024];
- substdio ssin;
-
- int fd;
- int fdtemp;
-
- stralloc line = {0};
- int match;
-
- stralloc wildchars = {0};
-
- void main()
- {
- int i;
- int numcolons;
-
- umask(033);
- if (chdir(auto_qmail) == -1) die_chdir();
-
- fd = open_read("users/assign");
- if (fd == -1) die_opena();
-
- substdio_fdbuf(&ssin,read,fd,inbuf,sizeof(inbuf));
-
- fdtemp = open_trunc("users/cdb.tmp");
- if (fdtemp == -1) die_opent();
-
- if (cdbmss_start(&cdbmss,fdtemp) == -1) die_writet();
-
- if (!stralloc_copys(&wildchars,"")) die_nomem();
-
- for (;;) {
- if (getln(&ssin,&line,&match,'\n') != 0) die_reada();
- if (line.len && (line.s[0] == '.')) break;
- if (!match) die_format();
-
- if (byte_chr(line.s,line.len,'\0') < line.len) die_format();
- i = byte_chr(line.s,line.len,'|');
- if (i == line.len) die_format();
- if (i == 0) die_format();
- if (!stralloc_copys(&key,"!")) die_nomem();
- if (line.s[0] == '+') {
- if (!stralloc_catb(&key,line.s + 1,i - 1)) die_nomem();
- case_lowerb(key.s,key.len);
- if (i >= 2)
- if (byte_chr(wildchars.s,wildchars.len,line.s[i - 1]) == wildchars.len)
- if (!stralloc_append(&wildchars,line.s + i - 1)) die_nomem();
- }
- else {
- if (!stralloc_catb(&key,line.s + 1,i - 1)) die_nomem();
- if (!stralloc_0(&key)) die_nomem();
- case_lowerb(key.s,key.len);
- }
-
- if (!stralloc_copyb(&data,line.s + i + 1,line.len - i - 1)) die_nomem();
-
- numcolons = 0;
- for (i = 0;i < data.len;++i)
- if (data.s[i] == '|') {
- data.s[i] = 0;
- if (++numcolons == 6)
- break;
- }
- if (numcolons < 6) die_format();
- data.len = i;
-
- if (cdbmss_add(&cdbmss,key.s,key.len,data.s,data.len) == -1) die_writet();
- }
-
- if (cdbmss_add(&cdbmss,"",0,wildchars.s,wildchars.len) == -1) die_writet();
-
- if (cdbmss_finish(&cdbmss) == -1) die_writet();
- if (fsync(fdtemp) == -1) die_writet();
- if (close(fdtemp) == -1) die_writet(); /* NFS stupidity */
- if (rename("users/cdb.tmp","users/cdb") == -1) die_rename();
-
- _exit(0);
- }
-