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annotate packages/hal/common/current/src/gdb-fileio.c @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
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children d2c90368aeef
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1 /*==========================================================================
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2 //
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3 // gdb-fileio.c
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4 //
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5 // Implementation of File I/O using the GDB remote protocol
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6 //
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7 //==========================================================================
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
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40 //==========================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): jlarmour
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44 // Contributors:
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45 // Date: 2002-04-09
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46 // Purpose: Implementation of File I/O using the GDB remote
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47 // protocol
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48 // Description: 'F' packet requests are of the form:
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49 // F<name>[,<parameter>]...
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50 // where name is the ASCII syscall name, and the
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51 // parameters are generally included as hex ints,
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52 // in ASCII.
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53 //
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54 //####DESCRIPTIONEND####
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55 //========================================================================*/
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56
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57 /* CONFIGURATION */
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58
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59 #include <pkgconf/hal.h>
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60
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61 /* HEADERS */
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62
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63 #include <stddef.h> // size_t
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64 #include <cyg/infra/cyg_type.h>
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65 #ifdef CYGPKG_ISOINFRA
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66 # include <pkgconf/isoinfra.h>
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67 # include <string.h>
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68 #endif
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69 #include "board.h" // sets correct definitions for generic stub header
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70 #include <cyg/hal/generic-stub.h>
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71 #include "gdb-fileio.h"
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72
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73 /* TYPES */
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74
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75 // this is used by newlib's mode_t so we should match it
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76 #ifdef __GNUC__
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77 #define _ST_INT32 __attribute__ ((__mode__ (__SI__)))
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78 #else
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79 #define _ST_INT32
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80 #endif
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81
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82 typedef int newlib_int_t;
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83 typedef unsigned int newlib_uint_t;
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84 typedef long newlib_long_t;
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85 typedef long newlib_time_t;
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86 typedef unsigned int newlib_mode_t _ST_INT32;
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87 typedef short newlib_dev_t;
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88 typedef unsigned short newlib_uid_t;
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89 typedef unsigned short newlib_gid_t;
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90 typedef unsigned short newlib_ino_t;
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91 typedef unsigned short newlib_nlink_t;
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92 typedef long newlib_off_t;
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93
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94 struct newlib_timeval {
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95 newlib_time_t tv_sec;
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96 newlib_long_t tv_usec;
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97 };
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98
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99 struct newlib_stat
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100 {
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101 newlib_dev_t st_dev;
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102 newlib_ino_t st_ino;
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103 newlib_mode_t st_mode;
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104 newlib_nlink_t st_nlink;
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105 newlib_uid_t st_uid;
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106 newlib_gid_t st_gid;
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107 newlib_dev_t st_rdev;
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108 newlib_off_t st_size;
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109 // We assume we've been compiled with the same flags as newlib here
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110 #if defined(__svr4__) && !defined(__PPC__) && !defined(__sun__)
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111 newlib_time_t st_atime;
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112 newlib_time_t st_mtime;
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113 newlib_time_t st_ctime;
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114 #else
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115 newlib_time_t st_atime;
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116 newlib_long_t st_spare1;
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117 newlib_time_t st_mtime;
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118 newlib_long_t st_spare2;
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119 newlib_time_t st_ctime;
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120 newlib_long_t st_spare3;
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121 newlib_long_t st_blksize;
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122 newlib_long_t st_blocks;
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123 newlib_long_t st_spare4[2];
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124 #endif
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125 };
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126
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127 /* EXTERNS */
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128
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129 __externC char __remcomInBuffer[]; // from generic-stub.c, for packet data
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130 __externC char __remcomOutBuffer[]; // ditto
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131
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132 /* STATICS/GLOBALS */
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133
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134 static int __fileio_retcode, __fileio_errno;
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135 static cyg_bool __fileio_retcode_set, __fileio_errno_set, __fileio_ctrlc_set;
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136
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137 /* MACROS */
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138
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139 // endian independent conversion functions from big endian protocol types
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140 // to newlib types
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141
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142 #define GDBFILEIO_FIO_TO_NEWLIB( _f, _n, _ftype ) \
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143 CYG_MACRO_START \
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144 char *_cf = (char *)(_f); \
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145 int _i; \
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146 char _sign = 0; \
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147 if (*_cf == '-') { \
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148 _sign = 1; \
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149 _cf++; \
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150 } \
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151 (_n) = 0; \
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152 for (_i=0; _i<sizeof(_ftype); _i++) { \
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153 (_n) = ((_n) << 8) | _cf[_i]; \
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154 } \
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155 if (_sign) \
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156 (_n) = -(_n); \
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157 CYG_MACRO_END
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158
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159 #define GDBABS(_x_) (((_x_) < 0) ? (-(_x_)) : (_x_))
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160
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161 #define GDBFILEIO_NEWLIB_TO_FIO( _f, _n, _ftype ) \
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162 CYG_MACRO_START \
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163 char *_cf = (char *)(_f); \
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164 int _i = 0; \
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165 if ((_n) < 0) \
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166 _cf[_i++] = '-'; \
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167 for (; _i<sizeof(_ftype); _i++) { \
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168 _cf[_i] = ((GDBABS(_n)) >> 8*(sizeof(_ftype)-_i-1)) & 0xff; \
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169 } \
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170 CYG_MACRO_END
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171
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172
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173 /* FUNCTIONS */
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174
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175 #ifndef CYGINT_ISO_STRING_STRFUNCS
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176 static size_t strlen( const char *s )
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177 {
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178 size_t retval;
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179 const char *start = s;
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180 while (*s)
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181 s++;
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182 retval = s - start;
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183 return retval;
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184 }
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185 #endif
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186
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187 static int
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188 chars_to_hex( char *charsin, char *hexout, int bytes )
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189 {
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190 int numChars = 0;
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191 int allzero = true;
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192
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193 while (bytes--) {
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194 if (0 != *charsin)
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195 allzero = false;
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196 *hexout++ = __tohex( (*charsin / 16) & 15 );
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197 *hexout++ = __tohex( (*charsin++) & 15 );
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198 numChars += 2;
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199 }
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200 if (allzero) // doesn't matter if we actually set more than needed above
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201 return (numChars > 2 ? 2 : numChars);
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202 return numChars;
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203 }
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204
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205 static void
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206 gdbfileio_fio_to_newlib_time_t( fio_time_t *f, newlib_time_t *n )
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207 {
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208 GDBFILEIO_FIO_TO_NEWLIB( f, *n, fio_time_t );
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209 } // gdbfileio_fio_to_newlib_time_t()
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210
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211 static void
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212 gdbfileio_newlib_to_fio_int_t( newlib_int_t *n, fio_int_t *f )
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213 {
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214 GDBFILEIO_NEWLIB_TO_FIO( f, *n, fio_int_t );
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215 } // gdbfileio_newlib_to_fio_int_t()
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216
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217 static void
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218 gdbfileio_newlib_to_fio_uint_t( newlib_uint_t *n, fio_uint_t *f )
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219 {
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220 GDBFILEIO_NEWLIB_TO_FIO( f, *n, fio_uint_t );
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221 } // gdbfileio_newlib_to_fio_uint_t()
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222
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223 static void
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224 gdbfileio_fio_to_newlib_long_t( fio_long_t *f, newlib_long_t *n )
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225 {
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226 GDBFILEIO_FIO_TO_NEWLIB( f, *n, fio_long_t );
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227 } // gdbfileio_fio_to_newlib_long_t()
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228
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229 static void
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230 gdbfileio_newlib_to_fio_long_t( newlib_long_t *n, fio_long_t *f )
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231 {
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232 GDBFILEIO_NEWLIB_TO_FIO( f, *n, fio_long_t );
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233 } // gdbfileio_newlib_to_fio_long_t()
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234
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235 static void
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236 gdbfileio_fio_to_newlib_mode_t( fio_mode_t *f, newlib_mode_t *n )
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237 {
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238 GDBFILEIO_FIO_TO_NEWLIB( f, *n, fio_mode_t );
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239 } // gdbfileio_fio_to_newlib_mode_t()
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240
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241 static void
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242 gdbfileio_newlib_to_fio_mode_t( newlib_mode_t *n, fio_mode_t *f )
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243 {
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244 GDBFILEIO_NEWLIB_TO_FIO( f, *n, fio_mode_t );
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245 } // gdbfileio_newlib_to_fio_mode_t()
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246
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247 static void
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248 gdbfileio_fio_to_newlib_dev_t( fio_uint_t *f, newlib_dev_t *n )
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249 {
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250 GDBFILEIO_FIO_TO_NEWLIB( f, *n, fio_uint_t );
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251 } // gdbfileio_fio_to_newlib_dev_t()
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252
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253 static void
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254 gdbfileio_fio_to_newlib_ino_t( fio_uint_t *f, newlib_ino_t *n )
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255 {
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256 GDBFILEIO_FIO_TO_NEWLIB( f, *n, fio_uint_t );
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257 } // gdbfileio_fio_to_newlib_ino_t()
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258
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259 // these defines are good enough for now (to save code size) as they
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260 // are the same functions in practice
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261 #define gdbfileio_fio_to_newlib_nlink_t gdbfileio_fio_to_newlib_ino_t
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262 #define gdbfileio_fio_to_newlib_uid_t gdbfileio_fio_to_newlib_ino_t
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263 #define gdbfileio_fio_to_newlib_gid_t gdbfileio_fio_to_newlib_ino_t
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264 #define gdbfileio_fio_to_newlib_off_t gdbfileio_fio_to_newlib_long_t
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265
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266
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267 // this function is commonly used by most functions to handle everything
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268 // once the packet has been constructed. It doesn't have to be used - it's
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269 // just nice to keep this in one place for maintenance reasons.
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270 static int
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271 gdbfileio_common_sendpkt( char *buf, int *sig )
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272 {
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273 int status;
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274
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275 __putpacket( buf );
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276
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277 do {
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278 __getpacket( __remcomInBuffer );
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279 status = __process_packet( __remcomInBuffer );
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280 } while ( status == 0 );
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281
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282 if ( __fileio_ctrlc_set )
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283 *sig = SIGINT;
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284 if ( !__fileio_retcode_set ) // deal with protocol failure
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285 return -FILEIO_EINVAL;
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286 if ( __fileio_retcode < 0 && __fileio_errno_set )
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287 return -__fileio_errno;
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288 else
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289 return __fileio_retcode;
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290 } // gdbfileio_common_sendpkt()
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291
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292 // deal with a received F packet. This is called from __process_packet in
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293 // generic-stub.c
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294 __externC void
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295 cyg_hal_gdbfileio_process_F_packet( char *packet,
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296 char *__remcomOutBuffer )
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297 {
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298 // Reply packet structure:
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299 // F<retcode>[,<errno>[,<Ctrl-C flag>]][;<call specific attachment>]
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300
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301 char *p = &packet[1];
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302 cyg_bool minus = false;
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303 target_register_t temptrt;
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304
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305 __fileio_retcode_set = __fileio_errno_set = __fileio_ctrlc_set = false;
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306
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307 if (*p == '-') {
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308 minus = true;
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309 p++;
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310 }
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311
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312 __hexToInt( &p, &temptrt );
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313 __fileio_retcode = minus ? -(int)temptrt : (int)temptrt;
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314 __fileio_retcode_set = true;
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315
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316 if ( *p++ == ',' ) {
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317 // get errno
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318 __hexToInt( &p, &temptrt );
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319 __fileio_errno = (int)temptrt;
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320 __fileio_errno_set = true;
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321 if ( *p++ == ',' ) {
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322 if ( *p == 'C' ) {
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323 __fileio_ctrlc_set = true;
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324 }
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325 }
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326 }
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327 // ignore anything afterwards (e.g. call specific attachment) for now
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328
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329 } // cyg_hal_gdbfileio_process_F_packet()
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330
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331 __externC int
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332 cyg_hal_gdbfileio_open( const char *name, int flags, int mode, int *sig )
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333 {
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334 size_t namelen;
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335 unsigned int i=0;
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336 fio_mode_t fmode;
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337 fio_int_t fflags;
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338
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339 // clear out unsupported flags/modes, as per the spec
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340 flags &= FILEIO_O_SUPPORTED;
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341 mode &= FILEIO_S_SUPPORTED;
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342
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343 gdbfileio_newlib_to_fio_int_t( &flags, &fflags );
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344 gdbfileio_newlib_to_fio_mode_t( &mode, &fmode );
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345
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346 __remcomOutBuffer[i++] = 'F';
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347 __remcomOutBuffer[i++] = 'o';
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348 __remcomOutBuffer[i++] = 'p';
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349 __remcomOutBuffer[i++] = 'e';
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350 __remcomOutBuffer[i++] = 'n';
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351 __remcomOutBuffer[i++] = ',';
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352 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)name,
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353 sizeof(name)*8 );
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354 // i now points after the parameter
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355 __remcomOutBuffer[i++] = '/';
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356 namelen = strlen( name )+1; // includes '\0'
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357 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)namelen,
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358 sizeof(namelen)*8 );
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359 __remcomOutBuffer[i++] = ',';
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360 i += chars_to_hex( (char *)&fflags, &__remcomOutBuffer[i], sizeof(fflags) );
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361 __remcomOutBuffer[i++] = ',';
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362 i += chars_to_hex( (char *)&fmode, &__remcomOutBuffer[i], sizeof(fmode) );
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363 __remcomOutBuffer[i] = 0;
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364
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365 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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366 } // cyg_hal_gdbfileio_open()
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367
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368 __externC int
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369 cyg_hal_gdbfileio_close( int fd, int *sig )
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370 {
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371 unsigned int i=0;
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372 fio_int_t ffd;
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373
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374 gdbfileio_newlib_to_fio_int_t( &fd, &ffd );
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375 __remcomOutBuffer[i++] = 'F';
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376 __remcomOutBuffer[i++] = 'c';
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377 __remcomOutBuffer[i++] = 'l';
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378 __remcomOutBuffer[i++] = 'o';
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379 __remcomOutBuffer[i++] = 's';
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380 __remcomOutBuffer[i++] = 'e';
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381 __remcomOutBuffer[i++] = ',';
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382 i += chars_to_hex( (char *)&ffd, &__remcomOutBuffer[i], sizeof(ffd) );
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383 // i now points after the parameter
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384 __remcomOutBuffer[i] = 0;
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385
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386 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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387 } // cyg_hal_gdbfileio_close()
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388
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389 __externC int
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390 cyg_hal_gdbfileio_read( int fd, void *buf, size_t count, int *sig )
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391 {
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392 unsigned int i=0;
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393 fio_int_t ffd;
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394 fio_uint_t fcount;
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395 unsigned int uicount = (unsigned int)count;
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396
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397 gdbfileio_newlib_to_fio_int_t( &fd, &ffd );
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398 gdbfileio_newlib_to_fio_uint_t( &uicount, &fcount );
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399
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400 __remcomOutBuffer[i++] = 'F';
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401 __remcomOutBuffer[i++] = 'r';
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402 __remcomOutBuffer[i++] = 'e';
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403 __remcomOutBuffer[i++] = 'a';
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404 __remcomOutBuffer[i++] = 'd';
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405 __remcomOutBuffer[i++] = ',';
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406 i += chars_to_hex( (char *)&ffd, &__remcomOutBuffer[i], sizeof(ffd) );
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407 // i now points after the parameter
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408 __remcomOutBuffer[i++] = ',';
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409 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)buf,
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410 sizeof(buf)*8 );
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411 __remcomOutBuffer[i++] = ',';
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412 i += chars_to_hex( (char *)&fcount, &__remcomOutBuffer[i], sizeof(fcount) );
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413 __remcomOutBuffer[i] = 0;
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diff changeset
414
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415 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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416 } // cyg_hal_gdbfileio_read()
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diff changeset
417
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diff changeset
418 __externC int
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419 cyg_hal_gdbfileio_write( int fd, const void *buf, size_t count, int *sig )
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420 {
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diff changeset
421 unsigned int i=0;
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422 fio_int_t ffd;
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423 fio_uint_t fcount;
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424 unsigned int uicount = (unsigned int)count;
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diff changeset
425
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426 gdbfileio_newlib_to_fio_int_t( &fd, &ffd );
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427 gdbfileio_newlib_to_fio_uint_t( &uicount, &fcount );
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428
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429 __remcomOutBuffer[i++] = 'F';
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430 __remcomOutBuffer[i++] = 'w';
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431 __remcomOutBuffer[i++] = 'r';
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432 __remcomOutBuffer[i++] = 'i';
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433 __remcomOutBuffer[i++] = 't';
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434 __remcomOutBuffer[i++] = 'e';
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435 __remcomOutBuffer[i++] = ',';
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436 i += chars_to_hex( (char *)&ffd, &__remcomOutBuffer[i], sizeof(ffd) );
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437 // i now points after the parameter
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438 __remcomOutBuffer[i++] = ',';
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439 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)buf,
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440 sizeof(buf)*8 );
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441 __remcomOutBuffer[i++] = ',';
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442 i += chars_to_hex( (char *)&fcount, &__remcomOutBuffer[i], sizeof(fcount) );
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443 __remcomOutBuffer[i] = 0;
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444
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445 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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446 } // cyg_hal_gdbfileio_write()
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447
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448 __externC int
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449 cyg_hal_gdbfileio_lseek( int fd, /* off_t */ long offset, int whence, int *sig )
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450 {
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451 unsigned int i=0;
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452 fio_int_t ffd;
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453 fio_long_t foffset;
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454 fio_int_t fwhence;
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455
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456 gdbfileio_newlib_to_fio_int_t( &fd, &ffd );
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457 gdbfileio_newlib_to_fio_long_t( &offset, &foffset );
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458 gdbfileio_newlib_to_fio_int_t( &whence, &fwhence );
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459
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diff changeset
460 __remcomOutBuffer[i++] = 'F';
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461 __remcomOutBuffer[i++] = 'l';
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462 __remcomOutBuffer[i++] = 's';
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463 __remcomOutBuffer[i++] = 'e';
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464 __remcomOutBuffer[i++] = 'e';
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465 __remcomOutBuffer[i++] = 'k';
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466 __remcomOutBuffer[i++] = ',';
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467 i += chars_to_hex( (char *)&ffd, &__remcomOutBuffer[i], sizeof(ffd) );
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468 // i now points after the parameter
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469 __remcomOutBuffer[i++] = ',';
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470 i += chars_to_hex( (char *)&foffset, &__remcomOutBuffer[i],
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471 sizeof(foffset) );
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472 __remcomOutBuffer[i++] = ',';
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473 i += chars_to_hex( (char *)&fwhence, &__remcomOutBuffer[i],
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474 sizeof(fwhence) );
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475 __remcomOutBuffer[i] = 0;
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476
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477 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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478 } // cyg_hal_gdbfileio_lseek()
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479
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480 __externC int
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481 cyg_hal_gdbfileio_rename( const char *oldpath, const char *newpath, int *sig )
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482 {
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483 unsigned int i=0;
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484 size_t namelen;
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485
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486 __remcomOutBuffer[i++] = 'F';
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487 __remcomOutBuffer[i++] = 'r';
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488 __remcomOutBuffer[i++] = 'e';
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489 __remcomOutBuffer[i++] = 'n';
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490 __remcomOutBuffer[i++] = 'a';
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491 __remcomOutBuffer[i++] = 'm';
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492 __remcomOutBuffer[i++] = 'e';
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493 __remcomOutBuffer[i++] = ',';
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494 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)oldpath,
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495 sizeof(oldpath)*8 );
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496 // i now points after the parameter
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497 __remcomOutBuffer[i++] = '/';
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498 namelen = strlen( oldpath )+1; // includes '\0'
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499 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)namelen,
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500 sizeof(namelen)*8 );
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501 __remcomOutBuffer[i++] = ',';
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502 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)newpath,
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jlarmour
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503 sizeof(newpath)*8 );
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jlarmour
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diff changeset
504 // i now points after the parameter
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diff changeset
505 __remcomOutBuffer[i++] = '/';
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506 namelen = strlen( newpath )+1; // includes '\0'
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diff changeset
507 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)namelen,
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diff changeset
508 sizeof(namelen)*8 );
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509 __remcomOutBuffer[i] = 0;
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510
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diff changeset
511 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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512 } // cyg_hal_gdbfileio_rename()
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513
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diff changeset
514 __externC int
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diff changeset
515 cyg_hal_gdbfileio_unlink( const char *pathname, int *sig )
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diff changeset
516 {
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diff changeset
517 unsigned int i=0;
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diff changeset
518 size_t namelen;
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diff changeset
519
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520 __remcomOutBuffer[i++] = 'F';
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diff changeset
521 __remcomOutBuffer[i++] = 'u';
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522 __remcomOutBuffer[i++] = 'n';
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523 __remcomOutBuffer[i++] = 'l';
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524 __remcomOutBuffer[i++] = 'i';
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525 __remcomOutBuffer[i++] = 'n';
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diff changeset
526 __remcomOutBuffer[i++] = 'k';
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diff changeset
527 __remcomOutBuffer[i++] = ',';
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528 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)pathname,
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diff changeset
529 sizeof(pathname)*8 );
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jlarmour
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diff changeset
530 // i now points after the parameter
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diff changeset
531 __remcomOutBuffer[i++] = '/';
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diff changeset
532 namelen = strlen( pathname )+1; // includes '\0'
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diff changeset
533 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)namelen,
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diff changeset
534 sizeof(namelen)*8 );
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535 __remcomOutBuffer[i] = 0;
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diff changeset
536
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537 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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jlarmour
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diff changeset
538 } // cyg_hal_gdbfileio_unlink()
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diff changeset
539
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jlarmour
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diff changeset
540 __externC int
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jlarmour
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diff changeset
541 cyg_hal_gdbfileio_isatty( int fd, int *sig )
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jlarmour
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diff changeset
542 {
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jlarmour
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diff changeset
543 unsigned int i=0;
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jlarmour
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diff changeset
544 fio_int_t ffd;
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jlarmour
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diff changeset
545
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jlarmour
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diff changeset
546 gdbfileio_newlib_to_fio_int_t( &fd, &ffd );
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jlarmour
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diff changeset
547
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jlarmour
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diff changeset
548 __remcomOutBuffer[i++] = 'F';
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parents:
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549 __remcomOutBuffer[i++] = 'i';
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550 __remcomOutBuffer[i++] = 's';
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diff changeset
551 __remcomOutBuffer[i++] = 'a';
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parents:
diff changeset
552 __remcomOutBuffer[i++] = 't';
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parents:
diff changeset
553 __remcomOutBuffer[i++] = 't';
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parents:
diff changeset
554 __remcomOutBuffer[i++] = 'y';
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jlarmour
parents:
diff changeset
555 __remcomOutBuffer[i++] = ',';
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diff changeset
556 i += chars_to_hex( (char *)&ffd, &__remcomOutBuffer[i], sizeof(ffd) );
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diff changeset
557 // i now points after the parameter
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diff changeset
558 __remcomOutBuffer[i] = 0;
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diff changeset
559
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560 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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561 } // cyg_hal_gdbfileio_isatty()
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diff changeset
562
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diff changeset
563 __externC int
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diff changeset
564 cyg_hal_gdbfileio_system( const char *command, int *sig )
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jlarmour
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diff changeset
565 {
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diff changeset
566 unsigned int i=0;
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diff changeset
567 size_t namelen;
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diff changeset
568
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569 __remcomOutBuffer[i++] = 'F';
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diff changeset
570 __remcomOutBuffer[i++] = 's';
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diff changeset
571 __remcomOutBuffer[i++] = 'y';
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572 __remcomOutBuffer[i++] = 's';
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diff changeset
573 __remcomOutBuffer[i++] = 't';
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diff changeset
574 __remcomOutBuffer[i++] = 'e';
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diff changeset
575 __remcomOutBuffer[i++] = 'm';
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diff changeset
576 __remcomOutBuffer[i++] = ',';
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diff changeset
577 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)command,
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diff changeset
578 sizeof(command)*8 );
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diff changeset
579 // i now points after the parameter
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diff changeset
580 __remcomOutBuffer[i++] = '/';
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diff changeset
581 namelen = strlen( command )+1; // includes '\0'
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diff changeset
582 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)namelen,
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diff changeset
583 sizeof(namelen)*8 );
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diff changeset
584 __remcomOutBuffer[i] = 0;
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diff changeset
585
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586 return gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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diff changeset
587 } // cyg_hal_gdbfileio_system()
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diff changeset
588
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parents:
diff changeset
589 __externC int
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diff changeset
590 cyg_hal_gdbfileio_gettimeofday( void *tv, void *tz, int *sig )
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diff changeset
591 {
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diff changeset
592 unsigned int i=0;
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593 struct newlib_timeval *ntv = (struct newlib_timeval *)tv;
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diff changeset
594 struct fio_timeval ftv;
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diff changeset
595 int rc;
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diff changeset
596
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diff changeset
597 // protocol doesn't support non-null timezone. Just enforce it here.
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diff changeset
598 if (NULL != tz)
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diff changeset
599 return -FILEIO_EINVAL;
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diff changeset
600
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diff changeset
601 __remcomOutBuffer[i++] = 'F';
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diff changeset
602 __remcomOutBuffer[i++] = 'g';
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diff changeset
603 __remcomOutBuffer[i++] = 'e';
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diff changeset
604 __remcomOutBuffer[i++] = 't';
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diff changeset
605 __remcomOutBuffer[i++] = 't';
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diff changeset
606 __remcomOutBuffer[i++] = 'i';
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diff changeset
607 __remcomOutBuffer[i++] = 'm';
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diff changeset
608 __remcomOutBuffer[i++] = 'e';
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diff changeset
609 __remcomOutBuffer[i++] = 'o';
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diff changeset
610 __remcomOutBuffer[i++] = 'f';
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diff changeset
611 __remcomOutBuffer[i++] = 'd';
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diff changeset
612 __remcomOutBuffer[i++] = 'a';
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diff changeset
613 __remcomOutBuffer[i++] = 'y';
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diff changeset
614 __remcomOutBuffer[i++] = ',';
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diff changeset
615 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)&ftv,
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616 sizeof(&ftv)*8 );
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617 __remcomOutBuffer[i++] = ',';
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618 __remcomOutBuffer[i++] = '0'; // tzptr
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619 __remcomOutBuffer[i] = 0;
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620
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621 rc = gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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622
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diff changeset
623 // now ftv should have its contents filled
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624 gdbfileio_fio_to_newlib_time_t( &ftv.tv_sec, &ntv->tv_sec );
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625 gdbfileio_fio_to_newlib_long_t( &ftv.tv_usec, &ntv->tv_usec );
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diff changeset
626
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627 return rc;
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diff changeset
628 } // cyg_hal_gdbfileio_gettimeofday()
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diff changeset
629
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diff changeset
630 __externC int
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diff changeset
631 cyg_hal_gdbfileio_stat( const char *pathname, struct newlib_stat *buf,
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diff changeset
632 int *sig )
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diff changeset
633 {
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diff changeset
634 unsigned int i=0;
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diff changeset
635 int rc;
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diff changeset
636 size_t namelen;
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jlarmour
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diff changeset
637 struct fio_stat fbuf;
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diff changeset
638
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diff changeset
639 __remcomOutBuffer[i++] = 'F';
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diff changeset
640 __remcomOutBuffer[i++] = 's';
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jlarmour
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diff changeset
641 __remcomOutBuffer[i++] = 't';
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jlarmour
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diff changeset
642 __remcomOutBuffer[i++] = 'a';
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jlarmour
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diff changeset
643 __remcomOutBuffer[i++] = 't';
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diff changeset
644 __remcomOutBuffer[i++] = ',';
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jlarmour
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diff changeset
645 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)pathname,
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diff changeset
646 sizeof(pathname)*8 );
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diff changeset
647 // i now points after the parameter
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diff changeset
648 __remcomOutBuffer[i++] = '/';
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jlarmour
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diff changeset
649 namelen = strlen( pathname )+1; // includes '\0'
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diff changeset
650 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)namelen,
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diff changeset
651 sizeof(namelen)*8 );
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diff changeset
652 __remcomOutBuffer[i++] = ',';
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diff changeset
653 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)&fbuf,
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diff changeset
654 sizeof(&fbuf)*8 );
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diff changeset
655 __remcomOutBuffer[i] = 0;
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diff changeset
656
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657 rc = gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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parents:
diff changeset
658
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diff changeset
659 // now fbuf should have its contents filled
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diff changeset
660 gdbfileio_fio_to_newlib_dev_t( &fbuf.st_dev, &buf->st_dev );
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jlarmour
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diff changeset
661 gdbfileio_fio_to_newlib_ino_t( &fbuf.st_ino, &buf->st_ino );
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diff changeset
662 gdbfileio_fio_to_newlib_mode_t( &fbuf.st_mode, &buf->st_mode );
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diff changeset
663 gdbfileio_fio_to_newlib_nlink_t( &fbuf.st_nlink, &buf->st_nlink );
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jlarmour
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diff changeset
664 gdbfileio_fio_to_newlib_uid_t( &fbuf.st_uid, &buf->st_uid );
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diff changeset
665 gdbfileio_fio_to_newlib_gid_t( &fbuf.st_gid, &buf->st_gid );
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diff changeset
666 gdbfileio_fio_to_newlib_dev_t( &fbuf.st_rdev, &buf->st_rdev );
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diff changeset
667 gdbfileio_fio_to_newlib_off_t( &fbuf.st_size, &buf->st_size );
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diff changeset
668 gdbfileio_fio_to_newlib_off_t( &fbuf.st_size, &buf->st_size );
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jlarmour
parents:
diff changeset
669 gdbfileio_fio_to_newlib_off_t( &fbuf.st_size, &buf->st_size );
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diff changeset
670 gdbfileio_fio_to_newlib_off_t( &fbuf.st_size, &buf->st_size );
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diff changeset
671 #if !defined(__svr4__) || defined(__PPC__) || defined(__sun__)
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diff changeset
672 gdbfileio_fio_to_newlib_long_t( &fbuf.st_blksize, &buf->st_blksize );
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jlarmour
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diff changeset
673 gdbfileio_fio_to_newlib_long_t( &fbuf.st_blocks, &buf->st_blocks );
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diff changeset
674 #endif
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diff changeset
675 gdbfileio_fio_to_newlib_time_t( &fbuf.st_atime, &buf->st_atime );
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diff changeset
676 gdbfileio_fio_to_newlib_time_t( &fbuf.st_mtime, &buf->st_mtime );
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diff changeset
677 gdbfileio_fio_to_newlib_time_t( &fbuf.st_ctime, &buf->st_ctime );
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678
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679 return rc;
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680 } // cyg_hal_gdbfileio_stat()
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681
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682 __externC int
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683 cyg_hal_gdbfileio_fstat( int fd, struct newlib_stat *buf, int *sig )
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684 {
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685 unsigned int i=0;
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686 int rc;
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687 struct fio_stat fbuf;
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688
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689 __remcomOutBuffer[i++] = 'F';
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690 __remcomOutBuffer[i++] = 'f';
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691 __remcomOutBuffer[i++] = 's';
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692 __remcomOutBuffer[i++] = 't';
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693 __remcomOutBuffer[i++] = 'a';
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694 __remcomOutBuffer[i++] = 't';
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695 __remcomOutBuffer[i++] = ',';
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696 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)fd,
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697 sizeof(fd)*8 );
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698 // i now points after the parameter
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699 __remcomOutBuffer[i++] = ',';
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700 i += __intToHex( &__remcomOutBuffer[i], (target_register_t)&fbuf,
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701 sizeof(&fbuf)*8 );
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702 __remcomOutBuffer[i] = 0;
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703
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704 rc = gdbfileio_common_sendpkt( __remcomOutBuffer, sig );
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705
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706 // now fbuf should have its contents filled
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707 gdbfileio_fio_to_newlib_dev_t( &fbuf.st_dev, &buf->st_dev );
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708 gdbfileio_fio_to_newlib_ino_t( &fbuf.st_ino, &buf->st_ino );
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709 gdbfileio_fio_to_newlib_mode_t( &fbuf.st_mode, &buf->st_mode );
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710 gdbfileio_fio_to_newlib_nlink_t( &fbuf.st_nlink, &buf->st_nlink );
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711 gdbfileio_fio_to_newlib_uid_t( &fbuf.st_uid, &buf->st_uid );
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712 gdbfileio_fio_to_newlib_gid_t( &fbuf.st_gid, &buf->st_gid );
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713 gdbfileio_fio_to_newlib_dev_t( &fbuf.st_rdev, &buf->st_rdev );
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714 gdbfileio_fio_to_newlib_off_t( &fbuf.st_size, &buf->st_size );
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715 gdbfileio_fio_to_newlib_off_t( &fbuf.st_size, &buf->st_size );
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716 gdbfileio_fio_to_newlib_off_t( &fbuf.st_size, &buf->st_size );
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717 gdbfileio_fio_to_newlib_off_t( &fbuf.st_size, &buf->st_size );
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718 #if !defined(__svr4__) || defined(__PPC__) || defined(__sun__)
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719 gdbfileio_fio_to_newlib_long_t( &fbuf.st_blksize, &buf->st_blksize );
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720 gdbfileio_fio_to_newlib_long_t( &fbuf.st_blocks, &buf->st_blocks );
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721 #endif
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722 gdbfileio_fio_to_newlib_time_t( &fbuf.st_atime, &buf->st_atime );
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723 gdbfileio_fio_to_newlib_time_t( &fbuf.st_mtime, &buf->st_mtime );
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724 gdbfileio_fio_to_newlib_time_t( &fbuf.st_ctime, &buf->st_ctime );
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725
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726 return rc;
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727 } // cyg_hal_gdbfileio_fstat()
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728
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729 /* EOF gdb-fileio.c */