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annotate f-demime/defs.h @ 4:612c4d0df768

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f-demime: rework for unboundedly long lines
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 06 May 2023 09:02:12 +0000
parents 7e0d08176f32
children
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Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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2 * This header file holds miscellaneous definitions for f-demime,
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3 * including various limits.
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4 */
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5
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6 enum msg_state {
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7 MSG_STATE_UNDEF, /* before From line */
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612c4d0df768 f-demime: rework for unboundedly long lines
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8 MSG_STATE_DELIM_UNTERM, /* unterminated previous delimiter line */
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9 MSG_STATE_HEADER, /* message or body part header */
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10 MSG_STATE_BODY_PASS, /* body pass-through state */
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11 MSG_STATE_PTEXT_B64, /* text/plain decoding from base64 */
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12 MSG_STATE_PTEXT_QP, /* text/plain decoding from quoted-printable */
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13 MSG_STATE_BLOB_B64, /* blob extraction from base64 */
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14 MSG_STATE_B64_TO_QP, /* base64 to quoted-printable conversion */
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15 };
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16
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17 enum msg_hdr_state {
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18 HDR_STATE_BEGIN, /* beginning of entity header */
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19 HDR_STATE_GOTSOME, /* got some header line(s), regular */
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20 HDR_STATE_CONT_TYPE, /* after Content-Type: header */
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21 HDR_STATE_CONT_TE, /* after Content-Transfer-Encoding: header */
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22 HDR_STATE_ERROR /* errored state */
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23 };
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24
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25 #define LINE_BUF_SIZE 1024
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26 #define HDR_BUF_SIZE 2048
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27
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28 #define MAX_MP_BOUNDARY 70 /* not counting the hyphens */
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29 #define MAX_MP_NESTING 8
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30
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31 #define OUTPUT_LINE_MAX 320
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32 #define QP_MAX_LINE 76