FreeCalypso > hg > freecalypso-sw
annotate rvinterf/etmsync/fsread.c @ 586:25a3095e8a98
L1: dsp subdir added to the build
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Fri, 15 Aug 2014 22:29:30 +0000 |
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1 /* |
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2 * Commands for reading the content of a GSM device's file system |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <sys/param.h> |
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7 #include <sys/stat.h> |
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8 #include <stdio.h> |
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9 #include <stdlib.h> |
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10 #include <string.h> |
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11 #include <strings.h> |
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12 #include <unistd.h> |
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13 #include "etm.h" |
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14 #include "ffs.h" |
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15 #include "tmffs2.h" |
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16 #include "limits.h" |
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17 #include "ffslimits.h" |
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18 #include "localtypes.h" |
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19 #include "localstruct.h" |
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20 #include "exitcodes.h" |
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21 |
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22 extern char *pathname_for_ffs_child(); |
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23 |
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24 void |
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25 ll_print_line(pathname, stat) |
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26 char *pathname; |
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27 struct stat_info *stat; |
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28 { |
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29 char readonly; |
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30 char rlbuf[256]; |
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31 |
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32 if (stat->flags & OF_READONLY) |
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33 readonly = 'r'; |
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34 else |
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35 readonly = ' '; |
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36 switch (stat->type) { |
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37 case OT_FILE: |
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38 printf("f%c %7u %s\n", readonly, stat->size, pathname); |
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39 return; |
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40 case OT_DIR: |
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41 printf("d%c %s\n", readonly, pathname); |
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42 return; |
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43 case OT_LINK: |
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44 if (do_readlink_sancheck(pathname, rlbuf)) |
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45 strcpy(rlbuf, "<invalid>"); |
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46 printf("l%c %s -> %s\n", readonly, pathname, rlbuf); |
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47 return; |
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48 default: |
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49 printf("?%c %s\n", readonly, pathname); |
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50 } |
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51 } |
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52 |
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53 cmd_ll(argc, argv) |
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54 char **argv; |
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55 { |
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56 struct stat_info stat; |
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57 u_char rdstate[4]; |
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58 char rdbuf[MAX_FN_COMPONENT+1], childpath[MAX_FULL_PATHNAME+1], *childp; |
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59 int nument, i, rc; |
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60 |
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61 if (validate_ffs_pathname(argv[1]) < 0) |
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62 return(ERROR_USAGE); /* err msg already printed */ |
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63 rc = do_xlstat(argv[1], &stat); |
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64 if (rc) |
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65 return(rc); |
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66 if (stat.type != OT_DIR) { |
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67 ll_print_line(argv[1], &stat); |
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68 return(0); |
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69 } |
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70 rc = do_opendir(argv[1], rdstate, &nument); |
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71 if (rc) |
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72 return(rc); |
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73 if (!nument) { |
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74 printf("<empty dir>\n"); |
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75 return(0); |
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76 } |
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77 childp = pathname_for_ffs_child(argv[1], childpath); |
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78 if (!childp) { |
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79 printf("error: non-empty dir at the limit of pathname depth\n"); |
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80 return(ERROR_TARGET); |
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81 } |
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82 for (i = 0; i < nument; i++) { |
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83 rc = do_readdir(rdstate, rdbuf, MAX_FN_COMPONENT+1); |
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84 if (rc) |
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85 return(rc); |
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86 if (index(rdbuf, '/')) { |
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87 printf("error: readdir result contains a slash\n"); |
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88 return(ERROR_TARGET); |
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89 } |
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90 strcpy(childp, rdbuf); |
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91 rc = do_xlstat(childpath, &stat); |
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92 if (rc) { |
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93 printf("xlstat failed on %s\n", childpath); |
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94 return(rc); |
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95 } |
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96 ll_print_line(childpath, &stat); |
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97 } |
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98 return(0); |
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99 } |
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100 |
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101 void |
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102 hexdump_line(offset, buf, len) |
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103 u_char *buf; |
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104 { |
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105 int i, c; |
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106 |
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107 printf("%02X: ", offset); |
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108 for (i = 0; i < 16; i++) { |
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109 if (i < len) |
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110 printf("%02X ", buf[i]); |
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111 else |
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112 fputs(" ", stdout); |
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113 if (i == 7 || i == 15) |
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114 putchar(' '); |
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115 } |
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116 for (i = 0; i < len; i++) { |
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117 c = buf[i]; |
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118 if (c < ' ' || c > '~') |
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119 c = '.'; |
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120 putchar(c); |
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121 } |
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122 putchar('\n'); |
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123 } |
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124 |
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125 cmd_hd(argc, argv) |
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126 char **argv; |
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127 { |
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128 u_char databuf[MAX_READ_DATA]; |
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129 int rc, sz, off, l; |
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130 |
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131 rc = do_file_read(argv[1], databuf, MAX_READ_DATA, &sz); |
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132 if (rc) |
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133 return(rc); |
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134 printf("%d bytes read\n", sz); |
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135 for (off = 0; off < sz; off += 16) { |
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136 l = sz - off; |
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137 if (l > 16) |
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138 l = 16; |
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139 hexdump_line(off, databuf + off, l); |
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140 } |
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141 return(0); |
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142 } |
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143 |
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144 cpout_object(ffspath, hostpath) |
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145 char *ffspath, *hostpath; |
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146 { |
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147 struct stat_info stat; |
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148 int rc; |
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149 |
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150 rc = do_xlstat(ffspath, &stat); |
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151 if (rc) |
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152 return(rc); |
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153 switch (stat.type) { |
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154 case OT_FILE: |
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155 return cpout_file(ffspath, hostpath); |
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156 case OT_DIR: |
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157 return cpout_dir(ffspath, hostpath); |
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158 case OT_LINK: |
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159 printf("skipping FFS symlink %s\n", ffspath); |
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160 return(0); |
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161 default: |
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162 printf("error: stat returned bad objtype for %s\n", ffspath); |
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163 return(ERROR_TARGET); |
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164 } |
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165 } |
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166 |
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167 cpout_file(ffspath, hostpath) |
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168 char *ffspath, *hostpath; |
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169 { |
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170 int tfd; |
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171 FILE *of; |
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172 u_char buf[MAX_READ_DATA]; |
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173 int rc, sz; |
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174 |
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175 printf("copying %s\n", ffspath); |
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176 rc = fd_open(ffspath, FFS_O_RDONLY, &tfd); |
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177 if (rc) |
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178 return(rc); |
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179 of = fopen(hostpath, "w"); |
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180 if (!of) { |
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181 perror(hostpath); |
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182 fd_close(tfd); |
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183 return(ERROR_UNIX); |
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184 } |
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185 for (;;) { |
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186 rc = fd_read(tfd, buf, MAX_READ_DATA, &sz); |
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187 if (rc) { |
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188 fd_close(tfd); |
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189 fclose(of); |
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190 return(rc); |
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191 } |
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192 if (!sz) |
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193 break; |
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194 fwrite(buf, 1, sz, of); |
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195 } |
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196 fclose(of); |
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197 return fd_close(tfd); |
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198 } |
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199 |
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200 host_mkdir(pathname) |
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201 char *pathname; |
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202 { |
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203 int rc; |
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204 struct stat st; |
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205 |
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206 rc = stat(pathname, &st); |
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207 if (rc < 0) { |
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208 rc = mkdir(pathname, 0777); |
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209 if (rc < 0) { |
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210 perror(pathname); |
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211 return(ERROR_UNIX); |
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212 } |
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213 return(0); |
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214 } else { |
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215 if (S_ISDIR(st.st_mode)) |
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216 return(0); |
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217 else { |
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218 fprintf(stderr, |
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219 "error: %s already exists and is not a directory\n", |
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220 pathname); |
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221 return(ERROR_UNIX); |
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222 } |
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223 } |
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224 } |
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225 |
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226 cpout_dir(ffspath_dir, hostpath_dir) |
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227 char *ffspath_dir, *hostpath_dir; |
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228 { |
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229 u_char rdstate[4]; |
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230 char rdbuf[MAX_FN_COMPONENT+1], ffspath_child[MAX_FULL_PATHNAME+1]; |
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231 char *childp; |
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232 char hostpath_child[MAXPATHLEN]; |
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233 int nument, i, rc, childerr; |
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234 |
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235 printf("dir %s\n", ffspath_dir); |
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236 rc = host_mkdir(hostpath_dir); |
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237 if (rc) |
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238 return(rc); |
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239 rc = do_opendir(ffspath_dir, rdstate, &nument); |
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240 if (rc) |
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241 return(rc); |
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242 if (!nument) |
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243 return(0); |
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244 childp = pathname_for_ffs_child(ffspath_dir, ffspath_child); |
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245 if (!childp) { |
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246 printf("error: non-empty dir at the limit of pathname depth\n"); |
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247 return(ERROR_TARGET); |
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248 } |
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249 childerr = 0; |
288
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250 for (i = 0; i < nument; i++) { |
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251 rc = do_readdir(rdstate, rdbuf, MAX_FN_COMPONENT+1); |
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252 if (rc) |
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253 return(rc); |
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254 if (index(rdbuf, '/')) { |
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255 printf("error: readdir result contains a slash\n"); |
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256 return(ERROR_TARGET); |
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257 } |
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258 strcpy(childp, rdbuf); |
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259 if (rdbuf[0] == '.') { |
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260 printf("skipping %s\n", ffspath_child); |
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261 continue; |
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262 } |
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263 if (strlen(hostpath_dir) + strlen(rdbuf) + 2 > |
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264 sizeof hostpath_child) { |
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265 fprintf(stderr, |
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266 "error: host side pathname buffer overflow\n"); |
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267 return(ERROR_UNIX); |
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268 } |
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269 sprintf(hostpath_child, "%s/%s", hostpath_dir, rdbuf); |
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270 rc = cpout_object(ffspath_child, hostpath_child); |
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271 if (rc && rc != ERROR_TARGET) |
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272 return(rc); |
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273 if (rc) |
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274 childerr = rc; |
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275 } |
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276 return(childerr); |
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277 } |
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278 |
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279 cmd_cpout(argc, argv) |
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280 char **argv; |
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281 { |
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282 if (validate_ffs_pathname(argv[1]) < 0) |
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283 return(ERROR_USAGE); /* err msg already printed */ |
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284 return cpout_object(argv[1], argv[2]); |
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285 } |
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286 |
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287 cmd_cpout_file(argc, argv) |
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288 char **argv; |
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289 { |
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290 return cpout_file(argv[1], argv[2]); |
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291 } |