* please see the file GPL in the top level source directory.
*/
-#if HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <stdio.h>
-
-#include <lib-lib/mem.h>
-#include <lib-lib/str.h>
-#include <lib-lib/ascii.h>
-#include <lib-lib/macros.h>
-#include <lib-lib/buffer.h>
-#include <lib-lib/date.h>
-
-#include <lib-crypt/crypt.h>
+#include <lib-lib/lib-lib.h>
#include "recvattach.h"
-#include "mx.h"
-#include "url.h"
-
-#include "lib/debug.h"
-
+#include "charset.h"
#include "mime.h"
/* Reads an arbitrarily long header field, and looks ahead for continuation
}
/* TODO: Make that a string list somehow */
-LIST *mutt_parse_references(char *s, int in_reply_to)
+string_list_t *mutt_parse_references(char *s, int in_reply_to)
{
- LIST *lst = NULL;
+ string_list_t *lst = NULL;
int n = 0;
char *o = NULL;
o = NULL;
} else {
new = p_new(char, n + m + 1);
- strcpy(new, o);
- strcpy(new + n, s);
+ m_strcpy(new, n + m + 1, o);
+ m_strcpy(new + n, m + 1, s);
}
}
*/
if (new) {
char *at = strchr(new, '@');
- LIST *tmp;
+ string_list_t *tmp;
if (!at || strchr(at + 1, '@') || (in_reply_to && at - new <= 8)) {
p_delete(&new);
continue;
}
- tmp = p_new(LIST, 1);
+ tmp = p_new(string_list_t, 1);
tmp->data = new;
tmp->next = lst;
lst = tmp;
int mutt_check_encoding(const char *s)
{
-#define COMPARE(tok, value) \
- if (!ascii_strncasecmp(tok, s, sizeof(tok) - 1)) { \
- return value; \
+ int tok = mime_which_token(s, -1);
+ switch (tok) {
+ case MIME_7BIT:
+ return ENC7BIT;
+ case MIME_8BIT:
+ return ENC8BIT;
+ case MIME_BINARY:
+ return ENCBINARY;
+ case MIME_QUOTED_PRINTABLE:
+ return ENCQUOTEDPRINTABLE;
+ case MIME_BASE64:
+ return ENCBASE64;
+ case MIME_X_UUENCODE:
+ return ENCUUENCODED;
+ default:
+ return ENCOTHER;
}
- COMPARE("7bit", ENC7BIT);
- COMPARE("8bit", ENC8BIT);
- COMPARE("binary", ENCBINARY);
- COMPARE("quoted-printable", ENCQUOTEDPRINTABLE);
- COMPARE("base64", ENCBASE64);
- COMPARE("x-uuencode", ENCUUENCODED);
-#undef COMPARE
-
- return ENCOTHER;
}
int mutt_check_mime_type(const char *s)
{
-#define COMPARE(tok, value) \
- if (!ascii_strncasecmp(tok, s, sizeof(tok) - 1)) { \
- return value; \
+ int tok;
+
+ if (!m_strcmp(s, "*") || !m_strcmp(s, ".*"))
+ return TYPEANY;
+
+ tok = mime_which_token(s, -1);
+ switch (tok) {
+ case MIME_TEXT: return TYPETEXT;
+ case MIME_MULTIPART: return TYPEMULTIPART;
+ case MIME_APPLICATION: return TYPEAPPLICATION;
+ case MIME_MESSAGE: return TYPEMESSAGE;
+ case MIME_IMAGE: return TYPEIMAGE;
+ case MIME_AUDIO: return TYPEAUDIO;
+ case MIME_VIDEO: return TYPEVIDEO;
+ case MIME_MODEL: return TYPEMODEL;
+ default: return TYPEOTHER;
}
- COMPARE("text", TYPETEXT);
- COMPARE("multipart", TYPEMULTIPART);
- COMPARE("application", TYPEAPPLICATION);
- COMPARE("message", TYPEMESSAGE);
- COMPARE("image", TYPEIMAGE);
- COMPARE("audio", TYPEAUDIO);
- COMPARE("video", TYPEVIDEO);
- COMPARE("model", TYPEMODEL);
- COMPARE("*", TYPEANY);
- COMPARE(".*", TYPEANY);
-#undef COMPARE
-
- return TYPEOTHER;
}
-static PARAMETER *parse_parameters(const char *s)
+static parameter_t *parse_parameters(const char *s)
{
- PARAMETER *res = NULL;
- PARAMETER **list = &res;
+ parameter_t *res = NULL;
+ parameter_t **list = &res;
while (*s) {
const char *p;
- PARAMETER *new;
+ parameter_t *new;
int i;
s = skipspaces(s);
s++;
for (i = 0; *s && i < ssizeof(buffer) - 1; i++, s++) {
- if (!option(OPTSTRICTMIME)) {
- /* As iso-2022-* has a characer of '"' with non-ascii state,
- * ignore it. */
- if (*s == 0x1b && i < ssizeof(buffer) - 2) {
- state_ascii = s[1] == '(' && (s[2] == 'B' || s[2] == 'J');
- }
+ /* As iso-2022-* has a characer of '"' with non-ascii state,
+ * ignore it. */
+ if (*s == 0x1b && i < ssizeof(buffer) - 2) {
+ state_ascii = s[1] == '(' && (s[2] == 'B' || s[2] == 'J');
}
if (state_ascii && *s == '"')
break;
return res;
}
-void mutt_parse_content_type (char *s, BODY * ct)
+void mutt_parse_content_type(char *s, BODY *ct)
{
- char *pc;
- char *subtype;
-
- p_delete(&ct->subtype);
- parameter_delete(&ct->parameter);
-
- /* First extract any existing parameters */
- if ((pc = strchr (s, ';')) != NULL) {
- *pc++ = 0;
- while (*pc && ISSPACE (*pc))
- pc++;
- ct->parameter = parse_parameters (pc);
-
- /* Some pre-RFC1521 gateways still use the "name=filename" convention,
- * but if a filename has already been set in the content-disposition,
- * let that take precedence, and don't set it here */
- if ((pc = mutt_get_parameter ("name", ct->parameter)) != 0
- && !ct->filename)
- ct->filename = m_strdup(pc);
- }
-
- /* Now get the subtype */
- if ((subtype = strchr (s, '/'))) {
- *subtype++ = '\0';
- for (pc = subtype; *pc && !ISSPACE (*pc) && *pc != ';'; pc++);
- *pc = '\0';
- ct->subtype = m_strdup(subtype);
- }
-
- /* Finally, get the major type */
- ct->type = mutt_check_mime_type (s);
-
- if (ct->type == TYPEOTHER) {
- ct->xtype = m_strdup(s);
- }
-
- if (ct->subtype == NULL) {
- /* Some older non-MIME mailers (i.e., mailtool, elm) have a content-type
- * field, so we can attempt to convert the type to BODY here.
- */
- if (ct->type == TYPETEXT)
- ct->subtype = m_strdup("plain");
- else if (ct->type == TYPEAUDIO)
- ct->subtype = m_strdup("basic");
- else if (ct->type == TYPEMESSAGE)
- ct->subtype = m_strdup("rfc822");
- else if (ct->type == TYPEOTHER) {
- char buffer[SHORT_STRING];
-
- ct->type = TYPEAPPLICATION;
- snprintf (buffer, sizeof (buffer), "x-%s", s);
- ct->subtype = m_strdup(buffer);
+ char *pc;
+ char *subtype;
+
+ p_delete(&ct->subtype);
+ parameter_list_wipe(&ct->parameter);
+
+ /* First extract any existing parameters */
+ if ((pc = strchr(s, ';')) != NULL) {
+ *pc++ = '\0';
+ ct->parameter = parse_parameters(vskipspaces(pc));
+
+ /* Some pre-RFC1521 gateways still use the "name=filename" convention,
+ * but if a filename has already been set in the content-disposition,
+ * let that take precedence, and don't set it here */
+ pc = parameter_getval(ct->parameter, "name");
+ if (pc && !ct->filename)
+ ct->filename = m_strdup(pc);
+ }
+
+ /* Now get the subtype */
+ if ((subtype = strchr (s, '/'))) {
+ *subtype++ = '\0';
+ for (pc = subtype; *pc && !ISSPACE(*pc) && *pc != ';'; pc++);
+ ct->subtype = p_dupstr(subtype, pc - subtype);
+ }
+
+ /* Finally, get the major type */
+ ct->type = mutt_check_mime_type(s);
+
+ if (ct->type == TYPEOTHER) {
+ ct->xtype = m_strdup(s);
+ }
+
+ if (!ct->subtype) {
+ /* Some older non-MIME mailers (i.e., mailtool, elm) have a content-type
+ * field, so we can attempt to convert the type to BODY here.
+ */
+ switch (ct->type) {
+ char buffer[STRING];
+
+ case TYPETEXT:
+ ct->subtype = m_strdup("plain");
+ break;
+
+ case TYPEAUDIO:
+ ct->subtype = m_strdup("basic");
+ break;
+
+ case TYPEMESSAGE:
+ ct->subtype = m_strdup("rfc822");
+ break;
+
+ case TYPEOTHER:
+ ct->type = TYPEAPPLICATION;
+ snprintf(buffer, sizeof(buffer), "x-%s", s);
+ ct->subtype = m_strdup(buffer);
+ break;
+
+ default:
+ ct->subtype = m_strdup("x-unknown");
+ break;
+ }
+ }
+
+ /* Default character set for text types. */
+ if (ct->type == TYPETEXT) {
+ pc = parameter_getval(ct->parameter, "charset");
+ if (!pc) {
+ parameter_setval(&ct->parameter, "charset",
+ charset_getfirst(mod_cset.assumed_charset));
+ }
}
- else
- ct->subtype = m_strdup("x-unknown");
- }
-
- /* Default character set for text types. */
- if (ct->type == TYPETEXT) {
- if (!(pc = mutt_get_parameter ("charset", ct->parameter)))
- mutt_set_parameter ("charset", option (OPTSTRICTMIME) ? "us-ascii" :
- (const char *)
- mutt_get_first_charset (AssumedCharset),
- &ct->parameter);
- }
}
-static void parse_content_disposition (char *s, BODY * ct)
+static void parse_content_disposition(const char *s, BODY *ct)
{
- PARAMETER *parms;
-
- if (!ascii_strncasecmp ("inline", s, 6))
- ct->disposition = DISPINLINE;
- else if (!ascii_strncasecmp ("form-data", s, 9))
- ct->disposition = DISPFORMDATA;
- else
- ct->disposition = DISPATTACH;
-
- /* Check to see if a default filename was given */
- if ((s = strchr (s, ';')) != NULL) {
- s = vskipspaces(s + 1);
- if ((s = mutt_get_parameter("filename",
- (parms = parse_parameters (s)))) != 0)
- m_strreplace(&ct->filename, s);
- if ((s = mutt_get_parameter ("name", parms)) != 0)
- ct->form_name = m_strdup(s);
- parameter_delete(&parms);
- }
+ if (!ascii_strncasecmp(s, "inline", 6)) {
+ ct->disposition = DISPINLINE;
+ } else if (!ascii_strncasecmp(s, "form-data", 9)) {
+ ct->disposition = DISPFORMDATA;
+ } else {
+ ct->disposition = DISPATTACH;
+ }
+
+ /* Check to see if a default filename was given */
+ if ((s = strchr (s, ';'))) {
+ parameter_t *parms = parse_parameters(vskipspaces(s));
+
+ if ((s = parameter_getval(parms, "filename")))
+ m_strreplace(&ct->filename, s);
+ if ((s = parameter_getval(parms, "name")))
+ ct->form_name = m_strdup(s);
+
+ parameter_list_wipe(&parms);
+ }
}
/* args:
* digest 1 if reading subparts of a multipart/digest, 0
* otherwise
*/
-
-BODY *mutt_read_mime_header (FILE * fp, int digest)
+BODY *mutt_read_mime_header(FILE *fp, int digest)
{
- BODY *p = mutt_new_body ();
- char *c;
- char *line = p_new(char, LONG_STRING);
- ssize_t linelen = LONG_STRING;
-
- p->hdr_offset = ftello (fp);
-
- p->encoding = ENC7BIT; /* default from RFC1521 */
- p->type = digest ? TYPEMESSAGE : TYPETEXT;
- p->disposition = DISPINLINE;
-
- while (mutt_read_rfc822_line(fp, &line, &linelen)) {
- /* Find the value of the current header */
- if ((c = strchr (line, ':'))) {
- *c++ = 0;
- c = vskipspaces(c);
- if (!*c) {
- debug_print (1, ("skipping empty header field: %s\n", line));
- continue;
- }
- }
- else {
- debug_print (1, ("bogus MIME header: %s\n", line));
- break;
- }
+ BODY *body = body_new();
+ char *line = p_new(char, LONG_STRING);
+ ssize_t linelen = LONG_STRING;
+ char *p;
+
+ body->hdr_offset = ftello(fp);
+ body->encoding = ENC7BIT; /* default from RFC1521 */
+ body->disposition = DISPINLINE;
+ body->type = digest ? TYPEMESSAGE : TYPETEXT;
+
+ while (mutt_read_rfc822_line(fp, &line, &linelen)) {
+ /* Find the value of the current header */
+ if ((p = strchr(line, ':'))) {
+ *p++ = '\0';
+ p = vskipspaces(p);
+ if (!*p)
+ continue;
+ } else {
+ break;
+ }
+
+ switch (mime_which_token(line, -1)) {
+ case MIME_CONTENT_TYPE:
+ mutt_parse_content_type (p, body);
+ break;
- if (!ascii_strncasecmp ("content-", line, 8)) {
- if (!ascii_strcasecmp ("type", line + 8))
- mutt_parse_content_type (c, p);
- else if (!ascii_strcasecmp ("transfer-encoding", line + 8))
- p->encoding = mutt_check_encoding (c);
- else if (!ascii_strcasecmp ("disposition", line + 8))
- parse_content_disposition (c, p);
- else if (!ascii_strcasecmp ("description", line + 8)) {
- m_strreplace(&p->description, c);
- rfc2047_decode (&p->description);
- }
+ case MIME_CONTENT_TRANSFER_ENCODING:
+ body->encoding = mutt_check_encoding (p);
+ break;
+
+ case MIME_CONTENT_DISPOSITION:
+ parse_content_disposition(p, body);
+ break;
+
+ case MIME_CONTENT_DESCRIPTION:
+ m_strreplace(&body->description, p);
+ rfc2047_decode(&body->description);
+ break;
+
+ default: break;
+ }
}
- }
- p->offset = ftello (fp); /* Mark the start of the real data */
- if (p->type == TYPETEXT && !p->subtype)
- p->subtype = m_strdup("plain");
- else if (p->type == TYPEMESSAGE && !p->subtype)
- p->subtype = m_strdup("rfc822");
- p_delete(&line);
+ body->offset = ftello(fp); /* Mark the start of the real data */
+ if (!body->subtype) {
+ if (body->type == TYPETEXT)
+ body->subtype = m_strdup("plain");
+ if (body->type == TYPEMESSAGE)
+ body->subtype = m_strdup("rfc822");
+ }
- return (p);
+ p_delete(&line);
+ return (body);
}
-void mutt_parse_part (FILE * fp, BODY * b)
+void mutt_parse_part(FILE *fp, BODY *b)
{
- char *bound = 0;
-
- switch (b->type) {
- case TYPEMULTIPART:
- bound = mutt_get_parameter ("boundary", b->parameter);
- fseeko (fp, b->offset, SEEK_SET);
- b->parts = mutt_parse_multipart (fp, bound,
- b->offset + b->length,
- ascii_strcasecmp ("digest",
- b->subtype) == 0);
- break;
-
- case TYPEMESSAGE:
- if (b->subtype) {
- fseeko (fp, b->offset, SEEK_SET);
- if (mutt_is_message_type (b->type, b->subtype))
- b->parts = mutt_parse_messageRFC822 (fp, b);
- else if (ascii_strcasecmp (b->subtype, "external-body") == 0)
- b->parts = mutt_read_mime_header (fp, 0);
- else
+ char *bound = 0;
+
+ switch (b->type) {
+ case TYPEMULTIPART:
+ bound = parameter_getval(b->parameter, "boundary");
+ fseeko(fp, b->offset, SEEK_SET);
+ b->parts = mutt_parse_multipart(fp, bound, b->offset + b->length,
+ mime_which_token(b->subtype, -1) == MIME_DIGEST);
+ break;
+
+ case TYPEMESSAGE:
+ if (b->subtype) {
+ fseeko(fp, b->offset, SEEK_SET);
+
+ if (mutt_is_message_type(b)) {
+ b->parts = mutt_parse_messageRFC822(fp, b);
+ } else
+ if (mime_which_token(b->subtype, -1) == MIME_EXTERNAL_BODY) {
+ b->parts = mutt_read_mime_header(fp, 0);
+ } else {
+ return;
+ }
+ }
+ break;
+
+ default:
return;
}
- break;
-
- default:
- return;
- }
- /* try to recover from parsing error */
- if (!b->parts) {
- b->type = TYPETEXT;
- m_strreplace(&b->subtype, "plain");
- }
+ /* try to recover from parsing error */
+ if (!b->parts) {
+ b->type = TYPETEXT;
+ m_strreplace(&b->subtype, "plain");
+ }
}
/* parse a MESSAGE/RFC822 body
*
* NOTE: this assumes that `parent->length' has been set!
*/
-
-BODY *mutt_parse_messageRFC822 (FILE * fp, BODY * parent)
+BODY *mutt_parse_messageRFC822(FILE * fp, BODY * parent)
{
- BODY *msg;
+ BODY *msg;
+
+ parent->hdr = header_new();
+ parent->hdr->offset = ftello(fp);
+ parent->hdr->env = mutt_read_rfc822_header(fp, parent->hdr, 0, 0);
- parent->hdr = header_new();
- parent->hdr->offset = ftello (fp);
- parent->hdr->env = mutt_read_rfc822_header (fp, parent->hdr, 0, 0);
- msg = parent->hdr->content;
+ msg = parent->hdr->content;
- /* ignore the length given in the content-length since it could be wrong
- and we already have the info to calculate the correct length */
- /* if (msg->length == -1) */
- msg->length = parent->length - (msg->offset - parent->offset);
+ /* ignore the length given in the content-length since it could be wrong
+ and we already have the info to calculate the correct length */
+ /* if (msg->length == -1) */
+ /* if body of this message is empty, we can end up with a negative length */
+ msg->length = MAX(0, parent->length - (msg->offset - parent->offset));
- /* if body of this message is empty, we can end up with a negative length */
- if (msg->length < 0)
- msg->length = 0;
+ mutt_parse_part(fp, msg);
- mutt_parse_part (fp, msg);
- return (msg);
+ return msg;
}
/* parse a multipart structure
* args:
* fp stream to read from
*
- * boundary body separator
+ * bound body separator
*
* end_off length of the multipart body (used when the final
* boundary is missing to avoid reading too far)
* digest 1 if reading a multipart/digest, 0 otherwise
*/
-BODY *mutt_parse_multipart (FILE * fp, const char *boundary, off_t end_off,
- int digest)
+BODY *
+mutt_parse_multipart(FILE *fp, const char *bound, off_t end_off, int digest)
{
- int blen, len, crlf = 0;
- char buffer[LONG_STRING];
- BODY *head = 0, *last = 0, *new = 0;
- int i;
- int final = 0; /* did we see the ending boundary? */
-
- if (!boundary) {
- mutt_error _("multipart message has no boundary parameter!");
-
- return (NULL);
- }
-
- blen = m_strlen(boundary);
- while (ftello (fp) < end_off && fgets (buffer, LONG_STRING, fp) != NULL) {
- len = m_strlen(buffer);
-
- crlf = (len > 1 && buffer[len - 2] == '\r') ? 1 : 0;
-
- if (buffer[0] == '-' && buffer[1] == '-' &&
- m_strncmp(buffer + 2, boundary, blen) == 0) {
- if (last) {
- last->length = ftello (fp) - last->offset - len - 1 - crlf;
- if (last->parts && last->parts->length == 0)
- last->parts->length =
- ftello (fp) - last->parts->offset - len - 1 - crlf;
- /* if the body is empty, we can end up with a -1 length */
- if (last->length < 0)
- last->length = 0;
- }
-
- /* Remove any trailing whitespace, up to the length of the boundary */
- for (i = len - 1; ISSPACE (buffer[i]) && i >= blen + 2; i--)
- buffer[i] = 0;
-
- /* Check for the end boundary */
- if (m_strcmp(buffer + blen + 2, "--") == 0) {
- final = 1;
- break; /* done parsing */
- }
- else if (buffer[2 + blen] == 0) {
- new = mutt_read_mime_header (fp, digest);
-
- /*
- * Consistency checking - catch
- * bad attachment end boundaries
- */
+ char buffer[LONG_STRING];
+ BODY *head = NULL;
+ BODY **last = &head;
+ int blen = m_strlen(bound);
+ int final = 0; /* did we see the ending boundary? */
+
+ if (!blen) {
+ mutt_error _("multipart message has no boundary parameter!");
+ return NULL;
+ }
- if (new->offset > end_off) {
- mutt_free_body (&new);
- break;
- }
- if (head) {
- last->next = new;
- last = new;
+ while (ftello(fp) < end_off && fgets(buffer, sizeof(buffer), fp)) {
+ int len, crlf, i;
+
+ len = m_strlen(buffer);
+ crlf = len > 1 && buffer[len - 2] == '\r';
+
+ if (buffer[0] == '-' && buffer[1] == '-'
+ && !m_strncmp(buffer + 2, bound, blen))
+ {
+ if (*last) {
+ BODY *b = *last;
+
+ /* if the body is empty, we can end up with a -1 length */
+ b->length = MAX(0, ftello(fp) - b->offset - len - 1 - crlf);
+ if (b->parts && b->parts->length == 0) {
+ b->parts->length = ftello(fp) - b->parts->offset
+ - len - 1 - crlf;
+ }
+ }
+
+ /* Remove any trailing whitespace, up to the length of the boundary */
+ for (i = len - 1; ISSPACE(buffer[i]) && i >= blen + 2; i--)
+ buffer[i] = '\0';
+
+ /* Check for the end boundary */
+ final = buffer[blen + 3] == '-' && buffer[blen + 4] == '-';
+ if (final)
+ break;
+
+ if (buffer[2 + blen] == '\0') {
+ BODY *new = mutt_read_mime_header(fp, digest);
+
+ /*
+ * Consistency checking - catch
+ * bad attachment end boundaries
+ */
+
+ if (new->offset > end_off) {
+ body_list_wipe(&new);
+ break;
+ }
+
+ if (*last)
+ last = &(*last)->next;
+ *last = new;
+ }
}
- else
- last = head = new;
- }
}
- }
- /* in case of missing end boundary, set the length to something reasonable */
- if (last && last->length == 0 && !final)
- last->length = end_off - last->offset;
+ /* in case of missing end boundary, set the length to something reasonable */
+ if (*last && (*last)->length == 0 && !final)
+ (*last)->length = end_off - (*last)->offset;
- /* parse recursive MIME parts */
- for (last = head; last; last = last->next)
- mutt_parse_part (fp, last);
+ /* parse recursive MIME parts */
+ {
+ BODY *b;
+ for (b = head; b; b = b->next)
+ mutt_parse_part(fp, b);
+ }
- return (head);
+ return (head);
}
-static const char *uncomment_timezone (char *buf, size_t buflen,
- const char *tz)
-{
- char *p;
- size_t len;
-
- if (*tz != '(')
- return tz; /* no need to do anything */
- tz = vskipspaces(tz + 1);
- if ((p = strpbrk (tz, " )")) == NULL)
- return tz;
- len = p - tz;
- if (len > buflen - 1)
- len = buflen - 1;
- memcpy (buf, tz, len);
- buf[len] = 0;
- return buf;
-}
-
-static struct tz_t {
- char tzname[5];
- unsigned char zhours;
- unsigned char zminutes;
- unsigned char zoccident; /* west of UTC? */
-} TimeZones[] = {
- {
- "aat", 1, 0, 1}, /* Atlantic Africa Time */
- {
- "adt", 4, 0, 0}, /* Arabia DST */
- {
- "ast", 3, 0, 0}, /* Arabia */
- /*{ "ast", 4, 0, 1 }, *//* Atlantic */
- {
- "bst", 1, 0, 0}, /* British DST */
- {
- "cat", 1, 0, 0}, /* Central Africa */
- {
- "cdt", 5, 0, 1}, {
- "cest", 2, 0, 0}, /* Central Europe DST */
- {
- "cet", 1, 0, 0}, /* Central Europe */
- {
- "cst", 6, 0, 1},
- /*{ "cst", 8, 0, 0 }, *//* China */
- /*{ "cst", 9, 30, 0 }, *//* Australian Central Standard Time */
- {
- "eat", 3, 0, 0}, /* East Africa */
- {
- "edt", 4, 0, 1}, {
- "eest", 3, 0, 0}, /* Eastern Europe DST */
- {
- "eet", 2, 0, 0}, /* Eastern Europe */
- {
- "egst", 0, 0, 0}, /* Eastern Greenland DST */
- {
- "egt", 1, 0, 1}, /* Eastern Greenland */
- {
- "est", 5, 0, 1}, {
- "gmt", 0, 0, 0}, {
- "gst", 4, 0, 0}, /* Presian Gulf */
- {
- "hkt", 8, 0, 0}, /* Hong Kong */
- {
- "ict", 7, 0, 0}, /* Indochina */
- {
- "idt", 3, 0, 0}, /* Israel DST */
- {
- "ist", 2, 0, 0}, /* Israel */
- /*{ "ist", 5, 30, 0 }, *//* India */
- {
- "jst", 9, 0, 0}, /* Japan */
- {
- "kst", 9, 0, 0}, /* Korea */
- {
- "mdt", 6, 0, 1}, {
- "met", 1, 0, 0}, /* this is now officially CET */
- {
- "msd", 4, 0, 0}, /* Moscow DST */
- {
- "msk", 3, 0, 0}, /* Moscow */
- {
- "mst", 7, 0, 1}, {
- "nzdt", 13, 0, 0}, /* New Zealand DST */
- {
- "nzst", 12, 0, 0}, /* New Zealand */
- {
- "pdt", 7, 0, 1}, {
- "pst", 8, 0, 1}, {
- "sat", 2, 0, 0}, /* South Africa */
- {
- "smt", 4, 0, 0}, /* Seychelles */
- {
- "sst", 11, 0, 1}, /* Samoa */
- /*{ "sst", 8, 0, 0 }, *//* Singapore */
- {
- "utc", 0, 0, 0}, {
- "wat", 0, 0, 0}, /* West Africa */
- {
- "west", 1, 0, 0}, /* Western Europe DST */
- {
- "wet", 0, 0, 0}, /* Western Europe */
- {
- "wgst", 2, 0, 1}, /* Western Greenland DST */
- {
- "wgt", 3, 0, 1}, /* Western Greenland */
- {
- "wst", 8, 0, 0}, /* Western Australia */
-};
-
/* parses a date string in RFC822 format:
*
* Date: [ weekday , ] day-of-month month year hour:minute:second timezone
* This routine assumes that `h' has been initialized to 0. the `timezone'
* field is optional, defaulting to +0000 if missing.
*/
-time_t mutt_parse_date (const char *s, HEADER * h)
+time_t mutt_parse_date(const char *s, HEADER *h)
{
- int count = 0;
- char *t;
- int hour, min, sec;
- struct tm tm;
- int i;
- int tz_offset = 0;
- int zhours = 0;
- int zminutes = 0;
- int zoccident = 0;
- const char *ptz;
- char tzstr[SHORT_STRING];
- char scratch[SHORT_STRING];
-
- /* Don't modify our argument. Fixed-size buffer is ok here since
- * the date format imposes a natural limit.
- */
-
- m_strcpy(scratch, sizeof(scratch), s);
-
- /* kill the day of the week, if it exists. */
- if ((t = strchr (scratch, ',')))
- t++;
- else
- t = scratch;
- t = vskipspaces(t);
-
- p_clear(&tm, 1);
-
- while ((t = strtok (t, " \t")) != NULL) {
- switch (count) {
- case 0: /* day of the month */
- if (!isdigit ((unsigned char) *t))
- return (-1);
- tm.tm_mday = atoi (t);
- if (tm.tm_mday > 31)
- return (-1);
- break;
-
- case 1: /* month of the year */
- if ((i = mutt_check_month (t)) < 0)
- return (-1);
- tm.tm_mon = i;
- break;
-
- case 2: /* year */
- tm.tm_year = atoi (t);
- if (tm.tm_year < 50)
- tm.tm_year += 100;
- else if (tm.tm_year >= 1900)
- tm.tm_year -= 1900;
- break;
-
- case 3: /* time of day */
- if (sscanf (t, "%d:%d:%d", &hour, &min, &sec) == 3);
- else if (sscanf (t, "%d:%d", &hour, &min) == 2)
- sec = 0;
- else {
- debug_print (1, ("could not process time format: %s\n", t));
- return (-1);
- }
- tm.tm_hour = hour;
- tm.tm_min = min;
- tm.tm_sec = sec;
- break;
-
- case 4: /* timezone */
- /* sometimes we see things like (MST) or (-0700) so attempt to
- * compensate by uncommenting the string if non-RFC822 compliant
- */
- ptz = uncomment_timezone (tzstr, sizeof (tzstr), t);
-
- if (*ptz == '+' || *ptz == '-') {
- if (ptz[1] && ptz[2] && ptz[3] && ptz[4]
- && isdigit ((unsigned char) ptz[1])
- && isdigit ((unsigned char) ptz[2])
- && isdigit ((unsigned char) ptz[3])
- && isdigit ((unsigned char) ptz[4])) {
- zhours = (ptz[1] - '0') * 10 + (ptz[2] - '0');
- zminutes = (ptz[3] - '0') * 10 + (ptz[4] - '0');
-
- if (ptz[0] == '-')
- zoccident = 1;
- }
- }
- else {
- struct tz_t *tz;
-
- tz = bsearch (ptz, TimeZones, sizeof TimeZones / sizeof (struct tz_t),
- sizeof (struct tz_t),
- (int (*)(const void *, const void *)) ascii_strcasecmp
- /* This is safe to do: A pointer to a struct equals
- * a pointer to its first element*/ );
-
- if (tz) {
- zhours = tz->zhours;
- zminutes = tz->zminutes;
- zoccident = tz->zoccident;
- }
+ struct tm tm;
+ const char *loc;
+ time_t tz;
+
+ loc = setlocale(LC_ALL, "C");
+ p_clear(&tm, 1);
+ if (strptime(s, "%a, %d %b %Y %H:%M:%S %z", &tm))
+ goto ok;
+ p_clear(&tm, 1);
+ if (strptime(s, "%a, %d %b %Y %H:%M %z", &tm))
+ goto ok;
+ setlocale(LC_ALL, "");
+ return 0;
- /* ad hoc support for the European MET (now officially CET) TZ */
- if (ascii_strcasecmp (t, "MET") == 0) {
- if ((t = strtok (NULL, " \t")) != NULL) {
- if (!ascii_strcasecmp (t, "DST"))
- zhours++;
- }
- }
- }
- tz_offset = zhours * 3600 + zminutes * 60;
- if (!zoccident)
- tz_offset = -tz_offset;
- break;
- }
- count++;
- t = 0;
- }
-
- if (count < 4) { /* don't check for missing timezone */
- debug_print (1, ("error parsing date format, using received time\n"));
- return (-1);
- }
-
- if (h) {
- h->zhours = zhours;
- h->zminutes = zminutes;
- h->zoccident = zoccident;
- }
-
- return (mutt_mktime (&tm, 0) + tz_offset);
+ ok:
+ setlocale(LC_ALL, "");
+ tz = tm.tm_gmtoff;
+ return timegm(&tm) - tz;
}
-/* extract the first substring that looks like a message-id */
-static char *extract_message_id(const char *s)
+string_list_t **mutt_parse_rfc822_line(ENVELOPE *e, HEADER *hdr, char *line, char *p,
+ short weed, short do_2047, string_list_t **user_hdrs)
{
- const char *p;
-
- if ((s = strchr(s, '<')) == NULL || (p = strchr(s, '>')) == NULL)
- return NULL;
- return p_dupstr(s, (p - s) + 1);
-}
+ switch (mime_which_token(line, -1)) {
+ case MIME_APPARENTLY_FROM:
+ e->from = rfc822_parse_adrlist (e->from, p);
+ break;
-void mutt_parse_mime_message (CONTEXT * ctx, HEADER * cur)
-{
- MESSAGE *msg;
- int flags = 0;
+ case MIME_APPARENTLY_TO:
+ e->to = rfc822_parse_adrlist (e->to, p);
+ break;
- do {
- if (cur->content->type != TYPEMESSAGE
- && cur->content->type != TYPEMULTIPART)
- break; /* nothing to do */
+ case MIME_BCC:
+ e->bcc = rfc822_parse_adrlist (e->bcc, p);
+ break;
- if (cur->content->parts)
- break; /* The message was parsed earlier. */
+ case MIME_CC:
+ e->cc = rfc822_parse_adrlist (e->cc, p);
+ break;
- if ((msg = mx_open_message (ctx, cur->msgno))) {
- mutt_parse_part (msg->fp, cur->content);
+ case MIME_CONTENT_DESCRIPTION:
+ if (hdr) {
+ m_strreplace(&hdr->content->description, p);
+ rfc2047_decode(&hdr->content->description);
+ }
+ break;
- cur->security = crypt_query (cur->content);
+ case MIME_CONTENT_DISPOSITION:
+ if (hdr)
+ parse_content_disposition(p, hdr->content);
+ break;
- mx_close_message (&msg);
- }
- } while (0);
- mutt_count_body_parts (cur, flags | M_PARTS_RECOUNT);
-}
+ case MIME_CONTENT_LENGTH:
+ if (hdr) {
+ if ((hdr->content->length = atoi(p)) < 0)
+ hdr->content->length = -1;
+ }
+ break;
-int mutt_parse_rfc822_line (ENVELOPE * e, HEADER * hdr, char *line, char *p,
- short user_hdrs, short weed, short do_2047,
- LIST ** lastp)
-{
- int matched = 0;
- LIST *last = NULL;
+ case MIME_CONTENT_TRANSFER_ENCODING:
+ if (hdr)
+ hdr->content->encoding = mutt_check_encoding(p);
+ break;
- if (lastp)
- last = *lastp;
+ case MIME_CONTENT_TYPE:
+ if (hdr)
+ mutt_parse_content_type (p, hdr->content);
+ break;
- switch (ascii_tolower (line[0])) {
- case 'a':
- if (ascii_strcasecmp (line + 1, "pparently-to") == 0) {
- e->to = rfc822_parse_adrlist (e->to, p);
- matched = 1;
- }
- else if (ascii_strcasecmp (line + 1, "pparently-from") == 0) {
- e->from = rfc822_parse_adrlist (e->from, p);
- matched = 1;
- }
- break;
+ case MIME_DATE:
+ m_strreplace(&e->date, p);
+ if (hdr)
+ hdr->date_sent = mutt_parse_date (p, hdr);
+ break;
+
+ case MIME_EXPIRES:
+ if (hdr && mutt_parse_date (p, NULL) < time (NULL))
+ hdr->expired = 1;
+ break;
+
+ case MIME_FROM:
+ e->from = rfc822_parse_adrlist(e->from, p);
+ /* don't leave from info NULL if there's an invalid address (or
+ * whatever) in From: field; mutt would just display it as empty
+ * and mark mail/(esp.) news article as your own. aaargh! this
+ * bothered me for _years_ */
+ if (!e->from) {
+ e->from = address_new();
+ e->from->personal = m_strdup(p);
+ }
+ break;
- case 'b':
- if (ascii_strcasecmp (line + 1, "cc") == 0) {
- e->bcc = rfc822_parse_adrlist (e->bcc, p);
- matched = 1;
- }
- break;
+ case MIME_IN_REPLY_TO:
+ string_list_wipe(&e->in_reply_to);
+ e->in_reply_to = mutt_parse_references(p, 1);
+ break;
- case 'c':
- if (ascii_strcasecmp (line + 1, "c") == 0) {
- e->cc = rfc822_parse_adrlist (e->cc, p);
- matched = 1;
- }
- else if (ascii_strncasecmp (line + 1, "ontent-", 7) == 0) {
- if (ascii_strcasecmp (line + 8, "type") == 0) {
- if (hdr)
- mutt_parse_content_type (p, hdr->content);
- matched = 1;
- }
- else if (ascii_strcasecmp (line + 8, "transfer-encoding") == 0) {
- if (hdr)
- hdr->content->encoding = mutt_check_encoding (p);
- matched = 1;
- }
- else if (ascii_strcasecmp (line + 8, "length") == 0) {
+ case MIME_LINES:
if (hdr) {
- if ((hdr->content->length = atoi (p)) < 0)
- hdr->content->length = -1;
+ /* HACK - mutt has, for a very short time, produced negative
+ Lines header values. Ignore them. */
+ hdr->lines = MAX(0, atoi(p));
}
- matched = 1;
- }
- else if (ascii_strcasecmp (line + 8, "description") == 0) {
- if (hdr) {
- m_strreplace(&hdr->content->description, p);
- rfc2047_decode (&hdr->content->description);
+ break;
+
+ case MIME_LIST_POST:
+ /* RFC 2369. FIXME: We should ignore whitespace, but don't. */
+ if (m_strncmp(p, "NO", 2)) {
+ char *beg, *end;
+
+ for (beg = strchr (p, '<'); beg; beg = strchr (end, ',')) {
+ ++beg;
+ if (!(end = strchr (beg, '>')))
+ break;
+
+ /* Take the first mailto URL */
+ if (url_check_scheme (beg) == U_MAILTO) {
+ p_delete(&e->list_post);
+ e->list_post = p_dupstr(beg, end - beg);
+ break;
+ }
+ }
}
- matched = 1;
- }
- else if (ascii_strcasecmp (line + 8, "disposition") == 0) {
- if (hdr)
- parse_content_disposition (p, hdr->content);
- matched = 1;
- }
- }
- break;
-
- case 'd':
- if (!ascii_strcasecmp ("ate", line + 1)) {
- m_strreplace(&e->date, p);
- if (hdr)
- hdr->date_sent = mutt_parse_date (p, hdr);
- matched = 1;
- }
- break;
-
- case 'e':
- if (!ascii_strcasecmp ("xpires", line + 1) &&
- hdr && mutt_parse_date (p, NULL) < time (NULL))
- hdr->expired = 1;
- break;
-
- case 'f':
- if (!ascii_strcasecmp ("rom", line + 1)) {
- e->from = rfc822_parse_adrlist (e->from, p);
- /* don't leave from info NULL if there's an invalid address (or
- * whatever) in From: field; mutt would just display it as empty
- * and mark mail/(esp.) news article as your own. aaargh! this
- * bothered me for _years_ */
- if (!e->from) {
- e->from = address_new ();
- e->from->personal = m_strdup(p);
- }
- matched = 1;
- }
-#ifdef USE_NNTP
- else if (!m_strcasecmp(line + 1, "ollowup-to")) {
- if (!e->followup_to) {
- m_strrtrim(p);
- e->followup_to = m_strdup(skipspaces(p));
- }
- matched = 1;
- }
-#endif
- break;
-
- case 'i':
- if (!ascii_strcasecmp (line + 1, "n-reply-to")) {
- mutt_free_list (&e->in_reply_to);
- e->in_reply_to = mutt_parse_references (p, 1);
- matched = 1;
- }
- break;
+ break;
- case 'l':
- if (!ascii_strcasecmp (line + 1, "ines")) {
- if (hdr) {
- hdr->lines = atoi (p);
+ case MIME_MAIL_FOLLOWUP_TO:
+ e->mail_followup_to = rfc822_parse_adrlist(e->mail_followup_to, p);
+ break;
- /*
- * HACK - mutt has, for a very short time, produced negative
- * Lines header values. Ignore them.
- */
- if (hdr->lines < 0)
- hdr->lines = 0;
- }
+ case MIME_MAIL_REPLY_TO:
+ address_list_wipe(&e->reply_to);
+ e->reply_to = rfc822_parse_adrlist(e->reply_to, p);
+ break;
- matched = 1;
- }
- else if (!ascii_strcasecmp (line + 1, "ist-Post")) {
- /* RFC 2369. FIXME: We should ignore whitespace, but don't. */
- if (strncmp (p, "NO", 2)) {
- char *beg, *end;
-
- for (beg = strchr (p, '<'); beg; beg = strchr (end, ',')) {
- ++beg;
- if (!(end = strchr (beg, '>')))
- break;
+ case MIME_MESSAGE_ID:
+ {
+ const char *beg, *end;
- /* Take the first mailto URL */
- if (url_check_scheme (beg) == U_MAILTO) {
- p_delete(&e->list_post);
- e->list_post = p_dupstr(beg, end - beg);
- break;
- }
+ /* We add a new "Message-ID:" when building a message */
+ p_delete(&e->message_id);
+
+ if ((beg = strchr(p, '<')) && (end = strchr(beg, '>')))
+ e->message_id = p_dupstr(beg, (end - beg) + 1);
}
- }
- matched = 1;
- }
- break;
+ break;
- case 'm':
- if (!ascii_strcasecmp (line + 1, "ime-version")) {
- if (hdr)
- hdr->mime = 1;
- matched = 1;
- }
- else if (!ascii_strcasecmp (line + 1, "essage-id")) {
- /* We add a new "Message-ID:" when building a message */
- p_delete(&e->message_id);
- e->message_id = extract_message_id (p);
- matched = 1;
- }
- else if (!ascii_strncasecmp (line + 1, "ail-", 4)) {
- if (!ascii_strcasecmp (line + 5, "reply-to")) {
- /* override the Reply-To: field */
- address_delete (&e->reply_to);
- e->reply_to = rfc822_parse_adrlist (e->reply_to, p);
- matched = 1;
- }
- else if (!ascii_strcasecmp (line + 5, "followup-to")) {
- e->mail_followup_to = rfc822_parse_adrlist (e->mail_followup_to, p);
- matched = 1;
- }
- }
- break;
-
-#ifdef USE_NNTP
- case 'n':
- if (!m_strcasecmp(line + 1, "ewsgroups")) {
- p_delete(&e->newsgroups);
- m_strrtrim(p);
- e->newsgroups = m_strdup(skipspaces(p));
- matched = 1;
- }
- break;
-#endif
-
- case 'o':
- /* field `Organization:' saves only for pager! */
- if (!m_strcasecmp(line + 1, "rganization")) {
- if (!e->organization && m_strcasecmp(p, "unknown"))
- e->organization = m_strdup(p);
- }
- break;
+ case MIME_MIME_VERSION:
+ if (hdr)
+ hdr->mime = 1;
+ break;
+
+ case MIME_ORGANIZATION:
+ if (!e->organization && mime_which_token(p, -1) == MIME_UNKNOWN)
+ e->organization = m_strdup(p);
+ break;
+
+ case MIME_RECEIVED:
+ if (hdr && !hdr->received) {
+ char *d = strchr(p, ';');
+ if (d)
+ hdr->received = mutt_parse_date(d + 1, NULL);
+ }
+ break;
- case 'r':
- if (!ascii_strcasecmp (line + 1, "eferences")) {
- mutt_free_list (&e->references);
- e->references = mutt_parse_references (p, 0);
- matched = 1;
- }
- else if (!ascii_strcasecmp (line + 1, "eply-to")) {
- e->reply_to = rfc822_parse_adrlist (e->reply_to, p);
- matched = 1;
- }
- else if (!ascii_strcasecmp (line + 1, "eturn-path")) {
- e->return_path = rfc822_parse_adrlist (e->return_path, p);
- matched = 1;
- }
- else if (!ascii_strcasecmp (line + 1, "eceived")) {
- if (hdr && !hdr->received) {
- char *d = strchr (p, ';');
+ case MIME_REFERENCES:
+ string_list_wipe(&e->references);
+ e->references = mutt_parse_references(p, 0);
+ break;
- if (d)
- hdr->received = mutt_parse_date (d + 1, NULL);
- }
- }
- break;
+ case MIME_REPLY_TO:
+ e->reply_to = rfc822_parse_adrlist(e->reply_to, p);
+ break;
- case 's':
- if (!ascii_strcasecmp (line + 1, "ubject")) {
- if (!e->subject)
- e->subject = m_strdup(p);
- matched = 1;
- }
- else if (!ascii_strcasecmp (line + 1, "ender")) {
- e->sender = rfc822_parse_adrlist (e->sender, p);
- matched = 1;
- }
- else if (!ascii_strcasecmp (line + 1, "tatus")) {
- if (hdr) {
- while (*p) {
- switch (*p) {
- case 'r':
- hdr->replied = 1;
- break;
- case 'O':
- hdr->old = 1;
- break;
- case 'R':
- hdr->read = 1;
- break;
- }
- p++;
+ case MIME_RETURN_PATH:
+ e->return_path = rfc822_parse_adrlist(e->return_path, p);
+ break;
+
+ case MIME_SENDER:
+ e->sender = rfc822_parse_adrlist (e->sender, p);
+ break;
+
+ case MIME_STATUS:
+ if (hdr) {
+ while (*p) {
+ switch (*p) {
+ case 'r':
+ hdr->replied = 1;
+ break;
+ case 'O':
+ hdr->old = 1;
+ break;
+ case 'R':
+ hdr->read = 1;
+ break;
+ }
+ p++;
+ }
}
- }
- matched = 1;
- }
- else if ((!ascii_strcasecmp ("upersedes", line + 1) ||
- !ascii_strcasecmp ("upercedes", line + 1)) && hdr)
- e->supersedes = m_strdup(p);
- break;
-
- case 't':
- if (ascii_strcasecmp (line + 1, "o") == 0) {
- e->to = rfc822_parse_adrlist (e->to, p);
- matched = 1;
- }
- break;
-
- case 'x':
- if (ascii_strcasecmp (line + 1, "-status") == 0) {
- if (hdr) {
- while (*p) {
- switch (*p) {
- case 'A':
- hdr->replied = 1;
- break;
- case 'D':
- hdr->deleted = 1;
- break;
- case 'F':
- hdr->flagged = 1;
- break;
- default:
- break;
- }
- p++;
+ break;
+
+ case MIME_SUBJECT:
+ if (!e->subject)
+ e->subject = m_strdup(p);
+ break;
+
+ case MIME_SUPERCEDES:
+ case MIME_SUPERSEDES:
+ if (hdr)
+ e->supersedes = m_strdup(p);
+ break;
+
+ case MIME_TO:
+ e->to = rfc822_parse_adrlist(e->to, p);
+ break;
+
+ case MIME_X_LABEL:
+ e->x_label = m_strdup(p);
+ break;
+
+ case MIME_X_STATUS:
+ if (hdr) {
+ while (*p) {
+ switch (*p) {
+ case 'A':
+ hdr->replied = 1;
+ break;
+ case 'D':
+ hdr->deleted = 1;
+ break;
+ case 'F':
+ hdr->flagged = 1;
+ break;
+ default:
+ break;
+ }
+ p++;
+ }
}
- }
- matched = 1;
- }
- else if (ascii_strcasecmp (line + 1, "-label") == 0) {
- e->x_label = m_strdup(p);
- matched = 1;
- }
-#ifdef USE_NNTP
- else if (!m_strcasecmp(line + 1, "-comment-to")) {
- if (!e->x_comment_to)
- e->x_comment_to = m_strdup(p);
- matched = 1;
- }
- else if (!m_strcasecmp(line + 1, "ref")) {
- if (!e->xref)
- e->xref = m_strdup(p);
- matched = 1;
- }
-#endif
+ break;
- default:
- break;
- }
+ default:
+ if (!user_hdrs)
+ break;
- /* Keep track of the user-defined headers */
- if (!matched && user_hdrs) {
- /* restore the original line */
- line[m_strlen(line)] = ':';
+ /* restore the original line */
+ line[m_strlen(line)] = ':';
- if (weed && option (OPTWEED) && mutt_matches_ignore (line, Ignore)
- && !mutt_matches_ignore (line, UnIgnore))
- goto done;
+ if (weed && string_list_contains(Ignore, line, "*")
+ && !string_list_contains(UnIgnore, line, "*")) {
+ break;
+ }
- if (last) {
- last->next = mutt_new_list ();
- last = last->next;
+ *user_hdrs = string_item_new();
+ (*user_hdrs)->data = m_strdup(line);
+ if (do_2047)
+ rfc2047_decode(&(*user_hdrs)->data);
+ return &(*user_hdrs)->next;
}
- else
- last = e->userhdrs = mutt_new_list ();
- last->data = m_strdup(line);
- if (do_2047)
- rfc2047_decode (&last->data);
- }
-
-done:
- *lastp = last;
- return matched;
+ return user_hdrs;
}
-
/* mutt_read_rfc822_header() -- parses a RFC822 header
*
* Args:
* Returns: newly allocated envelope structure. You should free it by
* envelope_delete() when envelope stay unneeded.
*/
-ENVELOPE *mutt_read_rfc822_header (FILE * f, HEADER * hdr, short user_hdrs,
- short weed)
+ENVELOPE *
+mutt_read_rfc822_header(FILE *f, HEADER *hdr, short user_hdrs, short weed)
{
- ENVELOPE *e = envelope_new();
- LIST *last = NULL;
- char *line = p_new(char, LONG_STRING);
- char *p;
- off_t loc;
- int matched;
- ssize_t linelen = LONG_STRING;
- char buf[LONG_STRING + 1];
-
- if (hdr) {
- if (hdr->content == NULL) {
- hdr->content = mutt_new_body ();
-
- /* set the defaults from RFC1521 */
- hdr->content->type = TYPETEXT;
- hdr->content->subtype = m_strdup("plain");
- hdr->content->encoding = ENC7BIT;
- hdr->content->length = -1;
-
- /* RFC 2183 says this is arbitrary */
- hdr->content->disposition = DISPINLINE;
- }
- }
-
- while ((loc = ftello (f)),
- mutt_read_rfc822_line (f, &line, &linelen))
- {
- matched = 0;
-
- if ((p = strpbrk (line, ": \t")) == NULL || *p != ':') {
- char return_path[LONG_STRING];
- time_t t;
-
- /* some bogus MTAs will quote the original "From " line */
- if (m_strncmp(">From ", line, 6) == 0)
- continue; /* just ignore */
- else if (is_from (line, return_path, sizeof (return_path), &t)) {
- /* MH somtimes has the From_ line in the middle of the header! */
- if (hdr && !hdr->received)
- hdr->received = t - mutt_local_tz (t);
- continue;
- }
-
- fseeko (f, loc, 0);
- break; /* end of header */
+ ENVELOPE *e = envelope_new();
+ string_list_t **last = user_hdrs ? &e->userhdrs : NULL;
+
+ char *line = p_new(char, LONG_STRING);
+ ssize_t linelen = LONG_STRING;
+ off_t loc;
+
+ if (hdr && !hdr->content) {
+ hdr->content = body_new();
+
+ /* set the defaults from RFC1521 */
+ hdr->content->type = TYPETEXT;
+ hdr->content->subtype = m_strdup("plain");
+ hdr->content->encoding = ENC7BIT;
+ hdr->content->length = -1;
+
+ /* RFC 2183 says this is arbitrary */
+ hdr->content->disposition = DISPINLINE;
}
- *buf = '\0';
-
- if (mutt_match_spam_list (line, SpamList, buf, sizeof (buf))) {
- if (!rx_list_match (NoSpamList, line)) {
-
- /* if spam tag already exists, figure out how to amend it */
- if (e->spam && *buf) {
- /* If SpamSep defined, append with separator */
- if (SpamSep) {
- mutt_buffer_addstr (e->spam, SpamSep);
- mutt_buffer_addstr (e->spam, buf);
- }
-
- /* else overwrite */
- else {
- e->spam->dptr = e->spam->data;
- *e->spam->dptr = '\0';
- mutt_buffer_addstr (e->spam, buf);
- }
- }
+ while ((loc = ftello(f)),
+ mutt_read_rfc822_line(f, &line, &linelen))
+ {
+ char buf[LONG_STRING + 1] = "";
+ char *p;
- /* spam tag is new, and match expr is non-empty; copy */
- else if (!e->spam && *buf) {
- e->spam = mutt_buffer_from (NULL, buf);
- }
+ p = strpbrk(line, ": \t");
+ if (!p || *p != ':') {
+ /* some bogus MTAs will quote the original "From " line */
+ if (!m_strncmp(">From ", line, 6) || !m_strncmp("From ", line, 5))
+ continue; /* just ignore */
- /* match expr is empty; plug in null string if no existing tag */
- else if (!e->spam) {
- e->spam = mutt_buffer_from (NULL, "");
+ fseeko(f, loc, 0);
+ break; /* end of header */
}
- if (e->spam && e->spam->data)
- debug_print (5, ("spam = %s\n", e->spam->data));
- }
- }
+ if (rx_list_match2(SpamList, line, buf, sizeof(buf))
+ && !rx_list_match(NoSpamList, line))
+ {
+ /* if spam tag already exists, figure out how to amend it */
+ if (e->spam && *buf) {
+ if (mod_mime.spam_separator) {
+ mutt_buffer_addstr(e->spam, mod_mime.spam_separator);
+ } else {
+ mutt_buffer_reset(e->spam);
+ }
+ mutt_buffer_addstr(e->spam, buf);
+ }
- *p++ = 0;
- p = vskipspaces(p);
- if (!*p)
- continue; /* skip empty header fields */
+ if (!e->spam) {
+ e->spam = mutt_buffer_from(NULL, buf);
+ }
+ }
- matched =
- mutt_parse_rfc822_line (e, hdr, line, p, user_hdrs, weed, 1, &last);
+ *p++ = '\0';
+ p = vskipspaces(p);
+ if (!*p)
+ continue; /* skip empty header fields */
- }
+ last = mutt_parse_rfc822_line(e, hdr, line, p, weed, 1, last);
+ }
- p_delete(&line);
+ p_delete(&line);
- if (hdr) {
- hdr->content->hdr_offset = hdr->offset;
- hdr->content->offset = ftello (f);
- rfc2047_decode_envelope(e);
- /* check for missing or invalid date */
- if (hdr->date_sent <= 0) {
- debug_print (1, ("no date found, using received "
- "time from msg separator\n"));
- hdr->date_sent = hdr->received;
+ if (hdr) {
+ hdr->content->hdr_offset = hdr->offset;
+ hdr->content->offset = ftello(f);
+ rfc2047_decode_envelope(e);
+ /* check for missing or invalid date */
+ if (hdr->date_sent <= 0) {
+ hdr->date_sent = hdr->received;
+ }
}
- }
- return (e);
+ return e;
}
-address_t *mutt_parse_adrlist (address_t * p, const char *s)
+/* Compares mime types to the ok and except lists */
+static int count_body_parts_check(string_list_t **checklist, BODY *b)
{
- const char *q;
-
- /* check for a simple whitespace separated list of addresses */
- if ((q = strpbrk (s, "\"<>():;,\\")) == NULL) {
- char tmp[HUGE_STRING];
- char *r;
-
- m_strcpy(tmp, sizeof(tmp), s);
- r = tmp;
- while ((r = strtok (r, " \t")) != NULL) {
- p = rfc822_parse_adrlist (p, r);
- r = NULL;
+ string_list_t *type;
+
+ for (type = *checklist; type; type = type->next) {
+ ATTACH_MATCH *a = (ATTACH_MATCH *)type->data;
+
+ if ((a->major_int == TYPEANY || a->major_int == b->type)
+ && !regexec(&a->minor_rx, b->subtype, 0, NULL, 0)) {
+ return 1;
+ }
}
- }
- else
- p = rfc822_parse_adrlist (p, s);
- return p;
+ return 0;
}
+static int count_body_parts (BODY *body, int flags)
+{
+ int count = 0;
+ BODY *bp;
+
+ if (!body)
+ return 0;
+
+ for (bp = body; bp != NULL; bp = bp->next) {
+ /* Initial disposition is to count and not to recurse this part. */
+ int shallcount, shallrecurse, iscontainer;
+ int tok = mime_which_token(bp->subtype, -1);
+
+ iscontainer = bp->type == TYPEMESSAGE || bp->type == TYPEMULTIPART;
+
+ /* don't recurse in external bodies or multipart/alternatives */
+ shallrecurse = (bp->type == TYPEMESSAGE && tok != MIME_EXTERNAL_BODY)
+ || (bp->type == TYPEMULTIPART && tok != MIME_ALTERNATIVE);
+
+ /* Don't count top level containers and fundamental inlines */
+ shallcount = !(iscontainer && (flags & M_PARTS_TOPLEVEL))
+ && !(!iscontainer && bp->disposition == DISPINLINE && bp == body);
+
+ if (shallcount) {
+ /* Turn off shallcount if message type is not in ok list,
+ * or if it is in except list. Check is done separately for
+ * inlines vs. attachments.
+ */
+
+ if (bp->disposition == DISPATTACH) {
+ if (!count_body_parts_check(&AttachAllow, bp))
+ shallcount = 0;
+ if (count_body_parts_check(&AttachExclude, bp))
+ shallcount = 0;
+ } else {
+ if (!count_body_parts_check(&InlineAllow, bp))
+ shallcount = 0;
+ if (count_body_parts_check(&InlineExclude, bp))
+ shallcount = 0;
+ }
+ }
-/* Compares mime types to the ok and except lists */
-int count_body_parts_check(LIST **checklist, BODY *b, int dflt) {
- LIST *type;
- ATTACH_MATCH *a;
+ bp->attach_qualifies = shallcount;
+ count += shallcount;
- /* If list is null, use default behavior. */
- if (! *checklist) {
- /*return dflt;*/
- return 0;
- }
-
- for (type = *checklist; type; type = type->next) {
- a = (ATTACH_MATCH *)type->data;
- debug_print(5, ("cbpc: %s %d/%s ?? %s/%s [%d]... ",
- dflt ? "[OK] " : "[EXCL] ",
- b->type, b->subtype, a->major, a->minor, a->major_int));
- if ((a->major_int == TYPEANY || a->major_int == b->type) &&
- !regexec(&a->minor_rx, b->subtype, 0, NULL, 0)) {
- debug_print(5, ("yes\n"));
- return 1;
- } else {
- debug_print(5, ("no\n"));
+ if (shallrecurse) {
+ bp->attach_count = count_body_parts(bp->parts,
+ flags & ~M_PARTS_TOPLEVEL);
+ count += bp->attach_count;
+ }
}
- }
- return 0;
+
+ return count;
}
-#define AT_COUNT(why) { shallcount = 1; }
-#define AT_NOCOUNT(why) { shallcount = 0; }
+int mutt_count_body_parts(HEADER *hdr, int flags)
+{
+ if (hdr->attach_valid && !(flags & M_PARTS_RECOUNT))
+ return hdr->attach_total;
-int count_body_parts (BODY *body, int flags) {
- int count = 0;
- int shallcount, shallrecurse;
- BODY *bp;
+ if (AttachAllow || AttachExclude || InlineAllow || InlineExclude)
+ hdr->attach_total = count_body_parts(hdr->content,
+ flags | M_PARTS_TOPLEVEL);
+ else
+ hdr->attach_total = 0;
- if (body == NULL)
- return 0;
+ hdr->attach_valid = 1;
+ return hdr->attach_total;
+}
- for (bp = body; bp != NULL; bp = bp->next) {
- /* Initial disposition is to count and not to recurse this part. */
- AT_COUNT("default");
- shallrecurse = 0;
-
- debug_print(5, ("bp: desc=\"%s\"; fn=\"%s\", type=\"%d/%s\"\n",
- bp->description ? bp->description : ("none"),
- bp->filename ? bp->filename :
- bp->d_filename ? bp->d_filename : "(none)",
- bp->type, bp->subtype ? bp->subtype : "*"));
-
- if (bp->type == TYPEMESSAGE) {
- shallrecurse = 1;
-
- /* If it's an external body pointer, don't recurse it. */
- if (!ascii_strcasecmp (bp->subtype, "external-body"))
- shallrecurse = 0;
-
- /* Don't count containers if they're top-level. */
- if (flags & M_PARTS_TOPLEVEL)
- AT_NOCOUNT("top-level message/*");
- } else if (bp->type == TYPEMULTIPART) {
- /* Always recurse multiparts, except multipart/alternative. */
- shallrecurse = 1;
- if (!m_strcasecmp(bp->subtype, "alternative"))
- shallrecurse = 0;
-
- /* Don't count containers if they're top-level. */
- if (flags & M_PARTS_TOPLEVEL)
- AT_NOCOUNT("top-level multipart");
- }
+/*
+ * A valid message separator looks like:
+ *
+ * From [ <return-path> ] <weekday> <month> <day> <time> [ <timezone> ] <year>
+ */
+bool is_from(const char *s, char *path, ssize_t pathlen, time_t *tp)
+{
+ const char *p;
+ struct tm tm;
+ char *loc;
+ int q = 0;
- if (bp->disposition == DISPINLINE &&
- bp->type != TYPEMULTIPART && bp->type != TYPEMESSAGE && bp == body)
- AT_NOCOUNT("ignore fundamental inlines");
-
- /* If this body isn't scheduled for enumeration already, don't bother
- * profiling it further. */
-
- if (shallcount) {
- /* Turn off shallcount if message type is not in ok list,
- * or if it is in except list. Check is done separately for
- * inlines vs. attachments.
- */
-
- if (bp->disposition == DISPATTACH) {
- if (!count_body_parts_check(&AttachAllow, bp, 1))
- AT_NOCOUNT("attach not allowed");
- if (count_body_parts_check(&AttachExclude, bp, 0))
- AT_NOCOUNT("attach excluded");
- } else {
- if (!count_body_parts_check(&InlineAllow, bp, 1))
- AT_NOCOUNT("inline not allowed");
- if (count_body_parts_check(&InlineExclude, bp, 0))
- AT_NOCOUNT("excluded");
- }
- }
+ if (path)
+ *path = 0;
- if (shallcount)
- count++;
- bp->attach_qualifies = shallcount ? 1 : 0;
+ if (m_strncmp("From ", s, 5) != 0)
+ return false;
- debug_print(5, ("cbp: %p shallcount = %d\n", bp, shallcount));
+ s = skipspaces(s + 5); /* skip over the From part. */
+ if (!*s)
+ return false;
- if (shallrecurse) {
- debug_print(5, ("cbp: %p pre count = %d\n", bp, count));
- bp->attach_count = count_body_parts(bp->parts, flags & ~M_PARTS_TOPLEVEL);
- count += bp->attach_count;
- debug_print(5, ("cbp: %p post count = %d\n", bp, count));
+ for (p = s; *p && (q || !ISSPACE(*p)); p++) {
+ if (*p == '\\') {
+ if (*++p == '\0')
+ return false;
+ }
+ else if (*p == '"') {
+ q = !q;
+ }
}
- }
- debug_print(5, ("bp: return %d\n", count < 0 ? 0 : count));
- return count < 0 ? 0 : count;
-}
-
-int mutt_count_body_parts (HEADER *hdr, int flags) {
- if (!option (OPTCOUNTATTACH))
- return (0);
- if (hdr->attach_valid && !(flags & M_PARTS_RECOUNT))
- return hdr->attach_total;
-
- if (AttachAllow || AttachExclude || InlineAllow || InlineExclude)
- hdr->attach_total = count_body_parts(hdr->content, flags | M_PARTS_TOPLEVEL);
- else
- hdr->attach_total = 0;
+ if (q || !*p)
+ return false;
+
+ if (path)
+ m_strncpy(path, pathlen, s, p - s);
+
+ s = vskipspaces(p + 1);
+ if (!*s)
+ return false;
+
+ loc = setlocale(LC_TIME, "C");
+ for (int i = 0; i < 4; i++) {
+ static char const * const formats[] = {
+ "%a %b %d %H:%M:%S %Y",
+ "%a %b %d %H:%M:%S %z %Y",
+ "%a %b %d %H:%M %Y",
+ "%a %b %d %H:%M %z %Y",
+ };
+
+ p_clear(&tm, 1);
+ p = strptime(s, formats[i], &tm);
+ if (p) {
+ s = p;
+ goto ok;
+ }
+ }
+ setlocale(LC_TIME, loc);
+ return false;
- hdr->attach_valid = 1;
- return hdr->attach_total;
+ ok:
+ if (tp) {
+ *tp = tm.tm_gmtoff;
+ *tp = timegm(&tm) - *tp;
+ }
+ return true;
}