Harald Welte | d54c2ee | 2012-01-17 18:25:50 +0100 | [diff] [blame^] | 1 | #include <stdlib.h> |
| 2 | #include <stdint.h> |
| 3 | |
| 4 | #include <osmocom/core/talloc.h> |
| 5 | #include <osmocom/sim/sim.h> |
| 6 | |
| 7 | static struct osim_decoded_element * |
| 8 | __element_alloc(void *ctx, const char *name, enum osim_element_type type, |
| 9 | enum osim_element_repr repr) |
| 10 | { |
| 11 | struct osim_decoded_element *elem; |
| 12 | |
| 13 | elem = talloc_zero(ctx, struct osim_decoded_element); |
| 14 | if (!elem) |
| 15 | return NULL; |
| 16 | elem->name = name; |
| 17 | elem->type = type; |
| 18 | elem->representation = repr; |
| 19 | |
| 20 | if (elem->type == ELEM_T_GROUP) |
| 21 | INIT_LLIST_HEAD(&elem->u.siblings); |
| 22 | |
| 23 | return elem; |
| 24 | } |
| 25 | |
| 26 | |
| 27 | struct osim_decoded_element * |
| 28 | element_alloc(struct osim_decoded_data *dd, const char *name, |
| 29 | enum osim_element_type type, enum osim_element_repr repr) |
| 30 | { |
| 31 | struct osim_decoded_element *elem; |
| 32 | |
| 33 | elem = __element_alloc(dd, name, type, repr); |
| 34 | if (!elem) |
| 35 | return NULL; |
| 36 | |
| 37 | llist_add_tail(&elem->list, &dd->decoded_elements); |
| 38 | |
| 39 | return elem; |
| 40 | } |
| 41 | |
| 42 | struct osim_decoded_element * |
| 43 | element_alloc_sub(struct osim_decoded_element *ee, const char *name, |
| 44 | enum osim_element_type type, enum osim_element_repr repr) |
| 45 | { |
| 46 | struct osim_decoded_element *elem; |
| 47 | |
| 48 | elem = __element_alloc(ee, name, type, repr); |
| 49 | if (!elem) |
| 50 | return NULL; |
| 51 | |
| 52 | llist_add(&elem->list, &ee->u.siblings); |
| 53 | |
| 54 | return elem; |
| 55 | } |
| 56 | |
| 57 | |
| 58 | void add_filedesc(struct osim_file_desc *root, const struct osim_file_desc *in, int num) |
| 59 | { |
| 60 | int i; |
| 61 | |
| 62 | for (i = 0; i < num; i++) { |
| 63 | struct osim_file_desc *ofd = talloc_memdup(root, &in[i], sizeof(*in)); |
| 64 | llist_add_tail(&ofd->list, &root->child_list); |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | struct osim_file_desc *alloc_df(void *ctx, uint16_t fid, const char *name) |
| 69 | { |
| 70 | struct osim_file_desc *mf; |
| 71 | |
| 72 | mf = talloc_zero(ctx, struct osim_file_desc); |
| 73 | mf->type = TYPE_DF; |
| 74 | mf->fid = fid; |
| 75 | mf->short_name = name; |
| 76 | INIT_LLIST_HEAD(&mf->child_list); |
| 77 | |
| 78 | return mf; |
| 79 | } |
| 80 | |
| 81 | struct osim_file_desc * |
| 82 | add_df_with_ef(struct osim_file_desc *parent, |
| 83 | uint16_t fid, const char *name, |
| 84 | const struct osim_file_desc *in, int num) |
| 85 | { |
| 86 | struct osim_file_desc *df; |
| 87 | |
| 88 | df = alloc_df(parent, fid, name); |
| 89 | df->parent = parent; |
| 90 | llist_add_tail(&df->list, &parent->child_list); |
| 91 | add_filedesc(df, in, num); |
| 92 | |
| 93 | return df; |
| 94 | } |
| 95 | |
| 96 | struct osim_file_desc * |
| 97 | add_adf_with_ef(struct osim_file_desc *parent, |
| 98 | const uint8_t *adf_name, uint8_t adf_name_len, |
| 99 | const char *name, const struct osim_file_desc *in, |
| 100 | int num) |
| 101 | { |
| 102 | struct osim_file_desc *df; |
| 103 | |
| 104 | df = alloc_df(parent, 0xffff, name); |
| 105 | df->type = TYPE_ADF; |
| 106 | df->df_name = adf_name; |
| 107 | df->df_name_len = adf_name_len; |
| 108 | df->parent = parent; |
| 109 | llist_add_tail(&df->list, &parent->child_list); |
| 110 | add_filedesc(df, in, num); |
| 111 | |
| 112 | return df; |
| 113 | } |
| 114 | |
| 115 | struct osim_file_desc * |
| 116 | osim_file_find_name(struct osim_file_desc *parent, const char *name) |
| 117 | { |
| 118 | struct osim_file_desc *ofd; |
| 119 | llist_for_each_entry(ofd, &parent->child_list, list) { |
| 120 | if (!strcmp(ofd->short_name, name)) { |
| 121 | return ofd; |
| 122 | } |
| 123 | } |
| 124 | return NULL; |
| 125 | } |
| 126 | |
| 127 | |
| 128 | |
| 129 | struct msgb *osim_new_apdumsg(uint8_t cla, uint8_t ins, uint8_t p1, |
| 130 | uint8_t p2, uint16_t lc, uint16_t le) |
| 131 | { |
| 132 | struct osim_apdu_cmd_hdr *ch; |
| 133 | struct msgb *msg = msgb_alloc(lc+le+sizeof(*ch)+2, "APDU"); |
| 134 | if (!msg) |
| 135 | return NULL; |
| 136 | |
| 137 | ch = (struct osim_apdu_cmd_hdr *) msgb_put(msg, sizeof(*ch)); |
| 138 | msg->l2h = (char *) ch; |
| 139 | |
| 140 | ch->cla = cla; |
| 141 | ch->ins = ins; |
| 142 | ch->p1 = p1; |
| 143 | ch->p2 = p2; |
| 144 | |
| 145 | msgb_apdu_lc(msg) = lc; |
| 146 | msgb_apdu_le(msg) = le; |
| 147 | |
| 148 | if (lc == 0 && le == 0) |
| 149 | msgb_apdu_case(msg) = APDU_CASE_1; |
| 150 | else if (lc == 0 && le >= 1) { |
| 151 | if (le <= 256) |
| 152 | msgb_apdu_case(msg) = APDU_CASE_2; |
| 153 | else |
| 154 | msgb_apdu_case(msg) = APDU_CASE_2_EXT; |
| 155 | } else if (le == 0 && lc >= 1) { |
| 156 | if (lc <= 255) |
| 157 | msgb_apdu_case(msg) = APDU_CASE_3; |
| 158 | else |
| 159 | msgb_apdu_case(msg) = APDU_CASE_3_EXT; |
| 160 | } else if (lc >= 1 && le >= 1) { |
| 161 | if (lc <= 255 & le <= 256) |
| 162 | msgb_apdu_case(msg) = APDU_CASE_4; |
| 163 | else |
| 164 | msgb_apdu_case(msg) = APDU_CASE_4_EXT; |
| 165 | } |
| 166 | |
| 167 | return msg; |
| 168 | } |
| 169 | |
| 170 | |
| 171 | |
| 172 | |