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1 | ||
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2 | VERSIONMJ=1 | |
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3 | VERSIONM=0 | |
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4 | BUILD=1 | |
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5 | lIBFILE=liblppserial.so.$(VERSIONMJ).$(VERSIONM).$(BUILD) | |
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6 | CurrentPath="$(shell pwd)" | |
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7 | ||
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8 | ||
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9 | ||
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10 | all:dirs | |
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11 | gcc -c RS232.c -fPIC -Wall -o ./tmp/RS232.o | |
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12 | gcc -shared -Wl,-soname,liblppserial.so.$(VERSIONMJ) -o ./bin/$(lIBFILE) ./tmp/RS232.o | |
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13 | ln -sf $(CurrentPath)/bin/$(lIBFILE) $(CurrentPath)/bin/liblppserial.so | |
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14 | ln -sf $(CurrentPath)/bin/$(lIBFILE) $(CurrentPath)/bin/liblppserial.so.1 | |
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15 | ar rs $(CurrentPath)/bin/liblppserial.a ./tmp/RS232.o | |
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16 | cp RS232.h ./include/lppserial.h | |
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17 | @echo "lppserial compiled" | |
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18 | ||
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19 | ||
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20 | ||
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21 | install: | |
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22 | sudo cp ./bin/$(lIBFILE) /usr/lib/$(lIBFILE) | |
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23 | sudo cp include/* /usr/include/ | |
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24 | ln -sf /usr/lib/$(lIBFILE) /usr/lib/liblppserial.so | |
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25 | ln -sf /usr/lib/$(lIBFILE) /usr/lib/liblppserial.so.1 | |
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26 | cp $(CurrentPath)/bin/liblppserial.a /usr/lib/liblppserial.a | |
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27 | ldconfig | |
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28 | ||
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29 | ||
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30 | ||
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31 | dist: | |
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32 | tar -cvzf ./../lppserial.tgz ../lppserial | |
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33 | ||
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34 | ||
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35 | ||
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36 | ||
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37 | clean: | |
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38 | rm bin/* | |
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39 | rm tmp/* | |
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40 | rm include/* | |
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41 | ||
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42 | ||
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43 | ||
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44 | distclean: | |
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45 | rm -f -R tmp | |
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46 | rm -f -R bin | |
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47 | rm -f -R include | |
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48 | ||
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49 | ||
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50 | ||
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51 | ||
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52 | dirs: | |
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53 | mkdir -p tmp | |
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54 | mkdir -p bin | |
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55 | mkdir -p include | |
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56 | ||
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57 | ||
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58 |
@@ -0,0 +1,242 | |||
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1 | // SOPSUYSI_RS232.c - Function to communicate on Serial Port | |
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2 | ||
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3 | #include <stdio.h> | |
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4 | #include <unistd.h> | |
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5 | #include <fcntl.h> | |
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6 | #include <termios.h> | |
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7 | #include <string.h> | |
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8 | #include <errno.h> | |
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9 | #include "RS232.h" | |
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10 | ||
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11 | ||
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12 | speed_t rs232cfspeed(unsigned int BaudeRate) | |
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13 | { | |
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14 | if(BaudeRate<25) | |
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15 | return B0; | |
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16 | ||
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17 | if(BaudeRate<67) | |
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18 | return B50; | |
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19 | ||
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20 | if(BaudeRate<93) | |
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21 | return B75; | |
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22 | ||
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23 | if(BaudeRate<123) | |
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24 | return B110; | |
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25 | ||
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26 | if(BaudeRate<142) | |
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27 | return B134; | |
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28 | ||
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29 | if(BaudeRate<175) | |
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30 | return B150; | |
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31 | ||
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32 | if(BaudeRate<250) | |
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33 | return B200; | |
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34 | ||
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35 | if(BaudeRate<450) | |
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36 | return B300; | |
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37 | ||
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38 | if(BaudeRate<900) | |
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39 | return B600; | |
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40 | ||
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41 | if(BaudeRate<1500) | |
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42 | return B1200; | |
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43 | ||
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44 | if(BaudeRate<2100) | |
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45 | return B1800; | |
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46 | ||
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47 | if(BaudeRate<3600) | |
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48 | return B2400; | |
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49 | ||
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50 | if(BaudeRate<7200) | |
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51 | return B4800; | |
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52 | ||
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53 | if(BaudeRate<1400) | |
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54 | return B9600; | |
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55 | ||
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56 | if(BaudeRate<28800) | |
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57 | return B19200; | |
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58 | ||
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59 | if(BaudeRate<48000) | |
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60 | return B38400; | |
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61 | ||
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62 | if(BaudeRate<86400) | |
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63 | return B57600; | |
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64 | ||
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65 | if(BaudeRate<172800) | |
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66 | return B115200; | |
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67 | else | |
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68 | // if(172799<BaudeRate) | |
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69 | return B230400; | |
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70 | } | |
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71 | ||
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72 | ||
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73 | int rs232cfparity(int fd, struct termios *terminos, int Parity) | |
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74 | { | |
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75 | if (fd == -1) | |
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76 | { | |
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77 | return fd; | |
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78 | } | |
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79 | else | |
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80 | { | |
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81 | switch(Parity) | |
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82 | { | |
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83 | case 1: | |
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84 | terminos->c_cflag |= PARENB; | |
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85 | break; | |
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86 | default: | |
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87 | terminos->c_cflag &= ~PARENB; | |
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88 | break; | |
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89 | } | |
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90 | return 0; | |
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91 | } | |
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92 | } | |
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93 | ||
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94 | ||
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95 | int rs232cfnbstop(int fd, struct termios *terminos, int NbStop) | |
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96 | { | |
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97 | if (fd == -1) | |
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98 | { | |
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99 | return fd; | |
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100 | } | |
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101 | else | |
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102 | { | |
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103 | switch(NbStop) | |
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104 | { | |
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105 | case 2: | |
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106 | terminos->c_cflag |= CSTOPB; | |
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107 | break; | |
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108 | default: | |
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109 | terminos->c_cflag &= ~CSTOPB; | |
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110 | break; | |
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111 | } | |
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112 | return 0; | |
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113 | } | |
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114 | } | |
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115 | ||
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116 | ||
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117 | int rs232cfcsize(int fd, struct termios *terminos, int ChSize) | |
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118 | { | |
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119 | if (fd == -1) | |
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120 | { | |
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121 | return fd; | |
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122 | } | |
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123 | else | |
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124 | { | |
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125 | switch(ChSize) | |
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126 | { | |
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127 | case 5: | |
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128 | terminos->c_cflag |= CS5; | |
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129 | break; | |
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130 | case 6: | |
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131 | terminos->c_cflag |= CS6; | |
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132 | break; | |
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133 | case 7: | |
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134 | terminos->c_cflag |= CS7; | |
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135 | break; | |
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136 | default: | |
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137 | terminos->c_cflag |= CS8; | |
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138 | break; | |
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139 | } | |
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140 | return 0; | |
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141 | } | |
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142 | } | |
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143 | ||
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144 | ||
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145 | int rs232open(char* psPortName) | |
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146 | { | |
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147 | ||
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148 | int fd = open(psPortName, O_RDWR | O_NOCTTY | O_NDELAY); | |
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149 | ||
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150 | return fd; | |
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151 | } | |
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152 | ||
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153 | ||
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154 | int rs232setup(int fd, int ChSize, int BaudeRate, int Parity, int NbStop) | |
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155 | { | |
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156 | if (fd == -1) | |
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157 | { | |
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158 | return fd; | |
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159 | } | |
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160 | else | |
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161 | { | |
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162 | struct termios terminos; | |
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163 | tcgetattr(fd, &terminos); | |
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164 | ||
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165 | cfsetispeed(&terminos, rs232cfspeed(BaudeRate)); | |
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166 | cfsetospeed(&terminos, rs232cfspeed(BaudeRate)); | |
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167 | ||
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168 | terminos.c_cflag |= (CLOCAL | CREAD); | |
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169 | rs232cfparity(fd, &terminos, Parity); | |
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170 | rs232cfnbstop(fd, &terminos, NbStop); | |
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171 | rs232cfcsize(fd, &terminos, ChSize); | |
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172 | ||
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173 | ||
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174 | tcsetattr(fd, TCSANOW, &terminos); | |
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175 | tcgetattr(fd, &terminos); | |
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176 | return 0; | |
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177 | } | |
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178 | } | |
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179 | ||
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180 | ||
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181 | int rs232write(int fd,char *psWrite) | |
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182 | { | |
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183 | int Len_psWrite = (int)strlen(psWrite); | |
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184 | int charsWrite=0; | |
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185 | ||
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186 | if (fd == -1) | |
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187 | { | |
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188 | return -1; | |
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189 | } | |
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190 | else | |
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191 | { | |
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192 | charsWrite = write(fd, psWrite, Len_psWrite); | |
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193 | return charsWrite; | |
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194 | } | |
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195 | } | |
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196 | ||
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197 | ||
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198 | int rs232read(int fd,char *psReadHex) | |
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199 | { | |
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200 | char ReadBuff[ReadBufferSize]; | |
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201 | int CharsRead=0, Reads=0, i=0; | |
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202 | ||
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203 | for(i=0;i<ReadBufferSize;i++) | |
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204 | ReadBuff[i]='\0'; | |
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205 | ||
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206 | if (fd == -1) | |
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207 | { | |
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208 | return fd; | |
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209 | } | |
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210 | else | |
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211 | { | |
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212 | read(fd, ReadBuff, ReadBufferSize); | |
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213 | while(CharsRead<(ReadBufferSize-1)) | |
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214 | { | |
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215 | for(i=0;i<ReadBufferSize;i++) | |
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216 | ReadBuff[i]='\0'; | |
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217 | ||
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218 | if((Reads = read(fd, ReadBuff, (ReadBufferSize-1)-CharsRead)) > 0) | |
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219 | { | |
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220 | CharsRead = CharsRead + Reads; | |
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221 | ReadBuff[CharsRead]='\0'; | |
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222 | strcat(psReadHex, ReadBuff); | |
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223 | } | |
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224 | ||
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225 | } | |
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226 | return CharsRead; | |
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227 | } | |
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228 | } | |
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229 | ||
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230 | ||
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231 | int rs232close(int fd) | |
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232 | { | |
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233 | if (fd == -1) | |
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234 | { | |
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235 | return fd; | |
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236 | } | |
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237 | else | |
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238 | { | |
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239 | close(fd); | |
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240 | return 0; | |
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241 | } | |
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242 | } |
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