/usr/include/mailutils/sys/pop3.h is in libmailutils-dev 1:2.99.98-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | /* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999-2001, 2003-2004, 2007, 2009, 2011-2012 Free
Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef _MAILUTILS_SYS_POP3_H
#define _MAILUTILS_SYS_POP3_H
#include <sys/types.h>
#include <mailutils/pop3.h>
#include <mailutils/errno.h>
#include <mailutils/cstr.h>
#ifdef __cplusplus
extern "C" {
#endif
enum mu_pop3_state
{
MU_POP3_NO_STATE,
MU_POP3_CONNECT, MU_POP3_GREETINGS,
MU_POP3_APOP,
MU_POP3_AUTH,
MU_POP3_CAPA, MU_POP3_CAPA_RX,
MU_POP3_DELE,
MU_POP3_LIST, MU_POP3_LIST_RX,
MU_POP3_NOOP,
MU_POP3_PASS,
MU_POP3_QUIT,
MU_POP3_RETR, MU_POP3_RETR_RX,
MU_POP3_RSET,
MU_POP3_STAT,
MU_POP3_STLS, MU_POP3_STLS_CONNECT,
MU_POP3_TOP, MU_POP3_TOP_RX,
MU_POP3_UIDL, MU_POP3_UIDL_RX,
MU_POP3_USER,
MU_POP3_DONE,
MU_POP3_UNKNOWN,
MU_POP3_ERROR
};
#define MU_POP3_ACK 0x01
#define MU_POP3_TRACE 0x02
#define MU_POP3_XSCRIPT_MASK(n) (1<<((n)+1))
/* Structure to hold things general to POP3 mailbox, like its state, etc ... */
struct _mu_pop3
{
int flags;
/* Holds the first line response of the last command, i.e the ACK */
char *ackbuf;
size_t acksize;
char *rdbuf;
size_t rdsize;
char *timestamp; /* For apop, if supported. */
unsigned timeout; /* Default is 10 minutes. */
enum mu_pop3_state state; /* Indicate the state of the running
command. */
mu_list_t capa; /* Capabilities. */
mu_stream_t carrier; /* TCP Connection. */
};
#define MU_POP3_FSET(p,f) ((p)->flags |= (f))
#define MU_POP3_FISSET(p,f) ((p)->flags & (f))
#define MU_POP3_FCLR(p,f) ((p)->flags &= ~(f))
extern int mu_pop3_iterator_create (mu_pop3_t pop3, mu_iterator_t *piterator);
extern int mu_pop3_stream_create (mu_pop3_t pop3, mu_stream_t *pstream);
extern int mu_pop3_carrier_is_ready (mu_stream_t carrier, int flag,
int timeout);
int _mu_pop3_xscript_level (mu_pop3_t pop3, int xlev);
int _mu_pop3_trace_enable (mu_pop3_t pop3);
int _mu_pop3_trace_disable (mu_pop3_t pop3);
int _mu_pop3_init (mu_pop3_t pop3);
/* Check if status indicates an error.
If the error is recoverable just return the status.
Otherwise, set the error state and return the status
*/
#define MU_POP3_CHECK_EAGAIN(pop3, status) \
do \
{ \
switch (status) \
{ \
case 0: \
break; \
case EAGAIN: \
case EINPROGRESS: \
case EINTR: \
return status; \
case MU_ERR_REPLY: \
case MU_ERR_BADREPLY: \
pop3->state = MU_POP3_NO_STATE; \
return status; \
default: \
pop3->state = MU_POP3_ERROR; \
return status; \
} \
} \
while (0)
/* If status indicates an error, return.
*/
#define MU_POP3_CHECK_ERROR(pop3, status) \
do \
{ \
if (status != 0) \
{ \
pop3->state = MU_POP3_ERROR; \
return status; \
} \
} \
while (0)
/* Check if we got "+OK".
In POP3 protocol and ack of "+OK" means the command was successfull.
*/
#define MU_POP3_CHECK_OK(pop3) \
do \
{ \
if (mu_c_strncasecmp (pop3->ackbuf, "+OK", 3) != 0) \
{ \
pop3->state = MU_POP3_NO_STATE; \
return EACCES; \
} \
} \
while (0)
#ifdef __cplusplus
}
#endif
#endif /* _MAILUTILS_SYS_POP3_H */
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