Mercurial > dovecot > original-hg > dovecot-1.2
view src/lib-mail/quoted-printable.c @ 8590:b9faf4db2a9f HEAD
Updated copyright notices to include year 2009.
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Tue, 06 Jan 2009 09:25:38 -0500 |
parents | 7ed926ed7aa4 |
children | ea84eb708efc |
line wrap: on
line source
/* Copyright (c) 2002-2009 Dovecot authors, see the included COPYING file */ #include "lib.h" #include "buffer.h" #include "hex-binary.h" #include "quoted-printable.h" void quoted_printable_decode(const unsigned char *src, size_t src_size, size_t *src_pos_r, buffer_t *dest) { char hexbuf[3]; size_t src_pos, next; hexbuf[2] = '\0'; next = 0; for (src_pos = 0; src_pos < src_size; src_pos++) { if (src[src_pos] != '_' && src[src_pos] != '=') continue; buffer_append(dest, src + next, src_pos - next); next = src_pos+1; if (src[src_pos] == '_') { buffer_append_c(dest, ' '); continue; } if (src_pos+1 >= src_size) break; if (src[src_pos+1] == '\n') { /* =\n -> skip both */ src_pos++; continue; } if (src_pos+2 >= src_size) break; if (src[src_pos+1] == '\r' && src[src_pos+2] == '\n') { /* =\r\n -> skip both */ src_pos += 2; next++; continue; } /* =<hex> */ hexbuf[0] = src[src_pos+1]; hexbuf[1] = src[src_pos+2]; if (hex_to_binary(hexbuf, dest) == 0) { src_pos += 2; next = src_pos+1; } else { /* non-hex data, show as-is */ next = src_pos; } } buffer_append(dest, src + next, src_size - next); if (src_pos_r != NULL) *src_pos_r = src_pos; }