aboutsummaryrefslogtreecommitdiff
path: root/src/dvault.c
diff options
context:
space:
mode:
authorDavid Timber <mieabby@gmail.com>2020-01-15 18:36:25 +1100
committerDavid Timber <mieabby@gmail.com>2020-01-15 18:45:50 +1100
commita9762b186c68797c19c61bf0284a80d9bc51a2ca (patch)
treee1aa87bac8d8605ec3c5f069e1bc83dc2048fbfe /src/dvault.c
parentf97fd125b9e2f8ff27da61a882c50ce66cc79d2d (diff)
unexpand
Diffstat (limited to 'src/dvault.c')
-rw-r--r--src/dvault.c268
1 files changed, 134 insertions, 134 deletions
diff --git a/src/dvault.c b/src/dvault.c
index a3009de..eb43987 100644
--- a/src/dvault.c
+++ b/src/dvault.c
@@ -10,32 +10,32 @@
const uint8_t PRNE_DVAULT_MASK[] = {
- 0xA2, 0x7A, 0x61, 0x65, 0x78, 0xBE, 0x95, 0x8A, 0xBF, 0x07,
- 0x52, 0x8F, 0x0E, 0x6F, 0x0B, 0xD8, 0x5B, 0xD4, 0x77, 0x9D,
- 0x39, 0x28, 0x72, 0xE2, 0x42, 0x5D, 0xE7, 0x92, 0xDD, 0xAF,
- 0xF7, 0x90, 0x8B, 0x2D, 0x1F, 0xB1, 0x18, 0x4B, 0x3C, 0x32,
- 0x58, 0xFC, 0x34, 0x94, 0xCA, 0x31, 0x43, 0xDB, 0x93, 0x55,
- 0xB5, 0xEF, 0x02, 0x8E, 0x84, 0x22, 0x88, 0x86, 0xEE, 0xC6,
- 0x44, 0xCB, 0xA3, 0xEC, 0x59, 0x8C, 0x8D, 0x7F, 0x6B, 0x0A,
- 0x3D, 0xA7, 0x6E, 0x9F, 0x2A, 0x7B, 0x12, 0x7D, 0xBD, 0xF8,
- 0x15, 0xAC, 0xF9, 0xD9, 0x3E, 0xF5, 0x38, 0xF4, 0x6D, 0xAB,
- 0xE9, 0x4C, 0x0D, 0x3F, 0x71, 0xDF, 0xC0, 0xB9, 0xD5, 0xA6,
- 0x53, 0xED, 0xE6, 0x82, 0x73, 0xC8, 0xA5, 0x08, 0x48, 0x1A,
- 0x79, 0x05, 0x10, 0x75, 0xF3, 0xE4, 0x85, 0xEB, 0xDC, 0x2C,
- 0x23, 0xCD, 0xBC, 0x1C, 0x45, 0x24, 0x5C, 0x26, 0x17, 0xB3,
- 0xA0, 0xBB, 0x03, 0xC9, 0xA1, 0x56, 0x2F, 0x91, 0xCF, 0xFE,
- 0xC2, 0xAE, 0x54, 0xE1, 0x00, 0x13, 0x9C, 0x5E, 0xAD, 0xB8,
- 0xB6, 0x63, 0x9E, 0x7C, 0x87, 0x60, 0x51, 0xFD, 0xF0, 0x76,
- 0x4E, 0x4A, 0x9B, 0x1D, 0xF1, 0x0F, 0x06, 0xD1, 0x68, 0x99,
- 0x20, 0x81, 0x3A, 0xE3, 0x25, 0xAA, 0x36, 0x98, 0x62, 0x96,
- 0xC4, 0x30, 0x37, 0x47, 0x2B, 0x3B, 0x80, 0x64, 0x21, 0x67,
- 0xB0, 0xB4, 0x01, 0x89, 0xC1, 0x0C, 0x41, 0xC3, 0x57, 0xB2,
- 0x9A, 0x35, 0xBA, 0xD7, 0x66, 0xE0, 0x19, 0xF2, 0x04, 0xFB,
- 0x70, 0xD6, 0xFF, 0x40, 0x83, 0xDE, 0xD0, 0xB7, 0xA8, 0xEA,
- 0x16, 0x49, 0xFA, 0xCC, 0x11, 0x46, 0xCE, 0xE8, 0x4F, 0xD2,
- 0x4D, 0xE5, 0x27, 0x50, 0x6A, 0x74, 0xDA, 0xC7, 0xA4, 0xA9,
- 0x5F, 0x97, 0x29, 0x14, 0x6C, 0x7E, 0x1E, 0xC5, 0x5A, 0x1B,
- 0x33, 0x69, 0x09, 0x2E, 0xD3, 0xF6
+ 0xA2, 0x7A, 0x61, 0x65, 0x78, 0xBE, 0x95, 0x8A, 0xBF, 0x07,
+ 0x52, 0x8F, 0x0E, 0x6F, 0x0B, 0xD8, 0x5B, 0xD4, 0x77, 0x9D,
+ 0x39, 0x28, 0x72, 0xE2, 0x42, 0x5D, 0xE7, 0x92, 0xDD, 0xAF,
+ 0xF7, 0x90, 0x8B, 0x2D, 0x1F, 0xB1, 0x18, 0x4B, 0x3C, 0x32,
+ 0x58, 0xFC, 0x34, 0x94, 0xCA, 0x31, 0x43, 0xDB, 0x93, 0x55,
+ 0xB5, 0xEF, 0x02, 0x8E, 0x84, 0x22, 0x88, 0x86, 0xEE, 0xC6,
+ 0x44, 0xCB, 0xA3, 0xEC, 0x59, 0x8C, 0x8D, 0x7F, 0x6B, 0x0A,
+ 0x3D, 0xA7, 0x6E, 0x9F, 0x2A, 0x7B, 0x12, 0x7D, 0xBD, 0xF8,
+ 0x15, 0xAC, 0xF9, 0xD9, 0x3E, 0xF5, 0x38, 0xF4, 0x6D, 0xAB,
+ 0xE9, 0x4C, 0x0D, 0x3F, 0x71, 0xDF, 0xC0, 0xB9, 0xD5, 0xA6,
+ 0x53, 0xED, 0xE6, 0x82, 0x73, 0xC8, 0xA5, 0x08, 0x48, 0x1A,
+ 0x79, 0x05, 0x10, 0x75, 0xF3, 0xE4, 0x85, 0xEB, 0xDC, 0x2C,
+ 0x23, 0xCD, 0xBC, 0x1C, 0x45, 0x24, 0x5C, 0x26, 0x17, 0xB3,
+ 0xA0, 0xBB, 0x03, 0xC9, 0xA1, 0x56, 0x2F, 0x91, 0xCF, 0xFE,
+ 0xC2, 0xAE, 0x54, 0xE1, 0x00, 0x13, 0x9C, 0x5E, 0xAD, 0xB8,
+ 0xB6, 0x63, 0x9E, 0x7C, 0x87, 0x60, 0x51, 0xFD, 0xF0, 0x76,
+ 0x4E, 0x4A, 0x9B, 0x1D, 0xF1, 0x0F, 0x06, 0xD1, 0x68, 0x99,
+ 0x20, 0x81, 0x3A, 0xE3, 0x25, 0xAA, 0x36, 0x98, 0x62, 0x96,
+ 0xC4, 0x30, 0x37, 0x47, 0x2B, 0x3B, 0x80, 0x64, 0x21, 0x67,
+ 0xB0, 0xB4, 0x01, 0x89, 0xC1, 0x0C, 0x41, 0xC3, 0x57, 0xB2,
+ 0x9A, 0x35, 0xBA, 0xD7, 0x66, 0xE0, 0x19, 0xF2, 0x04, 0xFB,
+ 0x70, 0xD6, 0xFF, 0x40, 0x83, 0xDE, 0xD0, 0xB7, 0xA8, 0xEA,
+ 0x16, 0x49, 0xFA, 0xCC, 0x11, 0x46, 0xCE, 0xE8, 0x4F, 0xD2,
+ 0x4D, 0xE5, 0x27, 0x50, 0x6A, 0x74, 0xDA, 0xC7, 0xA4, 0xA9,
+ 0x5F, 0x97, 0x29, 0x14, 0x6C, 0x7E, 0x1E, 0xC5, 0x5A, 0x1B,
+ 0x33, 0x69, 0x09, 0x2E, 0xD3, 0xF6
};
static uint8_t *unmasked_buf = NULL;
@@ -44,166 +44,166 @@ static bool unmasked = false;
static void invert_entry (const prne_data_key_t key, size_t *len) {
- const size_t entry_size = prne_dvault_get_entry_size(key);
+ const size_t entry_size = prne_dvault_get_entry_size(key);
- if (len != NULL) {
- *len = entry_size;
- }
- memcpy(unmasked_buf, PRNE_DATA_DICT[key] + 4, entry_size);
- prne_dvault_invert_mem(entry_size, unmasked_buf, prne_dvault_get_entry_salt(key));
- unmasked = true;
+ if (len != NULL) {
+ *len = entry_size;
+ }
+ memcpy(unmasked_buf, PRNE_DATA_DICT[key] + 4, entry_size);
+ prne_dvault_invert_mem(entry_size, unmasked_buf, prne_dvault_get_entry_salt(key));
+ unmasked = true;
}
static void entry_check (const prne_data_key_t key, const prne_data_type_t type) {
- if (!(PRNE_DATA_KEY_NONE < key && key < NB_PRNE_DATA_KEY) ||
- !(PRNE_DATA_TYPE_NONE < type && type < NB_PRNE_DATA_TYPE) ||
- type != prne_dvault_get_entry_data_type(key)) {
- abort();
- }
+ if (!(PRNE_DATA_KEY_NONE < key && key < NB_PRNE_DATA_KEY) ||
+ !(PRNE_DATA_TYPE_NONE < type && type < NB_PRNE_DATA_TYPE) ||
+ type != prne_dvault_get_entry_data_type(key)) {
+ abort();
+ }
}
const char *prne_data_type_tostr (const prne_data_type_t t) {
- switch (t) {
- case PRNE_DATA_TYPE_CSTR: return "cstr";
- case PRNE_DATA_TYPE_BIN: return "bin";
- }
- return NULL;
+ switch (t) {
+ case PRNE_DATA_TYPE_CSTR: return "cstr";
+ case PRNE_DATA_TYPE_BIN: return "bin";
+ }
+ return NULL;
}
prne_data_type_t prne_data_type_fstr (const char *str) {
- if (strcmp(str, prne_data_type_tostr(PRNE_DATA_TYPE_CSTR)) == 0) {
- return PRNE_DATA_TYPE_CSTR;
- }
- if (strcmp(str, prne_data_type_tostr(PRNE_DATA_TYPE_BIN)) == 0) {
- return PRNE_DATA_TYPE_BIN;
- }
-
- return PRNE_DATA_TYPE_NONE;
+ if (strcmp(str, prne_data_type_tostr(PRNE_DATA_TYPE_CSTR)) == 0) {
+ return PRNE_DATA_TYPE_CSTR;
+ }
+ if (strcmp(str, prne_data_type_tostr(PRNE_DATA_TYPE_BIN)) == 0) {
+ return PRNE_DATA_TYPE_BIN;
+ }
+
+ return PRNE_DATA_TYPE_NONE;
}
void prne_dvault_invert_mem (const size_t size, uint8_t *m, const uint8_t salt) {
- size_t i;
+ size_t i;
- for (i = 0; i < size; i += 1) {
- m[i] ^= PRNE_DVAULT_MASK[(i + (size_t)salt) % 256];
- }
+ for (i = 0; i < size; i += 1) {
+ m[i] ^= PRNE_DVAULT_MASK[(i + (size_t)salt) % 256];
+ }
}
void prne_init_dvault_mask_result (prne_dvault_mask_result_t *r) {
- r->result = PRNE_DVAULT_MASK_OK;
- r->str = NULL;
- r->str_len = 0;
+ r->result = PRNE_DVAULT_MASK_OK;
+ r->str = NULL;
+ r->str_len = 0;
}
void prne_free_dvault_mask_result (prne_dvault_mask_result_t *r) {
- prne_free(r->str);
- r->str_len = 0;
- r->str = NULL;
- r->result = PRNE_DVAULT_MASK_OK;
+ prne_free(r->str);
+ r->str_len = 0;
+ r->str = NULL;
+ r->result = PRNE_DVAULT_MASK_OK;
}
prne_dvault_mask_result_t prne_dvault_mask (const prne_data_type_t type, const uint8_t salt, const size_t data_size, const uint8_t *data) {
- size_t i;
- prne_dvault_mask_result_t ret;
+ size_t i;
+ prne_dvault_mask_result_t ret;
- prne_init_dvault_mask_result(&ret);
+ prne_init_dvault_mask_result(&ret);
- if (data_size > 0xFFFF) {
- ret.result = PRNE_DVAULT_MASK_TOO_LARGE;
- return ret;
- }
- if (!(PRNE_DATA_TYPE_NONE < type && type < NB_PRNE_DATA_TYPE)) {
- ret.result = PRNE_DVAULT_MASK_INVALID_TYPE;
- return ret;
- }
+ if (data_size > 0xFFFF) {
+ ret.result = PRNE_DVAULT_MASK_TOO_LARGE;
+ return ret;
+ }
+ if (!(PRNE_DATA_TYPE_NONE < type && type < NB_PRNE_DATA_TYPE)) {
+ ret.result = PRNE_DVAULT_MASK_INVALID_TYPE;
+ return ret;
+ }
- ret.str_len = 4 * 4 + 4 * data_size + 1;
- ret.str = prne_malloc(1, ret.str_len);
- if (ret.str == NULL) {
- ret.result = PRNE_DVAULT_MASK_MEM_ERR;
- ret.str_len = 0;
- return ret;
- }
+ ret.str_len = 4 * 4 + 4 * data_size + 1;
+ ret.str = prne_malloc(1, ret.str_len);
+ if (ret.str == NULL) {
+ ret.result = PRNE_DVAULT_MASK_MEM_ERR;
+ ret.str_len = 0;
+ return ret;
+ }
- sprintf(ret.str, "\\x%02X\\x%02X\\x%02X\\x%02X",
- type,
- salt,
- (int)((0xFF00 & (uint_fast16_t)data_size) >> 8),
- (int)((0x00FF & (uint_fast16_t)data_size) >> 0));
+ sprintf(ret.str, "\\x%02X\\x%02X\\x%02X\\x%02X",
+ type,
+ salt,
+ (int)((0xFF00 & (uint_fast16_t)data_size) >> 8),
+ (int)((0x00FF & (uint_fast16_t)data_size) >> 0));
- for (i = 0; i < data_size; i += 1) {
- sprintf(ret.str + 4 * 4 + 4 * i, "\\x%02X", data[i] ^ PRNE_DVAULT_MASK[(i + (size_t)salt) % 256]);
- }
+ for (i = 0; i < data_size; i += 1) {
+ sprintf(ret.str + 4 * 4 + 4 * i, "\\x%02X", data[i] ^ PRNE_DVAULT_MASK[(i + (size_t)salt) % 256]);
+ }
- return ret;
+ return ret;
}
void prne_init_dvault (void) {
- size_t max_size = 0;
- size_t entry_size;
- prne_data_key_t i;
-
- for (i = PRNE_DATA_KEY_NONE + 1; i < NB_PRNE_DATA_KEY; i += 1) {
- entry_size = prne_dvault_get_entry_size(i);
- switch (prne_dvault_get_entry_data_type(i)) {
- case PRNE_DATA_TYPE_CSTR:
- entry_size += 1;
- break;
- }
-
- if (entry_size > max_size) {
- max_size = entry_size;
- }
- }
-
- if (max_size == 0) {
- abort();
- }
- unmasked_buf = prne_calloc(1, max_size);
- unmasked_buf_size = max_size;
- if (unmasked_buf == NULL) {
- abort();
- }
- unmasked = false;
+ size_t max_size = 0;
+ size_t entry_size;
+ prne_data_key_t i;
+
+ for (i = PRNE_DATA_KEY_NONE + 1; i < NB_PRNE_DATA_KEY; i += 1) {
+ entry_size = prne_dvault_get_entry_size(i);
+ switch (prne_dvault_get_entry_data_type(i)) {
+ case PRNE_DATA_TYPE_CSTR:
+ entry_size += 1;
+ break;
+ }
+
+ if (entry_size > max_size) {
+ max_size = entry_size;
+ }
+ }
+
+ if (max_size == 0) {
+ abort();
+ }
+ unmasked_buf = prne_calloc(1, max_size);
+ unmasked_buf_size = max_size;
+ if (unmasked_buf == NULL) {
+ abort();
+ }
+ unmasked = false;
}
void prne_deinit_dvault (void) {
- prne_free(unmasked_buf);
- unmasked_buf = NULL;
- unmasked_buf_size = 0;
- unmasked = false;
+ prne_free(unmasked_buf);
+ unmasked_buf = NULL;
+ unmasked_buf_size = 0;
+ unmasked = false;
}
prne_data_type_t prne_dvault_get_entry_data_type (const prne_data_key_t key) {
- return (prne_data_type_t)PRNE_DATA_DICT[key][0];
+ return (prne_data_type_t)PRNE_DATA_DICT[key][0];
}
size_t prne_dvault_get_entry_size (const prne_data_key_t key) {
- return (size_t)PRNE_DATA_DICT[key][2] << 8 | (size_t)PRNE_DATA_DICT[key][3];
+ return (size_t)PRNE_DATA_DICT[key][2] << 8 | (size_t)PRNE_DATA_DICT[key][3];
}
uint8_t prne_dvault_get_entry_salt (const prne_data_key_t key) {
- return PRNE_DATA_DICT[key][1];
+ return PRNE_DATA_DICT[key][1];
}
char *prne_dvault_unmask_entry_cstr (const prne_data_key_t key, size_t *len) {
- prne_dvault_reset_dict();
- entry_check(key, PRNE_DATA_TYPE_CSTR);
- invert_entry(key, len);
- return (char*)unmasked_buf;
+ prne_dvault_reset_dict();
+ entry_check(key, PRNE_DATA_TYPE_CSTR);
+ invert_entry(key, len);
+ return (char*)unmasked_buf;
}
void prne_dvault_unmask_entry_bin (const prne_data_key_t key, const uint8_t **data, size_t *len) {
- prne_dvault_reset_dict();
- entry_check(key, PRNE_DATA_TYPE_BIN);
- invert_entry(key, len);
- *data = unmasked_buf;
+ prne_dvault_reset_dict();
+ entry_check(key, PRNE_DATA_TYPE_BIN);
+ invert_entry(key, len);
+ *data = unmasked_buf;
}
void prne_dvault_reset_dict (void) {
- if (unmasked) {
- memzero(unmasked_buf, unmasked_buf_size);
- unmasked = false;
- }
+ if (unmasked) {
+ memzero(unmasked_buf, unmasked_buf_size);
+ unmasked = false;
+ }
}