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/*
* Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef _duck_io_h
#define _duck_io_h
#if defined(__cplusplus)
extern "C" {
#endif
#if defined (_WIN32)
typedef __int64 int64_t;
#elif defined(__MWERKS__)
typedef long long int64_t;
#elif defined(__APPLE__) || defined(__POWERPC)
#include <ppc/types.h>
#else
typedef long long int64_t;
#endif
typedef struct
{
int64_t offset; // offset to start from
int blocking; // non-zero for blocking
} re_open_t;
typedef enum
{
SAL_ERR_MAX = -10,
SAL_ERROR = -11, // Default error
SAL_ERR_WSASTARTUP = -12,
SAL_ERR_SOCKET_CREATE = -13,
SAL_ERR_RESOLVING_HOSTNAME = -14,
SAL_ERR_SERVER_CONNECTION = -15,
SAL_ERR_SENDING_DATA = -16,
SAL_ERR_RECEIVING_DATA = -17,
SAL_ERR_404_FILE_NOT_FOUND = -18,
SAL_ERR_PARSING_HTTP_HEADER = -19,
SAL_ERR_PARSING_CONTENT_LEN = -20,
SAL_ERR_CONNECTION_TIMEOUT = -21,
SAL_ERR_FILE_OPEN_FAILED = -22,
SAL_ERR_MIN = -23
} SAL_ERR; /* EMH 1-15-03 */
typedef struct sal_err_map_temp
{
SAL_ERR code;
const char *decode;
} sal_err_map_t;
static char *sal_err_text(SAL_ERR e)
{
int t;
const sal_err_map_t g_sal_err_map[] =
{
{ SAL_ERR_WSASTARTUP, "Error with WSAStartup" },
{ SAL_ERR_SOCKET_CREATE, "Error creating socket" },
{ SAL_ERR_RESOLVING_HOSTNAME, "Error resolving hostname" },
{ SAL_ERR_SERVER_CONNECTION, "Error connecting to server" },
{ SAL_ERR_SENDING_DATA, "Error sending data" },
{ SAL_ERR_RECEIVING_DATA, "Error receiving data" },
{ SAL_ERR_404_FILE_NOT_FOUND, "Error file not found " },
{ SAL_ERR_PARSING_HTTP_HEADER, "Error parsing http header" },
{ SAL_ERR_PARSING_CONTENT_LEN, "Error parsing content length" },
{ SAL_ERR_CONNECTION_TIMEOUT, "Error Connection timed out" },
{ SAL_ERR_FILE_OPEN_FAILED, "Error opening file" }
};
for (t = 0; t < sizeof(g_sal_err_map) / sizeof(sal_err_map_t); t++)
{
if (e == g_sal_err_map[t].code)
return (char *) g_sal_err_map[t].decode;
}
return 0;
}
int duck_open(const char *fname, unsigned long user_data);
void duck_close(int ghndl);
int duck_read(int ghndl, unsigned char *buf, int nbytes);
int64_t duck_seek(int g_hndl, int64_t offs, int origin);
int duck_read_finished(int han, int flag); /* FWG 7-9-99 */
int duck_name(int handle, char name[], size_t max_len); /* EMH 9-23-03 */
int duck_read_blocking(int handle, unsigned char *buffer, int bytes); /* EMH 9-23-03 */
int64_t duck_available_data(int handle); /* EMH 10-23-03 */
#if defined(__cplusplus)
}
#endif
#endif
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