/*
- * mhparse.c -- routines to parse 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.
- */
+** mhparse.c -- routines to parse 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 <h/mh.h>
#include <fcntl.h>
-#include <h/signals.h>
-#include <h/md5.h>
-#include <errno.h>
-#include <setjmp.h>
#include <signal.h>
-#include <h/mts.h>
+#include <errno.h>
#include <h/tws.h>
#include <h/mime.h>
#include <h/mhparse.h>
#include <h/utils.h>
-
-#ifdef HAVE_SYS_WAIT_H
-# include <sys/wait.h>
-#endif
-
+#include <unistd.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <sysexits.h>
extern int debugsw;
extern pid_t xpid; /* mhshowsbr.c */
-/* cache policies */
-extern int rcachesw; /* mhcachesbr.c */
-extern int wcachesw; /* mhcachesbr.c */
-
-int checksw = 0; /* check Content-MD5 field */
-
/*
- * Directory to place temp files. This must
- * be set before these routines are called.
- */
+** Directory to place temp files. This must
+** be set before these routines are called.
+*/
char *tmp;
/*
- * Structures for TEXT messages
- */
+** Structures for TEXT messages
+*/
struct k2v SubText[] = {
{ "plain", TEXT_PLAIN },
{ "richtext", TEXT_RICHTEXT }, /* defined in RFC-1341 */
};
/*
- * Structures for MULTIPART messages
- */
+** Structures for MULTIPART messages
+*/
struct k2v SubMultiPart[] = {
{ "mixed", MULTI_MIXED },
{ "alternative", MULTI_ALTERNATE },
};
/*
- * Structures for MESSAGE messages
- */
+** Structures for MESSAGE messages
+*/
struct k2v SubMessage[] = {
{ "rfc822", MESSAGE_RFC822 },
{ "partial", MESSAGE_PARTIAL },
};
/*
- * Structure for APPLICATION messages
- */
+** Structure for APPLICATION messages
+*/
struct k2v SubApplication[] = {
{ "octet-stream", APPLICATION_OCTETS },
{ "postscript", APPLICATION_POSTSCRIPT },
};
-/* ftpsbr.c */
-int ftp_get (char *, char *, char *, char *, char *, char *, int, int);
-
-/* mhcachesbr.c */
-int find_cache (CT, int, int *, char *, char *, int);
-
/* mhmisc.c */
-int part_ok (CT, int);
-int type_ok (CT, int);
-int make_intermediates (char *);
-void content_error (char *, CT, char *, ...);
+int part_ok(CT, int);
+int type_ok(CT, int);
+int make_intermediates(char *);
+void content_error(char *, CT, char *, ...);
/* mhfree.c */
-void free_content (CT);
-void free_encoding (CT, int);
+void free_content(CT);
+void free_encoding(CT, int);
/*
- * static prototypes
- */
-static CT get_content (FILE *, char *, int);
-static int get_comment (CT, unsigned char **, int);
-
-static int InitGeneric (CT);
-static int InitText (CT);
-static int InitMultiPart (CT);
-static void reverse_parts (CT);
-static int InitMessage (CT);
-static int InitApplication (CT);
-static int init_encoding (CT, OpenCEFunc);
-static unsigned long size_encoding (CT);
-static int InitBase64 (CT);
-static int openBase64 (CT, char **);
-static int InitQuoted (CT);
-static int openQuoted (CT, char **);
-static int Init7Bit (CT);
-static int openExternal (CT, CT, CE, char **, int *);
-static int InitFile (CT);
-static int openFile (CT, char **);
-static int InitFTP (CT);
-static int openFTP (CT, char **);
-static int InitMail (CT);
-static int openMail (CT, char **);
-static int readDigest (CT, char *);
+** static prototypes
+*/
+static CT get_content(FILE *, char *, int);
+static int get_comment(CT, unsigned char **, int);
+
+static int InitGeneric(CT);
+static int InitText(CT);
+static int InitMultiPart(CT);
+static void reverse_parts(CT);
+static int InitMessage(CT);
+static int InitApplication(CT);
+static int init_encoding(CT, OpenCEFunc);
+static unsigned long size_encoding(CT);
+static int InitBase64(CT);
+static int openBase64(CT, char **);
+static int InitQuoted(CT);
+static int openQuoted(CT, char **);
+static int Init7Bit(CT);
struct str2init str2cts[] = {
{ "application", CT_APPLICATION, InitApplication },
{ NULL, CE_UNKNOWN, NULL },
};
-/*
- * NOTE WELL: si_key MUST NOT have value of NOTOK
- *
- * si_key is 1 if access method is anonymous.
- */
-struct str2init str2methods[] = {
- { "afs", 1, InitFile },
- { "anon-ftp", 1, InitFTP },
- { "ftp", 0, InitFTP },
- { "local-file", 0, InitFile },
- { "mail-server", 0, InitMail },
- { NULL, 0, NULL }
-};
-
int
-pidcheck (int status)
+pidcheck(int status)
{
if ((status & 0xff00) == 0xff00 || (status & 0x007f) != SIGQUIT)
return status;
- fflush (stdout);
- fflush (stderr);
- done (1);
+ fflush(stdout);
+ fflush(stderr);
+ exit(EX_SOFTWARE);
return 1;
}
/*
- * Main entry point for parsing a MIME message or file.
- * It returns the Content structure for the top level
- * entity in the file.
- */
+** Main entry point for parsing a MIME message or file.
+** It returns the Content structure for the top level
+** entity in the file.
+*/
CT
-parse_mime (char *file)
+parse_mime(char *file)
{
int is_stdin;
char buffer[BUFSIZ];
CT ct;
/*
- * Check if file is actually standard input
- */
- if ((is_stdin = !(strcmp (file, "-")))) {
+ ** Check if file is actually standard input
+ */
+ if ((is_stdin = (strcmp(file, "-")==0))) {
char *tfile = m_mktemp2(NULL, invo_name, NULL, &fp);
if (tfile == NULL) {
advise("mhparse", "unable to create temporary file");
return NULL;
}
- file = add (tfile, NULL);
- chmod (file, 0600);
+ file = getcpy(tfile);
+ chmod(file, 0600);
- while (fgets (buffer, sizeof(buffer), stdin))
- fputs (buffer, fp);
- fflush (fp);
+ while (fgets(buffer, sizeof(buffer), stdin))
+ fputs(buffer, fp);
+ fflush(fp);
- if (ferror (stdin)) {
- unlink (file);
- advise ("stdin", "error reading");
+ if (ferror(stdin)) {
+ unlink(file);
+ advise("stdin", "error reading");
return NULL;
}
- if (ferror (fp)) {
- unlink (file);
- advise (file, "error writing");
+ if (ferror(fp)) {
+ unlink(file);
+ advise(file, "error writing");
return NULL;
}
- fseek (fp, 0L, SEEK_SET);
- } else if ((fp = fopen (file, "r")) == NULL) {
- advise (file, "unable to read");
+ fseek(fp, 0L, SEEK_SET);
+ } else if ((fp = fopen(file, "r")) == NULL) {
+ advise(file, "unable to read");
return NULL;
}
- if (!(ct = get_content (fp, file, 1))) {
+ if (!(ct = get_content(fp, file, 1))) {
if (is_stdin)
- unlink (file);
- advise (NULL, "unable to decode %s", file);
+ unlink(file);
+ advise(NULL, "unable to decode %s", file);
return NULL;
}
ct->c_fp = NULL;
if (ct->c_end == 0L) {
- fseek (fp, 0L, SEEK_END);
- ct->c_end = ftell (fp);
+ fseek(fp, 0L, SEEK_END);
+ ct->c_end = ftell(fp);
}
if (ct->c_ctinitfnx && (*ct->c_ctinitfnx) (ct) == NOTOK) {
- fclose (fp);
- free_content (ct);
+ fclose(fp);
+ free_content(ct);
return NULL;
}
- fclose (fp);
+ fclose(fp);
return ct;
}
/*
- * Main routine for reading/parsing the headers
- * of a message content.
- *
- * toplevel = 1 # we are at the top level of the message
- * toplevel = 0 # we are inside message type or multipart type
- * # other than multipart/digest
- * toplevel = -1 # we are inside multipart/digest
- * NB: on failure we will fclose(in)!
- */
+** Main routine for reading/parsing the headers
+** of a message content.
+**
+** toplevel = 1 # we are at the top level of the message
+** toplevel = 0 # we are inside message type or multipart type
+** # other than multipart/digest
+** toplevel = -1 # we are inside multipart/digest
+** NB: on failure we will fclose(in)!
+*/
static CT
-get_content (FILE *in, char *file, int toplevel)
+get_content(FILE *in, char *file, int toplevel)
{
- int compnum, state;
- char buf[BUFSIZ], name[NAMESZ];
- char *np, *vp;
+ enum state state;
+ struct field f = {{0}};
+ int compnum;
CT ct;
HF hp;
/* allocate the content structure */
- if (!(ct = (CT) calloc (1, sizeof(*ct))))
- adios (NULL, "out of memory");
+ ct = (CT) mh_xcalloc(1, sizeof(*ct));
ct->c_fp = in;
- ct->c_file = add (file, NULL);
- ct->c_begin = ftell (ct->c_fp) + 1;
+ ct->c_file = getcpy(file);
+ ct->c_begin = ftell(ct->c_fp) + 1;
/*
- * Parse the header fields for this
- * content into a linked list.
- */
- for (compnum = 1, state = FLD;;) {
- switch (state = m_getfld (state, name, buf, sizeof(buf), in)) {
- case FLD:
- case FLDPLUS:
- case FLDEOF:
+ ** Parse the header fields for this
+ ** content into a linked list.
+ */
+ for (compnum = 1, state = FLD2;;) {
+ switch (state = m_getfld2(state, &f, in)) {
+ case FLD2:
compnum++;
- /* get copies of the buffers */
- np = add (name, NULL);
- vp = add (buf, NULL);
-
- /* if necessary, get rest of field */
- while (state == FLDPLUS) {
- state = m_getfld (state, name, buf, sizeof(buf), in);
- vp = add (buf, vp); /* add to previous value */
- }
+ /* add the header data to the list */
+ add_header(ct, getcpy(f.name), getcpy(f.value));
- /* Now add the header data to the list */
- add_header (ct, np, vp);
-
- /* continue, if this isn't the last header field */
- if (state != FLDEOF) {
- ct->c_begin = ftell (in) + 1;
- continue;
- }
- /* else fall... */
+ ct->c_begin = ftell(in) + 1;
+ continue;
- case BODY:
- case BODYEOF:
- ct->c_begin = ftell (in) - strlen (buf);
+ case BODY2:
+ ct->c_begin = ftell(in) - strlen(f.value);
break;
- case FILEEOF:
- ct->c_begin = ftell (in);
+ case FILEEOF2:
+ ct->c_begin = ftell(in);
break;
- case LENERR:
- case FMTERR:
- adios (NULL, "message format error in component #%d", compnum);
+ case LENERR2:
+ case FMTERR2:
+ case IOERR2:
+ adios(EX_DATAERR, NULL, "message format error in component #%d",
+ compnum);
default:
- adios (NULL, "getfld() returned %d", state);
+ adios(EX_SOFTWARE, NULL, "getfld() returned %d", state);
}
-
- /* break out of the loop */
break;
}
/*
- * Read the content headers. We will parse the
- * MIME related header fields into their various
- * structures and set internal flags related to
- * content type/subtype, etc.
- */
+ ** Read the content headers. We will parse the
+ ** MIME related header fields into their various
+ ** structures and set internal flags related to
+ ** content type/subtype, etc.
+ */
hp = ct->c_first_hf; /* start at first header field */
while (hp) {
/* Get MIME-Version field */
- if (!mh_strcasecmp (hp->name, VRSN_FIELD)) {
+ if (!mh_strcasecmp(hp->name, VRSN_FIELD)) {
int ucmp;
char c;
unsigned char *cp, *dp;
if (ct->c_vrsn) {
- advise (NULL, "message %s has multiple %s: fields",
- ct->c_file, VRSN_FIELD);
+ advise(NULL, "message %s has multiple %s: fields", ct->c_file, VRSN_FIELD);
goto next_header;
}
- ct->c_vrsn = add (hp->value, NULL);
+ ct->c_vrsn = getcpy(hp->value);
/* Now, cleanup this field */
cp = ct->c_vrsn;
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
for (dp = strchr(cp, '\n'); dp; dp = strchr(dp, '\n'))
*dp++ = ' ';
- for (dp = cp + strlen (cp) - 1; dp >= cp; dp--)
- if (!isspace (*dp))
+ for (dp = cp + strlen(cp) - 1; dp >= cp; dp--)
+ if (!isspace(*dp))
break;
*++dp = '\0';
if (debugsw)
- fprintf (stderr, "%s: %s\n", VRSN_FIELD, cp);
+ fprintf(stderr, "%s: %s\n", VRSN_FIELD, cp);
- if (*cp == '(' && get_comment (ct, &cp, 0) == NOTOK)
+ if (*cp == '(' && get_comment(ct, &cp, 0) == NOTOK)
goto out;
- for (dp = cp; istoken (*dp); dp++)
+ for (dp = cp; istoken(*dp); dp++)
continue;
c = *dp;
*dp = '\0';
- ucmp = !mh_strcasecmp (cp, VRSN_VALUE);
+ ucmp = !mh_strcasecmp(cp, VRSN_VALUE);
*dp = c;
if (!ucmp) {
- admonish (NULL, "message %s has unknown value for %s: field (%s)",
- ct->c_file, VRSN_FIELD, cp);
+ admonish(NULL, "message %s has unknown value for %s: field (%s)", ct->c_file, VRSN_FIELD, cp);
}
- }
- else if (!mh_strcasecmp (hp->name, TYPE_FIELD)) {
- /* Get Content-Type field */
+
+ } else if (!mh_strcasecmp(hp->name, TYPE_FIELD)) {
+ /* Get Content-Type field */
struct str2init *s2i;
CI ci = &ct->c_ctinfo;
/* Check if we've already seen a Content-Type header */
if (ct->c_ctline) {
- advise (NULL, "message %s has multiple %s: fields",
- ct->c_file, TYPE_FIELD);
+ advise(NULL, "message %s has multiple %s: fields", ct->c_file, TYPE_FIELD);
goto next_header;
}
/* Parse the Content-Type field */
- if (get_ctinfo (hp->value, ct, 0) == NOTOK)
+ if (get_ctinfo(hp->value, ct, 0) == NOTOK)
goto out;
/*
- * Set the Init function and the internal
- * flag for this content type.
- */
+ ** Set the Init function and the internal
+ ** flag for this content type.
+ */
for (s2i = str2cts; s2i->si_key; s2i++)
- if (!mh_strcasecmp (ci->ci_type, s2i->si_key))
+ if (!mh_strcasecmp(ci->ci_type, s2i->si_key))
break;
- if (!s2i->si_key && !uprf (ci->ci_type, "X-"))
+ if (!s2i->si_key && !uprf(ci->ci_type, "X-"))
s2i++;
ct->c_type = s2i->si_val;
ct->c_ctinitfnx = s2i->si_init;
- }
- else if (!mh_strcasecmp (hp->name, ENCODING_FIELD)) {
- /* Get Content-Transfer-Encoding field */
+
+ } else if (!mh_strcasecmp(hp->name, ENCODING_FIELD)) {
+ /* Get Content-Transfer-Encoding field */
char c;
unsigned char *cp, *dp;
struct str2init *s2i;
/*
- * Check if we've already seen the
- * Content-Transfer-Encoding field
- */
+ ** Check if we've already seen the
+ ** Content-Transfer-Encoding field
+ */
if (ct->c_celine) {
- advise (NULL, "message %s has multiple %s: fields",
- ct->c_file, ENCODING_FIELD);
+ advise(NULL, "message %s has multiple %s: fields", ct->c_file, ENCODING_FIELD);
goto next_header;
}
/* get copy of this field */
- ct->c_celine = cp = add (hp->value, NULL);
+ ct->c_celine = cp = getcpy(hp->value);
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
- for (dp = cp; istoken (*dp); dp++)
+ for (dp = cp; istoken(*dp); dp++)
continue;
c = *dp;
*dp = '\0';
/*
- * Find the internal flag and Init function
- * for this transfer encoding.
- */
+ ** Find the internal flag and Init function
+ ** for this transfer encoding.
+ */
for (s2i = str2ces; s2i->si_key; s2i++)
- if (!mh_strcasecmp (cp, s2i->si_key))
+ if (!mh_strcasecmp(cp, s2i->si_key))
break;
- if (!s2i->si_key && !uprf (cp, "X-"))
+ if (!s2i->si_key && !uprf(cp, "X-"))
s2i++;
*dp = c;
ct->c_encoding = s2i->si_val;
/* Call the Init function for this encoding */
if (s2i->si_init && (*s2i->si_init) (ct) == NOTOK)
goto out;
- }
- else if (!mh_strcasecmp (hp->name, MD5_FIELD)) {
- /* Get Content-MD5 field */
- unsigned char *cp, *dp;
- char *ep;
- if (!checksw)
- goto next_header;
-
- if (ct->c_digested) {
- advise (NULL, "message %s has multiple %s: fields",
- ct->c_file, MD5_FIELD);
- goto next_header;
- }
+ } else if (!mh_strcasecmp(hp->name, ID_FIELD)) {
+ /* Get Content-ID field */
+ ct->c_id = add(hp->value, ct->c_id);
- ep = cp = add (hp->value, NULL); /* get a copy */
+ } else if (!mh_strcasecmp(hp->name, DESCR_FIELD)) {
+ /* Get Content-Description field */
+ ct->c_descr = add(hp->value, ct->c_descr);
- while (isspace (*cp))
- cp++;
- for (dp = strchr(cp, '\n'); dp; dp = strchr(dp, '\n'))
- *dp++ = ' ';
- for (dp = cp + strlen (cp) - 1; dp >= cp; dp--)
- if (!isspace (*dp))
- break;
- *++dp = '\0';
- if (debugsw)
- fprintf (stderr, "%s: %s\n", MD5_FIELD, cp);
-
- if (*cp == '(' && get_comment (ct, &cp, 0) == NOTOK) {
- free (ep);
- goto out;
- }
-
- for (dp = cp; *dp && !isspace (*dp); dp++)
- continue;
- *dp = '\0';
-
- readDigest (ct, cp);
- free (ep);
- ct->c_digested++;
- }
- else if (!mh_strcasecmp (hp->name, ID_FIELD)) {
- /* Get Content-ID field */
- ct->c_id = add (hp->value, ct->c_id);
- }
- else if (!mh_strcasecmp (hp->name, DESCR_FIELD)) {
- /* Get Content-Description field */
- ct->c_descr = add (hp->value, ct->c_descr);
- }
- else if (!mh_strcasecmp (hp->name, DISPO_FIELD)) {
- /* Get Content-Disposition field */
- ct->c_dispo = add (hp->value, ct->c_dispo);
+ } else if (!mh_strcasecmp(hp->name, DISPO_FIELD)) {
+ /* Get Content-Disposition field */
+ ct->c_dispo = add(hp->value, ct->c_dispo);
}
next_header:
}
/*
- * Check if we saw a Content-Type field.
- * If not, then assign a default value for
- * it, and the Init function.
- */
+ ** Check if we saw a Content-Type field.
+ ** If not, then assign a default value for
+ ** it, and the Init function.
+ */
if (!ct->c_ctline) {
/*
- * If we are inside a multipart/digest message,
- * so default type is message/rfc822
- */
+ ** If we are inside a multipart/digest message,
+ ** so default type is message/rfc822
+ */
if (toplevel < 0) {
- if (get_ctinfo ("message/rfc822", ct, 0) == NOTOK)
+ if (get_ctinfo("message/rfc822", ct, 0) == NOTOK)
goto out;
ct->c_type = CT_MESSAGE;
ct->c_ctinitfnx = InitMessage;
} else {
/*
- * Else default type is text/plain
- */
- if (get_ctinfo ("text/plain", ct, 0) == NOTOK)
+ ** Else default type is text/plain
+ */
+ if (get_ctinfo("text/plain", ct, 0) == NOTOK)
goto out;
ct->c_type = CT_TEXT;
ct->c_ctinitfnx = InitText;
/* Use default Transfer-Encoding, if necessary */
if (!ct->c_celine) {
ct->c_encoding = CE_7BIT;
- Init7Bit (ct);
+ Init7Bit(ct);
}
return ct;
out:
- free_content (ct);
+ free_content(ct);
return NULL;
}
/*
- * small routine to add header field to list
- */
+** small routine to add header field to list
+*/
int
-add_header (CT ct, char *name, char *value)
+add_header(CT ct, char *name, char *value)
{
HF hp;
/* allocate header field structure */
- hp = mh_xmalloc (sizeof(*hp));
+ hp = mh_xmalloc(sizeof(*hp));
/* link data into header structure */
hp->name = name;
}
-/* Make sure that buf contains at least one appearance of name,
- followed by =. If not, insert both name and value, just after
- first semicolon, if any. Note that name should not contain a
- trailing =. And quotes will be added around the value. Typical
- usage: make sure that a Content-Disposition header contains
- filename="foo". If it doesn't and value does, use value from
- that. */
+/*
+** Make sure that buf contains at least one appearance of name,
+** followed by =. If not, insert both name and value, just after
+** first semicolon, if any. Note that name should not contain a
+** trailing =. And quotes will be added around the value. Typical
+** usage: make sure that a Content-Disposition header contains
+** filename="foo". If it doesn't and value does, use value from
+** that.
+*/
static char *
-incl_name_value (unsigned char *buf, char *name, char *value) {
+incl_name_value(unsigned char *buf, char *name, char *value) {
char *newbuf = buf;
/* Assume that name is non-null. */
if (buf && value) {
- char *name_plus_equal = concat (name, "=", NULL);
+ char *name_plus_equal = concat(name, "=", NULL);
- if (! strstr (buf, name_plus_equal)) {
+ if (!strstr(buf, name_plus_equal)) {
char *insertion;
unsigned char *cp;
char *prefix, *suffix;
/* Trim trailing space, esp. newline. */
- for (cp = &buf[strlen (buf) - 1];
- cp >= buf && isspace (*cp);
- --cp) {
+ for (cp = &buf[strlen(buf) - 1];
+ cp >= buf && isspace(*cp); --cp) {
*cp = '\0';
}
- insertion = concat ("; ", name, "=", "\"", value, "\"", NULL);
+ insertion = concat("; ", name, "=", "\"", value, "\"",
+ NULL);
- /* Insert at first semicolon, if any. If none, append to
- end. */
- prefix = add (buf, NULL);
- if ((cp = strchr (prefix, ';'))) {
- suffix = concat (cp, NULL);
+ /*
+ ** Insert at first semicolon, if any.
+ ** If none, append to end.
+ */
+ prefix = getcpy(buf);
+ if ((cp = strchr(prefix, ';'))) {
+ suffix = concat(cp, NULL);
*cp = '\0';
- newbuf = concat (prefix, insertion, suffix, "\n", NULL);
- free (suffix);
+ newbuf = concat(prefix, insertion, suffix,
+ "\n", NULL);
+ free(suffix);
} else {
/* Append to end. */
- newbuf = concat (buf, insertion, "\n", NULL);
+ newbuf = concat(buf, insertion, "\n", NULL);
}
- free (prefix);
- free (insertion);
- free (buf);
+ free(prefix);
+ free(insertion);
+ free(buf);
}
- free (name_plus_equal);
+ free(name_plus_equal);
}
return newbuf;
}
-/* Extract just name_suffix="foo", if any, from value. If there isn't
- one, return the entire value. Note that, for example, a name_suffix
- of name will match filename="foo", and return foo. */
+/*
+** Extract just name_suffix="foo", if any, from value. If there isn't
+** one, return the entire value. Note that, for example, a name_suffix
+** of name will match filename="foo", and return foo.
+*/
static char *
-extract_name_value (char *name_suffix, char *value) {
+extract_name_value(char *name_suffix, char *value) {
char *extracted_name_value = value;
- char *name_suffix_plus_quote = concat (name_suffix, "=\"", NULL);
- char *name_suffix_equals = strstr (value, name_suffix_plus_quote);
+ char *name_suffix_plus_quote = concat(name_suffix, "=\"", NULL);
+ char *name_suffix_equals = strstr(value, name_suffix_plus_quote);
char *cp;
- free (name_suffix_plus_quote);
+ free(name_suffix_plus_quote);
if (name_suffix_equals) {
char *name_suffix_begin;
/* Find first \". */
- for (cp = name_suffix_equals; *cp != '"'; ++cp) /* empty */;
+ for (cp = name_suffix_equals; *cp != '"'; ++cp)
+ ;
name_suffix_begin = ++cp;
/* Find second \". */
- for (; *cp != '"'; ++cp) /* empty */;
+ for (; *cp != '"'; ++cp)
+ ;
- extracted_name_value = mh_xmalloc (cp - name_suffix_begin + 1);
- memcpy (extracted_name_value, name_suffix_begin,
- cp - name_suffix_begin);
+ extracted_name_value = mh_xmalloc(cp - name_suffix_begin + 1);
+ memcpy(extracted_name_value, name_suffix_begin,
+ cp - name_suffix_begin);
extracted_name_value[cp - name_suffix_begin] = '\0';
}
}
/*
- * Parse Content-Type line and (if `magic' is non-zero) mhbuild composition
- * directives. Fills in the information of the CTinfo structure.
- */
+** Parse Content-Type line and (if `magic' is non-zero) mhbuild composition
+** directives. Fills in the information of the CTinfo structure.
+*/
int
-get_ctinfo (unsigned char *cp, CT ct, int magic)
+get_ctinfo(unsigned char *cp, CT ct, int magic)
{
int i;
unsigned char *dp;
CI ci;
ci = &ct->c_ctinfo;
- i = strlen (invo_name) + 2;
+ i = strlen(invo_name) + 2;
/* store copy of Content-Type line */
- cp = ct->c_ctline = add (cp, NULL);
+ cp = ct->c_ctline = getcpy(cp);
- while (isspace (*cp)) /* trim leading spaces */
+ while (isspace(*cp)) /* trim leading spaces */
cp++;
/* change newlines to spaces */
*dp++ = ' ';
/* trim trailing spaces */
- for (dp = cp + strlen (cp) - 1; dp >= cp; dp--)
- if (!isspace (*dp))
+ for (dp = cp + strlen(cp) - 1; dp >= cp; dp--)
+ if (!isspace(*dp))
break;
*++dp = '\0';
if (debugsw)
- fprintf (stderr, "%s: %s\n", TYPE_FIELD, cp);
+ fprintf(stderr, "%s: %s\n", TYPE_FIELD, cp);
- if (*cp == '(' && get_comment (ct, &cp, 1) == NOTOK)
+ if (*cp == '(' && get_comment(ct, &cp, 1) == NOTOK)
return NOTOK;
- for (dp = cp; istoken (*dp); dp++)
+ for (dp = cp; istoken(*dp); dp++)
continue;
c = *dp, *dp = '\0';
- ci->ci_type = add (cp, NULL); /* store content type */
+ ci->ci_type = getcpy(cp); /* store content type */
*dp = c, cp = dp;
if (!*ci->ci_type) {
- advise (NULL, "invalid %s: field in message %s (empty type)",
- TYPE_FIELD, ct->c_file);
+ advise(NULL, "invalid %s: field in message %s (empty type)",
+ TYPE_FIELD, ct->c_file);
return NOTOK;
}
/* down case the content type string */
for (dp = ci->ci_type; *dp; dp++)
- if (isalpha(*dp) && isupper (*dp))
- *dp = tolower (*dp);
+ if (isalpha(*dp) && isupper(*dp))
+ *dp = tolower(*dp);
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
- if (*cp == '(' && get_comment (ct, &cp, 1) == NOTOK)
+ if (*cp == '(' && get_comment(ct, &cp, 1) == NOTOK)
return NOTOK;
if (*cp != '/') {
if (!magic)
- ci->ci_subtype = add ("", NULL);
+ ci->ci_subtype = getcpy("");
goto magic_skip;
}
cp++;
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
- if (*cp == '(' && get_comment (ct, &cp, 1) == NOTOK)
+ if (*cp == '(' && get_comment(ct, &cp, 1) == NOTOK)
return NOTOK;
- for (dp = cp; istoken (*dp); dp++)
+ for (dp = cp; istoken(*dp); dp++)
continue;
c = *dp, *dp = '\0';
- ci->ci_subtype = add (cp, NULL); /* store the content subtype */
+ ci->ci_subtype = getcpy(cp); /* store the content subtype */
*dp = c, cp = dp;
if (!*ci->ci_subtype) {
- advise (NULL,
- "invalid %s: field in message %s (empty subtype for \"%s\")",
- TYPE_FIELD, ct->c_file, ci->ci_type);
+ advise(NULL, "invalid %s: field in message %s (empty subtype for \"%s\")", TYPE_FIELD, ct->c_file, ci->ci_type);
return NOTOK;
}
/* down case the content subtype string */
for (dp = ci->ci_subtype; *dp; dp++)
- if (isalpha(*dp) && isupper (*dp))
- *dp = tolower (*dp);
+ if (isalpha(*dp) && isupper(*dp))
+ *dp = tolower(*dp);
magic_skip:
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
- if (*cp == '(' && get_comment (ct, &cp, 1) == NOTOK)
+ if (*cp == '(' && get_comment(ct, &cp, 1) == NOTOK)
return NOTOK;
/*
- * Parse attribute/value pairs given with Content-Type
- */
+ ** Parse attribute/value pairs given with Content-Type
+ */
ep = (ap = ci->ci_attrs) + NPARMS;
while (*cp == ';') {
char *vp;
unsigned char *up;
if (ap >= ep) {
- advise (NULL,
- "too many parameters in message %s's %s: field (%d max)",
- ct->c_file, TYPE_FIELD, NPARMS);
+ advise(NULL, "too many parameters in message %s's %s: field (%d max)", ct->c_file, TYPE_FIELD, NPARMS);
return NOTOK;
}
cp++;
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
- if (*cp == '(' && get_comment (ct, &cp, 1) == NOTOK)
+ if (*cp == '(' && get_comment(ct, &cp, 1) == NOTOK)
return NOTOK;
if (*cp == 0) {
- advise (NULL,
- "extraneous trailing ';' in message %s's %s: parameter list",
- ct->c_file, TYPE_FIELD);
+ advise (NULL, "extraneous trailing ';' in message %s's %s: parameter list", ct->c_file, TYPE_FIELD);
return OK;
}
/* down case the attribute name */
- for (dp = cp; istoken (*dp); dp++)
- if (isalpha(*dp) && isupper (*dp))
- *dp = tolower (*dp);
+ for (dp = cp; istoken(*dp); dp++)
+ if (isalpha(*dp) && isupper(*dp))
+ *dp = tolower(*dp);
- for (up = dp; isspace (*dp);)
+ for (up = dp; isspace(*dp);)
dp++;
if (dp == cp || *dp != '=') {
- advise (NULL,
- "invalid parameter in message %s's %s: field\n%*.*sparameter %s (error detected at offset %d)",
- ct->c_file, TYPE_FIELD, i, i, "", cp, dp - cp);
+ advise(NULL, "invalid parameter in message %s's %s: field\n%*.*sparameter %s (error detected at offset %d)", ct->c_file, TYPE_FIELD, i, i, "", cp, dp - cp);
return NOTOK;
}
- vp = (*ap = add (cp, NULL)) + (up - cp);
+ vp = (*ap = getcpy(cp)) + (up - cp);
*vp = '\0';
- for (dp++; isspace (*dp);)
+ for (dp++; isspace(*dp);)
dp++;
/* now add the attribute value */
if (*dp == '"') {
for (cp = ++dp, dp = vp;;) {
switch (c = *cp++) {
- case '\0':
+ case '\0':
bad_quote:
- advise (NULL,
- "invalid quoted-string in message %s's %s: field\n%*.*s(parameter %s)",
- ct->c_file, TYPE_FIELD, i, i, "", *ap);
- return NOTOK;
-
- case '\\':
- *dp++ = c;
- if ((c = *cp++) == '\0')
- goto bad_quote;
- /* else fall... */
-
- default:
- *dp++ = c;
- continue;
+ advise(NULL, "invalid quoted-string in message %s's %s: field\n%*.*s(parameter %s)", ct->c_file, TYPE_FIELD, i, i, "", *ap);
+ return NOTOK;
- case '"':
- *dp = '\0';
- break;
+ case '\\':
+ *dp++ = c;
+ if ((c = *cp++) == '\0')
+ goto bad_quote;
+ /* else fall... */
+
+ default:
+ *dp++ = c;
+ continue;
+
+ case '"':
+ *dp = '\0';
+ break;
}
break;
}
} else {
- for (cp = dp, dp = vp; istoken (*cp); cp++, dp++)
+ for (cp = dp, dp = vp; istoken(*cp); cp++, dp++)
continue;
*dp = '\0';
}
if (!*vp) {
- advise (NULL,
- "invalid parameter in message %s's %s: field\n%*.*s(parameter %s)",
- ct->c_file, TYPE_FIELD, i, i, "", *ap);
- return NOTOK;
+ advise(NULL, "invalid parameter in message %s's %s: field\n%*.*s(parameter %s)", ct->c_file, TYPE_FIELD, i, i, "", *ap);
+ *ci->ci_values[ap - ci->ci_attrs] = '\0';
+ *ci->ci_attrs[ap - ci->ci_attrs] = '\0';
+ continue;
}
ap++;
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
- if (*cp == '(' && get_comment (ct, &cp, 1) == NOTOK)
+ if (*cp == '(' && get_comment(ct, &cp, 1) == NOTOK)
return NOTOK;
}
/*
- * Get any <Content-Id> given in buffer
- */
+ ** Get any <Content-Id> given in buffer
+ */
if (magic && *cp == '<') {
if (ct->c_id) {
- free (ct->c_id);
+ free(ct->c_id);
ct->c_id = NULL;
}
if (!(dp = strchr(ct->c_id = ++cp, '>'))) {
- advise (NULL, "invalid ID in message %s", ct->c_file);
+ advise(NULL, "invalid ID in message %s", ct->c_file);
return NOTOK;
}
c = *dp;
*dp = '\0';
if (*ct->c_id)
- ct->c_id = concat ("<", ct->c_id, ">\n", NULL);
+ ct->c_id = concat("<", ct->c_id, ">\n", NULL);
else
ct->c_id = NULL;
*dp++ = c;
cp = dp;
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
}
/*
- * Get any [Content-Description] given in buffer.
- */
+ ** Get any [Content-Description] given in buffer.
+ */
if (magic && *cp == '[') {
ct->c_descr = ++cp;
- for (dp = cp + strlen (cp) - 1; dp >= cp; dp--)
+ for (dp = cp + strlen(cp) - 1; dp >= cp; dp--)
if (*dp == ']')
break;
if (dp < cp) {
- advise (NULL, "invalid description in message %s", ct->c_file);
+ advise(NULL, "invalid description in message %s",
+ ct->c_file);
ct->c_descr = NULL;
return NOTOK;
}
c = *dp;
*dp = '\0';
if (*ct->c_descr)
- ct->c_descr = concat (ct->c_descr, "\n", NULL);
+ ct->c_descr = concat(ct->c_descr, "\n", NULL);
else
ct->c_descr = NULL;
*dp++ = c;
cp = dp;
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
}
/*
- * Get any {Content-Disposition} given in buffer.
- */
+ ** Get any {Content-Disposition} given in buffer.
+ */
if (magic && *cp == '{') {
ct->c_dispo = ++cp;
- for (dp = cp + strlen (cp) - 1; dp >= cp; dp--)
+ for (dp = cp + strlen(cp) - 1; dp >= cp; dp--)
if (*dp == '}')
break;
if (dp < cp) {
- advise (NULL, "invalid disposition in message %s", ct->c_file);
+ advise(NULL, "invalid disposition in message %s",
+ ct->c_file);
ct->c_dispo = NULL;
return NOTOK;
}
c = *dp;
*dp = '\0';
if (*ct->c_dispo)
- ct->c_dispo = concat (ct->c_dispo, "\n", NULL);
+ ct->c_dispo = concat(ct->c_dispo, "\n", NULL);
else
ct->c_dispo = NULL;
*dp++ = c;
cp = dp;
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
}
/*
- * Check if anything is left over
- */
+ ** Check if anything is left over
+ */
if (*cp) {
if (magic) {
- ci->ci_magic = add (cp, NULL);
+ ci->ci_magic = getcpy(cp);
/*
- * If there is a Content-Disposition header and
- * it doesn't have a *filename=, extract it from
- * the magic contents. The r1bindex call skips
- * any leading directory components.
- */
+ ** If there is a Content-Disposition header and
+ ** it doesn't have a *filename=, extract it from
+ ** the magic contents. The mhbasename call skips
+ ** any leading directory components.
+ */
if (ct->c_dispo)
- ct->c_dispo = incl_name_value (ct->c_dispo, "filename", r1bindex (extract_name_value ("name", ci->ci_magic), '/'));
+ ct->c_dispo = incl_name_value(ct->c_dispo, "filename", mhbasename(extract_name_value("name", ci->ci_magic)));
} else
- advise (NULL,
- "extraneous information in message %s's %s: field\n%*.*s(%s)",
- ct->c_file, TYPE_FIELD, i, i, "", cp);
+ advise(NULL, "extraneous information in message %s's %s: field\n%*.*s(%s)", ct->c_file, TYPE_FIELD, i, i, "", cp);
}
return OK;
static int
-get_comment (CT ct, unsigned char **ap, int istype)
+get_comment(CT ct, unsigned char **ap, int istype)
{
int i;
char *bp;
switch (c = *cp++) {
case '\0':
invalid:
- advise (NULL, "invalid comment in message %s's %s: field",
+ advise(NULL, "invalid comment in message %s's %s: field",
ct->c_file, istype ? TYPE_FIELD : VRSN_FIELD);
return NOTOK;
if (istype) {
if ((dp = ci->ci_comment)) {
- ci->ci_comment = concat (dp, " ", buffer, NULL);
- free (dp);
+ ci->ci_comment = concat(dp, " ", buffer, NULL);
+ free(dp);
} else {
- ci->ci_comment = add (buffer, NULL);
+ ci->ci_comment = getcpy(buffer);
}
}
- while (isspace (*cp))
+ while (isspace(*cp))
cp++;
*ap = cp;
/*
- * CONTENTS
- *
- * Handles content types audio, image, and video.
- * There's not much to do right here.
- */
+** CONTENTS
+**
+** Handles content types audio, image, and video.
+** There's not much to do right here.
+*/
static int
-InitGeneric (CT ct)
+InitGeneric(CT ct)
{
return OK; /* not much to do here */
}
/*
- * TEXT
- */
+** TEXT
+*/
static int
-InitText (CT ct)
+InitText(CT ct)
{
- char buffer[BUFSIZ];
- char *chset = NULL;
- char **ap, **ep, *cp;
+ char **ap, **ep;
struct k2v *kv;
struct text *t;
CI ci = &ct->c_ctinfo;
/* check for missing subtype */
if (!*ci->ci_subtype)
- ci->ci_subtype = add ("plain", ci->ci_subtype);
+ ci->ci_subtype = add("plain", ci->ci_subtype);
/* match subtype */
for (kv = SubText; kv->kv_key; kv++)
- if (!mh_strcasecmp (ci->ci_subtype, kv->kv_key))
+ if (!mh_strcasecmp(ci->ci_subtype, kv->kv_key))
break;
ct->c_subtype = kv->kv_value;
/* allocate text character set structure */
- if ((t = (struct text *) calloc (1, sizeof(*t))) == NULL)
- adios (NULL, "out of memory");
+ t = (struct text *) mh_xcalloc(1, sizeof(*t));
ct->c_ctparams = (void *) t;
/* scan for charset parameter */
for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++)
- if (!mh_strcasecmp (*ap, "charset"))
+ if (!mh_strcasecmp(*ap, "charset"))
break;
/* check if content specified a character set */
if (*ap) {
+ /* store its name */
+ ct->c_charset = getcpy(norm_charmap(*ep));
/* match character set or set to CHARSET_UNKNOWN */
for (kv = Charset; kv->kv_key; kv++) {
- if (!mh_strcasecmp (*ep, kv->kv_key)) {
- chset = *ep;
+ if (!mh_strcasecmp(*ep, kv->kv_key)) {
break;
}
}
t->tx_charset = CHARSET_UNSPECIFIED;
}
- /*
- * If we can not handle character set natively,
- * then check profile for string to modify the
- * terminal or display method.
- *
- * termproc is for mhshow, though mhlist -debug prints it, too.
- */
- if (chset != NULL && !check_charset (chset, strlen (chset))) {
- snprintf (buffer, sizeof(buffer), "%s-charset-%s", invo_name, chset);
- if ((cp = context_find (buffer)))
- ct->c_termproc = getcpy (cp);
- }
-
return OK;
}
/*
- * MULTIPART
- */
+** MULTIPART
+*/
static int
-InitMultiPart (CT ct)
+InitMultiPart(CT ct)
{
int inout;
long last, pos;
FILE *fp;
/*
- * The encoding for multipart messages must be either
- * 7bit, 8bit, or binary (per RFC2045).
- */
+ ** The encoding for multipart messages must be either
+ ** 7bit, 8bit, or binary (per RFC2045).
+ */
if (ct->c_encoding != CE_7BIT && ct->c_encoding != CE_8BIT
&& ct->c_encoding != CE_BINARY) {
- admonish (NULL,
- "\"%s/%s\" type in message %s must be encoded in 7bit, 8bit, or binary",
- ci->ci_type, ci->ci_subtype, ct->c_file);
- return NOTOK;
+ admonish(NULL, "\"%s/%s\" type in message %s must be encoded in 7bit, 8bit, or binary", ci->ci_type, ci->ci_subtype, ct->c_file);
+ ct->c_encoding = CE_7BIT;
}
/* match subtype */
for (kv = SubMultiPart; kv->kv_key; kv++)
- if (!mh_strcasecmp (ci->ci_subtype, kv->kv_key))
+ if (!mh_strcasecmp(ci->ci_subtype, kv->kv_key))
break;
ct->c_subtype = kv->kv_value;
/*
- * Check for "boundary" parameter, which is
- * required for multipart messages.
- */
+ ** Check for "boundary" parameter, which is
+ ** required for multipart messages.
+ */
bp = 0;
for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) {
- if (!mh_strcasecmp (*ap, "boundary")) {
+ if (!mh_strcasecmp(*ap, "boundary")) {
bp = *ep;
break;
}
/* complain if boundary parameter is missing */
if (!*ap) {
- advise (NULL,
- "a \"boundary\" parameter is mandatory for \"%s/%s\" type in message %s's %s: field",
- ci->ci_type, ci->ci_subtype, ct->c_file, TYPE_FIELD);
+ advise (NULL, "a \"boundary\" parameter is mandatory for \"%s/%s\" type in message %s's %s: field", ci->ci_type, ci->ci_subtype, ct->c_file, TYPE_FIELD);
return NOTOK;
}
/* allocate primary structure for multipart info */
- if ((m = (struct multipart *) calloc (1, sizeof(*m))) == NULL)
- adios (NULL, "out of memory");
+ m = (struct multipart *) mh_xcalloc(1, sizeof(*m));
ct->c_ctparams = (void *) m;
/* check if boundary parameter contains only whitespace characters */
- for (cp = bp; isspace (*cp); cp++)
+ for (cp = bp; isspace(*cp); cp++)
continue;
if (!*cp) {
- advise (NULL, "invalid \"boundary\" parameter for \"%s/%s\" type in message %s's %s: field",
- ci->ci_type, ci->ci_subtype, ct->c_file, TYPE_FIELD);
+ advise(NULL, "invalid \"boundary\" parameter for \"%s/%s\" type in message %s's %s: field", ci->ci_type, ci->ci_subtype, ct->c_file, TYPE_FIELD);
return NOTOK;
}
/* remove trailing whitespace from boundary parameter */
- for (cp = bp, dp = cp + strlen (cp) - 1; dp > cp; dp--)
- if (!isspace (*dp))
+ for (cp = bp, dp = cp + strlen(cp) - 1; dp > cp; dp--)
+ if (!isspace(*dp))
break;
*++dp = '\0';
/* record boundary separators */
- m->mp_start = concat (bp, "\n", NULL);
- m->mp_stop = concat (bp, "--\n", NULL);
+ m->mp_start = concat(bp, "\n", NULL);
+ m->mp_stop = concat(bp, "--\n", NULL);
- if (!ct->c_fp && (ct->c_fp = fopen (ct->c_file, "r")) == NULL) {
- advise (ct->c_file, "unable to open for reading");
+ if (!ct->c_fp && (ct->c_fp = fopen(ct->c_file, "r")) == NULL) {
+ advise(ct->c_file, "unable to open for reading");
return NOTOK;
}
- fseek (fp = ct->c_fp, pos = ct->c_begin, SEEK_SET);
+ fseek(fp = ct->c_fp, pos = ct->c_begin, SEEK_SET);
last = ct->c_end;
next = &m->mp_parts;
part = NULL;
inout = 1;
- while (fgets (buffer, sizeof(buffer) - 1, fp)) {
+ while (fgets(buffer, sizeof(buffer) - 1, fp)) {
if (pos > last)
break;
- pos += strlen (buffer);
+ pos += strlen(buffer);
if (buffer[0] != '-' || buffer[1] != '-')
continue;
if (inout) {
- if (strcmp (buffer + 2, m->mp_start))
+ if (strcmp(buffer + 2, m->mp_start)!=0)
continue;
next_part:
- if ((part = (struct part *) calloc (1, sizeof(*part))) == NULL)
- adios (NULL, "out of memory");
+ part = (struct part *) mh_xcalloc(1, sizeof(*part));
*next = part;
next = &part->mp_next;
- if (!(p = get_content (fp, ct->c_file,
+ if (!(p = get_content(fp, ct->c_file,
ct->c_subtype == MULTI_DIGEST ? -1 : 0))) {
ct->c_fp = NULL;
return NOTOK;
p->c_fp = NULL;
part->mp_part = p;
pos = p->c_begin;
- fseek (fp, pos, SEEK_SET);
+ fseek(fp, pos, SEEK_SET);
inout = 0;
} else {
- if (strcmp (buffer + 2, m->mp_start) == 0) {
+ if (strcmp(buffer + 2, m->mp_start) == 0) {
inout = 1;
end_part:
p = part->mp_part;
goto next_part;
goto last_part;
} else {
- if (strcmp (buffer + 2, m->mp_stop) == 0)
+ if (strcmp(buffer + 2, m->mp_stop) == 0)
goto end_part;
}
}
}
- advise (NULL, "bogus multipart content in message %s", ct->c_file);
+ advise(NULL, "bogus multipart content in message %s", ct->c_file);
if (!inout && part) {
p = part->mp_part;
p->c_end = ct->c_end;
next = &((*next)->mp_next))
continue;
*next = NULL;
- free_content (p);
- free ((char *) part);
+ free_content(p);
+ free((char *) part);
}
}
last_part:
/* reverse the order of the parts for multipart/alternative */
if (ct->c_subtype == MULTI_ALTERNATE)
- reverse_parts (ct);
+ reverse_parts(ct);
/*
- * label all subparts with part number, and
- * then initialize the content of the subpart.
- */
+ ** label all subparts with part number, and
+ ** then initialize the content of the subpart.
+ */
{
int partnum;
char *pp;
char partnam[BUFSIZ];
if (ct->c_partno) {
- snprintf (partnam, sizeof(partnam), "%s.", ct->c_partno);
- pp = partnam + strlen (partnam);
+ snprintf(partnam, sizeof(partnam), "%s.",
+ ct->c_partno);
+ pp = partnam + strlen(partnam);
} else {
pp = partnam;
}
part = part->mp_next, partnum++) {
p = part->mp_part;
- sprintf (pp, "%d", partnum);
- p->c_partno = add (partnam, NULL);
+ sprintf(pp, "%d", partnum);
+ p->c_partno = getcpy(partnam);
/* initialize the content of the subparts */
if (p->c_ctinitfnx && (*p->c_ctinitfnx) (p) == NOTOK) {
- fclose (ct->c_fp);
+ fclose(ct->c_fp);
ct->c_fp = NULL;
return NOTOK;
}
}
}
- fclose (ct->c_fp);
+ fclose(ct->c_fp);
ct->c_fp = NULL;
return OK;
}
/*
- * reverse the order of the parts of a multipart
- */
+** reverse the order of the parts of a multipart
+*/
static void
-reverse_parts (CT ct)
+reverse_parts(CT ct)
{
int i;
struct multipart *m;
i++;
/* allocate array of pointers to the parts */
- if (!(base = (struct part **) calloc ((size_t) (i + 1), sizeof(*base))))
- adios (NULL, "out of memory");
+ base = (struct part **) mh_xcalloc((size_t) (i + 1), sizeof(*base));
bmp = base;
/* point at all the parts */
*next = NULL;
/* free array of pointers */
- free ((char *) base);
+ free((char *) base);
}
/*
- * MESSAGE
- */
+** MESSAGE
+*/
static int
-InitMessage (CT ct)
+InitMessage(CT ct)
{
struct k2v *kv;
CI ci = &ct->c_ctinfo;
if ((ct->c_encoding != CE_7BIT) && (ct->c_encoding != CE_8BIT)) {
- admonish (NULL,
- "\"%s/%s\" type in message %s should be encoded in 7bit or 8bit",
- ci->ci_type, ci->ci_subtype, ct->c_file);
+ admonish(NULL, "\"%s/%s\" type in message %s should be encoded in 7bit or 8bit", ci->ci_type, ci->ci_subtype, ct->c_file);
return NOTOK;
}
/* check for missing subtype */
if (!*ci->ci_subtype)
- ci->ci_subtype = add ("rfc822", ci->ci_subtype);
+ ci->ci_subtype = add("rfc822", ci->ci_subtype);
/* match subtype */
for (kv = SubMessage; kv->kv_key; kv++)
- if (!mh_strcasecmp (ci->ci_subtype, kv->kv_key))
+ if (!mh_strcasecmp(ci->ci_subtype, kv->kv_key))
break;
ct->c_subtype = kv->kv_value;
switch (ct->c_subtype) {
- case MESSAGE_RFC822:
- break;
+ case MESSAGE_RFC822:
+ break;
- case MESSAGE_PARTIAL:
- {
- char **ap, **ep;
- struct partial *p;
+ case MESSAGE_PARTIAL:
+ {
+ char **ap, **ep;
+ struct partial *p;
- if ((p = (struct partial *) calloc (1, sizeof(*p))) == NULL)
- adios (NULL, "out of memory");
- ct->c_ctparams = (void *) p;
+ p = (struct partial *) mh_xcalloc(1, sizeof(*p));
+ ct->c_ctparams = (void *) p;
- /* scan for parameters "id", "number", and "total" */
- for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) {
- if (!mh_strcasecmp (*ap, "id")) {
- p->pm_partid = add (*ep, NULL);
- continue;
- }
- if (!mh_strcasecmp (*ap, "number")) {
- if (sscanf (*ep, "%d", &p->pm_partno) != 1
- || p->pm_partno < 1) {
+ /*
+ ** scan for parameters "id", "number",
+ ** and "total"
+ */
+ for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) {
+ if (!mh_strcasecmp(*ap, "id")) {
+ p->pm_partid = getcpy(*ep);
+ continue;
+ }
+ if (!mh_strcasecmp(*ap, "number")) {
+ if (sscanf(*ep, "%d", &p->pm_partno) != 1 || p->pm_partno < 1) {
invalid_param:
- advise (NULL,
- "invalid %s parameter for \"%s/%s\" type in message %s's %s field",
- *ap, ci->ci_type, ci->ci_subtype,
- ct->c_file, TYPE_FIELD);
- return NOTOK;
- }
- continue;
- }
- if (!mh_strcasecmp (*ap, "total")) {
- if (sscanf (*ep, "%d", &p->pm_maxno) != 1
- || p->pm_maxno < 1)
- goto invalid_param;
- continue;
- }
- }
-
- if (!p->pm_partid || !p->pm_partno
- || (p->pm_maxno && p->pm_partno > p->pm_maxno)) {
- advise (NULL,
- "invalid parameters for \"%s/%s\" type in message %s's %s field",
- ci->ci_type, ci->ci_subtype,
- ct->c_file, TYPE_FIELD);
+ advise(NULL, "invalid %s parameter for \"%s/%s\" type in message %s's %s field", *ap, ci->ci_type, ci->ci_subtype, ct->c_file, TYPE_FIELD);
return NOTOK;
}
+ continue;
}
- break;
-
- case MESSAGE_EXTERNAL:
- {
- int exresult;
- struct exbody *e;
- CT p;
- FILE *fp;
-
- if ((e = (struct exbody *) calloc (1, sizeof(*e))) == NULL)
- adios (NULL, "out of memory");
- ct->c_ctparams = (void *) e;
-
- if (!ct->c_fp && (ct->c_fp = fopen (ct->c_file, "r")) == NULL) {
- advise (ct->c_file, "unable to open for reading");
- return NOTOK;
- }
-
- fseek (fp = ct->c_fp, ct->c_begin, SEEK_SET);
-
- if (!(p = get_content (fp, ct->c_file, 0))) {
- ct->c_fp = NULL;
- return NOTOK;
- }
+ if (!mh_strcasecmp(*ap, "total")) {
+ if (sscanf(*ep, "%d", &p->pm_maxno) != 1 ||
+ p->pm_maxno < 1)
+ goto invalid_param;
+ continue;
+ }
+ }
- e->eb_parent = ct;
- e->eb_content = p;
- p->c_ctexbody = e;
- if ((exresult = params_external (ct, 0)) != NOTOK
- && p->c_ceopenfnx == openMail) {
- int cc, size;
- char *bp;
-
- if ((size = ct->c_end - p->c_begin) <= 0) {
- if (!e->eb_subject)
- content_error (NULL, ct, "empty body for access-type=mail-server");
- goto no_body;
- }
+ if (!p->pm_partid || !p->pm_partno
+ || (p->pm_maxno && p->pm_partno > p->pm_maxno)) {
+ advise(NULL, "invalid parameters for \"%s/%s\" type in message %s's %s field", ci->ci_type, ci->ci_subtype, ct->c_file, TYPE_FIELD);
+ return NOTOK;
+ }
+ }
+ break;
- e->eb_body = bp = mh_xmalloc ((unsigned) size);
- fseek (p->c_fp, p->c_begin, SEEK_SET);
- while (size > 0)
- switch (cc = fread (bp, sizeof(*bp), size, p->c_fp)) {
- case NOTOK:
- adios ("failed", "fread");
+ case MESSAGE_EXTERNAL:
+ {
+ CT p;
+ FILE *fp;
- case OK:
- adios (NULL, "unexpected EOF from fread");
+ if (!ct->c_fp && (ct->c_fp = fopen(ct->c_file, "r")) == NULL) {
+ advise(ct->c_file, "unable to open for reading");
+ return NOTOK;
+ }
- default:
- bp += cc, size -= cc;
- break;
- }
- *bp = 0;
- }
-no_body:
- p->c_fp = NULL;
- p->c_end = p->c_begin;
+ fseek(fp = ct->c_fp, ct->c_begin, SEEK_SET);
- fclose (ct->c_fp);
- ct->c_fp = NULL;
+ if (!(p = get_content(fp, ct->c_file, 0))) {
+ ct->c_fp = NULL;
+ return NOTOK;
+ }
- if (exresult == NOTOK)
- return NOTOK;
- if (e->eb_flags == NOTOK)
- return OK;
+ p->c_fp = NULL;
+ p->c_end = p->c_begin;
- switch (p->c_type) {
- case CT_MULTIPART:
- break;
+ fclose(ct->c_fp);
+ ct->c_fp = NULL;
- case CT_MESSAGE:
- if (p->c_subtype != MESSAGE_RFC822)
- break;
- /* else fall... */
- default:
- e->eb_partno = ct->c_partno;
- if (p->c_ctinitfnx)
- (*p->c_ctinitfnx) (p);
- break;
- }
- }
+ switch (p->c_type) {
+ case CT_MULTIPART:
break;
+ case CT_MESSAGE:
+ if (p->c_subtype != MESSAGE_RFC822)
+ break;
+ /* else fall... */
default:
+ if (p->c_ctinitfnx)
+ (*p->c_ctinitfnx) (p);
break;
- }
-
- return OK;
-}
-
-
-int
-params_external (CT ct, int composing)
-{
- char **ap, **ep;
- struct exbody *e = (struct exbody *) ct->c_ctparams;
- CI ci = &ct->c_ctinfo;
-
- for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) {
- if (!mh_strcasecmp (*ap, "access-type")) {
- struct str2init *s2i;
- CT p = e->eb_content;
-
- for (s2i = str2methods; s2i->si_key; s2i++)
- if (!mh_strcasecmp (*ep, s2i->si_key))
- break;
- if (!s2i->si_key) {
- e->eb_access = *ep;
- e->eb_flags = NOTOK;
- p->c_encoding = CE_EXTERNAL;
- continue;
- }
- e->eb_access = s2i->si_key;
- e->eb_flags = s2i->si_val;
- p->c_encoding = CE_EXTERNAL;
-
- /* Call the Init function for this external type */
- if ((*s2i->si_init)(p) == NOTOK)
- return NOTOK;
- continue;
- }
- if (!mh_strcasecmp (*ap, "name")) {
- e->eb_name = *ep;
- continue;
- }
- if (!mh_strcasecmp (*ap, "permission")) {
- e->eb_permission = *ep;
- continue;
- }
- if (!mh_strcasecmp (*ap, "site")) {
- e->eb_site = *ep;
- continue;
- }
- if (!mh_strcasecmp (*ap, "directory")) {
- e->eb_dir = *ep;
- continue;
- }
- if (!mh_strcasecmp (*ap, "mode")) {
- e->eb_mode = *ep;
- continue;
- }
- if (!mh_strcasecmp (*ap, "size")) {
- sscanf (*ep, "%lu", &e->eb_size);
- continue;
- }
- if (!mh_strcasecmp (*ap, "server")) {
- e->eb_server = *ep;
- continue;
- }
- if (!mh_strcasecmp (*ap, "subject")) {
- e->eb_subject = *ep;
- continue;
}
- if (composing && !mh_strcasecmp (*ap, "body")) {
- e->eb_body = getcpy (*ep);
- continue;
}
- }
+ break;
- if (!e->eb_access) {
- advise (NULL,
- "invalid parameters for \"%s/%s\" type in message %s's %s field",
- ci->ci_type, ci->ci_subtype, ct->c_file, TYPE_FIELD);
- return NOTOK;
+ default:
+ break;
}
return OK;
/*
- * APPLICATION
- */
+** APPLICATION
+*/
static int
-InitApplication (CT ct)
+InitApplication(CT ct)
{
struct k2v *kv;
CI ci = &ct->c_ctinfo;
/* match subtype */
for (kv = SubApplication; kv->kv_key; kv++)
- if (!mh_strcasecmp (ci->ci_subtype, kv->kv_key))
+ if (!mh_strcasecmp(ci->ci_subtype, kv->kv_key))
break;
ct->c_subtype = kv->kv_value;
/*
- * TRANSFER ENCODINGS
- */
+** TRANSFER ENCODINGS
+*/
static int
-init_encoding (CT ct, OpenCEFunc openfnx)
+init_encoding(CT ct, OpenCEFunc openfnx)
{
CE ce;
- if ((ce = (CE) calloc (1, sizeof(*ce))) == NULL)
- adios (NULL, "out of memory");
+ ce = (CE) mh_xcalloc(1, sizeof(*ce));
ct->c_cefile = ce;
ct->c_ceopenfnx = openfnx;
void
-close_encoding (CT ct)
+close_encoding(CT ct)
{
CE ce;
return;
if (ce->ce_fp) {
- fclose (ce->ce_fp);
+ fclose(ce->ce_fp);
ce->ce_fp = NULL;
}
}
static unsigned long
-size_encoding (CT ct)
+size_encoding(CT ct)
{
int fd;
unsigned long size;
if (!(ce = ct->c_cefile))
return (ct->c_end - ct->c_begin);
- if (ce->ce_fp && fstat (fileno (ce->ce_fp), &st) != NOTOK)
+ if (ce->ce_fp && fstat(fileno(ce->ce_fp), &st) != NOTOK)
return (long) st.st_size;
if (ce->ce_file) {
- if (stat (ce->ce_file, &st) != NOTOK)
+ if (stat(ce->ce_file, &st) != NOTOK)
return (long) st.st_size;
else
return 0L;
if ((fd = (*ct->c_ceopenfnx) (ct, &file)) == NOTOK)
return (ct->c_end - ct->c_begin);
- if (fstat (fd, &st) != NOTOK)
+ if (fstat(fd, &st) != NOTOK)
size = (long) st.st_size;
else
size = 0L;
/*
- * BASE64
- */
+** BASE64
+*/
static unsigned char b642nib[0x80] = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
static int
-InitBase64 (CT ct)
+InitBase64(CT ct)
{
- return init_encoding (ct, openBase64);
+ return init_encoding(ct, openBase64);
}
static int
-openBase64 (CT ct, char **file)
+openBase64(CT ct, char **file)
{
- int bitno, cc, digested;
- int fd, len, skip;
+ int bitno, cc;
+ int fd, len, skip, own_ct_fp = 0;
unsigned long bits;
unsigned char value, *b, *b1, *b2, *b3;
unsigned char *cp, *ep;
/* sbeck -- handle suffixes */
CI ci;
CE ce;
- MD5_CTX mdContext;
b = (unsigned char *) &bits;
b1 = &b[endian > 0 ? 1 : 2];
ce = ct->c_cefile;
if (ce->ce_fp) {
- fseek (ce->ce_fp, 0L, SEEK_SET);
+ fseek(ce->ce_fp, 0L, SEEK_SET);
goto ready_to_go;
}
if (ce->ce_file) {
- if ((ce->ce_fp = fopen (ce->ce_file, "r")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading");
+ if ((ce->ce_fp = fopen(ce->ce_file, "r")) == NULL) {
+ content_error(ce->ce_file, ct,
+ "unable to fopen for reading");
return NOTOK;
}
goto ready_to_go;
}
if (*file == NULL) {
- ce->ce_file = add (m_mktemp(tmp, NULL, NULL), NULL);
+ ce->ce_file = getcpy(m_mktemp(tmp, NULL, NULL));
ce->ce_unlink = 1;
} else {
- ce->ce_file = add (*file, NULL);
+ ce->ce_file = getcpy(*file);
ce->ce_unlink = 0;
}
/* sbeck@cise.ufl.edu -- handle suffixes */
ci = &ct->c_ctinfo;
- snprintf (buffer, sizeof(buffer), "%s-suffix-%s/%s",
- invo_name, ci->ci_type, ci->ci_subtype);
- cp = context_find (buffer);
+ snprintf(buffer, sizeof(buffer), "%s-suffix-%s/%s",
+ invo_name, ci->ci_type, ci->ci_subtype);
+ cp = context_find(buffer);
if (cp == NULL || *cp == '\0') {
- snprintf (buffer, sizeof(buffer), "%s-suffix-%s", invo_name,
- ci->ci_type);
- cp = context_find (buffer);
+ snprintf(buffer, sizeof(buffer), "%s-suffix-%s", invo_name,
+ ci->ci_type);
+ cp = context_find(buffer);
}
if (cp != NULL && *cp != '\0') {
if (ce->ce_unlink) {
- // Temporary file already exists, so we rename to
- // version with extension.
+ /*
+ ** Temporary file already exists, so we rename to
+ ** version with extension.
+ */
char *file_org = strdup(ce->ce_file);
- ce->ce_file = add (cp, ce->ce_file);
+ ce->ce_file = add(cp, ce->ce_file);
if (rename(file_org, ce->ce_file)) {
- adios (ce->ce_file, "unable to rename %s to ", file_org);
+ adios(EX_IOERR, ce->ce_file, "unable to rename %s to ",
+ file_org);
}
free(file_org);
} else {
- ce->ce_file = add (cp, ce->ce_file);
+ ce->ce_file = add(cp, ce->ce_file);
}
}
- if ((ce->ce_fp = fopen (ce->ce_file, "w+")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading/writing");
+ if ((ce->ce_fp = fopen(ce->ce_file, "w+")) == NULL) {
+ content_error(ce->ce_file, ct,
+ "unable to fopen for reading/writing");
return NOTOK;
}
if ((len = ct->c_end - ct->c_begin) < 0)
- adios (NULL, "internal error(1)");
+ adios(EX_SOFTWARE, NULL, "internal error(1)");
- if (!ct->c_fp && (ct->c_fp = fopen (ct->c_file, "r")) == NULL) {
- content_error (ct->c_file, ct, "unable to open for reading");
- return NOTOK;
+ if (!ct->c_fp) {
+ if ((ct->c_fp = fopen(ct->c_file, "r")) == NULL) {
+ content_error(ct->c_file, ct,
+ "unable to open for reading");
+ return NOTOK;
+ }
+ own_ct_fp = 1;
}
- if ((digested = ct->c_digested))
- MD5Init (&mdContext);
-
bitno = 18;
bits = 0L;
skip = 0;
- lseek (fd = fileno (ct->c_fp), (off_t) ct->c_begin, SEEK_SET);
+ lseek(fd = fileno(ct->c_fp), (off_t) ct->c_begin, SEEK_SET);
while (len > 0) {
- switch (cc = read (fd, buffer, sizeof(buffer) - 1)) {
+ switch (cc = read(fd, buffer, sizeof(buffer) - 1)) {
case NOTOK:
- content_error (ct->c_file, ct, "error reading from");
+ content_error(ct->c_file, ct, "error reading from");
goto clean_up;
case OK:
- content_error (NULL, ct, "premature eof");
+ content_error(NULL, ct, "premature eof");
goto clean_up;
default:
for (ep = (cp = buffer) + cc; cp < ep; cp++) {
switch (*cp) {
default:
- if (isspace (*cp))
+ if (isspace(*cp))
break;
- if (skip || (*cp & 0x80)
- || (value = b642nib[*cp & 0x7f]) > 0x3f) {
+ if (skip || (*cp & 0x80) || (value = b642nib[*cp & 0x7f]) > 0x3f) {
if (debugsw) {
- fprintf (stderr, "*cp=0x%x pos=%ld skip=%d\n", *cp, (long) (lseek (fd, (off_t) 0, SEEK_CUR) - (ep - cp)), skip);
+ fprintf(stderr, "*cp=0x%x pos=%ld skip=%d\n", *cp, (long) (lseek(fd, (off_t) 0, SEEK_CUR) - (ep - cp)), skip);
}
- content_error (NULL, ct,
- "invalid BASE64 encoding -- continuing");
+ content_error(NULL, ct, "invalid BASE64 encoding -- continuing");
continue;
}
bits |= value << bitno;
test_end:
if ((bitno -= 6) < 0) {
- putc ((char) *b1, ce->ce_fp);
- if (digested)
- MD5Update (&mdContext, b1, 1);
+ putc((char) *b1, ce->ce_fp);
if (skip < 2) {
- putc ((char) *b2, ce->ce_fp);
- if (digested)
- MD5Update (&mdContext, b2, 1);
+ putc((char) *b2, ce->ce_fp);
if (skip < 1) {
- putc ((char) *b3, ce->ce_fp);
- if (digested)
- MD5Update (&mdContext, b3, 1);
+ putc((char) *b3, ce->ce_fp);
}
}
- if (ferror (ce->ce_fp)) {
- content_error (ce->ce_file, ct,
+ if (ferror(ce->ce_fp)) {
+ content_error(ce->ce_file, ct,
"error writing to");
goto clean_up;
}
if (bitno != 18) {
if (debugsw)
- fprintf (stderr, "premature ending (bitno %d)\n", bitno);
+ fprintf(stderr, "premature ending (bitno %d)\n",
+ bitno);
- content_error (NULL, ct, "invalid BASE64 encoding");
+ content_error(NULL, ct, "invalid BASE64 encoding");
goto clean_up;
}
self_delimiting:
- fseek (ct->c_fp, 0L, SEEK_SET);
+ fseek(ct->c_fp, 0L, SEEK_SET);
- if (fflush (ce->ce_fp)) {
- content_error (ce->ce_file, ct, "error writing to");
+ if (fflush(ce->ce_fp)) {
+ content_error(ce->ce_file, ct, "error writing to");
goto clean_up;
}
- if (digested) {
- unsigned char digest[16];
-
- MD5Final (digest, &mdContext);
- if (memcmp((char *) digest, (char *) ct->c_digest,
- sizeof(digest) / sizeof(digest[0])))
- content_error (NULL, ct, "content integrity suspect (digest mismatch) -- continuing");
- else if (debugsw)
- fprintf (stderr, "content integrity confirmed\n");
- }
-
- fseek (ce->ce_fp, 0L, SEEK_SET);
+ fseek(ce->ce_fp, 0L, SEEK_SET);
ready_to_go:
*file = ce->ce_file;
- return fileno (ce->ce_fp);
+ if (own_ct_fp) {
+ fclose(ct->c_fp);
+ ct->c_fp = NULL;
+ }
+ return fileno(ce->ce_fp);
clean_up:
- free_encoding (ct, 0);
+ free_encoding(ct, 0);
+ if (own_ct_fp) {
+ fclose(ct->c_fp);
+ ct->c_fp = NULL;
+ }
return NOTOK;
}
/*
- * QUOTED PRINTABLE
- */
+** QUOTED PRINTABLE
+*/
static char hex2nib[0x80] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
static int
-InitQuoted (CT ct)
+InitQuoted(CT ct)
{
- return init_encoding (ct, openQuoted);
+ return init_encoding(ct, openQuoted);
}
static int
-openQuoted (CT ct, char **file)
+openQuoted(CT ct, char **file)
{
- int cc, digested, len, quoted;
+ int cc, len, quoted, own_ct_fp = 0;
unsigned char *cp, *ep;
char buffer[BUFSIZ];
- unsigned char mask;
+ unsigned char mask = 0;
CE ce;
/* sbeck -- handle suffixes */
CI ci;
- MD5_CTX mdContext;
ce = ct->c_cefile;
if (ce->ce_fp) {
- fseek (ce->ce_fp, 0L, SEEK_SET);
+ fseek(ce->ce_fp, 0L, SEEK_SET);
goto ready_to_go;
}
if (ce->ce_file) {
- if ((ce->ce_fp = fopen (ce->ce_file, "r")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading");
+ if ((ce->ce_fp = fopen(ce->ce_file, "r")) == NULL) {
+ content_error(ce->ce_file, ct,
+ "unable to fopen for reading");
return NOTOK;
}
goto ready_to_go;
}
if (*file == NULL) {
- ce->ce_file = add (m_mktemp(tmp, NULL, NULL), NULL);
+ ce->ce_file = getcpy(m_mktemp(tmp, NULL, NULL));
ce->ce_unlink = 1;
} else {
- ce->ce_file = add (*file, NULL);
+ ce->ce_file = getcpy(*file);
ce->ce_unlink = 0;
}
/* sbeck@cise.ufl.edu -- handle suffixes */
ci = &ct->c_ctinfo;
- snprintf (buffer, sizeof(buffer), "%s-suffix-%s/%s",
- invo_name, ci->ci_type, ci->ci_subtype);
- cp = context_find (buffer);
+ snprintf(buffer, sizeof(buffer), "%s-suffix-%s/%s",
+ invo_name, ci->ci_type, ci->ci_subtype);
+ cp = context_find(buffer);
if (cp == NULL || *cp == '\0') {
- snprintf (buffer, sizeof(buffer), "%s-suffix-%s", invo_name,
- ci->ci_type);
- cp = context_find (buffer);
+ snprintf(buffer, sizeof(buffer), "%s-suffix-%s", invo_name,
+ ci->ci_type);
+ cp = context_find(buffer);
}
if (cp != NULL && *cp != '\0') {
if (ce->ce_unlink) {
- // Temporary file already exists, so we rename to
- // version with extension.
+ /*
+ ** Temporary file already exists, so we rename to
+ ** version with extension.
+ */
char *file_org = strdup(ce->ce_file);
- ce->ce_file = add (cp, ce->ce_file);
+ ce->ce_file = add(cp, ce->ce_file);
if (rename(file_org, ce->ce_file)) {
- adios (ce->ce_file, "unable to rename %s to ", file_org);
+ adios(EX_IOERR, ce->ce_file, "unable to rename %s to ",
+ file_org);
}
free(file_org);
} else {
- ce->ce_file = add (cp, ce->ce_file);
+ ce->ce_file = add(cp, ce->ce_file);
}
}
- if ((ce->ce_fp = fopen (ce->ce_file, "w+")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading/writing");
- return NOTOK;
- }
-
- if ((ce->ce_fp = fopen (ce->ce_file, "w+")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading/writing");
+ if ((ce->ce_fp = fopen(ce->ce_file, "w+")) == NULL) {
+ content_error(ce->ce_file, ct,
+ "unable to fopen for reading/writing");
return NOTOK;
}
if ((len = ct->c_end - ct->c_begin) < 0)
- adios (NULL, "internal error(2)");
+ adios(EX_SOFTWARE, NULL, "internal error(2)");
- if (!ct->c_fp && (ct->c_fp = fopen (ct->c_file, "r")) == NULL) {
- content_error (ct->c_file, ct, "unable to open for reading");
- return NOTOK;
+ if (!ct->c_fp) {
+ if ((ct->c_fp = fopen(ct->c_file, "r")) == NULL) {
+ content_error(ct->c_file, ct,
+ "unable to open for reading");
+ return NOTOK;
+ }
+ own_ct_fp = 1;
}
- if ((digested = ct->c_digested))
- MD5Init (&mdContext);
-
quoted = 0;
-#ifdef lint
- mask = 0;
-#endif
- fseek (ct->c_fp, ct->c_begin, SEEK_SET);
+ fseek(ct->c_fp, ct->c_begin, SEEK_SET);
while (len > 0) {
- if (fgets (buffer, sizeof(buffer) - 1, ct->c_fp) == NULL) {
- content_error (NULL, ct, "premature eof");
+ if (fgets(buffer, sizeof(buffer) - 1, ct->c_fp) == NULL) {
+ content_error(NULL, ct, "premature eof");
goto clean_up;
}
- if ((cc = strlen (buffer)) > len)
+ if ((cc = strlen(buffer)) > len)
cc = len;
len -= cc;
for (ep = (cp = buffer) + cc - 1; cp <= ep; ep--)
- if (!isspace (*ep))
+ if (!isspace(*ep))
break;
*++ep = '\n', ep++;
/* at byte 2 of an escape sequence */
mask <<= 4;
mask |= hex2nib[*cp & 0x7f];
- putc (mask, ce->ce_fp);
- if (digested)
- MD5Update (&mdContext, &mask, 1);
- if (ferror (ce->ce_fp)) {
- content_error (ce->ce_file, ct, "error writing to");
+ putc(mask, ce->ce_fp);
+ if (ferror(ce->ce_fp)) {
+ content_error(ce->ce_file, ct, "error writing to");
goto clean_up;
}
- /* finished escape sequence; next may
- * be literal or a new escape
- * sequence */
+ /*
+ ** finished escape sequence; next may
+ ** be literal or a new escape sequence
+ */
quoted = 0;
}
/* on to next byte */
/* not in an escape sequence */
if (*cp == '=') {
- /* starting an escape sequence, or invalid '='? */
+ /*
+ ** starting an escape sequence,
+ ** or invalid '='?
+ */
if (cp + 1 < ep && cp[1] == '\n') {
/* "=\n" soft line break, eat the \n */
cp++;
continue;
}
if (cp + 1 >= ep || cp + 2 >= ep) {
- /* We don't have 2 bytes left, so this is an invalid
- * escape sequence; just show the raw bytes (below). */
- } else if (isxdigit (cp[1]) && isxdigit (cp[2])) {
- /* Next 2 bytes are hex digits, making this a valid escape
- * sequence; let's decode it (above). */
+ /*
+ ** We don't have 2 bytes left,
+ ** so this is an invalid escape
+ ** sequence; just show the raw bytes
+ ** (below).
+ */
+ } else if (isxdigit(cp[1]) && isxdigit(cp[2])) {
+ /*
+ ** Next 2 bytes are hex digits,
+ ** making this a valid escape
+ ** sequence; let's decode it (above).
+ */
quoted = 1;
continue;
} else {
- /* One or both of the next 2 is out of range, making this
- * an invalid escape sequence; just show the raw bytes
- * (below). */
+ /*
+ ** One or both of the next 2 is
+ ** out of range, making this an
+ ** invalid escape sequence; just
+ ** show the raw bytes (below).
+ */
}
}
/* Just show the raw byte. */
- putc (*cp, ce->ce_fp);
- if (digested) {
- if (*cp == '\n') {
- MD5Update (&mdContext, (unsigned char *) "\r\n",2);
- } else {
- MD5Update (&mdContext, (unsigned char *) cp, 1);
- }
- }
- if (ferror (ce->ce_fp)) {
- content_error (ce->ce_file, ct, "error writing to");
+ putc(*cp, ce->ce_fp);
+ if (ferror(ce->ce_fp)) {
+ content_error(ce->ce_file, ct,
+ "error writing to");
goto clean_up;
}
}
}
if (quoted) {
- content_error (NULL, ct,
- "invalid QUOTED-PRINTABLE encoding -- end-of-content while still quoting");
+ content_error(NULL, ct, "invalid QUOTED-PRINTABLE encoding -- end-of-content while still quoting");
goto clean_up;
}
- fseek (ct->c_fp, 0L, SEEK_SET);
+ fseek(ct->c_fp, 0L, SEEK_SET);
- if (fflush (ce->ce_fp)) {
- content_error (ce->ce_file, ct, "error writing to");
+ if (fflush(ce->ce_fp)) {
+ content_error(ce->ce_file, ct, "error writing to");
goto clean_up;
}
- if (digested) {
- unsigned char digest[16];
-
- MD5Final (digest, &mdContext);
- if (memcmp((char *) digest, (char *) ct->c_digest,
- sizeof(digest) / sizeof(digest[0])))
- content_error (NULL, ct,
- "content integrity suspect (digest mismatch) -- continuing");
- else if (debugsw)
- fprintf (stderr, "content integrity confirmed\n");
- }
-
- fseek (ce->ce_fp, 0L, SEEK_SET);
+ fseek(ce->ce_fp, 0L, SEEK_SET);
ready_to_go:
*file = ce->ce_file;
- return fileno (ce->ce_fp);
+ if (own_ct_fp) {
+ fclose(ct->c_fp);
+ ct->c_fp = NULL;
+ }
+ return fileno(ce->ce_fp);
clean_up:
- free_encoding (ct, 0);
+ free_encoding(ct, 0);
+ if (own_ct_fp) {
+ fclose(ct->c_fp);
+ ct->c_fp = NULL;
+ }
return NOTOK;
}
/*
- * 7BIT
- */
+** 7BIT
+*/
static int
-Init7Bit (CT ct)
+Init7Bit(CT ct)
{
- if (init_encoding (ct, open7Bit) == NOTOK)
+ if (init_encoding(ct, open7Bit) == NOTOK)
return NOTOK;
ct->c_cesizefnx = NULL; /* no need to decode for real size */
int
-open7Bit (CT ct, char **file)
+open7Bit(CT ct, char **file)
{
- int cc, fd, len;
+ int cc, fd, len, own_ct_fp = 0;
char buffer[BUFSIZ];
/* sbeck -- handle suffixes */
char *cp;
ce = ct->c_cefile;
if (ce->ce_fp) {
- fseek (ce->ce_fp, 0L, SEEK_SET);
+ fseek(ce->ce_fp, 0L, SEEK_SET);
goto ready_to_go;
}
if (ce->ce_file) {
- if ((ce->ce_fp = fopen (ce->ce_file, "r")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading");
+ if ((ce->ce_fp = fopen(ce->ce_file, "r")) == NULL) {
+ content_error(ce->ce_file, ct,
+ "unable to fopen for reading");
return NOTOK;
}
goto ready_to_go;
}
if (*file == NULL) {
- ce->ce_file = add (m_mktemp(tmp, NULL, NULL), NULL);
+ ce->ce_file = getcpy(m_mktemp(tmp, NULL, NULL));
ce->ce_unlink = 1;
} else {
- ce->ce_file = add (*file, NULL);
+ ce->ce_file = getcpy(*file);
ce->ce_unlink = 0;
}
/* sbeck@cise.ufl.edu -- handle suffixes */
ci = &ct->c_ctinfo;
- snprintf (buffer, sizeof(buffer), "%s-suffix-%s/%s",
- invo_name, ci->ci_type, ci->ci_subtype);
- cp = context_find (buffer);
+ snprintf(buffer, sizeof(buffer), "%s-suffix-%s/%s",
+ invo_name, ci->ci_type, ci->ci_subtype);
+ cp = context_find(buffer);
if (cp == NULL || *cp == '\0') {
- snprintf (buffer, sizeof(buffer), "%s-suffix-%s", invo_name,
- ci->ci_type);
- cp = context_find (buffer);
+ snprintf(buffer, sizeof(buffer), "%s-suffix-%s", invo_name,
+ ci->ci_type);
+ cp = context_find(buffer);
}
if (cp != NULL && *cp != '\0') {
if (ce->ce_unlink) {
- // Temporary file already exists, so we rename to
- // version with extension.
+ /*
+ ** Temporary file already exists, so we rename to
+ ** version with extension.
+ */
char *file_org = strdup(ce->ce_file);
- ce->ce_file = add (cp, ce->ce_file);
+ ce->ce_file = add(cp, ce->ce_file);
if (rename(file_org, ce->ce_file)) {
- adios (ce->ce_file, "unable to rename %s to ", file_org);
+ adios(EX_IOERR, ce->ce_file, "unable to rename %s to ",
+ file_org);
}
free(file_org);
} else {
- ce->ce_file = add (cp, ce->ce_file);
+ ce->ce_file = add(cp, ce->ce_file);
}
}
- if ((ce->ce_fp = fopen (ce->ce_file, "w+")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading/writing");
+ if ((ce->ce_fp = fopen(ce->ce_file, "w+")) == NULL) {
+ content_error(ce->ce_file, ct,
+ "unable to fopen for reading/writing");
return NOTOK;
}
CI ci = &ct->c_ctinfo;
len = 0;
- fprintf (ce->ce_fp, "%s: %s/%s", TYPE_FIELD, ci->ci_type, ci->ci_subtype);
- len += strlen (TYPE_FIELD) + 2 + strlen (ci->ci_type)
- + 1 + strlen (ci->ci_subtype);
+ fprintf(ce->ce_fp, "%s: %s/%s", TYPE_FIELD, ci->ci_type,
+ ci->ci_subtype);
+ len += strlen(TYPE_FIELD) + 2 + strlen(ci->ci_type) + 1 +
+ strlen(ci->ci_subtype);
for (ap = ci->ci_attrs, ep = ci->ci_values; *ap; ap++, ep++) {
- putc (';', ce->ce_fp);
+ putc(';', ce->ce_fp);
len++;
- snprintf (buffer, sizeof(buffer), "%s=\"%s\"", *ap, *ep);
+ snprintf(buffer, sizeof(buffer), "%s=\"%s\"",
+ *ap, *ep);
- if (len + 1 + (cc = strlen (buffer)) >= CPERLIN) {
- fputs ("\n\t", ce->ce_fp);
+ if (len + 1 + (cc = strlen(buffer)) >= CPERLIN) {
+ fputs("\n\t", ce->ce_fp);
len = 8;
} else {
- putc (' ', ce->ce_fp);
+ putc(' ', ce->ce_fp);
len++;
}
- fprintf (ce->ce_fp, "%s", buffer);
+ fprintf(ce->ce_fp, "%s", buffer);
len += cc;
}
if (ci->ci_comment) {
- if (len + 1 + (cc = 2 + strlen (ci->ci_comment)) >= CPERLIN) {
- fputs ("\n\t", ce->ce_fp);
+ if (len + 1 + (cc = 2 + strlen(ci->ci_comment))
+ >= CPERLIN) {
+ fputs("\n\t", ce->ce_fp);
len = 8;
- }
- else {
- putc (' ', ce->ce_fp);
+ } else {
+ putc(' ', ce->ce_fp);
len++;
}
- fprintf (ce->ce_fp, "(%s)", ci->ci_comment);
+ fprintf(ce->ce_fp, "(%s)", ci->ci_comment);
len += cc;
}
- fprintf (ce->ce_fp, "\n");
+ fprintf(ce->ce_fp, "\n");
if (ct->c_id)
- fprintf (ce->ce_fp, "%s:%s", ID_FIELD, ct->c_id);
+ fprintf(ce->ce_fp, "%s:%s", ID_FIELD, ct->c_id);
if (ct->c_descr)
- fprintf (ce->ce_fp, "%s:%s", DESCR_FIELD, ct->c_descr);
+ fprintf(ce->ce_fp, "%s:%s", DESCR_FIELD, ct->c_descr);
if (ct->c_dispo)
- fprintf (ce->ce_fp, "%s:%s", DISPO_FIELD, ct->c_dispo);
- fprintf (ce->ce_fp, "\n");
+ fprintf(ce->ce_fp, "%s:%s", DISPO_FIELD, ct->c_dispo);
+ fprintf(ce->ce_fp, "\n");
}
if ((len = ct->c_end - ct->c_begin) < 0)
- adios (NULL, "internal error(3)");
+ adios(EX_SOFTWARE, NULL, "internal error(3)");
- if (!ct->c_fp && (ct->c_fp = fopen (ct->c_file, "r")) == NULL) {
- content_error (ct->c_file, ct, "unable to open for reading");
- return NOTOK;
+ if (!ct->c_fp) {
+ if ((ct->c_fp = fopen(ct->c_file, "r")) == NULL) {
+ content_error(ct->c_file, ct,
+ "unable to open for reading");
+ return NOTOK;
+ }
+ own_ct_fp = 1;
}
- lseek (fd = fileno (ct->c_fp), (off_t) ct->c_begin, SEEK_SET);
+ lseek(fd = fileno(ct->c_fp), (off_t) ct->c_begin, SEEK_SET);
while (len > 0)
- switch (cc = read (fd, buffer, sizeof(buffer) - 1)) {
+ switch (cc = read(fd, buffer, sizeof(buffer) - 1)) {
case NOTOK:
- content_error (ct->c_file, ct, "error reading from");
+ content_error(ct->c_file, ct, "error reading from");
goto clean_up;
case OK:
- content_error (NULL, ct, "premature eof");
+ content_error(NULL, ct, "premature eof");
goto clean_up;
default:
cc = len;
len -= cc;
- fwrite (buffer, sizeof(*buffer), cc, ce->ce_fp);
- if (ferror (ce->ce_fp)) {
- content_error (ce->ce_file, ct, "error writing to");
+ fwrite(buffer, sizeof(*buffer), cc, ce->ce_fp);
+ if (ferror(ce->ce_fp)) {
+ content_error(ce->ce_file, ct,
+ "error writing to");
goto clean_up;
}
}
- fseek (ct->c_fp, 0L, SEEK_SET);
+ fseek(ct->c_fp, 0L, SEEK_SET);
- if (fflush (ce->ce_fp)) {
- content_error (ce->ce_file, ct, "error writing to");
+ if (fflush(ce->ce_fp)) {
+ content_error(ce->ce_file, ct, "error writing to");
goto clean_up;
}
- fseek (ce->ce_fp, 0L, SEEK_SET);
+ fseek(ce->ce_fp, 0L, SEEK_SET);
ready_to_go:
*file = ce->ce_file;
- return fileno (ce->ce_fp);
-
-clean_up:
- free_encoding (ct, 0);
- return NOTOK;
-}
-
-
-/*
- * External
- */
-
-static int
-openExternal (CT ct, CT cb, CE ce, char **file, int *fd)
-{
- char cachefile[BUFSIZ];
-
- if (ce->ce_fp) {
- fseek (ce->ce_fp, 0L, SEEK_SET);
- goto ready_already;
+ if (own_ct_fp) {
+ fclose(ct->c_fp);
+ ct->c_fp = NULL;
}
+ return fileno(ce->ce_fp);
- if (ce->ce_file) {
- if ((ce->ce_fp = fopen (ce->ce_file, "r")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading");
- return NOTOK;
- }
- goto ready_already;
- }
-
- if (find_cache (ct, rcachesw, (int *) 0, cb->c_id,
- cachefile, sizeof(cachefile)) != NOTOK) {
- if ((ce->ce_fp = fopen (cachefile, "r"))) {
- ce->ce_file = getcpy (cachefile);
- ce->ce_unlink = 0;
- goto ready_already;
- } else {
- admonish (cachefile, "unable to fopen for reading");
- }
- }
-
- return OK;
-
-ready_already:
- *file = ce->ce_file;
- *fd = fileno (ce->ce_fp);
- return DONE;
-}
-
-/*
- * File
- */
-
-static int
-InitFile (CT ct)
-{
- return init_encoding (ct, openFile);
-}
-
-
-static int
-openFile (CT ct, char **file)
-{
- int fd, cachetype;
- char cachefile[BUFSIZ];
- struct exbody *e = ct->c_ctexbody;
- CE ce = ct->c_cefile;
-
- switch (openExternal (e->eb_parent, e->eb_content, ce, file, &fd)) {
- case NOTOK:
- return NOTOK;
-
- case OK:
- break;
-
- case DONE:
- return fd;
- }
-
- if (!e->eb_name) {
- content_error (NULL, ct, "missing name parameter");
- return NOTOK;
- }
-
- ce->ce_file = getcpy (e->eb_name);
- ce->ce_unlink = 0;
-
- if ((ce->ce_fp = fopen (ce->ce_file, "r")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading");
- return NOTOK;
- }
-
- if ((!e->eb_permission || mh_strcasecmp (e->eb_permission, "read-write"))
- && find_cache (NULL, wcachesw, &cachetype, e->eb_content->c_id,
- cachefile, sizeof(cachefile)) != NOTOK) {
- int mask;
- FILE *fp;
-
- mask = umask (cachetype ? ~m_gmprot () : 0222);
- if ((fp = fopen (cachefile, "w"))) {
- int cc;
- char buffer[BUFSIZ];
- FILE *gp = ce->ce_fp;
-
- fseek (gp, 0L, SEEK_SET);
-
- while ((cc = fread (buffer, sizeof(*buffer), sizeof(buffer), gp)) > 0)
- fwrite (buffer, sizeof(*buffer), cc, fp);
- fflush (fp);
-
- if (ferror (gp)) {
- admonish (ce->ce_file, "error reading");
- unlink (cachefile);
- } else if (ferror (fp)) {
- admonish (cachefile, "error writing");
- unlink (cachefile);
- }
- fclose (fp);
- }
- umask (mask);
- }
-
- fseek (ce->ce_fp, 0L, SEEK_SET);
- *file = ce->ce_file;
- return fileno (ce->ce_fp);
-}
-
-/*
- * FTP
- */
-
-static int
-InitFTP (CT ct)
-{
- return init_encoding (ct, openFTP);
-}
-
-
-static int
-openFTP (CT ct, char **file)
-{
- int cachetype, caching, fd;
- int len, buflen;
- char *bp, *ftp, *user, *pass;
- char buffer[BUFSIZ], cachefile[BUFSIZ];
- struct exbody *e;
- CE ce;
- static char *username = NULL;
- static char *password = NULL;
-
- e = ct->c_ctexbody;
- ce = ct->c_cefile;
-
- if ((ftp = context_find (nmhaccessftp)) && !*ftp)
- ftp = NULL;
-
-#ifndef BUILTIN_FTP
- if (!ftp)
- return NOTOK;
-#endif
-
- switch (openExternal (e->eb_parent, e->eb_content, ce, file, &fd)) {
- case NOTOK:
- return NOTOK;
-
- case OK:
- break;
-
- case DONE:
- return fd;
- }
-
- if (!e->eb_name || !e->eb_site) {
- content_error (NULL, ct, "missing %s parameter",
- e->eb_name ? "site": "name");
- return NOTOK;
- }
-
- if (xpid) {
- if (xpid < 0)
- xpid = -xpid;
- pidcheck (pidwait (xpid, NOTOK));
- xpid = 0;
- }
-
- /* Get the buffer ready to go */
- bp = buffer;
- buflen = sizeof(buffer);
-
- /*
- * Construct the query message for user
- */
- snprintf (bp, buflen, "Retrieve %s", e->eb_name);
- len = strlen (bp);
- bp += len;
- buflen -= len;
-
- if (e->eb_partno) {
- snprintf (bp, buflen, " (content %s)", e->eb_partno);
- len = strlen (bp);
- bp += len;
- buflen -= len;
- }
-
- snprintf (bp, buflen, "\n using %sFTP from site %s",
- e->eb_flags ? "anonymous " : "", e->eb_site);
- len = strlen (bp);
- bp += len;
- buflen -= len;
-
- if (e->eb_size > 0) {
- snprintf (bp, buflen, " (%lu octets)", e->eb_size);
- len = strlen (bp);
- bp += len;
- buflen -= len;
- }
- snprintf (bp, buflen, "? ");
-
- /*
- * Now, check the answer
- */
- if (!getanswer (buffer))
- return NOTOK;
-
- if (e->eb_flags) {
- user = "anonymous";
- snprintf (buffer, sizeof(buffer), "%s@%s", getusername (), LocalName ());
- pass = buffer;
- } else {
- ruserpass (e->eb_site, &username, &password);
- user = username;
- pass = password;
- }
-
- ce->ce_unlink = (*file == NULL);
- caching = 0;
- cachefile[0] = '\0';
- if ((!e->eb_permission || mh_strcasecmp (e->eb_permission, "read-write"))
- && find_cache (NULL, wcachesw, &cachetype, e->eb_content->c_id,
- cachefile, sizeof(cachefile)) != NOTOK) {
- if (*file == NULL) {
- ce->ce_unlink = 0;
- caching = 1;
- }
- }
-
- if (*file)
- ce->ce_file = add (*file, NULL);
- else if (caching)
- ce->ce_file = add (cachefile, NULL);
- else
- ce->ce_file = add (m_mktemp(tmp, NULL, NULL), NULL);
-
- if ((ce->ce_fp = fopen (ce->ce_file, "w+")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading/writing");
- return NOTOK;
- }
-
-#ifdef BUILTIN_FTP
- if (ftp)
-#endif
- {
- int child_id, i, vecp;
- char *vec[9];
-
- vecp = 0;
- vec[vecp++] = r1bindex (ftp, '/');
- vec[vecp++] = e->eb_site;
- vec[vecp++] = user;
- vec[vecp++] = pass;
- vec[vecp++] = e->eb_dir;
- vec[vecp++] = e->eb_name;
- vec[vecp++] = ce->ce_file,
- vec[vecp++] = e->eb_mode && !mh_strcasecmp (e->eb_mode, "ascii")
- ? "ascii" : "binary";
- vec[vecp] = NULL;
-
- fflush (stdout);
-
- for (i = 0; (child_id = vfork ()) == NOTOK && i < 5; i++)
- sleep (5);
- switch (child_id) {
- case NOTOK:
- adios ("fork", "unable to");
- /* NOTREACHED */
-
- case OK:
- close (fileno (ce->ce_fp));
- execvp (ftp, vec);
- fprintf (stderr, "unable to exec ");
- perror (ftp);
- _exit (-1);
- /* NOTREACHED */
-
- default:
- if (pidXwait (child_id, NULL)) {
-#ifdef BUILTIN_FTP
-losing_ftp:
-#endif
- username = password = NULL;
- ce->ce_unlink = 1;
- return NOTOK;
- }
- break;
- }
- }
-#ifdef BUILTIN_FTP
- else if (ftp_get (e->eb_site, user, pass, e->eb_dir, e->eb_name,
- ce->ce_file, e->eb_mode && !mh_strcasecmp (e->eb_mode, "ascii"), 0)
- == NOTOK)
- goto losing_ftp;
-#endif
-
- if (cachefile[0]) {
- if (caching)
- chmod (cachefile, cachetype ? m_gmprot () : 0444);
- else {
- int mask;
- FILE *fp;
-
- mask = umask (cachetype ? ~m_gmprot () : 0222);
- if ((fp = fopen (cachefile, "w"))) {
- int cc;
- FILE *gp = ce->ce_fp;
-
- fseek (gp, 0L, SEEK_SET);
-
- while ((cc= fread (buffer, sizeof(*buffer), sizeof(buffer), gp)) > 0)
- fwrite (buffer, sizeof(*buffer), cc, fp);
- fflush (fp);
-
- if (ferror (gp)) {
- admonish (ce->ce_file, "error reading");
- unlink (cachefile);
- } else if (ferror (fp)) {
- admonish (cachefile, "error writing");
- unlink (cachefile);
- }
- fclose (fp);
- }
- umask (mask);
- }
- }
-
- fseek (ce->ce_fp, 0L, SEEK_SET);
- *file = ce->ce_file;
- return fileno (ce->ce_fp);
-}
-
-
-/*
- * Mail
- */
-
-static int
-InitMail (CT ct)
-{
- return init_encoding (ct, openMail);
-}
-
-
-static int
-openMail (CT ct, char **file)
-{
- int child_id, fd, i, vecp;
- int len, buflen;
- char *bp, buffer[BUFSIZ], *vec[7];
- struct exbody *e = ct->c_ctexbody;
- CE ce = ct->c_cefile;
-
- switch (openExternal (e->eb_parent, e->eb_content, ce, file, &fd)) {
- case NOTOK:
- return NOTOK;
-
- case OK:
- break;
-
- case DONE:
- return fd;
- }
-
- if (!e->eb_server) {
- content_error (NULL, ct, "missing server parameter");
- return NOTOK;
- }
-
- if (xpid) {
- if (xpid < 0)
- xpid = -xpid;
- pidcheck (pidwait (xpid, NOTOK));
- xpid = 0;
- }
-
- /* Get buffer ready to go */
- bp = buffer;
- buflen = sizeof(buffer);
-
- /* Now, construct query message */
- snprintf (bp, buflen, "Retrieve content");
- len = strlen (bp);
- bp += len;
- buflen -= len;
-
- if (e->eb_partno) {
- snprintf (bp, buflen, " %s", e->eb_partno);
- len = strlen (bp);
- bp += len;
- buflen -= len;
- }
-
- snprintf (bp, buflen, " by asking %s\n\n%s\n? ", e->eb_server,
- e->eb_subject ? e->eb_subject : e->eb_body);
-
- /* Now, check answer */
- if (!getanswer (buffer))
- return NOTOK;
-
- vecp = 0;
- vec[vecp++] = r1bindex (mailproc, '/');
- vec[vecp++] = e->eb_server;
- vec[vecp++] = "-subject";
- vec[vecp++] = e->eb_subject ? e->eb_subject : "mail-server request";
- vec[vecp++] = "-body";
- vec[vecp++] = e->eb_body;
- vec[vecp] = NULL;
-
- for (i = 0; (child_id = vfork ()) == NOTOK && i < 5; i++)
- sleep (5);
- switch (child_id) {
- case NOTOK:
- advise ("fork", "unable to");
- return NOTOK;
-
- case OK:
- execvp (mailproc, vec);
- fprintf (stderr, "unable to exec ");
- perror (mailproc);
- _exit (-1);
- /* NOTREACHED */
-
- default:
- if (pidXwait (child_id, NULL) == OK)
- advise (NULL, "request sent");
- break;
- }
-
- if (*file == NULL) {
- ce->ce_file = add (m_mktemp(tmp, NULL, NULL), NULL);
- ce->ce_unlink = 1;
- } else {
- ce->ce_file = add (*file, NULL);
- ce->ce_unlink = 0;
- }
-
- if ((ce->ce_fp = fopen (ce->ce_file, "w+")) == NULL) {
- content_error (ce->ce_file, ct, "unable to fopen for reading/writing");
- return NOTOK;
- }
-
- /* showproc is for mhshow and mhstore, though mhlist -debug
- * prints it, too. */
- if (ct->c_showproc)
- free (ct->c_showproc);
- ct->c_showproc = add ("true", NULL);
-
- fseek (ce->ce_fp, 0L, SEEK_SET);
- *file = ce->ce_file;
- return fileno (ce->ce_fp);
-}
-
-
-static int
-readDigest (CT ct, char *cp)
-{
- int bitno, skip;
- unsigned long bits;
- char *bp = cp;
- unsigned char *dp, value, *ep;
- unsigned char *b, *b1, *b2, *b3;
-
- b = (unsigned char *) &bits,
- b1 = &b[endian > 0 ? 1 : 2],
- b2 = &b[endian > 0 ? 2 : 1],
- b3 = &b[endian > 0 ? 3 : 0];
- bitno = 18;
- bits = 0L;
- skip = 0;
-
- for (ep = (dp = ct->c_digest)
- + sizeof(ct->c_digest) / sizeof(ct->c_digest[0]); *cp; cp++)
- switch (*cp) {
- default:
- if (skip || (*cp & 0x80)
- || (value = b642nib[*cp & 0x7f]) > 0x3f) {
- if (debugsw)
- fprintf (stderr, "invalid BASE64 encoding\n");
- return NOTOK;
- }
-
- bits |= value << bitno;
-test_end:
- if ((bitno -= 6) < 0) {
- if (dp + (3 - skip) > ep)
- goto invalid_digest;
- *dp++ = *b1;
- if (skip < 2) {
- *dp++ = *b2;
- if (skip < 1)
- *dp++ = *b3;
- }
- bitno = 18;
- bits = 0L;
- skip = 0;
- }
- break;
-
- case '=':
- if (++skip > 3)
- goto self_delimiting;
- goto test_end;
- }
- if (bitno != 18) {
- if (debugsw)
- fprintf (stderr, "premature ending (bitno %d)\n", bitno);
-
- return NOTOK;
- }
-self_delimiting:
- if (dp != ep) {
-invalid_digest:
- if (debugsw) {
- while (*cp)
- cp++;
- fprintf (stderr, "invalid MD5 digest (got %d octets)\n",
- (int)(cp - bp));
- }
-
- return NOTOK;
- }
-
- if (debugsw) {
- fprintf (stderr, "MD5 digest=");
- for (dp = ct->c_digest; dp < ep; dp++)
- fprintf (stderr, "%02x", *dp & 0xff);
- fprintf (stderr, "\n");
+clean_up:
+ free_encoding(ct, 0);
+ if (own_ct_fp) {
+ fclose(ct->c_fp);
+ ct->c_fp = NULL;
}
-
- return OK;
+ return NOTOK;
}