X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fsrc%2Frda.c;h=8962dbaec7967286d021c94d4e501812503f4b5e;hb=0768462dc5830cde5ae7a3659577fb557926db28;hp=f915ce7401eaa87d5eee17c6d277d48888f488b4;hpb=1ac6b2e7857d7b6645dbd09047c4c2ac3b6cef1d;p=user%2Fhenk%2Fcode%2Fexim.git diff --git a/src/src/rda.c b/src/src/rda.c index f915ce740..8962dbaec 100644 --- a/src/src/rda.c +++ b/src/src/rda.c @@ -2,7 +2,7 @@ * Exim - an Internet mail transport agent * *************************************************/ -/* Copyright (c) University of Cambridge 1995 - 2009 */ +/* Copyright (c) University of Cambridge 1995 - 2018 */ /* See the file NOTICE for conditions of use and distribution. */ /* This module contains code for extracting addresses from a forwarding list @@ -358,7 +358,7 @@ if (rdata->isfile) } else data = rdata->string; -*filtertype = system_filtering? FILTER_EXIM : rda_is_filter(data); +*filtertype = f.system_filtering ? FILTER_EXIM : rda_is_filter(data); /* Filter interpretation is done by a general function that is also called from the filter testing option (-bf). There are two versions: one for Exim filtering @@ -444,7 +444,7 @@ Returns: -1 on error, else 0 */ static int -rda_write_string(int fd, uschar *s) +rda_write_string(int fd, const uschar *s) { int len = (s == NULL)? 0 : Ustrlen(s) + 1; return ( write(fd, &len, sizeof(int)) != sizeof(int) @@ -474,11 +474,12 @@ rda_read_string(int fd, uschar **sp) int len; if (read(fd, &len, sizeof(int)) != sizeof(int)) return FALSE; -if (len == 0) *sp = NULL; else - { - *sp = store_get(len); - if (read(fd, *sp, len) != len) return FALSE; - } +if (len == 0) + *sp = NULL; +else + /* We know we have enough memory so disable the error on "len" */ + /* coverity[tainted_data] */ + if (read(fd, *sp = store_get(len), len) != len) return FALSE; return TRUE; } @@ -565,7 +566,7 @@ DEBUG(D_route) debug_printf("rda_interpret (%s): %s\n", data = expand_string(rdata->string); if (data == NULL) { - if (expand_string_forcedfail) return FF_NOTDELIVERED; + if (f.expand_string_forcedfail) return FF_NOTDELIVERED; *error = string_sprintf("failed to expand \"%s\": %s", rdata->string, expand_string_message); return FF_ERROR; @@ -635,7 +636,7 @@ if ((pid = fork()) == 0) { DEBUG(D_rewrite) debug_printf("turned off address rewrite logging (not " "root or exim in this process)\n"); - log_write_selector &= ~L_address_rewrite; + BIT_CLEAR(log_selector, log_selector_size, Li_address_rewrite); } /* Now do the business */ @@ -671,7 +672,7 @@ if ((pid = fork()) == 0) original header lines that were removed, and then any header lines that were added but not subsequently removed. */ - if (system_filtering) + if (f.system_filtering) { int i = 0; header_line *h; @@ -714,30 +715,30 @@ if ((pid = fork()) == 0) yield == FF_FAIL || yield == FF_FREEZE) { address_item *addr; - for (addr = *generated; addr != NULL; addr = addr->next) + for (addr = *generated; addr; addr = addr->next) { int reply_options = 0; + int ig_err = addr->prop.ignore_error ? 1 : 0; if ( rda_write_string(fd, addr->address) != 0 - || write(fd, &(addr->mode), sizeof(addr->mode)) - != sizeof(addr->mode) - || write(fd, &(addr->flags), sizeof(addr->flags)) - != sizeof(addr->flags) - || rda_write_string(fd, addr->p.errors_address) != 0 + || write(fd, &addr->mode, sizeof(addr->mode)) != sizeof(addr->mode) + || write(fd, &addr->flags, sizeof(addr->flags)) != sizeof(addr->flags) + || rda_write_string(fd, addr->prop.errors_address) != 0 + || write(fd, &ig_err, sizeof(ig_err)) != sizeof(ig_err) ) goto bad; - if (addr->pipe_expandn != NULL) + if (addr->pipe_expandn) { uschar **pp; - for (pp = addr->pipe_expandn; *pp != NULL; pp++) + for (pp = addr->pipe_expandn; *pp; pp++) if (rda_write_string(fd, *pp) != 0) goto bad; } if (rda_write_string(fd, NULL) != 0) goto bad; - if (addr->reply == NULL) + if (!addr->reply) { if (write(fd, &reply_options, sizeof(int)) != sizeof(int)) /* 0 means no reply */ goto bad; @@ -805,29 +806,28 @@ if (read(fd, filtertype, sizeof(int)) != sizeof(int) || /* Read the contents of any syntax error blocks if we have a pointer */ -if (eblockp != NULL) +if (eblockp) { - uschar *s; error_block *e; - error_block **p = eblockp; - for (;;) + error_block **p; + for (p = eblockp; ; p = &e->next) { + uschar *s; if (!rda_read_string(fd, &s)) goto DISASTER; - if (s == NULL) break; + if (!s) break; e = store_get(sizeof(error_block)); e->next = NULL; e->text1 = s; if (!rda_read_string(fd, &s)) goto DISASTER; e->text2 = s; *p = e; - p = &(e->next); } } /* If this is a system filter, read the identify of any original header lines that were removed, and then read data for any new ones that were added. */ -if (system_filtering) +if (f.system_filtering) { int hn = 0; header_line *h = header_list; @@ -840,8 +840,7 @@ if (system_filtering) while (hn < n) { hn++; - h = h->next; - if (h == NULL) goto DISASTER_NO_HEADER; + if (!(h = h->next)) goto DISASTER_NO_HEADER; } h->type = htype_old; } @@ -851,7 +850,7 @@ if (system_filtering) uschar *s; int type; if (!rda_read_string(fd, &s)) goto DISASTER; - if (s == NULL) break; + if (!s) break; if (read(fd, &type, sizeof(type)) != sizeof(type)) goto DISASTER; header_add(type, "%s", s); } @@ -890,9 +889,13 @@ if (yield == FF_DELIVERED || yield == FF_NOTDELIVERED || /* Next comes the mode and the flags fields */ - if (read(fd, &(addr->mode), sizeof(addr->mode)) != sizeof(addr->mode) || - read(fd, &(addr->flags), sizeof(addr->flags)) != sizeof(addr->flags) || - !rda_read_string(fd, &(addr->p.errors_address))) goto DISASTER; + if ( read(fd, &addr->mode, sizeof(addr->mode)) != sizeof(addr->mode) + || read(fd, &addr->flags, sizeof(addr->flags)) != sizeof(addr->flags) + || !rda_read_string(fd, &addr->prop.errors_address) + || read(fd, &i, sizeof(i)) != sizeof(i) + ) + goto DISASTER; + addr->prop.ignore_error = (i != 0); /* Next comes a possible setting for $thisaddress and any numerical variables for pipe expansion, terminated by a NULL string. The maximum @@ -911,7 +914,7 @@ if (yield == FF_DELIVERED || yield == FF_NOTDELIVERED || if (i > 0) { - addr->pipe_expandn = store_get((i+1) * sizeof(uschar **)); + addr->pipe_expandn = store_get((i+1) * sizeof(uschar *)); addr->pipe_expandn[i] = NULL; while (--i >= 0) addr->pipe_expandn[i] = expandn[i]; }