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349 | ingob | 1 | /*#######################################################################################*/ |
2 | /* !!! THIS IS NOT FREE SOFTWARE !!! */ |
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3 | /*#######################################################################################*/ |
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4 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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5 | // + Copyright (c) 2008 Ingo Busker, Holger Buss |
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6 | // + Nur für den privaten Gebrauch / NON-COMMERCIAL USE ONLY |
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7 | // + FOR NON COMMERCIAL USE ONLY |
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8 | // + www.MikroKopter.com |
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9 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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10 | // + Es gilt für das gesamte Projekt (Hardware, Software, Binärfiles, Sourcecode und Dokumentation), |
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11 | // + dass eine Nutzung (auch auszugsweise) nur für den privaten (nicht-kommerziellen) Gebrauch zulässig ist. |
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12 | // + Sollten direkte oder indirekte kommerzielle Absichten verfolgt werden, ist mit uns (info@mikrokopter.de) Kontakt |
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13 | // + bzgl. der Nutzungsbedingungen aufzunehmen. |
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14 | // + Eine kommerzielle Nutzung ist z.B.Verkauf von MikroKoptern, Bestückung und Verkauf von Platinen oder Bausätzen, |
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15 | // + Verkauf von Luftbildaufnahmen, usw. |
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16 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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17 | // + Werden Teile des Quellcodes (mit oder ohne Modifikation) weiterverwendet oder veröffentlicht, |
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18 | // + unterliegen sie auch diesen Nutzungsbedingungen und diese Nutzungsbedingungen incl. Copyright müssen dann beiliegen |
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19 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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20 | // + Sollte die Software (auch auszugesweise) oder sonstige Informationen des MikroKopter-Projekts |
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21 | // + auf anderen Webseiten oder sonstigen Medien veröffentlicht werden, muss unsere Webseite "http://www.mikrokopter.de" |
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22 | // + eindeutig als Ursprung verlinkt werden |
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23 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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24 | // + Keine Gewähr auf Fehlerfreiheit, Vollständigkeit oder Funktion |
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25 | // + Benutzung auf eigene Gefahr |
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26 | // + Wir übernehmen keinerlei Haftung für direkte oder indirekte Personen- oder Sachschäden |
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27 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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28 | // + Die Portierung oder Nutzung der Software (oder Teile davon) auf andere Systeme (ausser der Hardware von www.mikrokopter.de) ist nur |
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29 | // + mit unserer Zustimmung zulässig |
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30 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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31 | // + Die Funktion printf_P() unterliegt ihrer eigenen Lizenz und ist hiervon nicht betroffen |
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32 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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33 | // + Redistributions of source code (with or without modifications) must retain the above copyright notice, |
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34 | // + this list of conditions and the following disclaimer. |
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35 | // + * Neither the name of the copyright holders nor the names of contributors may be used to endorse or promote products derived |
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36 | // + from this software without specific prior written permission. |
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37 | // + * The use of this project (hardware, software, binary files, sources and documentation) is only permitted |
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38 | // + for non-commercial use (directly or indirectly) |
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39 | // + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted |
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40 | // + with our written permission |
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41 | // + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be |
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42 | // + clearly linked as origin |
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43 | // + * porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed |
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44 | // |
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45 | // + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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46 | // + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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47 | // + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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48 | // + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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49 | // + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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50 | // + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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51 | // + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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52 | // + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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53 | // + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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54 | // + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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55 | // + POSSIBILITY OF SUCH DAMAGE. |
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56 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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57 | |||
58 | #include <stdio.h> |
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59 | #include <stdarg.h> |
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60 | #include <string.h> |
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61 | #include "91x_lib.h" |
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62 | #include "config.h" |
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63 | #include "main.h" |
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64 | #include "fat16.h" |
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65 | #include "ftphelper.h" |
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66 | #include "mkprotocol.h" |
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67 | #include "debug.h" |
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68 | #include "uart1.h" |
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69 | |||
70 | |||
71 | typedef struct |
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72 | { |
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73 | u8 Name[13]; |
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74 | u8 Attribute; |
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75 | u32 Size; |
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76 | |||
77 | } __attribute__((packed)) FTP_direntry_t; |
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78 | |||
79 | FTP_direntry_t FTP_direntry; |
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80 | |||
81 | char FTP_data[DATA_TRANSFER_SIZE+1]; // rx & tx buffer to avoid 2 buffers |
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82 | |||
83 | u16 CompressBuffer(char *buf, u16 size, u16 offset) |
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84 | { |
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85 | #define KEYWORD_COUNT 27 |
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86 | |||
87 | const char keyword[KEYWORD_COUNT][16]= |
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88 | {"Altimeter>\0 \0", |
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89 | "Current>\0 \0", |
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90 | "Variometer>\0 \0", |
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91 | "GroundSpeed>\0 \0", |
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92 | "VerticalSpeed>\0\0", |
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93 | "FlightTime>\0 \0", |
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94 | "Voltage>\0 \0", |
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95 | "Capacity>\0 \0", |
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96 | "RCQuality>\0 \0", |
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97 | "RCRSSI>\0 \0", |
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98 | "Compass>\0 \0", |
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99 | "NickAngle>\0 \0", |
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100 | "RollAngle>\0 \0", |
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101 | "NCFlag>\0 \0", |
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102 | "ErrorCode>\0 \0", |
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103 | "TargetBearing>\0\0", |
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104 | "RCSticks>\0 \0", |
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105 | "GPSSticks>\0 \0", |
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106 | "extensions>\0 \0", |
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107 | "Course>\0 \0", |
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108 | "trkpt\0 \0", |
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109 | "time>\0 \0", |
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110 | "sat>\0 \0", |
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111 | "ele>\0 \0", |
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112 | " lat=\0 \0", |
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113 | " lon=\0 \0", |
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114 | "TargetDistance>\0" }; |
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115 | u16 i, count = size; |
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116 | char *s = NULL, *start = buf+offset; |
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117 | |||
118 | for ( i = 0; i < KEYWORD_COUNT; i++) |
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119 | { |
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120 | s = strstr(start, keyword[i]); |
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121 | if (s != NULL) |
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122 | { u8 keylen = strlen(keyword[i]); |
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123 | *s= 27; |
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124 | *(s+1) = i+1; |
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125 | count-= (keylen-2); |
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126 | memcpy(s+2, s+keylen, count - (s-buf)); |
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127 | i--; |
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128 | } |
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129 | } |
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130 | |||
131 | return (count); |
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132 | } |
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133 | // -------------------------------------------------------------------- |
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134 | void CheckFTPCommand(u8 FTP_command) |
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135 | { |
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136 | static Find_t fe; |
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137 | static File_t *fp = NULL; |
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138 | static u8 blockindex, compressLevel = 0; |
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139 | |||
140 | u32 filesize; |
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141 | |||
142 | switch (FTP_command) |
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143 | { |
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144 | case FTP_CMD_FINDFIRST: |
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145 | FTP_direntry.Name[0] = 0; |
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146 | if (findfirst_("*.*", 0x35, &fe)) |
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147 | { |
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148 | memcpy(&FTP_direntry.Name, &fe.name, 13); |
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149 | FTP_direntry.Attribute = fe.fp.Attribute; |
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150 | FTP_direntry.Size = fe.fp.Size; |
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151 | // Debug(FTP_direntry.Name); |
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152 | } |
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153 | |||
154 | MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &FTP_direntry, sizeof(FTP_direntry)); |
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155 | break; |
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156 | |||
157 | case FTP_CMD_FINDNEXT: |
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158 | |||
159 | FTP_direntry.Name[0] = 0; |
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160 | |||
161 | if (findnext_(&fe)) |
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162 | { |
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163 | memcpy(&FTP_direntry.Name, &fe.name, 13); |
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164 | FTP_direntry.Attribute = fe.fp.Attribute; |
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165 | FTP_direntry.Size = fe.fp.Size; |
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166 | // Debug(FTP_direntry.Name); |
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167 | } |
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168 | |||
169 | MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &FTP_direntry, sizeof(FTP_direntry)); |
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170 | break; |
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171 | |||
172 | case FTP_CMD_GET_CWD: |
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173 | { |
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174 | char data_null = 0; |
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175 | MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 3, &FTP_command, 1, GetPath(), strlen(GetPath()), &data_null, 1 ); |
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176 | } |
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177 | |||
178 | break; |
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179 | |||
180 | case FTP_CMD_SET_CWD: |
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181 | |||
182 | chdir_(FTP_data); |
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183 | break; |
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184 | |||
185 | case FTP_CMD_OPEN_FILE: |
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186 | { |
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187 | u8 filefound; |
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188 | |||
189 | compressLevel = FTP_data[0]; |
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190 | fp = fopen_(&FTP_data[1], 'r'); |
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191 | if (fp != NULL) |
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192 | { |
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193 | filefound = 1; |
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194 | filesize = fp->Size; |
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195 | blockindex = 0; // reset index counter |
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196 | } |
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197 | else filefound = 0; // this means, no valid file found for transfer |
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198 | |||
199 | |||
200 | MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 3, &FTP_command, 1, &filefound, 1, &filesize, sizeof(filesize)); |
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201 | } |
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202 | break; |
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203 | |||
204 | case FTP_CMD_GET_FILE_DATA: |
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205 | { |
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206 | u16 size = DATA_TRANSFER_SIZE; |
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207 | |||
208 | if (FTP_data[0] == blockindex + 1) // next block is requested |
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209 | { |
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210 | blockindex++; |
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211 | } |
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212 | else if (FTP_data[0] == blockindex) // repeat last block |
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213 | { |
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214 | fseek_(fp, SEEK_CUR, -DATA_TRANSFER_SIZE); // set filepointer to beginning of last block |
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215 | } |
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216 | else blockindex = FTP_data[0]+ 10; // ABORT transfer, blockindex now out of valid range |
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217 | |||
218 | fread_(FTP_data, DATA_TRANSFER_SIZE, 1, fp); // read data block to buffer); |
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219 | FTP_data[DATA_TRANSFER_SIZE] = 0; |
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220 | |||
221 | if (compressLevel) |
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222 | { |
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223 | size = CompressBuffer(FTP_data, DATA_TRANSFER_SIZE, 0); |
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224 | |||
225 | if (compressLevel > 1) |
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226 | { |
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227 | if (size < DATA_TRANSFER_SIZE - 50) |
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228 | { |
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229 | fread_(&FTP_data[size], DATA_TRANSFER_SIZE - size, 1, fp); // read data block to buffer); |
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230 | FTP_data[DATA_TRANSFER_SIZE] = 0; |
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231 | size = CompressBuffer(FTP_data, DATA_TRANSFER_SIZE, size); |
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232 | } |
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233 | } |
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234 | } |
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235 | |||
236 | MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 4, &FTP_command, 1, &blockindex, 1, &size, 2, &FTP_data, size); |
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237 | } |
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238 | break; |
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239 | |||
240 | case FTP_CMD_CLOSE_FILE: |
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241 | fclose_(fp); |
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242 | Debug("ftp: CloseFile"); |
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243 | |||
244 | break; |
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245 | |||
246 | case FTP_CMD_NONE: |
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247 | default: |
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248 | FTP_command = FTP_CMD_NONE; |
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249 | Debug("ftp: CMD None"); |
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250 | break; |
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251 | } |
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252 | } |
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253 | |||
254 |