X-Git-Url: http://git.marmaro.de/?p=mmh;a=blobdiff_plain;f=uip%2Fmhbuild.c;h=2ffd09cec52399feff9e65d5ec0be55799edc47e;hp=06a353acf9b7d64157763d401877ee952b146d7c;hb=55eda7c77fdf33b0a7175968471df55e2600379c;hpb=0c648c7c1509760370d4c4267a45a5a305885e7f diff --git a/uip/mhbuild.c b/uip/mhbuild.c index 06a353a..2ffd09c 100644 --- a/uip/mhbuild.c +++ b/uip/mhbuild.c @@ -15,69 +15,27 @@ #include #include -#include -#include #include -#include #include #include #include -#include #include -#ifdef TIME_WITH_SYS_TIME +#ifdef HAVE_SYS_TIME_H # include -# include -#else -# ifdef TM_IN_SYS_TIME -# include -# else -# include -# endif #endif +#include static struct swit switches[] = { -#define CHECKSW 0 - { "check", 0 }, -#define NCHECKSW 1 - { "nocheck", 0 }, -#define EBCDICSW 2 - { "ebcdicsafe", 0 }, -#define NEBCDICSW 3 - { "noebcdicsafe", 0 }, -#define HEADSW 4 - { "headers", 0 }, -#define NHEADSW 5 - { "noheaders", 0 }, -#define LISTSW 6 - { "list", 0 }, -#define NLISTSW 7 - { "nolist", 0 }, -#define SIZESW 8 - { "realsize", 0 }, -#define NSIZESW 9 - { "norealsize", 0 }, -#define RFC934SW 10 - { "rfc934mode", 0 }, -#define NRFC934SW 11 - { "norfc934mode", 0 }, -#define VERBSW 12 +#define VERBSW 0 { "verbose", 0 }, -#define NVERBSW 13 - { "noverbose", 0 }, -#define RCACHESW 14 - { "rcache policy", 0 }, -#define WCACHESW 15 - { "wcache policy", 0 }, -#define CONTENTIDSW 16 - { "contentid", 0 }, -#define NCONTENTIDSW 17 - { "nocontentid", 0 }, -#define VERSIONSW 18 - { "version", 0 }, -#define HELPSW 19 +#define NVERBSW 1 + { "noverbose", 2 }, +#define VERSIONSW 2 + { "Version", 0 }, +#define HELPSW 3 { "help", 0 }, -#define DEBUGSW 20 +#define DEBUGSW 4 { "debug", -5 }, { NULL, 0 } }; @@ -102,12 +60,6 @@ static char prefix[] = "----- =_aaaaaaaaaa"; int make_intermediates(char *); void content_error(char *, CT, char *, ...); -/* mhcachesbr.c */ -int find_cache(CT, int, int *, char *, char *, int); - -/* ftpsbr.c */ -int ftp_get(char *, char *, char *, char *, char *, char *, int, int); - /* mhfree.c */ void free_content(CT); void free_ctinfo(CT); @@ -123,25 +75,12 @@ static void set_id(CT, int); static int compose_content(CT); static int scan_content(CT); static int build_headers(CT); -static char *calculate_digest(CT, int); static CT build_mime(char *); - -/* mhcachesbr.c */ -extern int rcachesw; -extern int wcachesw; -extern char *cache_public; -extern char *cache_private; - int debugsw = 0; int verbosw = 0; -int ebcdicsw = 0; -int listsw = 0; -int rfc934sw = 0; -int contentidsw = 1; - /* ** Temporary files */ @@ -151,15 +90,12 @@ static int unlink_infile = 0; static char outfile[BUFSIZ]; static int unlink_outfile = 0; -static void unlink_done(int) NORETURN; +void unlink_done(); /* mhoutsbr.c */ int output_message(CT, char *); int output_message_fp(CT, FILE *, char*); -/* mhlistsbr.c */ -int list_all_messages(CT *, int, int, int, int); - /* mhmisc.c */ void set_endian(void); @@ -170,20 +106,18 @@ void free_content(CT); int main(int argc, char **argv) { - int sizesw = 1, headsw = 1; - int *icachesw; char *cp, buf[BUFSIZ]; char buffer[BUFSIZ], *compfile = NULL; char **argp, **arguments; - CT ct, cts[2]; + CT ct; FILE *fp = NULL; FILE *fp_out = NULL; - done = unlink_done; + if (atexit(unlink_done) != 0) { + adios(NULL, "atexit failed"); + } -#ifdef LOCALE setlocale(LC_ALL, ""); -#endif invo_name = mhbasename(argv[0]); /* read user profile/context */ @@ -198,7 +132,6 @@ main(int argc, char **argv) adios(NULL, "cannot specify both standard input and a file"); else compfile = cp; - listsw = 0; /* turn off -list if using std in/out */ verbosw = 0; /* turn off -verbose listings */ break; } @@ -206,86 +139,18 @@ main(int argc, char **argv) switch (smatch(++cp, switches)) { case AMBIGSW: ambigsw(cp, switches); - done(1); + /* sysexits.h EX_USAGE */ + exit(1); case UNKWNSW: adios(NULL, "-%s unknown", cp); case HELPSW: snprintf(buf, sizeof(buf), "%s [switches] file", invo_name); print_help(buf, switches, 1); - done(1); + exit(0); case VERSIONSW: print_version(invo_name); - done(1); - - case RCACHESW: - icachesw = &rcachesw; - goto do_cache; - case WCACHESW: - icachesw = &wcachesw; - do_cache: ; - if (!(cp = *argp++) || *cp == '-') - adios(NULL, "missing argument to %s", - argp[-2]); - switch (*icachesw = smatch(cp, caches)) { - case AMBIGSW: - ambigsw(cp, caches); - done(1); - case UNKWNSW: - adios(NULL, "%s unknown", cp); - default: - break; - } - continue; - - case CHECKSW: - checksw++; - continue; - case NCHECKSW: - checksw = 0; - continue; - - case EBCDICSW: - ebcdicsw++; - continue; - case NEBCDICSW: - ebcdicsw = 0; - continue; - - case HEADSW: - headsw++; - continue; - case NHEADSW: - headsw = 0; - continue; - - case LISTSW: - listsw++; - continue; - case NLISTSW: - listsw = 0; - continue; - - case RFC934SW: - rfc934sw++; - continue; - case NRFC934SW: - rfc934sw = 0; - continue; - - case SIZESW: - sizesw++; - continue; - case NSIZESW: - sizesw = 0; - continue; - - case CONTENTIDSW: - contentidsw = 1; - continue; - case NCONTENTIDSW: - contentidsw = 0; - continue; + exit(0); case VERBSW: verbosw++; @@ -306,9 +171,6 @@ main(int argc, char **argv) set_endian(); - if ((cp = getenv("MM_NOASK")) && strcmp(cp, "1")==0) - listsw = 0; - /* ** Check if we've specified an additional profile */ @@ -330,15 +192,6 @@ main(int argc, char **argv) fclose(fp); } - /* Check for public cache location */ - if ((cache_public = context_find(nmhcache)) && *cache_public != '/') - cache_public = NULL; - - /* Check for private cache location */ - if (!(cache_private = context_find(nmhprivcache))) - cache_private = ".cache"; - cache_private = getcpy(toabsdir(cache_private)); - /* ** Check for storage directory. If defined, we ** will store temporary files there. Else we @@ -368,8 +221,6 @@ main(int argc, char **argv) /* build the content structures for MIME message */ ct = build_mime(infile); - cts[0] = ct; - cts[1] = NULL; /* output MIME message to this temporary file */ strncpy(outfile, m_mktemp(invo_name, NULL, &fp_out), @@ -394,7 +245,7 @@ main(int argc, char **argv) unlink_outfile = 0; free_content(ct); - done(0); + exit(0); } /* @@ -403,8 +254,6 @@ main(int argc, char **argv) /* build the content structures for MIME message */ ct = build_mime(compfile); - cts[0] = ct; - cts[1] = NULL; /* output MIME message to this temporary file */ strncpy(outfile, m_mktemp2(compfile, invo_name, NULL, &fp_out), @@ -415,44 +264,38 @@ main(int argc, char **argv) output_message_fp(ct, fp_out, outfile); fclose(fp_out); - /* - ** List the message info - */ - if (listsw) - list_all_messages(cts, headsw, sizesw, verbosw, debugsw); - /* Rename composition draft */ - snprintf(buffer, sizeof(buffer), "%s.orig", m_backup(compfile)); + snprintf(buffer, sizeof(buffer), "%s.orig", compfile); if (rename(compfile, buffer) == NOTOK) { - adios(compfile, "unable to rename comp draft %s to", buffer); + adios(buffer, "unable to rename draft %s to", compfile); } /* Rename output file to take its place */ if (rename(outfile, compfile) == NOTOK) { - advise(outfile, "unable to rename output %s to", compfile); + advise(compfile, "unable to rename output %s to", outfile); rename(buffer, compfile); - done(1); + /* sysexits.h EX_IOERR */ + exit(1); } unlink_outfile = 0; free_content(ct); - done(0); - return 1; + return 0; } -static void -unlink_done(int status) +void +unlink_done() { /* ** Check if we need to remove stray temporary files. */ - if (unlink_infile) + if (unlink_infile) { unlink(infile); - if (unlink_outfile) + } + if (unlink_outfile) { unlink(outfile); - - exit(status); + } } /* @@ -577,8 +420,10 @@ finish_field: ** draft. So create a multipart/mixed content to hold everything. ** We can remove this later, if it is not needed. */ - if (get_ctinfo("multipart/mixed", ct, 0) == NOTOK) - done(1); + if (get_ctinfo("multipart/mixed", ct, 0) == NOTOK) { + /* sysexits.h EX_DATAERR */ + exit(1); + } ct->c_type = CT_MULTIPART; ct->c_subtype = MULTI_MIXED; ct->c_file = getcpy(infile); @@ -728,13 +573,12 @@ fgetstr(char *s, int n, FILE *stream) static int user_content(FILE *in, char *file, char *buf, CT *ctp) { - int extrnal, vrsn; + int vrsn; unsigned char *cp; char **ap; char buffer[BUFSIZ]; struct multipart *m; struct part **pp; - struct stat st; struct str2init *s2i; CI ci; CT ct; @@ -862,13 +706,12 @@ rock_and_roll: } } - if (listsw) - ct->c_end = ftell(out); fclose(out); /* parse content type */ if (get_ctinfo(content, ct, inlineD) == NOTOK) - done(1); + /* sysexits.h EX_USAGE */ + exit(1); for (s2i = str2cts; s2i->si_key; s2i++) if (!mh_strcasecmp(ci->ci_type, s2i->si_key)) @@ -909,12 +752,15 @@ call_init: ** must be some type of explicit directive. */ - /* check if directive is external-type */ - extrnal = (buf[1] == '@'); + if (buf[1] == '@') { + adios(NULL, "The #@ directive i.e. message/external-body " + "is not supported anymore."); + } /* parse directive */ - if (get_ctinfo(buf + (extrnal ? 2 : 1), ct, 1) == NOTOK) - done(1); + if (get_ctinfo(buf+1, ct, 1) == NOTOK) + /* sysexits.h EX_DATAERR */ + exit(1); /* check directive against the list of MIME types */ for (s2i = str2cts; s2i->si_key; s2i++) @@ -925,8 +771,7 @@ call_init: ** Check if the directive specified a valid type. ** This will happen if it was one of the following forms: ** - ** #type/subtype (or) - ** #@type/subtype + ** #type/subtype */ if (s2i->si_key) { if (!ci->ci_subtype) @@ -938,13 +783,14 @@ call_init: /* NOTREACHED */ case CT_MESSAGE: - if (!mh_strcasecmp(ci->ci_subtype, "partial")) + if (!mh_strcasecmp(ci->ci_subtype, "partial") || + !mh_strcasecmp(ci->ci_subtype, + "external-body")) { adios(NULL, "sorry, \"#%s/%s\" isn't supported", ci->ci_type, ci->ci_subtype); - if (!mh_strcasecmp(ci->ci_subtype, "external-body")) - adios(NULL, "use \"#@type/subtype ... [] ...\" instead of \"#%s/%s\"", ci->ci_type, ci->ci_subtype); + } use_forw: - adios(NULL, "use \"#forw [+folder] [msgs]\" instead of \"#%s/%s\"", ci->ci_type, ci->ci_subtype); - /* NOTREACHED */ + admonish(NULL, "use \"#forw [+folder] [msgs]\" instead of \"#%s/%s\"", ci->ci_type, ci->ci_subtype); + /* FALL */ default: if ((ct->c_ctinitfnx = s2i->si_init)) @@ -952,52 +798,6 @@ use_forw: break; } - /* - ** #@type/subtype (external types directive) - */ - if (extrnal) { - struct exbody *e; - CT p; - - if (!ci->ci_magic) - adios(NULL, "need external information for \"#@%s/%s\"", ci->ci_type, ci->ci_subtype); - p = ct; - - snprintf(buffer, sizeof(buffer), "message/external-body; %s", ci->ci_magic); - free(ci->ci_magic); - ci->ci_magic = NULL; - - /* - ** Since we are using the current Content structure to - ** hold information about the type of the external - ** reference, we need to create another Content - ** structure for the message/external-body to wrap - ** it in. - */ - if ((ct = (CT) calloc(1, sizeof(*ct))) == NULL) - adios(NULL, "out of memory"); - *ctp = ct; - ci = &ct->c_ctinfo; - if (get_ctinfo(buffer, ct, 0) == NOTOK) - done(1); - ct->c_type = CT_MESSAGE; - ct->c_subtype = MESSAGE_EXTERNAL; - - if ((e = (struct exbody *) - calloc(1, sizeof(*e))) == NULL) - adios(NULL, "out of memory"); - ct->c_ctparams = (void *) e; - - e->eb_parent = ct; - e->eb_content = p; - p->c_ctexbody = e; - - if (params_external(ct, 1) == NOTOK) - done(1); - - return OK; - } - /* Handle [file] argument */ if (ci->ci_magic) { /* check if specifies command to execute */ @@ -1014,8 +814,6 @@ use_forw: ce->ce_file = ci->ci_magic; if (access(ce->ce_file, R_OK) == NOTOK) adios("reading", "unable to access %s for", ce->ce_file); - if (listsw && stat(ce->ce_file, &st) != NOTOK) - ct->c_end = (long) st.st_size; ci->ci_magic = NULL; } return OK; @@ -1033,17 +831,14 @@ use_forw: if ((cp = context_find(buffer)) == NULL || *cp == '\0') { content_error(NULL, ct, "don't know how to compose content"); - done(1); + /* sysexits.h EX_USAGE */ + exit(1); } } ci->ci_magic = getcpy(cp); return OK; } - if (extrnal) - adios(NULL, "external definition not allowed for \"#%s\"", - ci->ci_type); - /* ** Message directive ** #forw [+folder] [msgs] @@ -1089,7 +884,8 @@ use_forw: cp = *ap; if (*cp != '+' && *cp != '@') if (!m_convert(mp, cp)) - done(1); + /* sysexits.h EX_USAGE */ + exit(1); } free(folder); free_ctinfo(ct); @@ -1103,7 +899,8 @@ use_forw: if (mp->numsel > 1) { /* we are forwarding multiple messages */ if (get_ctinfo("multipart/digest", ct, 0) == NOTOK) - done(1); + /* sysexits.h EX_DATAERR */ + exit(1); ct->c_type = CT_MULTIPART; ct->c_subtype = MULTI_DIGEST; @@ -1126,7 +923,8 @@ use_forw: pe = p->c_cefile; if (get_ctinfo("message/rfc822", p, 0) == NOTOK) - done(1); + /* sysexits.h EX_DATAERR */ + exit(1); p->c_type = CT_MESSAGE; p->c_subtype = MESSAGE_RFC822; @@ -1134,9 +932,6 @@ use_forw: "%s/%d", mp->foldpath, msgnum); pe->ce_file = getcpy(buffer); - if (listsw && stat(pe->ce_file, &st) - != NOTOK) - p->c_end = (long) st.st_size; if ((part = (struct part *) calloc(1, sizeof(*part))) == NULL) adios(NULL, "out of memory"); @@ -1148,7 +943,8 @@ use_forw: } else { /* we are forwarding one message */ if (get_ctinfo("message/rfc822", ct, 0) == NOTOK) - done(1); + /* sysexits.h EX_DATAERR */ + exit(1); ct->c_type = CT_MESSAGE; ct->c_subtype = MESSAGE_RFC822; @@ -1156,8 +952,6 @@ use_forw: snprintf(buffer, sizeof(buffer), "%s/%d", mp->foldpath, msgnum); ce->ce_file = getcpy(buffer); - if (listsw && stat(ce->ce_file, &st) != NOTOK) - ct->c_end = (long) st.st_size; } folder_free(mp); /* free folder/message structure */ @@ -1196,7 +990,8 @@ use_forw: free_ctinfo(ct); snprintf(buffer, sizeof(buffer), "multipart/%s", cp); if (get_ctinfo(buffer, ct, 0) == NOTOK) - done(1); + /* sysexits.h EX_DATAERR */ + exit(1); ct->c_type = CT_MULTIPART; ct->c_subtype = vrsn; @@ -1256,42 +1051,6 @@ set_id(CT ct, int top) } -static char ebcdicsafe[0x100] = { - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, - 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 -}; - - /* ** Fill out, or expand the various contents in the composition ** draft. Read-in any necessary files. Parse and execute any @@ -1330,41 +1089,6 @@ compose_content(CT ct) if (compose_content(p) == NOTOK) return NOTOK; } - - /* - ** If the -rfc934mode switch is given, then check all - ** the subparts of a multipart/digest. If they are all - ** message/rfc822, then mark this content and all - ** subparts with the rfc934 compatibility mode flag. - */ - if (rfc934sw && ct->c_subtype == MULTI_DIGEST) { - int is934 = 1; - - for (part = m->mp_parts; part; part = part->mp_next) { - CT p = part->mp_part; - - if (p->c_subtype != MESSAGE_RFC822) { - is934 = 0; - break; - } - } - ct->c_rfc934 = is934; - for (part = m->mp_parts; part; part = part->mp_next) { - CT p = part->mp_part; - - if ((p->c_rfc934 = is934)) - p->c_end++; - } - } - - if (listsw) { - ct->c_end = (partnum = strlen(prefix) + 2) + 2; - if (ct->c_rfc934) - ct->c_end += 1; - - for (part = m->mp_parts; part; part = part->mp_next) - ct->c_end += part->mp_part->c_end + partnum; - } } break; @@ -1498,18 +1222,11 @@ raw: default: fclose(out); if (pidXwait(child_id, NULL)) - done(1); + /* sysexits.h EX_SOFTWARE */ + exit(1); break; } } - - /* Check size of file */ - if (listsw && ct->c_end == 0L) { - struct stat st; - - if (stat(ce->ce_file, &st) != NOTOK) - ct->c_end = (long) st.st_size; - } break; } @@ -1534,11 +1251,10 @@ static int scan_content(CT ct) { int len; - int check8bit = 0, contains8bit = 0; /* check if contains 8bit data */ - int checklinelen = 0, linelen = 0; /* check for long lines */ - int checkboundary = 0, boundaryclash = 0; /* check if clashes with multipart boundary */ - int checklinespace = 0, linespace = 0; /* check if any line ends with space */ - int checkebcdic = 0, ebcdicunsafe = 0; /* check if contains ebcdic unsafe characters */ + int check8bit = 0, contains8bit = 0; + int checklinelen = 0, linelen = 0; + int checkboundary = 0, boundaryclash = 0; + int checklinespace = 0, linespace = 0; /* trailing whitespace */ unsigned char *cp = NULL, buffer[BUFSIZ]; struct text *t = NULL; FILE *in = NULL; @@ -1585,46 +1301,26 @@ scan_content(CT ct) check8bit = 1; checkboundary = 1; if (ct->c_subtype == TEXT_PLAIN) { - checkebcdic = 0; checklinelen = 0; checklinespace = 0; } else { - checkebcdic = ebcdicsw; checklinelen = 1; checklinespace = 1; } break; - case CT_APPLICATION: - check8bit = 1; - checkebcdic = ebcdicsw; - checklinelen = 1; - checklinespace = 1; - checkboundary = 1; - break; - case CT_MESSAGE: check8bit = 0; - checkebcdic = 0; checklinelen = 0; checklinespace = 0; - - /* don't check anything for message/external */ - if (ct->c_subtype == MESSAGE_EXTERNAL) - checkboundary = 0; - else - checkboundary = 1; + checkboundary = 1; break; + case CT_APPLICATION: case CT_AUDIO: case CT_IMAGE: case CT_VIDEO: - /* - ** Don't check anything for these types, - ** since we are forcing use of base64. - */ check8bit = 0; - checkebcdic = 0; checklinelen = 0; checklinespace = 0; checkboundary = 0; @@ -1640,9 +1336,6 @@ scan_content(CT ct) len = strlen(prefix); while (fgets(buffer, sizeof(buffer) - 1, in)) { - /* - ** Check for 8bit data. - */ if (check8bit) { for (cp = buffer; *cp; cp++) { if (!isascii(*cp)) { @@ -1650,30 +1343,14 @@ scan_content(CT ct) /* no need to keep checking */ check8bit = 0; } - /* - ** Check if character is ebcdic-safe. - ** We only check this if also checking - ** for 8bit data. - */ - if (checkebcdic && !ebcdicsafe[*cp & 0xff]) { - ebcdicunsafe = 1; - /* no need to keep checking */ - checkebcdic = 0; - } } } - /* - ** Check line length. - */ if (checklinelen && (strlen(buffer) > CPERLIN + 1)) { linelen = 1; checklinelen = 0; /* no need to keep checking */ } - /* - ** Check if line ends with a space. - */ if (checklinespace && (cp = buffer + strlen(buffer) - 2) > buffer && isspace(*cp)) { @@ -1736,32 +1413,25 @@ scan_content(CT ct) *ep = cp; } - if (contains8bit || ebcdicunsafe || linelen || linespace || - checksw) + if (contains8bit || linelen || linespace) ct->c_encoding = CE_QUOTED; else ct->c_encoding = CE_7BIT; break; - case CT_APPLICATION: - /* For application type, use base64, except when postscript */ - if (contains8bit || ebcdicunsafe || linelen || linespace || - checksw) - ct->c_encoding = (ct->c_subtype == - APPLICATION_POSTSCRIPT) ? - CE_QUOTED : CE_BASE64; - else - ct->c_encoding = CE_7BIT; - break; - case CT_MESSAGE: ct->c_encoding = CE_7BIT; break; + case CT_APPLICATION: case CT_AUDIO: case CT_IMAGE: case CT_VIDEO: - /* For audio, image, and video contents, just use base64 */ + /* + ** Forcing use of base64, because these types likely + ** contain binary data and NUL bytes. Don't care about + ** files that would be clean. + */ ct->c_encoding = CE_BASE64; break; } @@ -1779,7 +1449,7 @@ scan_content(CT ct) static int build_headers(CT ct) { - int cc, mailbody, len; + int cc, len; char **ap, **ep; char *np, *vp, buffer[BUFSIZ]; CI ci = &ct->c_ctinfo; @@ -1803,16 +1473,6 @@ build_headers(CT ct) } /* - ** Skip the output of Content-Type, parameters, content - ** description and disposition, and Content-ID if the - ** content is of type "message" and the rfc934 compatibility - ** flag is set (which means we are inside multipart/digest - ** and the switch -rfc934mode was given). - */ - if (ct->c_type == CT_MESSAGE && ct->c_rfc934) - goto skip_headers; - - /* ** output the content type and subtype */ np = getcpy(TYPE_FIELD); @@ -1822,18 +1482,11 @@ build_headers(CT ct) len = strlen(TYPE_FIELD) + strlen(ci->ci_type) + strlen(ci->ci_subtype) + 3; - mailbody = ct->c_type == CT_MESSAGE && - ct->c_subtype == MESSAGE_EXTERNAL && - ((struct exbody *) ct->c_ctparams)->eb_body; - /* ** Append the attribute/value pairs to ** the end of the Content-Type line. */ for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) { - if (mailbody && !mh_strcasecmp(*ap, "body")) - continue; - vp = add(";", vp); len++; @@ -1869,9 +1522,9 @@ build_headers(CT ct) add_header(ct, np, vp); /* - ** output the Content-ID, unless disabled by -nocontentid + ** output the Content-ID */ - if (contentidsw && ct->c_id) { + if (ct->c_id) { np = getcpy(ID_FIELD); vp = concat(" ", ct->c_id, NULL); add_header(ct, np, vp); @@ -1895,25 +1548,6 @@ build_headers(CT ct) add_header(ct, np, vp); } -skip_headers: - /* - ** If this is the internal content structure for a - ** "message/external", then we are done with the - ** headers (since it has no body). - */ - if (ct->c_ctexbody) - return OK; - - /* - ** output the Content-MD5 - */ - if (checksw) { - np = getcpy(MD5_FIELD); - vp = calculate_digest(ct, (ct->c_encoding == CE_QUOTED) ? - 1 : 0); - add_header(ct, np, vp); - } - /* ** output the Content-Transfer-Encoding */ @@ -1982,15 +1616,6 @@ skip_headers: } break; - case CT_MESSAGE: - if (ct->c_subtype == MESSAGE_EXTERNAL) { - struct exbody *e; - - e = (struct exbody *) ct->c_ctparams; - build_headers(e->eb_content); - } - break; - default: /* Nothing to do */ break; @@ -1998,96 +1623,3 @@ skip_headers: return OK; } - - -static char nib2b64[0x40+1] = - "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - -static char * -calculate_digest(CT ct, int asciiP) -{ - int cc; - char buffer[BUFSIZ], *vp, *op; - unsigned char *dp; - unsigned char digest[16]; - unsigned char outbuf[25]; - FILE *in; - MD5_CTX mdContext; - CE ce = ct->c_cefile; - - /* open content */ - if ((in = fopen(ce->ce_file, "r")) == NULL) - adios(ce->ce_file, "unable to open for reading"); - - /* Initialize md5 context */ - MD5Init(&mdContext); - - /* calculate md5 message digest */ - if (asciiP) { - while (fgets(buffer, sizeof(buffer) - 1, in)) { - char c, *cp; - - cp = buffer + strlen(buffer) - 1; - if ((c = *cp) == '\n') - *cp = '\0'; - - MD5Update(&mdContext, (unsigned char *) buffer, - (unsigned int) strlen(buffer)); - - if (c == '\n') - MD5Update(&mdContext, (unsigned char *) "\r\n", - 2); - } - } else { - while ((cc = fread(buffer, sizeof(*buffer), sizeof(buffer), - in)) > 0) - MD5Update(&mdContext, (unsigned char *) buffer, - (unsigned int) cc); - } - - /* md5 finalization. Write digest and zero md5 context */ - MD5Final(digest, &mdContext); - - /* close content */ - fclose(in); - - /* print debugging info */ - if (debugsw) { - unsigned char *ep; - - fprintf(stderr, "MD5 digest="); - for (ep = (dp = digest) + sizeof(digest) / sizeof(digest[0]); - dp < ep; dp++) - fprintf(stderr, "%02x", *dp & 0xff); - fprintf(stderr, "\n"); - } - - /* encode the digest using base64 */ - for (dp = digest, op = outbuf, cc = sizeof(digest) / sizeof(digest[0]); - cc > 0; cc -= 3, op += 4) { - unsigned long bits; - char *bp; - - bits = (*dp++ & 0xff) << 16; - if (cc > 1) { - bits |= (*dp++ & 0xff) << 8; - if (cc > 2) - bits |= *dp++ & 0xff; - } - - for (bp = op + 4; bp > op; bits >>= 6) - *--bp = nib2b64[bits & 0x3f]; - if (cc < 3) { - *(op + 3) = '='; - if (cc < 2) - *(op + 2) = '='; - } - } - - /* null terminate string */ - outbuf[24] = '\0'; - - /* now make copy and return string */ - vp = concat(" ", outbuf, "\n", NULL); - return vp; -}