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annotate common/strhelp.h @ 222:53ea9b975d1c

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Cleanup windowsstore.c The cause for the test failure was that ADD_ALWAYS did not add a duplicate in the Root store but did add a duplicate in the Memory Store. We now check if the certificate is already in the store before actually installing it.
author Andre Heinecke <aheinecke@intevation.de>
date Thu, 27 Mar 2014 14:16:22 +0000
parents 1f44aae4528e
children 6b4ad6ccc48e
rev   line source
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1 #ifndef STRHELP_H
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2 #define STRHELP_H
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4 #ifdef __cplusplus
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5 extern "C" {
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6 #endif
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7
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8 #include <stdbool.h>
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9
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10 /**
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11 * @file strhelp.h
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12 * @brief Helper functions for c strings and memory management
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13 * @details strhelp contains terminating memory allocation functions and
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14 * some conveniance functions to work with c strings or arrays of c
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15 * strings.
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16 */
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17
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18 void *xmalloc( size_t n );
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19 void *xrealloc( void *a, size_t n );
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20 void *xcalloc( size_t n, size_t m );
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21 char *xstrndup( const char *string, const size_t len );
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22
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23 /**
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24 * @brief Returns the length of the given %NULL-terminated
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25 * string array str_array.
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26 * @param[in] str_array a %NULL-terminated array of strings
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27 * @returns length of str_array.
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28 */
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29 unsigned int strv_length (char **str_array);
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31 /**
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32 * @brief append a string to a NULL terminated array of strings.
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33 *
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34 * @param[inout] pArray pointer to the NULL terminated list of string pointers.
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35 * @param[in] string pointer to the string to append to the list.
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36 * @param[in] len length of the string to append to the list
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37 */
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38 void strv_append (char ***pArray, const char *string, const size_t len);
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40 /**
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41 * @brief append a string to another string.
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42 *
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43 * @param[inout] pDst pointer to the string to be extended.
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44 * @param[inout] dst_len length of the dst string. Will be modified.
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45 * @param[in] appendage pointer to the string to append.
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46 * @param[in] len length of the string to append.
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47 */
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48 void str_append_str (char **pDst, size_t *dst_len, const char *appendage,
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49 const size_t len);
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50
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51 /**
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52 * @brief Frees the given %NULL-terminated string array.
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53 * @param[inout] str_array a %NULL-terminated array of strings
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54 */
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55 void strv_free (char **str_array);
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56
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57 /**
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58 * @brief Checks whether two strings exactly match
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59 * @param[in] s1 the first string
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60 * @param[in] s2 the second string
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61 * @returns true if s1 and s2 are equal
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62 */
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63 bool str_equal (char *s1, char *s2);
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64
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65 /**
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66 * @brief Checks whether s2 exactly matches the beginning of s1.
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67 * @param[in] s1 the string who's beginning is searched
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68 * @param[in] s2 the string which is searched for
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69 * @returns true if s1 starts with s2, false otherwise
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70 */
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71 bool str_starts_with (char *s1, char *s2);
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72
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73 /**
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74 * @brief Trims all white space from the start and end of string.
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75 * @details the start of the string is trimmed by setting *s to the
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76 * first non white space character. The end is trimmed by setting the
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77 * first character after the last non white space character to \0.
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78 * @param[inout] s ponter to the string to strip
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79 */
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80 bool str_trim (char **s);
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81
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82 /** @brief decode base64 encoded data
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83 *
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84 * The memory allocated for dest needs to be free'd by the
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85 * caller.
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86 *
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87 * @param [out] dst Pointer to the destination. Needs to be NULL
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88 * @param [out] dst_size Size allocated for the destination.
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89 * @param [in] src Pointer to the base64 encoded data.
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90 * @param [in] src_size Size of the encoded data.
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91 *
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92 * @returns 0 on success a polarssl error or -1 otherwise
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93 */
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94 int str_base64_decode(char **dst, size_t *dst_size, char *src,
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95 size_t src_size);
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96 #ifdef __cplusplus
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97 }
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98 #endif
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99
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100 #endif
http://wald.intevation.org/projects/trustbridge/