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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 /* | |
| 6 * Support routines for SECItemArray data structure. | |
| 7 */ | |
| 8 | |
| 9 #include "nssutil.h" | |
| 10 #include "seccomon.h" | |
| 11 #include "secitem.h" | |
| 12 #include "secerr.h" | |
| 13 #include "secport.h" | |
| 14 | |
| 15 #define NSSUTIL_VERSION_NUM \ | |
| 16 (NSSUTIL_VMAJOR * 10000 + NSSUTIL_VMINOR * 100 + NSSUTIL_VPATCH) | |
| 17 #if NSSUTIL_VERSION_NUM < 31500 | |
| 18 // Added in NSS 3.15. | |
| 19 typedef struct SECItemArrayStr SECItemArray; | |
| 20 | |
| 21 struct SECItemArrayStr { | |
| 22 SECItem *items; | |
| 23 unsigned int len; | |
| 24 }; | |
| 25 #endif | |
| 26 | |
| 27 SECItemArray * | |
| 28 SECITEM_AllocArray(PLArenaPool *arena, SECItemArray *array, unsigned int len) | |
| 29 { | |
| 30 SECItemArray *result = NULL; | |
| 31 void *mark = NULL; | |
| 32 | |
| 33 if (arena != NULL) { | |
| 34 mark = PORT_ArenaMark(arena); | |
| 35 } | |
| 36 | |
| 37 if (array == NULL) { | |
| 38 if (arena != NULL) { | |
| 39 result = PORT_ArenaZAlloc(arena, sizeof(SECItemArray)); | |
| 40 } else { | |
| 41 result = PORT_ZAlloc(sizeof(SECItemArray)); | |
| 42 } | |
| 43 if (result == NULL) { | |
| 44 goto loser; | |
| 45 } | |
| 46 } else { | |
| 47 PORT_Assert(array->items == NULL); | |
| 48 result = array; | |
| 49 } | |
| 50 | |
| 51 result->len = len; | |
| 52 if (len) { | |
| 53 if (arena != NULL) { | |
| 54 result->items = PORT_ArenaZNewArray(arena, SECItem, len); | |
| 55 } else { | |
| 56 result->items = PORT_ZNewArray(SECItem, len); | |
| 57 } | |
| 58 if (result->items == NULL) { | |
| 59 goto loser; | |
| 60 } | |
| 61 } else { | |
| 62 result->items = NULL; | |
| 63 } | |
| 64 | |
| 65 if (mark) { | |
| 66 PORT_ArenaUnmark(arena, mark); | |
| 67 } | |
| 68 return(result); | |
| 69 | |
| 70 loser: | |
| 71 if ( arena != NULL ) { | |
| 72 if (mark) { | |
| 73 PORT_ArenaRelease(arena, mark); | |
| 74 } | |
| 75 if (array != NULL) { | |
| 76 array->items = NULL; | |
| 77 array->len = 0; | |
| 78 } | |
| 79 } else { | |
| 80 if (result != NULL && array == NULL) { | |
| 81 PORT_Free(result); | |
| 82 } | |
| 83 /* | |
| 84 * If array is not NULL, the above has set array->data and | |
| 85 * array->len to 0. | |
| 86 */ | |
| 87 } | |
| 88 return(NULL); | |
| 89 } | |
| 90 | |
| 91 static void | |
| 92 secitem_FreeArray(SECItemArray *array, PRBool zero_items, PRBool freeit) | |
| 93 { | |
| 94 unsigned int i; | |
| 95 | |
| 96 if (!array || !array->len || !array->items) | |
| 97 return; | |
| 98 | |
| 99 for (i=0; i<array->len; ++i) { | |
| 100 SECItem *item = &array->items[i]; | |
| 101 | |
| 102 if (item->data) { | |
| 103 if (zero_items) { | |
| 104 SECITEM_ZfreeItem(item, PR_FALSE); | |
| 105 } else { | |
| 106 SECITEM_FreeItem(item, PR_FALSE); | |
| 107 } | |
| 108 } | |
| 109 } | |
| 110 PORT_Free(array->items); | |
| 111 array->items = NULL; | |
| 112 array->len = 0; | |
| 113 | |
| 114 if (freeit) | |
| 115 PORT_Free(array); | |
| 116 } | |
| 117 | |
| 118 void SECITEM_FreeArray(SECItemArray *array, PRBool freeit) | |
| 119 { | |
| 120 secitem_FreeArray(array, PR_FALSE, freeit); | |
| 121 } | |
| 122 | |
| 123 void SECITEM_ZfreeArray(SECItemArray *array, PRBool freeit) | |
| 124 { | |
| 125 secitem_FreeArray(array, PR_TRUE, freeit); | |
| 126 } | |
| 127 | |
| 128 SECItemArray * | |
| 129 SECITEM_DupArray(PLArenaPool *arena, const SECItemArray *from) | |
| 130 { | |
| 131 SECItemArray *result; | |
| 132 unsigned int i; | |
| 133 | |
| 134 if (!from || !from->items || !from->len) | |
| 135 return NULL; | |
| 136 | |
| 137 result = SECITEM_AllocArray(arena, NULL, from->len); | |
| 138 if (!result) | |
| 139 return NULL; | |
| 140 | |
| 141 for (i=0; i<from->len; ++i) { | |
| 142 SECStatus rv = SECITEM_CopyItem(arena, | |
| 143 &result->items[i], &from->items[i]); | |
| 144 if (rv != SECSuccess) { | |
| 145 SECITEM_ZfreeArray(result, PR_TRUE); | |
| 146 return NULL; | |
| 147 } | |
| 148 } | |
| 149 | |
| 150 return result; | |
| 151 } | |
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Chromium Code Reviews
Issue 992733002:
Remove //net (except for Android test stuff) and sdch (Closed)
Base URL: git@github.com:domokit/mojo.git@master