From f0f858069d21111f0dbea510044593f89c9b0829 Mon Sep 17 00:00:00 2001 From: markus schnalke Date: Thu, 22 Mar 2012 17:17:58 +0100 Subject: [PATCH] Merged mhstoresbr.c into mhstore.c, cause it's not used elsewhere. --- uip/Makefile.in | 6 +- uip/mhstore.c | 1051 +++++++++++++++++++++++++++++++++++++++++++++++++++- uip/mhstoresbr.c | 1072 ------------------------------------------------------ 3 files changed, 1046 insertions(+), 1083 deletions(-) delete mode 100644 uip/mhstoresbr.c diff --git a/uip/Makefile.in b/uip/Makefile.in index a5ecae8..d39e57c 100644 --- a/uip/Makefile.in +++ b/uip/Makefile.in @@ -68,7 +68,7 @@ SRCS = ali.c aliasbr.c anno.c annosbr.c ap.c burst.c comp.c \ folder.c forw.c inc.c mmh.sh mark.c md5.c mhbuild.c \ mhcachesbr.c mhfree.c mhl.c mhlist.c mhlistsbr.c \ mhmail.c mhmisc.c mhoutsbr.c mhparam.c mhparse.c \ - mhpath.c mhshow.c mhshowsbr.c mhstore.c mhstoresbr.c mhtest.c \ + mhpath.c mhshow.c mhshowsbr.c mhstore.c mhtest.c \ msgchk.c new.c packf.c pick.c print-mimetype.sh \ prompter.c rcvdist.c rcvpack.c rcvstore.c \ refile.c repl.c rmf.c rmm.c scan.c scansbr.c send.c \ @@ -154,8 +154,8 @@ mhpath: mhpath.o $(LOCALLIBS) mhshow: mhshow.o mhparse.o mhcachesbr.o mhshowsbr.o mhlistsbr.o mhmisc.o mhfree.o termsbr.o md5.o $(LOCALLIBS) $(LINK) mhshow.o mhparse.o mhcachesbr.o mhshowsbr.o mhlistsbr.o mhmisc.o mhfree.o termsbr.o md5.o $(LINKLIBS) $(TERMLIB) -mhstore: mhstore.o mhparse.o mhcachesbr.o mhshowsbr.o mhlistsbr.o mhstoresbr.o mhmisc.o mhfree.o termsbr.o md5.o $(LOCALLIBS) - $(LINK) mhstore.o mhparse.o mhcachesbr.o mhshowsbr.o mhlistsbr.o mhstoresbr.o mhmisc.o mhfree.o termsbr.o md5.o $(LINKLIBS) $(TERMLIB) +mhstore: mhstore.o mhparse.o mhcachesbr.o mhshowsbr.o mhlistsbr.o mhmisc.o mhfree.o termsbr.o md5.o $(LOCALLIBS) + $(LINK) mhstore.o mhparse.o mhcachesbr.o mhshowsbr.o mhlistsbr.o mhmisc.o mhfree.o termsbr.o md5.o $(LINKLIBS) $(TERMLIB) mhtest: mhtest.o mhparse.o mhcachesbr.o mhoutsbr.o mhmisc.o mhfree.o termsbr.o md5.o $(LOCALLIBS) $(LINK) mhtest.o mhparse.o mhcachesbr.o mhoutsbr.o mhmisc.o mhfree.o termsbr.o md5.o $(LINKLIBS) $(TERMLIB) diff --git a/uip/mhstore.c b/uip/mhstore.c index c1a3edb..2ed6a42 100644 --- a/uip/mhstore.c +++ b/uip/mhstore.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -68,10 +69,6 @@ extern int wcachesw; extern char *cache_public; extern char *cache_private; -/* mhstoresbr.c */ -extern int autosw; -extern char *cwd; /* cache current working directory */ - /* mhmisc.c */ extern int npart; extern int ntype; @@ -93,12 +90,9 @@ int type_ok(CT, int); void set_endian(void); void flush_errors(void); -/* mhstoresbr.c */ -void store_all_messages(CT *); - /* mhfree.c */ void free_content(CT); -extern CT *cts; +extern CT *cts; /* The list of top-level contents to display */ void freects_done(int) NORETURN; /* @@ -106,6 +100,54 @@ void freects_done(int) NORETURN; */ static RETSIGTYPE pipeser(int); +int autosw = 0; + +/* +** Cache of current directory. This must be +** set before these routines are called. +*/ +char *cwd; + +/* +** The directory in which to store the contents. +*/ +static char *dir; + +/* +** Type for a compare function for qsort. This keeps +** the compiler happy. +*/ +typedef int (*qsort_comp) (const void *, const void *); + + +/* mhmisc.c */ +int part_ok(CT, int); +int type_ok(CT, int); +int make_intermediates(char *); +void flush_errors(void); + +/* mhshowsbr.c */ +int show_content_aux(CT, int, int, char *, char *); + +/* +** static prototypes +*/ +static void store_single_message(CT); +static int store_switch(CT); +static int store_generic(CT); +static int store_application(CT); +static int store_multi(CT); +static int store_partial(CT); +static int store_external(CT); +static int ct_compar(CT *, CT *); +static int store_content(CT, CT); +static int output_content_file(CT, int); +static int output_content_folder(char *, char *); +static int parse_format_string(CT, char *, char *, int, char *); +static void get_storeproc(CT); +static int copy_some_headers(FILE *, CT); +static void store_all_messages(CT *); + int main(int argc, char **argv) @@ -398,3 +440,996 @@ pipeser(int i) done(1); /* NOTREACHED */ } + + +/* +** Main entry point to store content from a collection of messages. +*/ +static void +store_all_messages(CT *cts) +{ + CT ct, *ctp; + char *cp; + + /* + ** Check for the directory in which to + ** store any contents. + */ + if (autosw) + dir = getcpy(cwd); + else if ((cp = context_find(nmhstorage)) && *cp) + dir = getcpy(cp); + else + dir = getcpy(cwd); + + for (ctp = cts; *ctp; ctp++) { + ct = *ctp; + store_single_message(ct); + } + + flush_errors(); +} + + +/* +** Entry point to store the content +** in a (single) message +*/ + +static void +store_single_message(CT ct) +{ + if (type_ok(ct, 1)) { + umask(ct->c_umask); + store_switch(ct); + if (ct->c_fp) { + fclose(ct->c_fp); + ct->c_fp = NULL; + } + if (ct->c_ceclosefnx) + (*ct->c_ceclosefnx) (ct); + } +} + + +/* +** Switching routine to store different content types +*/ + +static int +store_switch(CT ct) +{ + switch (ct->c_type) { + case CT_MULTIPART: + return store_multi(ct); + break; + + case CT_MESSAGE: + switch (ct->c_subtype) { + case MESSAGE_PARTIAL: + return store_partial(ct); + break; + + case MESSAGE_EXTERNAL: + return store_external(ct); + + case MESSAGE_RFC822: + default: + return store_generic(ct); + break; + } + break; + + case CT_APPLICATION: + return store_application(ct); + break; + + case CT_TEXT: + case CT_AUDIO: + case CT_IMAGE: + case CT_VIDEO: + return store_generic(ct); + break; + + default: + adios(NULL, "unknown content type %d", ct->c_type); + break; + } + + return OK; /* NOT REACHED */ +} + + +/* +** Generic routine to store a MIME content. +** (audio, video, image, text, message/rfc922) +*/ + +static int +store_generic(CT ct) +{ + /* + ** Check if the content specifies a filename. + ** Don't bother with this for type "message" + ** (only "message/rfc822" will use store_generic). + */ + if (autosw && ct->c_type != CT_MESSAGE) + get_storeproc(ct); + + return store_content(ct, NULL); +} + + +/* +** Store content of type "application" +*/ + +static int +store_application(CT ct) +{ + char **ap, **ep; + CI ci = &ct->c_ctinfo; + + /* Check if the content specifies a filename */ + if (autosw) + get_storeproc(ct); + + /* + ** If storeproc is not defined, and the content is type + ** "application/octet-stream", we also check for various + ** attribute/value pairs which specify if this a tar file. + */ + if (!ct->c_storeproc && ct->c_subtype == APPLICATION_OCTETS) { + int tarP = 0, zP = 0, gzP = 0; + + for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) { + /* check for "type=tar" attribute */ + if (!mh_strcasecmp(*ap, "type")) { + if (mh_strcasecmp(*ep, "tar")) + break; + + tarP = 1; + continue; + } + + /* check for "conversions=compress" attribute */ + if ((!mh_strcasecmp(*ap, "conversions") || + !mh_strcasecmp(*ap, "x-conversions")) + && (!mh_strcasecmp(*ep, "compress") || + !mh_strcasecmp(*ep, "x-compress"))) { + zP = 1; + continue; + } + /* check for "conversions=gzip" attribute */ + if ((!mh_strcasecmp(*ap, "conversions") || + !mh_strcasecmp(*ap, "x-conversions")) + && (!mh_strcasecmp(*ep, "gzip") || + !mh_strcasecmp(*ep, "x-gzip"))) { + gzP = 1; + continue; + } + } + + if (tarP) { + ct->c_showproc = getcpy(zP ? "%euncompress | tar tvf -" : (gzP ? "%egzip -dc | tar tvf -" : "%etar tvf -")); + if (!ct->c_storeproc) { + if (autosw) { + ct->c_storeproc = getcpy(zP ? "| uncompress | tar xvpf -" : (gzP ? "| gzip -dc | tar xvpf -" : "| tar xvpf -")); + ct->c_umask = 0022; + } else { + ct->c_storeproc= getcpy(zP ? "%m%P.tar.Z" : (gzP ? "%m%P.tar.gz" : "%m%P.tar")); + } + } + } + } + + return store_content(ct, NULL); +} + + +/* +** Store the content of a multipart message +*/ + +static int +store_multi(CT ct) +{ + int result; + struct multipart *m = (struct multipart *) ct->c_ctparams; + struct part *part; + + result = NOTOK; + for (part = m->mp_parts; part; part = part->mp_next) { + CT p = part->mp_part; + + if (part_ok(p, 1) && type_ok(p, 1)) { + result = store_switch(p); + if (result == OK && ct->c_subtype == MULTI_ALTERNATE) + break; + } + } + + return result; +} + + +/* +** Reassemble and store the contents of a collection +** of messages of type "message/partial". +*/ + +static int +store_partial(CT ct) +{ + int cur, hi, i; + CT p, *ctp, *ctq; + CT *base; + struct partial *pm, *qm; + + qm = (struct partial *) ct->c_ctparams; + if (qm->pm_stored) + return OK; + + hi = i = 0; + for (ctp = cts; *ctp; ctp++) { + p = *ctp; + if (p->c_type == CT_MESSAGE && p->c_subtype == ct->c_subtype) { + pm = (struct partial *) p->c_ctparams; + if (!pm->pm_stored && + strcmp(qm->pm_partid, pm->pm_partid) + == 0) { + pm->pm_marked = pm->pm_partno; + if (pm->pm_maxno) + hi = pm->pm_maxno; + pm->pm_stored = 1; + i++; + } else + pm->pm_marked = 0; + } + } + + if (hi == 0) { + advise(NULL, "missing (at least) last part of multipart message"); + return NOTOK; + } + + if ((base = (CT *) calloc((size_t) (i + 1), sizeof(*base))) == NULL) + adios(NULL, "out of memory"); + + ctq = base; + for (ctp = cts; *ctp; ctp++) { + p = *ctp; + if (p->c_type == CT_MESSAGE && p->c_subtype == ct->c_subtype) { + pm = (struct partial *) p->c_ctparams; + if (pm->pm_marked) + *ctq++ = p; + } + } + *ctq = NULL; + + if (i > 1) + qsort((char *) base, i, sizeof(*base), (qsort_comp) ct_compar); + + cur = 1; + for (ctq = base; *ctq; ctq++) { + p = *ctq; + pm = (struct partial *) p->c_ctparams; + if (pm->pm_marked != cur) { + if (pm->pm_marked == cur - 1) { + admonish(NULL, "duplicate part %d of %d part multipart message", pm->pm_marked, hi); + continue; + } + +missing_part: + advise (NULL, "missing %spart %d of %d part multipart message", cur != hi ? "(at least) " : "", cur, hi); + goto losing; + } else + cur++; + } + if (hi != --cur) { + cur = hi; + goto missing_part; + } + + /* + ** Now cycle through the sorted list of messages of type + ** "message/partial" and save/append them to a file. + */ + + ctq = base; + ct = *ctq++; + if (store_content(ct, NULL) == NOTOK) { +losing: + free((char *) base); + return NOTOK; + } + + for (; *ctq; ctq++) { + p = *ctq; + if (store_content(p, ct) == NOTOK) + goto losing; + } + + free((char *) base); + return OK; +} + + +/* +** Store content from a message of type "message/external". +*/ + +static int +store_external(CT ct) +{ + int result = NOTOK; + struct exbody *e = (struct exbody *) ct->c_ctparams; + CT p = e->eb_content; + + if (!type_ok(p, 1)) + return OK; + + /* + ** Check if the parameters for the external body + ** specified a filename. + */ + if (autosw) { + char *cp; + + if ((cp = e->eb_name) && *cp != '/' && *cp != '.' && + *cp != '|' && *cp != '!' && !strchr(cp, '%')) { + if (!ct->c_storeproc) + ct->c_storeproc = getcpy(cp); + if (!p->c_storeproc) + p->c_storeproc = getcpy(cp); + } + } + + /* + ** Since we will let the Content structure for the + ** external body substitute for the current content, + ** we temporarily change its partno (number inside + ** multipart), so everything looks right. + */ + p->c_partno = ct->c_partno; + + /* we probably need to check if content is really there */ + result = store_switch(p); + + p->c_partno = NULL; + return result; +} + + +/* +** Compare the numbering from two different +** message/partials (needed for sorting). +*/ + +static int +ct_compar(CT *a, CT *b) +{ + struct partial *am = (struct partial *) ((*a)->c_ctparams); + struct partial *bm = (struct partial *) ((*b)->c_ctparams); + + return (am->pm_marked - bm->pm_marked); +} + + +/* +** Store contents of a message or message part to +** a folder, a file, the standard output, or pass +** the contents to a command. +** +** If the current content to be saved is a followup part +** to a collection of messages of type "message/partial", +** then field "p" is a pointer to the Content structure +** to the first message/partial in the group. +*/ + +static int +store_content(CT ct, CT p) +{ + int appending = 0, msgnum = 0; + int is_partial = 0, first_partial = 0; + int last_partial = 0; + char *cp, buffer[BUFSIZ]; + + /* + ** Do special processing for messages of + ** type "message/partial". + ** + ** We first check if this content is of type + ** "message/partial". If it is, then we need to check + ** whether it is the first and/or last in the group. + ** + ** Then if "p" is a valid pointer, it points to the Content + ** structure of the first partial in the group. So we copy + ** the file name and/or folder name from that message. In + ** this case, we also note that we will be appending. + */ + if (ct->c_type == CT_MESSAGE && ct->c_subtype == MESSAGE_PARTIAL) { + struct partial *pm = (struct partial *) ct->c_ctparams; + + /* Yep, it's a message/partial */ + is_partial = 1; + + /* But is it the first and/or last in the collection? */ + if (pm->pm_partno == 1) + first_partial = 1; + if (pm->pm_maxno && pm->pm_partno == pm->pm_maxno) + last_partial = 1; + + /* + ** If "p" is a valid pointer, then it points to the + ** Content structure for the first message in the group. + ** So we just copy the filename or foldername information + ** from the previous iteration of this function. + */ + if (p) { + appending = 1; + ct->c_storage = getcpy(p->c_storage); + + /* record the folder name */ + if (p->c_folder) { + ct->c_folder = getcpy(p->c_folder); + } + goto got_filename; + } + } + + /* + ** Get storage formatting string. + ** + ** 1) If we have storeproc defined, then use that + ** 2) Else check for a mhstore-store-/ entry + ** 3) Else check for a mhstore-store- entry + ** 4) Else if content is "message", use "+" (current folder) + ** 5) Else use string "%m%P.%s". + */ + if ((cp = ct->c_storeproc) == NULL || *cp == '\0') { + CI ci = &ct->c_ctinfo; + + snprintf(buffer, sizeof(buffer), "%s-store-%s/%s", + invo_name, ci->ci_type, ci->ci_subtype); + if ((cp = context_find(buffer)) == NULL || *cp == '\0') { + snprintf(buffer, sizeof(buffer), "%s-store-%s", + invo_name, ci->ci_type); + if ((cp = context_find(buffer)) == NULL || + *cp == '\0') { + cp = ct->c_type == CT_MESSAGE ? + "+" : "%m%P.%s"; + } + } + } + + /* + ** Check the beginning of storage formatting string + ** to see if we are saving content to a folder. + */ + if (*cp == '+' || *cp == '@') { + char *tmpfilenam, *folder; + + /* Store content in temporary file for now */ + tmpfilenam = m_mktemp(invo_name, NULL, NULL); + ct->c_storage = getcpy(tmpfilenam); + + /* Get the folder name */ + if (cp[1]) + folder = getcpy(expandfol(cp)); + else + folder = getcurfol(); + + /* Check if folder exists */ + create_folder(toabsdir(folder), 0, exit); + + /* Record the folder name */ + ct->c_folder = getcpy(folder); + + if (cp[1]) + free(folder); + + goto got_filename; + } + + /* + ** Parse and expand the storage formatting string + ** in `cp' into `buffer'. + */ + parse_format_string(ct, cp, buffer, sizeof(buffer), dir); + + /* + ** If formatting begins with '|' or '!', then pass + ** content to standard input of a command and return. + */ + if (buffer[0] == '|' || buffer[0] == '!') + return show_content_aux(ct, 1, 0, buffer + 1, dir); + + /* record the filename */ + ct->c_storage = getcpy(buffer); + +got_filename: + /* flush the output stream */ + fflush(stdout); + + /* Now save or append the content to a file */ + if (output_content_file(ct, appending) == NOTOK) + return NOTOK; + + /* + ** If necessary, link the file into a folder and remove + ** the temporary file. If this message is a partial, + ** then only do this if it is the last one in the group. + */ + if (ct->c_folder && (!is_partial || last_partial)) { + msgnum = output_content_folder(ct->c_folder, ct->c_storage); + unlink(ct->c_storage); + if (msgnum == NOTOK) + return NOTOK; + } + + /* + ** Now print out the name/number of the message + ** that we are storing. + */ + if (is_partial) { + if (first_partial) + fprintf(stderr, "reassembling partials "); + if (last_partial) + fprintf(stderr, "%s", ct->c_file); + else + fprintf(stderr, "%s,", ct->c_file); + } else { + fprintf(stderr, "storing message %s", ct->c_file); + if (ct->c_partno) + fprintf(stderr, " part %s", ct->c_partno); + } + + /* + ** Unless we are in the "middle" of group of message/partials, + ** we now print the name of the file, folder, and/or message + ** to which we are storing the content. + */ + if (!is_partial || last_partial) { + if (ct->c_folder) { + fprintf(stderr, " to folder %s as message %d\n", + ct->c_folder, msgnum); + } else if (strcmp(ct->c_storage, "-")==0) { + fprintf(stderr, " to stdout\n"); + } else { + int cwdlen; + + cwdlen = strlen(cwd); + fprintf(stderr, " as file %s\n", + strncmp(ct->c_storage, cwd, + cwdlen)!=0 || + ct->c_storage[cwdlen] != '/' ? + ct->c_storage : + ct->c_storage + cwdlen + 1); + } + } + + return OK; +} + + +/* +** Output content to a file +*/ + +static int +output_content_file(CT ct, int appending) +{ + int filterstate; + char *file, buffer[BUFSIZ]; + long pos, last; + FILE *fp; + + /* + ** If the pathname is absolute, make sure + ** all the relevant directories exist. + */ + if (strchr(ct->c_storage, '/') && make_intermediates(ct->c_storage) + == NOTOK) + return NOTOK; + + if (ct->c_encoding != CE_7BIT) { + int cc, fd; + + if (!ct->c_ceopenfnx) { + advise(NULL, "don't know how to decode part %s of message %s", ct->c_partno, ct->c_file); + return NOTOK; + } + + file = appending || strcmp(ct->c_storage, "-")==0 ? + NULL : ct->c_storage; + if ((fd = (*ct->c_ceopenfnx) (ct, &file)) == NOTOK) + return NOTOK; + if (strcmp(file, ct->c_storage)==0) { + (*ct->c_ceclosefnx) (ct); + return OK; + } + + /* + ** Send to standard output + */ + if (strcmp(ct->c_storage, "-")==0) { + int gd; + + if ((gd = dup(fileno(stdout))) == NOTOK) { + advise("stdout", "unable to dup"); +losing: + (*ct->c_ceclosefnx) (ct); + return NOTOK; + } + if ((fp = fdopen(gd, appending ? "a" : "w")) == NULL) { + advise("stdout", "unable to fdopen (%d, \"%s\") from", gd, appending ? "a" : "w"); + close(gd); + goto losing; + } + } else { + /* + ** Open output file + */ + if ((fp = fopen(ct->c_storage, appending ? "a" : "w")) + == NULL) { + advise(ct->c_storage, "unable to fopen for %s", + appending ? + "appending" : "writing"); + goto losing; + } + } + + /* + ** Filter the header fields of the initial enclosing + ** message/partial into the file. + */ + if (ct->c_type == CT_MESSAGE && ct->c_subtype == MESSAGE_PARTIAL) { + struct partial *pm = (struct partial *) ct->c_ctparams; + + if (pm->pm_partno == 1) + copy_some_headers(fp, ct); + } + + for (;;) { + switch (cc = read(fd, buffer, sizeof(buffer))) { + case NOTOK: + advise(file, "error reading content from"); + break; + + case OK: + break; + + default: + fwrite(buffer, sizeof(*buffer), cc, fp); + continue; + } + break; + } + + (*ct->c_ceclosefnx) (ct); + + if (cc != NOTOK && fflush(fp)) + advise(ct->c_storage, "error writing to"); + + fclose(fp); + + return (cc != NOTOK ? OK : NOTOK); + } + + if (!ct->c_fp && (ct->c_fp = fopen(ct->c_file, "r")) == NULL) { + advise(ct->c_file, "unable to open for reading"); + return NOTOK; + } + + pos = ct->c_begin; + last = ct->c_end; + fseek(ct->c_fp, pos, SEEK_SET); + + if (strcmp(ct->c_storage, "-")==0) { + int gd; + + if ((gd = dup(fileno(stdout))) == NOTOK) { + advise("stdout", "unable to dup"); + return NOTOK; + } + if ((fp = fdopen(gd, appending ? "a" : "w")) == NULL) { + advise("stdout", "unable to fdopen (%d, \"%s\") from", + gd, appending ? "a" : "w"); + close(gd); + return NOTOK; + } + } else { + if ((fp = fopen(ct->c_storage, appending ? "a" : "w")) + == NULL) { + advise(ct->c_storage, "unable to fopen for %s", + appending ? "appending" : "writing"); + return NOTOK; + } + } + + /* + ** Copy a few of the header fields of the initial + ** enclosing message/partial into the file. + */ + filterstate = 0; + if (ct->c_type == CT_MESSAGE && ct->c_subtype == MESSAGE_PARTIAL) { + struct partial *pm = (struct partial *) ct->c_ctparams; + + if (pm->pm_partno == 1) { + copy_some_headers(fp, ct); + filterstate = 1; + } + } + + while (fgets(buffer, sizeof(buffer) - 1, ct->c_fp)) { + if ((pos += strlen(buffer)) > last) { + int diff; + + diff = strlen(buffer) - (pos - last); + if (diff >= 0) + buffer[diff] = '\0'; + } + /* + ** If this is the first content of a group of + ** message/partial contents, then we only copy a few + ** of the header fields of the enclosed message. + */ + if (filterstate) { + switch (buffer[0]) { + case ' ': + case '\t': + if (filterstate < 0) + buffer[0] = 0; + break; + + case '\n': + filterstate = 0; + break; + + default: + if (!uprf(buffer, XXX_FIELD_PRF) && !uprf(buffer, VRSN_FIELD) && !uprf(buffer, "Subject:") && !uprf(buffer, "Message-ID:")) { + filterstate = -1; + buffer[0] = 0; + break; + } + filterstate = 1; + break; + } + } + fputs(buffer, fp); + if (pos >= last) + break; + } + + if (fflush(fp)) + advise(ct->c_storage, "error writing to"); + + fclose(fp); + fclose(ct->c_fp); + ct->c_fp = NULL; + return OK; +} + + +/* +** Add a file to a folder. +** +** Return the new message number of the file +** when added to the folder. Return -1, if +** there is an error. +*/ + +static int +output_content_folder(char *folder, char *filename) +{ + int msgnum; + struct msgs *mp; + + /* Read the folder. */ + if ((mp = folder_read(folder))) { + /* Link file into folder */ + msgnum = folder_addmsg(&mp, filename, 0, 0, 0, 0, NULL); + } else { + advise(NULL, "unable to read folder %s", folder); + return NOTOK; + } + + /* free folder structure */ + folder_free(mp); + + /* + ** Return msgnum. We are relying on the fact that + ** msgnum will be -1, if folder_addmsg() had an error. + */ + return msgnum; +} + + +/* +** Parse and expand the storage formatting string +** pointed to by "cp" into "buffer". +*/ + +static int +parse_format_string(CT ct, char *cp, char *buffer, int buflen, char *dir) +{ + int len; + char *bp; + CI ci = &ct->c_ctinfo; + + /* + ** If storage string is "-", just copy it, and + ** return (send content to standard output). + */ + if (cp[0] == '-' && cp[1] == '\0') { + strncpy(buffer, cp, buflen); + return 0; + } + + bp = buffer; + bp[0] = '\0'; + + /* + ** If formatting string is a pathname that doesn't + ** begin with '/', then preface the path with the + ** appropriate directory. + */ + if (*cp != '/' && *cp != '|' && *cp != '!') { + snprintf(bp, buflen, "%s/", dir[1] ? dir : ""); + len = strlen(bp); + bp += len; + buflen -= len; + } + + for (; *cp; cp++) { + + /* We are processing a storage escape */ + if (*cp == '%') { + switch (*++cp) { + case 'a': + /* + ** Insert parameters from Content-Type. + ** This is only valid for '|' commands. + */ + if (buffer[0] != '|' && buffer[0] != '!') { + *bp++ = *--cp; + *bp = '\0'; + buflen--; + continue; + } else { + char **ap, **ep; + char *s = ""; + + for (ap=ci->ci_attrs, ep=ci->ci_values; + *ap; ap++, ep++) { + snprintf(bp, buflen, + "%s%s=\"%s\"", + s, *ap, *ep); + len = strlen(bp); + bp += len; + buflen -= len; + s = " "; + } + } + break; + + case 'm': + /* insert message number */ + snprintf(bp, buflen, "%s", + mhbasename(ct->c_file)); + break; + + case 'P': + /* insert part number with leading dot */ + if (ct->c_partno) + snprintf(bp, buflen, ".%s", + ct->c_partno); + break; + + case 'p': + /* insert part number withouth leading dot */ + if (ct->c_partno) + strncpy(bp, ct->c_partno, buflen); + break; + + case 't': + /* insert content type */ + strncpy(bp, ci->ci_type, buflen); + break; + + case 's': + /* insert content subtype */ + strncpy(bp, ci->ci_subtype, buflen); + break; + + case '%': + /* insert the character % */ + goto raw; + + default: + *bp++ = *--cp; + *bp = '\0'; + buflen--; + continue; + } + + /* Advance bp and decrement buflen */ + len = strlen(bp); + bp += len; + buflen -= len; + + } else { +raw: + *bp++ = *cp; + *bp = '\0'; + buflen--; + } + } + + return 0; +} + + +/* +** Check if the content specifies a filename +** in its MIME parameters. +*/ + +static void +get_storeproc(CT ct) +{ + char **ap, **ep, *cp; + CI ci = &ct->c_ctinfo; + + /* + ** If the storeproc has already been defined, + ** we just return (for instance, if this content + ** is part of a "message/external". + */ + if (ct->c_storeproc) + return; + + /* + ** Check the attribute/value pairs, for the attribute "name". + ** If found, do a few sanity checks and copy the value into + ** the storeproc. + */ + for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) { + if (!mh_strcasecmp(*ap, "name") && *(cp = *ep) != '/' && + *cp != '.' && *cp != '|' && *cp != '!' && + !strchr(cp, '%')) { + ct->c_storeproc = getcpy(cp); + return; + } + } +} + + +/* +** Copy some of the header fields of the initial message/partial +** message into the header of the reassembled message. +*/ + +static int +copy_some_headers(FILE *out, CT ct) +{ + HF hp; + + hp = ct->c_first_hf; /* start at first header field */ + + while (hp) { + /* + ** A few of the header fields of the enclosing + ** messages are not copied. + */ + if (!uprf(hp->name, XXX_FIELD_PRF) && + mh_strcasecmp(hp->name, VRSN_FIELD) && + mh_strcasecmp(hp->name, "Subject") && + mh_strcasecmp(hp->name, "Message-ID")) + fprintf(out, "%s:%s", hp->name, hp->value); + hp = hp->next; /* next header field */ + } + + return OK; +} diff --git a/uip/mhstoresbr.c b/uip/mhstoresbr.c deleted file mode 100644 index 6a0cf04..0000000 --- a/uip/mhstoresbr.c +++ /dev/null @@ -1,1072 +0,0 @@ -/* -** mhstoresbr.c -- routines to save/store the contents of MIME messages -** -** This code is Copyright (c) 2002, by the authors of nmh. See the -** COPYRIGHT file in the root directory of the nmh distribution for -** complete copyright information. -*/ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - - -/* -** The list of top-level contents to display -*/ -extern CT *cts; - -int autosw = 0; - -/* -** Cache of current directory. This must be -** set before these routines are called. -*/ -char *cwd; - -/* -** The directory in which to store the contents. -*/ -static char *dir; - -/* -** Type for a compare function for qsort. This keeps -** the compiler happy. -*/ -typedef int (*qsort_comp) (const void *, const void *); - - -/* mhmisc.c */ -int part_ok(CT, int); -int type_ok(CT, int); -int make_intermediates(char *); -void flush_errors(void); - -/* mhshowsbr.c */ -int show_content_aux(CT, int, int, char *, char *); - -/* -** prototypes -*/ -void store_all_messages(CT *); - -/* -** static prototypes -*/ -static void store_single_message(CT); -static int store_switch(CT); -static int store_generic(CT); -static int store_application(CT); -static int store_multi(CT); -static int store_partial(CT); -static int store_external(CT); -static int ct_compar(CT *, CT *); -static int store_content(CT, CT); -static int output_content_file(CT, int); -static int output_content_folder(char *, char *); -static int parse_format_string(CT, char *, char *, int, char *); -static void get_storeproc(CT); -static int copy_some_headers(FILE *, CT); - - -/* -** Main entry point to store content -** from a collection of messages. -*/ - -void -store_all_messages(CT *cts) -{ - CT ct, *ctp; - char *cp; - - /* - ** Check for the directory in which to - ** store any contents. - */ - if (autosw) - dir = getcpy(cwd); - else if ((cp = context_find(nmhstorage)) && *cp) - dir = getcpy(cp); - else - dir = getcpy(cwd); - - for (ctp = cts; *ctp; ctp++) { - ct = *ctp; - store_single_message(ct); - } - - flush_errors(); -} - - -/* -** Entry point to store the content -** in a (single) message -*/ - -static void -store_single_message(CT ct) -{ - if (type_ok(ct, 1)) { - umask(ct->c_umask); - store_switch(ct); - if (ct->c_fp) { - fclose(ct->c_fp); - ct->c_fp = NULL; - } - if (ct->c_ceclosefnx) - (*ct->c_ceclosefnx) (ct); - } -} - - -/* -** Switching routine to store different content types -*/ - -static int -store_switch(CT ct) -{ - switch (ct->c_type) { - case CT_MULTIPART: - return store_multi(ct); - break; - - case CT_MESSAGE: - switch (ct->c_subtype) { - case MESSAGE_PARTIAL: - return store_partial(ct); - break; - - case MESSAGE_EXTERNAL: - return store_external(ct); - - case MESSAGE_RFC822: - default: - return store_generic(ct); - break; - } - break; - - case CT_APPLICATION: - return store_application(ct); - break; - - case CT_TEXT: - case CT_AUDIO: - case CT_IMAGE: - case CT_VIDEO: - return store_generic(ct); - break; - - default: - adios(NULL, "unknown content type %d", ct->c_type); - break; - } - - return OK; /* NOT REACHED */ -} - - -/* -** Generic routine to store a MIME content. -** (audio, video, image, text, message/rfc922) -*/ - -static int -store_generic(CT ct) -{ - /* - ** Check if the content specifies a filename. - ** Don't bother with this for type "message" - ** (only "message/rfc822" will use store_generic). - */ - if (autosw && ct->c_type != CT_MESSAGE) - get_storeproc(ct); - - return store_content(ct, NULL); -} - - -/* -** Store content of type "application" -*/ - -static int -store_application(CT ct) -{ - char **ap, **ep; - CI ci = &ct->c_ctinfo; - - /* Check if the content specifies a filename */ - if (autosw) - get_storeproc(ct); - - /* - ** If storeproc is not defined, and the content is type - ** "application/octet-stream", we also check for various - ** attribute/value pairs which specify if this a tar file. - */ - if (!ct->c_storeproc && ct->c_subtype == APPLICATION_OCTETS) { - int tarP = 0, zP = 0, gzP = 0; - - for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) { - /* check for "type=tar" attribute */ - if (!mh_strcasecmp(*ap, "type")) { - if (mh_strcasecmp(*ep, "tar")) - break; - - tarP = 1; - continue; - } - - /* check for "conversions=compress" attribute */ - if ((!mh_strcasecmp(*ap, "conversions") || - !mh_strcasecmp(*ap, "x-conversions")) - && (!mh_strcasecmp(*ep, "compress") || - !mh_strcasecmp(*ep, "x-compress"))) { - zP = 1; - continue; - } - /* check for "conversions=gzip" attribute */ - if ((!mh_strcasecmp(*ap, "conversions") || - !mh_strcasecmp(*ap, "x-conversions")) - && (!mh_strcasecmp(*ep, "gzip") || - !mh_strcasecmp(*ep, "x-gzip"))) { - gzP = 1; - continue; - } - } - - if (tarP) { - ct->c_showproc = getcpy(zP ? "%euncompress | tar tvf -" : (gzP ? "%egzip -dc | tar tvf -" : "%etar tvf -")); - if (!ct->c_storeproc) { - if (autosw) { - ct->c_storeproc = getcpy(zP ? "| uncompress | tar xvpf -" : (gzP ? "| gzip -dc | tar xvpf -" : "| tar xvpf -")); - ct->c_umask = 0022; - } else { - ct->c_storeproc= getcpy(zP ? "%m%P.tar.Z" : (gzP ? "%m%P.tar.gz" : "%m%P.tar")); - } - } - } - } - - return store_content(ct, NULL); -} - - -/* -** Store the content of a multipart message -*/ - -static int -store_multi(CT ct) -{ - int result; - struct multipart *m = (struct multipart *) ct->c_ctparams; - struct part *part; - - result = NOTOK; - for (part = m->mp_parts; part; part = part->mp_next) { - CT p = part->mp_part; - - if (part_ok(p, 1) && type_ok(p, 1)) { - result = store_switch(p); - if (result == OK && ct->c_subtype == MULTI_ALTERNATE) - break; - } - } - - return result; -} - - -/* -** Reassemble and store the contents of a collection -** of messages of type "message/partial". -*/ - -static int -store_partial(CT ct) -{ - int cur, hi, i; - CT p, *ctp, *ctq; - CT *base; - struct partial *pm, *qm; - - qm = (struct partial *) ct->c_ctparams; - if (qm->pm_stored) - return OK; - - hi = i = 0; - for (ctp = cts; *ctp; ctp++) { - p = *ctp; - if (p->c_type == CT_MESSAGE && p->c_subtype == ct->c_subtype) { - pm = (struct partial *) p->c_ctparams; - if (!pm->pm_stored && - strcmp(qm->pm_partid, pm->pm_partid) - == 0) { - pm->pm_marked = pm->pm_partno; - if (pm->pm_maxno) - hi = pm->pm_maxno; - pm->pm_stored = 1; - i++; - } else - pm->pm_marked = 0; - } - } - - if (hi == 0) { - advise(NULL, "missing (at least) last part of multipart message"); - return NOTOK; - } - - if ((base = (CT *) calloc((size_t) (i + 1), sizeof(*base))) == NULL) - adios(NULL, "out of memory"); - - ctq = base; - for (ctp = cts; *ctp; ctp++) { - p = *ctp; - if (p->c_type == CT_MESSAGE && p->c_subtype == ct->c_subtype) { - pm = (struct partial *) p->c_ctparams; - if (pm->pm_marked) - *ctq++ = p; - } - } - *ctq = NULL; - - if (i > 1) - qsort((char *) base, i, sizeof(*base), (qsort_comp) ct_compar); - - cur = 1; - for (ctq = base; *ctq; ctq++) { - p = *ctq; - pm = (struct partial *) p->c_ctparams; - if (pm->pm_marked != cur) { - if (pm->pm_marked == cur - 1) { - admonish(NULL, "duplicate part %d of %d part multipart message", pm->pm_marked, hi); - continue; - } - -missing_part: - advise (NULL, "missing %spart %d of %d part multipart message", cur != hi ? "(at least) " : "", cur, hi); - goto losing; - } else - cur++; - } - if (hi != --cur) { - cur = hi; - goto missing_part; - } - - /* - ** Now cycle through the sorted list of messages of type - ** "message/partial" and save/append them to a file. - */ - - ctq = base; - ct = *ctq++; - if (store_content(ct, NULL) == NOTOK) { -losing: - free((char *) base); - return NOTOK; - } - - for (; *ctq; ctq++) { - p = *ctq; - if (store_content(p, ct) == NOTOK) - goto losing; - } - - free((char *) base); - return OK; -} - - -/* -** Store content from a message of type "message/external". -*/ - -static int -store_external(CT ct) -{ - int result = NOTOK; - struct exbody *e = (struct exbody *) ct->c_ctparams; - CT p = e->eb_content; - - if (!type_ok(p, 1)) - return OK; - - /* - ** Check if the parameters for the external body - ** specified a filename. - */ - if (autosw) { - char *cp; - - if ((cp = e->eb_name) && *cp != '/' && *cp != '.' && - *cp != '|' && *cp != '!' && !strchr(cp, '%')) { - if (!ct->c_storeproc) - ct->c_storeproc = getcpy(cp); - if (!p->c_storeproc) - p->c_storeproc = getcpy(cp); - } - } - - /* - ** Since we will let the Content structure for the - ** external body substitute for the current content, - ** we temporarily change its partno (number inside - ** multipart), so everything looks right. - */ - p->c_partno = ct->c_partno; - - /* we probably need to check if content is really there */ - result = store_switch(p); - - p->c_partno = NULL; - return result; -} - - -/* -** Compare the numbering from two different -** message/partials (needed for sorting). -*/ - -static int -ct_compar(CT *a, CT *b) -{ - struct partial *am = (struct partial *) ((*a)->c_ctparams); - struct partial *bm = (struct partial *) ((*b)->c_ctparams); - - return (am->pm_marked - bm->pm_marked); -} - - -/* -** Store contents of a message or message part to -** a folder, a file, the standard output, or pass -** the contents to a command. -** -** If the current content to be saved is a followup part -** to a collection of messages of type "message/partial", -** then field "p" is a pointer to the Content structure -** to the first message/partial in the group. -*/ - -static int -store_content(CT ct, CT p) -{ - int appending = 0, msgnum = 0; - int is_partial = 0, first_partial = 0; - int last_partial = 0; - char *cp, buffer[BUFSIZ]; - - /* - ** Do special processing for messages of - ** type "message/partial". - ** - ** We first check if this content is of type - ** "message/partial". If it is, then we need to check - ** whether it is the first and/or last in the group. - ** - ** Then if "p" is a valid pointer, it points to the Content - ** structure of the first partial in the group. So we copy - ** the file name and/or folder name from that message. In - ** this case, we also note that we will be appending. - */ - if (ct->c_type == CT_MESSAGE && ct->c_subtype == MESSAGE_PARTIAL) { - struct partial *pm = (struct partial *) ct->c_ctparams; - - /* Yep, it's a message/partial */ - is_partial = 1; - - /* But is it the first and/or last in the collection? */ - if (pm->pm_partno == 1) - first_partial = 1; - if (pm->pm_maxno && pm->pm_partno == pm->pm_maxno) - last_partial = 1; - - /* - ** If "p" is a valid pointer, then it points to the - ** Content structure for the first message in the group. - ** So we just copy the filename or foldername information - ** from the previous iteration of this function. - */ - if (p) { - appending = 1; - ct->c_storage = getcpy(p->c_storage); - - /* record the folder name */ - if (p->c_folder) { - ct->c_folder = getcpy(p->c_folder); - } - goto got_filename; - } - } - - /* - ** Get storage formatting string. - ** - ** 1) If we have storeproc defined, then use that - ** 2) Else check for a mhstore-store-/ entry - ** 3) Else check for a mhstore-store- entry - ** 4) Else if content is "message", use "+" (current folder) - ** 5) Else use string "%m%P.%s". - */ - if ((cp = ct->c_storeproc) == NULL || *cp == '\0') { - CI ci = &ct->c_ctinfo; - - snprintf(buffer, sizeof(buffer), "%s-store-%s/%s", - invo_name, ci->ci_type, ci->ci_subtype); - if ((cp = context_find(buffer)) == NULL || *cp == '\0') { - snprintf(buffer, sizeof(buffer), "%s-store-%s", - invo_name, ci->ci_type); - if ((cp = context_find(buffer)) == NULL || - *cp == '\0') { - cp = ct->c_type == CT_MESSAGE ? - "+" : "%m%P.%s"; - } - } - } - - /* - ** Check the beginning of storage formatting string - ** to see if we are saving content to a folder. - */ - if (*cp == '+' || *cp == '@') { - char *tmpfilenam, *folder; - - /* Store content in temporary file for now */ - tmpfilenam = m_mktemp(invo_name, NULL, NULL); - ct->c_storage = getcpy(tmpfilenam); - - /* Get the folder name */ - if (cp[1]) - folder = getcpy(expandfol(cp)); - else - folder = getcurfol(); - - /* Check if folder exists */ - create_folder(toabsdir(folder), 0, exit); - - /* Record the folder name */ - ct->c_folder = getcpy(folder); - - if (cp[1]) - free(folder); - - goto got_filename; - } - - /* - ** Parse and expand the storage formatting string - ** in `cp' into `buffer'. - */ - parse_format_string(ct, cp, buffer, sizeof(buffer), dir); - - /* - ** If formatting begins with '|' or '!', then pass - ** content to standard input of a command and return. - */ - if (buffer[0] == '|' || buffer[0] == '!') - return show_content_aux(ct, 1, 0, buffer + 1, dir); - - /* record the filename */ - ct->c_storage = getcpy(buffer); - -got_filename: - /* flush the output stream */ - fflush(stdout); - - /* Now save or append the content to a file */ - if (output_content_file(ct, appending) == NOTOK) - return NOTOK; - - /* - ** If necessary, link the file into a folder and remove - ** the temporary file. If this message is a partial, - ** then only do this if it is the last one in the group. - */ - if (ct->c_folder && (!is_partial || last_partial)) { - msgnum = output_content_folder(ct->c_folder, ct->c_storage); - unlink(ct->c_storage); - if (msgnum == NOTOK) - return NOTOK; - } - - /* - ** Now print out the name/number of the message - ** that we are storing. - */ - if (is_partial) { - if (first_partial) - fprintf(stderr, "reassembling partials "); - if (last_partial) - fprintf(stderr, "%s", ct->c_file); - else - fprintf(stderr, "%s,", ct->c_file); - } else { - fprintf(stderr, "storing message %s", ct->c_file); - if (ct->c_partno) - fprintf(stderr, " part %s", ct->c_partno); - } - - /* - ** Unless we are in the "middle" of group of message/partials, - ** we now print the name of the file, folder, and/or message - ** to which we are storing the content. - */ - if (!is_partial || last_partial) { - if (ct->c_folder) { - fprintf(stderr, " to folder %s as message %d\n", - ct->c_folder, msgnum); - } else if (strcmp(ct->c_storage, "-")==0) { - fprintf(stderr, " to stdout\n"); - } else { - int cwdlen; - - cwdlen = strlen(cwd); - fprintf(stderr, " as file %s\n", - strncmp(ct->c_storage, cwd, - cwdlen)!=0 || - ct->c_storage[cwdlen] != '/' ? - ct->c_storage : - ct->c_storage + cwdlen + 1); - } - } - - return OK; -} - - -/* -** Output content to a file -*/ - -static int -output_content_file(CT ct, int appending) -{ - int filterstate; - char *file, buffer[BUFSIZ]; - long pos, last; - FILE *fp; - - /* - ** If the pathname is absolute, make sure - ** all the relevant directories exist. - */ - if (strchr(ct->c_storage, '/') && make_intermediates(ct->c_storage) - == NOTOK) - return NOTOK; - - if (ct->c_encoding != CE_7BIT) { - int cc, fd; - - if (!ct->c_ceopenfnx) { - advise(NULL, "don't know how to decode part %s of message %s", ct->c_partno, ct->c_file); - return NOTOK; - } - - file = appending || strcmp(ct->c_storage, "-")==0 ? - NULL : ct->c_storage; - if ((fd = (*ct->c_ceopenfnx) (ct, &file)) == NOTOK) - return NOTOK; - if (strcmp(file, ct->c_storage)==0) { - (*ct->c_ceclosefnx) (ct); - return OK; - } - - /* - ** Send to standard output - */ - if (strcmp(ct->c_storage, "-")==0) { - int gd; - - if ((gd = dup(fileno(stdout))) == NOTOK) { - advise("stdout", "unable to dup"); -losing: - (*ct->c_ceclosefnx) (ct); - return NOTOK; - } - if ((fp = fdopen(gd, appending ? "a" : "w")) == NULL) { - advise("stdout", "unable to fdopen (%d, \"%s\") from", gd, appending ? "a" : "w"); - close(gd); - goto losing; - } - } else { - /* - ** Open output file - */ - if ((fp = fopen(ct->c_storage, appending ? "a" : "w")) - == NULL) { - advise(ct->c_storage, "unable to fopen for %s", - appending ? - "appending" : "writing"); - goto losing; - } - } - - /* - ** Filter the header fields of the initial enclosing - ** message/partial into the file. - */ - if (ct->c_type == CT_MESSAGE && ct->c_subtype == MESSAGE_PARTIAL) { - struct partial *pm = (struct partial *) ct->c_ctparams; - - if (pm->pm_partno == 1) - copy_some_headers(fp, ct); - } - - for (;;) { - switch (cc = read(fd, buffer, sizeof(buffer))) { - case NOTOK: - advise(file, "error reading content from"); - break; - - case OK: - break; - - default: - fwrite(buffer, sizeof(*buffer), cc, fp); - continue; - } - break; - } - - (*ct->c_ceclosefnx) (ct); - - if (cc != NOTOK && fflush(fp)) - advise(ct->c_storage, "error writing to"); - - fclose(fp); - - return (cc != NOTOK ? OK : NOTOK); - } - - if (!ct->c_fp && (ct->c_fp = fopen(ct->c_file, "r")) == NULL) { - advise(ct->c_file, "unable to open for reading"); - return NOTOK; - } - - pos = ct->c_begin; - last = ct->c_end; - fseek(ct->c_fp, pos, SEEK_SET); - - if (strcmp(ct->c_storage, "-")==0) { - int gd; - - if ((gd = dup(fileno(stdout))) == NOTOK) { - advise("stdout", "unable to dup"); - return NOTOK; - } - if ((fp = fdopen(gd, appending ? "a" : "w")) == NULL) { - advise("stdout", "unable to fdopen (%d, \"%s\") from", - gd, appending ? "a" : "w"); - close(gd); - return NOTOK; - } - } else { - if ((fp = fopen(ct->c_storage, appending ? "a" : "w")) - == NULL) { - advise(ct->c_storage, "unable to fopen for %s", - appending ? "appending" : "writing"); - return NOTOK; - } - } - - /* - ** Copy a few of the header fields of the initial - ** enclosing message/partial into the file. - */ - filterstate = 0; - if (ct->c_type == CT_MESSAGE && ct->c_subtype == MESSAGE_PARTIAL) { - struct partial *pm = (struct partial *) ct->c_ctparams; - - if (pm->pm_partno == 1) { - copy_some_headers(fp, ct); - filterstate = 1; - } - } - - while (fgets(buffer, sizeof(buffer) - 1, ct->c_fp)) { - if ((pos += strlen(buffer)) > last) { - int diff; - - diff = strlen(buffer) - (pos - last); - if (diff >= 0) - buffer[diff] = '\0'; - } - /* - ** If this is the first content of a group of - ** message/partial contents, then we only copy a few - ** of the header fields of the enclosed message. - */ - if (filterstate) { - switch (buffer[0]) { - case ' ': - case '\t': - if (filterstate < 0) - buffer[0] = 0; - break; - - case '\n': - filterstate = 0; - break; - - default: - if (!uprf(buffer, XXX_FIELD_PRF) && !uprf(buffer, VRSN_FIELD) && !uprf(buffer, "Subject:") && !uprf(buffer, "Message-ID:")) { - filterstate = -1; - buffer[0] = 0; - break; - } - filterstate = 1; - break; - } - } - fputs(buffer, fp); - if (pos >= last) - break; - } - - if (fflush(fp)) - advise(ct->c_storage, "error writing to"); - - fclose(fp); - fclose(ct->c_fp); - ct->c_fp = NULL; - return OK; -} - - -/* -** Add a file to a folder. -** -** Return the new message number of the file -** when added to the folder. Return -1, if -** there is an error. -*/ - -static int -output_content_folder(char *folder, char *filename) -{ - int msgnum; - struct msgs *mp; - - /* Read the folder. */ - if ((mp = folder_read(folder))) { - /* Link file into folder */ - msgnum = folder_addmsg(&mp, filename, 0, 0, 0, 0, NULL); - } else { - advise(NULL, "unable to read folder %s", folder); - return NOTOK; - } - - /* free folder structure */ - folder_free(mp); - - /* - ** Return msgnum. We are relying on the fact that - ** msgnum will be -1, if folder_addmsg() had an error. - */ - return msgnum; -} - - -/* -** Parse and expand the storage formatting string -** pointed to by "cp" into "buffer". -*/ - -static int -parse_format_string(CT ct, char *cp, char *buffer, int buflen, char *dir) -{ - int len; - char *bp; - CI ci = &ct->c_ctinfo; - - /* - ** If storage string is "-", just copy it, and - ** return (send content to standard output). - */ - if (cp[0] == '-' && cp[1] == '\0') { - strncpy(buffer, cp, buflen); - return 0; - } - - bp = buffer; - bp[0] = '\0'; - - /* - ** If formatting string is a pathname that doesn't - ** begin with '/', then preface the path with the - ** appropriate directory. - */ - if (*cp != '/' && *cp != '|' && *cp != '!') { - snprintf(bp, buflen, "%s/", dir[1] ? dir : ""); - len = strlen(bp); - bp += len; - buflen -= len; - } - - for (; *cp; cp++) { - - /* We are processing a storage escape */ - if (*cp == '%') { - switch (*++cp) { - case 'a': - /* - ** Insert parameters from Content-Type. - ** This is only valid for '|' commands. - */ - if (buffer[0] != '|' && buffer[0] != '!') { - *bp++ = *--cp; - *bp = '\0'; - buflen--; - continue; - } else { - char **ap, **ep; - char *s = ""; - - for (ap=ci->ci_attrs, ep=ci->ci_values; - *ap; ap++, ep++) { - snprintf(bp, buflen, - "%s%s=\"%s\"", - s, *ap, *ep); - len = strlen(bp); - bp += len; - buflen -= len; - s = " "; - } - } - break; - - case 'm': - /* insert message number */ - snprintf(bp, buflen, "%s", - mhbasename(ct->c_file)); - break; - - case 'P': - /* insert part number with leading dot */ - if (ct->c_partno) - snprintf(bp, buflen, ".%s", - ct->c_partno); - break; - - case 'p': - /* insert part number withouth leading dot */ - if (ct->c_partno) - strncpy(bp, ct->c_partno, buflen); - break; - - case 't': - /* insert content type */ - strncpy(bp, ci->ci_type, buflen); - break; - - case 's': - /* insert content subtype */ - strncpy(bp, ci->ci_subtype, buflen); - break; - - case '%': - /* insert the character % */ - goto raw; - - default: - *bp++ = *--cp; - *bp = '\0'; - buflen--; - continue; - } - - /* Advance bp and decrement buflen */ - len = strlen(bp); - bp += len; - buflen -= len; - - } else { -raw: - *bp++ = *cp; - *bp = '\0'; - buflen--; - } - } - - return 0; -} - - -/* -** Check if the content specifies a filename -** in its MIME parameters. -*/ - -static void -get_storeproc(CT ct) -{ - char **ap, **ep, *cp; - CI ci = &ct->c_ctinfo; - - /* - ** If the storeproc has already been defined, - ** we just return (for instance, if this content - ** is part of a "message/external". - */ - if (ct->c_storeproc) - return; - - /* - ** Check the attribute/value pairs, for the attribute "name". - ** If found, do a few sanity checks and copy the value into - ** the storeproc. - */ - for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) { - if (!mh_strcasecmp(*ap, "name") && *(cp = *ep) != '/' && - *cp != '.' && *cp != '|' && *cp != '!' && - !strchr(cp, '%')) { - ct->c_storeproc = getcpy(cp); - return; - } - } -} - - -/* -** Copy some of the header fields of the initial message/partial -** message into the header of the reassembled message. -*/ - -static int -copy_some_headers(FILE *out, CT ct) -{ - HF hp; - - hp = ct->c_first_hf; /* start at first header field */ - - while (hp) { - /* - ** A few of the header fields of the enclosing - ** messages are not copied. - */ - if (!uprf(hp->name, XXX_FIELD_PRF) && - mh_strcasecmp(hp->name, VRSN_FIELD) && - mh_strcasecmp(hp->name, "Subject") && - mh_strcasecmp(hp->name, "Message-ID")) - fprintf(out, "%s:%s", hp->name, hp->value); - hp = hp->next; /* next header field */ - } - - return OK; -} -- 1.7.10.4