int
blaze822_multipart(struct message *msg, struct message **imsg)
{
char *s = blaze822_hdr(msg, "content-type");
if (!s)
return 0;
while (*s && *s != ';')
s++;
if (!*s)
return 0;
char *boundary, *boundaryend;
if (!blaze822_mime_parameter(s, "boundary", &boundary, &boundaryend))
return 0;
char mboundary[256];
size_t boundarylen = boundaryend-boundary+2;
if (boundarylen >= 256)
return 0;
mboundary[0] = '-';
mboundary[1] = '-';
memcpy(mboundary+2, boundary, boundarylen-2);
mboundary[boundarylen] = 0;
char *prevpart;
if (*imsg)
prevpart = (*imsg)->bodyend;
else
prevpart = msg->body;
char *part = mymemmem(prevpart, msg->bodyend - prevpart, mboundary, boundarylen);
if (!part)
return 0;
part += boundarylen;
if (*part == '\r')
part++;
if (*part == '\n')
part++;
else if (*part == '-' && part < msg->bodyend && *(part+1) == '-')
return 0;
else
return 0; // XXX error condition?
char *nextpart = mymemmem(part, msg->bodyend - part, mboundary, boundarylen);
if (!nextpart)
return 0; // XXX error condition
if (nextpart == part) // invalid empty MIME part
return 0; // XXX error condition
if (*(nextpart-1) == '\n')
nextpart--;
if (*(nextpart-1) == '\r')
nextpart--;
*imsg = blaze822_mem(part, nextpart-part);
return 1;
}
void search_forward(void)
{
char *p, *string, tmp[BLOCK_SEARCH_SIZE], tmpstr[BLOCK_SEARCH_SIZE];
int quit, sizea, sizeb;
INT blockstart;
if (!searchA(&string, &sizea, tmp, sizeof(tmp))) return;
quit = -1;
blockstart = base + cursor - BLOCK_SEARCH_SIZE + sizea;
do {
blockstart += BLOCK_SEARCH_SIZE - sizea + 1;
if (LSEEK_(fd, blockstart) == -1) { quit = -3; break; }
if ((sizeb = read(fd, tmp, BLOCK_SEARCH_SIZE)) < sizea) quit = -3;
else if (getch() != ERR) quit = -2;
else if ((p = mymemmem(tmp, sizeb, string, sizea))) quit = p - tmp;
sprintf(tmpstr,"searching... 0x%08llX", (long long) blockstart);
nodelay(stdscr, TRUE);
displayTwoLineMessage(tmpstr, "(press any key to cancel)");
} while (quit == -1);
searchB(quit + (quit >= 0 ? blockstart : 0), string);
}
long ch$find_sub(int cn, char * cptr, int pn, char * pptr) {
return mymemmem(cptr, pptr, cn, pn);
}
