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author | Eduardo Chappa <echappa@gmx.com> | 2013-02-03 00:59:38 -0700 |
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committer | Eduardo Chappa <echappa@gmx.com> | 2013-02-03 00:59:38 -0700 |
commit | 094ca96844842928810f14844413109fc6cdd890 (patch) | |
tree | e60efbb980f38ba9308ccb4fb2b77b87bbc115f3 /imap/src/c-client/netmsg.c | |
download | alpine-094ca96844842928810f14844413109fc6cdd890.tar.xz |
Initial Alpine Version
Diffstat (limited to 'imap/src/c-client/netmsg.c')
-rw-r--r-- | imap/src/c-client/netmsg.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/imap/src/c-client/netmsg.c b/imap/src/c-client/netmsg.c new file mode 100644 index 00000000..187e4ebb --- /dev/null +++ b/imap/src/c-client/netmsg.c @@ -0,0 +1,104 @@ +/* ======================================================================== + * Copyright 1988-2006 University of Washington + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * + * ======================================================================== + */ + +/* + * Program: Network message (SMTP/NNTP/POP2/POP3) routines + * + * Author: Mark Crispin + * Networks and Distributed Computing + * Computing & Communications + * University of Washington + * Administration Building, AG-44 + * Seattle, WA 98195 + * Internet: MRC@CAC.Washington.EDU + * + * Date: 8 June 1995 + * Last Edited: 6 December 2006 + */ + + +#include <stdio.h> +#include <errno.h> +extern int errno; /* just in case */ +#include "c-client.h" +#include "netmsg.h" +#include "flstring.h" + +/* Network message read + * Accepts: file + * number of bytes to read + * buffer address + * Returns: T if success, NIL otherwise + */ + +long netmsg_read (void *stream,unsigned long count,char *buffer) +{ + return (fread (buffer,(size_t) 1,(size_t) count,(FILE *) stream) == count) ? + T : NIL; +} + +/* Slurp dot-terminated text from NET + * Accepts: NET stream + * place to return size + * place to return header size + * Returns: file descriptor + */ + +FILE *netmsg_slurp (NETSTREAM *stream,unsigned long *size,unsigned long *hsiz) +{ + unsigned long i; + char *s,*t,tmp[MAILTMPLEN]; + FILE *f = tmpfile (); + if (!f) { + sprintf (tmp,".%lx.%lx",(unsigned long) time (0),(unsigned long)getpid ()); + if (f = fopen (tmp,"wb+")) unlink (tmp); + else { + sprintf (tmp,"Unable to create scratch file: %.80s",strerror (errno)); + MM_LOG (tmp,ERROR); + return NIL; + } + } + *size = 0; /* initially emtpy */ + if (hsiz) *hsiz = 0; + while (s = net_getline (stream)) { + if (*s == '.') { /* possible end of text? */ + if (s[1]) t = s + 1; /* pointer to true start of line */ + else { + fs_give ((void **) &s); /* free the line */ + break; /* end of data */ + } + } + else t = s; /* want the entire line */ + if (f) { /* copy it to the file */ + i = strlen (t); /* size of line */ + if ((fwrite (t,(size_t) 1,(size_t) i,f) == i) && + (fwrite ("\015\012",(size_t) 1,(size_t) 2,f) == 2)) { + *size += i + 2; /* tally up size of data */ + /* note header position */ + if (!i && hsiz && !*hsiz) *hsiz = *size; + } + else { + sprintf (tmp,"Error writing scratch file at byte %lu",*size); + MM_LOG (tmp,ERROR); + fclose (f); /* forget it */ + f = NIL; /* failure now */ + } + } + fs_give ((void **) &s); /* free the line */ + } + /* if making a file, rewind to start of file */ + if (f) fseek (f,(unsigned long) 0,SEEK_SET); + /* header consumes entire message */ + if (hsiz && !*hsiz) *hsiz = *size; + return f; /* return the file descriptor */ +} |