1 | /** |
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2 | * @file rtems/stringto.h |
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3 | * |
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4 | * This file defines the interface to a set of string conversion helpers. |
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5 | */ |
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6 | |
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7 | /* |
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8 | * COPYRIGHT (c) 2009-2011. |
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9 | * On-Line Applications Research Corporation (OAR). |
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10 | * |
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11 | * The license and distribution terms for this file may be |
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12 | * found in the file LICENSE in this distribution or at |
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13 | * http://www.rtems.com/license/LICENSE. |
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14 | */ |
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15 | |
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16 | #ifndef _RTEMS_STRINGTO_H |
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17 | #define _RTEMS_STRINGTO_H |
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18 | /** |
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19 | * @defgroup libmisc_conv_help Conversion Helpers |
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20 | * |
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21 | * @ingroup libmisc |
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22 | */ |
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23 | /**@{*/ |
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24 | |
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25 | #include <rtems.h> |
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26 | |
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27 | /** |
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28 | * @brief Convert String to Pointer (with validation). |
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29 | * |
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30 | * This method converts a string to a pointer (void *) with |
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31 | * basic numeric validation. |
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32 | * |
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33 | * @param[in] s is the string to convert |
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34 | * @param[in] n points to the variable to place the converted output in |
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35 | * @param[in] endptr is used to keep track of the position in the string |
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36 | * |
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37 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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38 | * and *n is filled in. Otherwise, the status indicates the |
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39 | * source of the error. |
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40 | */ |
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41 | rtems_status_code rtems_string_to_pointer( |
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42 | const char *s, |
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43 | void **n, |
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44 | char **endptr |
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45 | ); |
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46 | |
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47 | /** |
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48 | * @brief Convert String to Unsigned Character (with validation). |
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49 | * |
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50 | * This method converts a string to an unsigned character with |
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51 | * range validation. |
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52 | * |
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53 | * @param[in] s is the string to convert |
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54 | * @param[in] n points to the variable to place the converted output in |
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55 | * @param[in] endptr is used to keep track of the position in the string |
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56 | * @param[in] base is the expected base of the number |
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57 | * |
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58 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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59 | * and *n is filled in. Otherwise, the status indicates the |
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60 | * source of the error. |
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61 | */ |
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62 | rtems_status_code rtems_string_to_unsigned_char( |
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63 | const char *s, |
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64 | unsigned char *n, |
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65 | char **endptr, |
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66 | int base |
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67 | ); |
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68 | |
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69 | /** |
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70 | * @brief Convert String to Int (with validation). |
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71 | * |
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72 | * This method converts a string to an int with range validation. |
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73 | * |
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74 | * @param[in] s is the string to convert |
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75 | * @param[in] n points to the variable to place the converted output in |
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76 | * @param[in] endptr is used to keep track of the position in the string |
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77 | * @param[in] base is the expected base of the number |
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78 | * |
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79 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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80 | * and *n is filled in. Otherwise, the status indicates the |
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81 | * source of the error. |
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82 | */ |
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83 | rtems_status_code rtems_string_to_int( |
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84 | const char *s, |
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85 | int *n, |
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86 | char **endptr, |
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87 | int base |
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88 | ); |
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89 | |
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90 | /** |
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91 | * @brief Convert String to Unsigned Int (with validation). |
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92 | * |
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93 | * This method converts a string to an unsigned int with range validation. |
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94 | * |
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95 | * @param[in] s is the string to convert |
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96 | * @param[in] n points to the variable to place the converted output in |
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97 | * @param[in] endptr is used to keep track of the position in the string |
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98 | * @param[in] base is the expected base of the number |
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99 | * |
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100 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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101 | * and *n is filled in. Otherwise, the status indicates the |
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102 | * source of the error. |
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103 | */ |
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104 | rtems_status_code rtems_string_to_unsigned_int( |
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105 | const char *s, |
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106 | unsigned int *n, |
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107 | char **endptr, |
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108 | int base |
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109 | ); |
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110 | |
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111 | /** |
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112 | * @brief Convert String to Long (with validation). |
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113 | * |
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114 | * This method converts a string to a long with |
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115 | * range validation. |
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116 | * |
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117 | * @param[in] s is the string to convert |
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118 | * @param[in] n points to the variable to place the converted output in |
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119 | * @param[in] endptr is used to keep track of the position in the string |
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120 | * @param[in] base is the expected base of the number |
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121 | * |
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122 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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123 | * and *n is filled in. Otherwise, the status indicates the |
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124 | * source of the error. |
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125 | */ |
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126 | rtems_status_code rtems_string_to_long( |
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127 | const char *s, |
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128 | long *n, |
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129 | char **endptr, |
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130 | int base |
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131 | ); |
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132 | |
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133 | /** |
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134 | * @brief Convert String to Unsigned Long (with validation). |
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135 | * |
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136 | * This method converts a string to an unsigned long with |
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137 | * range validation. |
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138 | * |
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139 | * @param[in] s is the string to convert |
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140 | * @param[in] n points to the variable to place the converted output in |
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141 | * @param[in] endptr is used to keep track of the position in the string |
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142 | * @param[in] base is the expected base of the number |
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143 | * |
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144 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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145 | * and *n is filled in. Otherwise, the status indicates the |
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146 | * source of the error. |
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147 | */ |
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148 | rtems_status_code rtems_string_to_unsigned_long( |
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149 | const char *s, |
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150 | unsigned long *n, |
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151 | char **endptr, |
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152 | int base |
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153 | ); |
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154 | |
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155 | /** |
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156 | * @brief Convert String to Long Long (with validation). |
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157 | * |
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158 | * This method converts a string to a long long with |
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159 | * range validation. |
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160 | * |
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161 | * @param[in] s is the string to convert |
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162 | * @param[in] n points to the variable to place the converted output in |
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163 | * @param[in] endptr is used to keep track of the position in the string |
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164 | * @param[in] base is the expected base of the number |
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165 | * |
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166 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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167 | * and *n is filled in. Otherwise, the status indicates the |
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168 | * source of the error. |
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169 | */ |
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170 | rtems_status_code rtems_string_to_long_long( |
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171 | const char *s, |
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172 | long long *n, |
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173 | char **endptr, |
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174 | int base |
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175 | ); |
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176 | |
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177 | /** |
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178 | * @brief Convert String to Unsigned Long Long (with validation). |
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179 | * |
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180 | * This method converts a string to an unsigned character with |
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181 | * range validation. |
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182 | * |
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183 | * @param[in] s is the string to convert |
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184 | * @param[in] n points to the variable to place the converted output in |
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185 | * @param[in] endptr is used to keep track of the position in the string |
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186 | * @param[in] base is the expected base of the number |
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187 | * |
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188 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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189 | * and *n is filled in. Otherwise, the status indicates the |
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190 | * source of the error. |
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191 | */ |
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192 | rtems_status_code rtems_string_to_unsigned_long_long( |
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193 | const char *s, |
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194 | unsigned long long *n, |
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195 | char **endptr, |
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196 | int base |
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197 | ); |
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198 | |
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199 | /** |
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200 | * @brief Convert String to Float (with validation). |
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201 | * |
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202 | * This method converts a string to a float with range validation. |
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203 | * |
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204 | * @param[in] s is the string to convert |
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205 | * @param[in] n points to the variable to place the converted output in |
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206 | * @param[in] endptr is used to keep track of the position in the string |
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207 | * |
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208 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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209 | * and *n is filled in. Otherwise, the status indicates the |
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210 | * source of the error. |
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211 | */ |
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212 | rtems_status_code rtems_string_to_float( |
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213 | const char *s, |
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214 | float *n, |
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215 | char **endptr |
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216 | ); |
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217 | |
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218 | /** |
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219 | * @brief Convert String to Double (with validation). |
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220 | * |
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221 | * This method converts a string to a double with range validation. |
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222 | * |
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223 | * @param[in] s is the string to convert |
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224 | * @param[in] n points to the variable to place the converted output in |
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225 | * @param[in] endptr is used to keep track of the position in the string |
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226 | * |
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227 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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228 | * and *n is filled in. Otherwise, the status indicates the |
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229 | * source of the error. |
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230 | */ |
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231 | rtems_status_code rtems_string_to_double( |
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232 | const char *s, |
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233 | double *n, |
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234 | char **endptr |
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235 | ); |
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236 | |
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237 | /** |
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238 | * @brief Convert String to long double (with validation). |
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239 | * |
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240 | * This method converts a string to a long double with range validation. |
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241 | * |
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242 | * @param[in] s is the string to convert |
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243 | * @param[in] n points to the variable to place the converted output in |
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244 | * @param[in] endptr is used to keep track of the position in the string |
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245 | * |
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246 | * @return This method returns RTEMS_SUCCESSFUL on successful conversion |
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247 | * and *n is filled in. Otherwise, the status indicates the |
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248 | * source of the error. |
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249 | */ |
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250 | rtems_status_code rtems_string_to_long_double( |
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251 | const char *s, |
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252 | long double *n, |
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253 | char **endptr |
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254 | ); |
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255 | |
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256 | #endif |
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257 | /**@}*/ |
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