view f-demime/finish.c @ 3:7a6cd16689f5

f-demime/Makefile: add install
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 06 May 2023 06:41:20 +0000
parents 7e0d08176f32
children 612c4d0df768
line wrap: on
line source

/*
 * This module implements the handling at the end of entity body input.
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include "defs.h"

extern enum msg_state msg_state;
extern char cont_type_buf[HDR_BUF_SIZE], cont_te_buf[HDR_BUF_SIZE];
extern int got_cont_type, got_cont_te;
extern int b64_err_flag, b64_nonempty, qpdec_err_flag;

static void
check_b64_err()
{
	if (b64_err_flag)
		puts("X-Fdemime-Error: bad base64 data");
}

static void
check_qpdec_err()
{
	if (qpdec_err_flag)
		puts("X-Fdemime-Error: bad quoted-printable data");
}

void
finish_msg_body()
{
	switch (msg_state) {
	case MSG_STATE_HEADER:
		if (got_cont_type)
			fputs(cont_type_buf, stdout);
		if (got_cont_te)
			fputs(cont_te_buf, stdout);
		return;
	case MSG_STATE_PTEXT_B64:
		base64_dec_finish();
		check_b64_err();
		ptext_conv_finish();
		ptext_mark_transform("decode-base64");
		putchar('\n');
		ptext_emit_output();
		return;
	case MSG_STATE_PTEXT_QP:
		check_qpdec_err();
		ptext_conv_finish();
		ptext_mark_transform("decode-qp");
		putchar('\n');
		ptext_emit_output();
		return;
	case MSG_STATE_BLOB_B64:
		base64_dec_finish();
		check_b64_err();
		putchar('\n');
		attach_out_finish();
		if (b64_nonempty)
			puts("[base64 blob stripped]");
		putchar('\n');
		return;
	case MSG_STATE_B64_TO_QP:
		base64_dec_finish();
		check_b64_err();
		b2q_conv_finish();
		puts("X-Fdemime-Transform: base64-to-qp");
		puts("Content-Transfer-Encoding: quoted-printable");
		putchar('\n');
		b2q_emit_output();
		return;
	}
}