FreeCalypso > hg > freecalypso-sw
annotate rvinterf/etmsync/fswrite.c @ 477:2f79ddc12bb0
OSL reconstruction: os_mis_fl.c: got the set of included headers, passes gcc
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Fri, 27 Jun 2014 07:23:00 +0000 |
parents | 3dd74b16df82 |
children | d1333db6385f |
rev | line source |
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1 /* |
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2 * FFS write operation commands |
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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 <ctype.h> |
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7 #include <stdio.h> |
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8 #include <stdlib.h> |
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9 #include <string.h> |
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10 #include <strings.h> |
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11 #include "etm.h" |
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12 #include "ffs.h" |
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13 #include "ffserr.h" |
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14 #include "tmffs2.h" |
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15 #include "limits.h" |
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16 #include "localtypes.h" |
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17 #include "localstruct.h" |
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18 #include "exitcodes.h" |
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19 |
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20 extern u_char rvi_msg[]; |
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21 extern int rvi_msg_len; |
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22 |
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23 do_mkdir_existok(pathname) |
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24 char *pathname; |
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25 { |
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26 u_char cmdpkt[MAX_PKT_TO_TARGET], *dp; |
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27 int rc, slen; |
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28 struct stat_info stat; |
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29 |
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30 slen = strlen(pathname); |
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31 if (slen >= TMFFS_STRING_SIZE) { |
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32 printf("error: pathname arg exceeds string length limit\n"); |
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33 return(ERROR_USAGE); |
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34 } |
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35 dp = cmdpkt + 1; |
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36 *dp++ = ETM_FFS2; |
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37 *dp++ = TMFFS_MKDIR; |
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38 *dp++ = slen + 1; |
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39 strcpy(dp, pathname); |
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40 dp += slen + 1; |
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41 rc = etm_pkt_exch(cmdpkt, dp - cmdpkt - 1); |
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42 if (rc) |
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43 return(rc); |
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44 if (rvi_msg_len != 5) { |
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45 printf("error: mkdir response has wrong length\n"); |
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46 return(ERROR_TARGET); |
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47 } |
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48 if (!rvi_msg[3]) /* success */ |
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49 return(0); |
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50 if (rvi_msg[3] != TMFFS_ERR_EXISTS) { |
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51 report_ffs_err("mkdir", rvi_msg[3]); |
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52 return(ERROR_TARGET); |
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53 } |
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54 /* object already exists: OK if it's a directory, error otherwise */ |
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55 rc = do_xlstat(pathname, &stat); |
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56 if (rc) |
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57 return(rc); |
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58 if (stat.type == OT_DIR) |
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59 return(0); |
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60 else { |
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61 printf("error: %s exists and is not a directory\n", pathname); |
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62 return(ERROR_TARGET); |
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63 } |
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64 } |
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65 |
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66 cmd_mkdir(argc, argv) |
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67 char **argv; |
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68 { |
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69 return do_mkdir_existok(argv[1]); |
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70 } |
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71 |
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72 cmd_delete(argc, argv) |
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73 char **argv; |
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74 { |
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75 u_char cmdpkt[MAX_PKT_TO_TARGET], *dp; |
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76 int rc, slen; |
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77 |
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78 slen = strlen(argv[1]); |
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79 if (slen >= TMFFS_STRING_SIZE) { |
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80 printf("error: pathname arg exceeds string length limit\n"); |
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81 return(ERROR_USAGE); |
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82 } |
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83 dp = cmdpkt + 1; |
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84 *dp++ = ETM_FFS2; |
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85 *dp++ = TMFFS_REMOVE; |
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86 *dp++ = slen + 1; |
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87 strcpy(dp, argv[1]); |
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88 dp += slen + 1; |
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89 rc = etm_pkt_exch(cmdpkt, dp - cmdpkt - 1); |
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90 if (rc) |
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91 return(rc); |
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92 if (rvi_msg_len != 5) { |
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93 printf("error: TMFFS_REMOVE response has wrong length\n"); |
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94 return(ERROR_TARGET); |
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95 } |
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96 if (rvi_msg[3]) { |
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97 report_ffs_err("ffs_remove", rvi_msg[3]); |
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98 return(ERROR_TARGET); |
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99 } |
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100 return(0); |
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101 } |
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102 |
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103 hexdigit(c) |
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104 { |
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105 if (isdigit(c)) |
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106 return(c - '0'); |
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107 else if (isupper(c)) |
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108 return(c - 'A' + 10); |
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109 else |
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110 return(c - 'a' + 10); |
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111 } |
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112 |
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113 fwrite_hex_string(pathname, strarg) |
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114 char *pathname, *strarg; |
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115 { |
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116 u_char buf[256]; |
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117 int maxlen, len; |
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118 char *cp; |
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119 |
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120 maxlen = max_short_file_write(pathname); |
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121 for (cp = strarg, len = 0; ; cp += 2) { |
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122 while (isspace(*cp)) |
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123 cp++; |
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124 if (!*cp) |
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125 break; |
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126 if (!isxdigit(cp[0]) || !isxdigit(cp[1])) { |
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127 fprintf(stderr, "error: invalid hex string argument\n"); |
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128 return(ERROR_USAGE); |
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129 } |
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130 if (len >= maxlen) { |
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131 fprintf(stderr, |
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132 "error: hex string exceeds write packet limit\n"); |
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133 return(ERROR_USAGE); |
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134 } |
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135 buf[len++] = hexdigit(cp[0]) << 4 | hexdigit(cp[1]); |
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136 } |
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137 return do_short_fwrite(pathname, buf, len); |
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138 } |
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139 |
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140 fwrite_from_file(pathname, srcfile) |
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141 char *pathname, *srcfile; |
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142 { |
293
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143 u_char buf[240]; |
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144 FILE *srcf; |
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145 int rc, cc, first, tfd; |
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146 |
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147 srcf = fopen(srcfile, "r"); |
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148 if (!srcf) { |
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149 perror(srcfile); |
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150 return(ERROR_UNIX); |
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151 } |
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152 for (first = 1; cc = fread(buf, 1, sizeof buf, srcf); first = 0) { |
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153 if (first) { |
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154 if (cc < sizeof buf && |
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155 cc <= max_short_file_write(pathname)) { |
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156 fclose(srcf); |
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157 return do_short_fwrite(pathname, buf, cc); |
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158 } |
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159 rc = fd_open(pathname, |
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160 FFS_O_WRONLY | FFS_O_CREATE | FFS_O_TRUNC, |
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161 &tfd); |
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162 if (rc) { |
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163 fclose(srcf); |
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164 return(rc); |
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165 } |
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166 } |
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167 rc = fd_write(tfd, buf, cc); |
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168 if (rc) { |
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169 fclose(srcf); |
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170 fd_close(tfd); |
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171 return(rc); |
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172 } |
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173 } |
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174 fclose(srcf); |
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175 if (first) { |
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176 /* 0 length file: do an open-for-write to create it */ |
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177 rc = fd_open(pathname, |
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178 FFS_O_WRONLY | FFS_O_CREATE | FFS_O_TRUNC, |
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179 &tfd); |
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180 if (rc) |
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181 return(rc); |
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182 } |
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183 return fd_close(tfd); |
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184 } |
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185 |
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186 cmd_fwrite(argc, argv) |
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187 char **argv; |
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188 { |
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189 if (strlen(argv[1]) >= TMFFS_STRING_SIZE) { |
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190 fprintf(stderr, |
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191 "error: pathname arg exceeds string length limit\n"); |
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192 return(ERROR_USAGE); |
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193 } |
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194 if (!strcmp(argv[2], "ascii")) |
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195 return do_short_fwrite(argv[1], argv[3], strlen(argv[3])); |
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196 else if (!strcmp(argv[2], "hex")) |
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197 return fwrite_hex_string(argv[1], argv[3]); |
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198 else if (!strcmp(argv[2], "file")) |
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199 return fwrite_from_file(argv[1], argv[3]); |
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200 else { |
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201 fprintf(stderr, |
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202 "error: middle argument to fwrite cmd must be \"ascii\", \"hex\" or \"file\"\n" |
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203 ); |
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204 return(ERROR_USAGE); |
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205 } |
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206 } |