From fa4a22dde897c0e2a8cc89b7479f0513c9455d37 Mon Sep 17 00:00:00 2001 From: Jonathan Beck Date: Mon, 9 Feb 2009 20:39:14 +0100 Subject: Make it compile on MSVC 2005. --- src/bplist.c | 127 ++++++++++++++++++++++++++++++++++++++--------------------- 1 file changed, 83 insertions(+), 44 deletions(-) (limited to 'src/bplist.c') diff --git a/src/bplist.c b/src/bplist.c index 6e00f39..fb24a1e 100644 --- a/src/bplist.c +++ b/src/bplist.c @@ -75,6 +75,7 @@ static void byte_convert(uint8_t * address, size_t size) #endif } + #define UINT_TO_HOST(x, n) \ (n == 8 ? GUINT64_FROM_BE( *(uint64_t *)(x) ) : \ (n == 4 ? GUINT32_FROM_BE( *(uint32_t *)(x) ) : \ @@ -220,11 +221,14 @@ static plist_t parse_array_node(char *bnode, uint64_t size, uint32_t ref_size) static plist_t parse_bin_node(char *object, uint8_t dict_size, char **next_object) { + uint16_t type = 0; + uint64_t size = 0; + if (!object) return NULL; - uint16_t type = *object & 0xF0; - uint64_t size = *object & 0x0F; + type = (*object) & 0xF0; + size = (*object) & 0x0F; object++; switch (type) { @@ -364,6 +368,22 @@ static gpointer copy_plist_data(gconstpointer src, gpointer data) void plist_from_bin(const char *plist_bin, uint32_t length, plist_t * plist) { + char *trailer = NULL; + + uint8_t offset_size = 0; + uint8_t dict_param_size = 0; + uint64_t num_objects = 0; + uint64_t root_object = 0; + uint64_t offset_table_index = 0; + + plist_t *nodeslist = NULL; + uint64_t i = 0; + uint64_t current_offset = 0; + char *offset_table = NULL; + uint32_t j = 0, str_i = 0, str_j = 0; + uint32_t index1 = 0, index2 = 0; + + //first check we have enough data if (!(length >= BPLIST_MAGIC_SIZE + BPLIST_VERSION_SIZE + BPLIST_TRL_SIZE)) return; @@ -375,39 +395,34 @@ void plist_from_bin(const char *plist_bin, uint32_t length, plist_t * plist) return; //now parse trailer - const char *trailer = plist_bin + (length - BPLIST_TRL_SIZE); + trailer = plist_bin + (length - BPLIST_TRL_SIZE); - uint8_t offset_size = trailer[BPLIST_TRL_OFFSIZE_IDX]; - uint8_t dict_param_size = trailer[BPLIST_TRL_PARMSIZE_IDX]; - uint64_t num_objects = be64dec(trailer + BPLIST_TRL_NUMOBJ_IDX); - uint64_t root_object = be64dec(trailer + BPLIST_TRL_ROOTOBJ_IDX); - uint64_t offset_table_index = be64dec(trailer + BPLIST_TRL_OFFTAB_IDX); + offset_size = trailer[BPLIST_TRL_OFFSIZE_IDX]; + dict_param_size = trailer[BPLIST_TRL_PARMSIZE_IDX]; + num_objects = be64dec(trailer + BPLIST_TRL_NUMOBJ_IDX); + root_object = be64dec(trailer + BPLIST_TRL_ROOTOBJ_IDX); + offset_table_index = be64dec(trailer + BPLIST_TRL_OFFTAB_IDX); if (num_objects == 0) return; //allocate serialized array of nodes - plist_t *nodeslist = NULL; nodeslist = (plist_t *) malloc(sizeof(plist_t) * num_objects); if (!nodeslist) return; //parse serialized nodes - uint64_t i = 0; - uint64_t current_offset = 0; - const char *offset_table = plist_bin + offset_table_index; + offset_table = plist_bin + offset_table_index; for (i = 0; i < num_objects; i++) { + char *obj = NULL; current_offset = UINT_TO_HOST(offset_table + i * offset_size, offset_size); - char *obj = plist_bin + current_offset; + obj = plist_bin + current_offset; nodeslist[i] = parse_bin_node(obj, dict_param_size, &obj); } //setup children for structured types - uint32_t j = 0, str_i = 0, str_j = 0; - uint32_t index1 = 0, index2 = 0; - for (i = 0; i < num_objects; i++) { plist_data_t data = plist_get_data(nodeslist[i]); @@ -514,14 +529,17 @@ static guint plist_data_hash(gconstpointer key) static gboolean plist_data_compare(gconstpointer a, gconstpointer b) { + plist_data_t val_a = NULL; + plist_data_t val_b = NULL; + if (!a || !b) return FALSE; if (!((GNode *) a)->data || !((GNode *) b)->data) return FALSE; - plist_data_t val_a = plist_get_data((plist_t) a); - plist_data_t val_b = plist_get_data((plist_t) b); + val_a = plist_get_data((plist_t) a); + val_b = plist_get_data((plist_t) b); if (val_a->type != val_b->type) return FALSE; @@ -574,6 +592,7 @@ struct serialize_s { static void serialize_plist(GNode * node, gpointer data) { + uint64_t *index_val = NULL; struct serialize_s *ser = (struct serialize_s *) data; uint64_t current_index = ser->objects->len; @@ -584,7 +603,7 @@ static void serialize_plist(GNode * node, gpointer data) return; } //insert new ref - uint64_t *index_val = (uint64_t *) malloc(sizeof(uint64_t)); + index_val = (uint64_t *) malloc(sizeof(uint64_t)); *index_val = current_index; g_hash_table_insert(ser->ref_table, node, index_val); @@ -639,6 +658,7 @@ static void write_date(GByteArray * bplist, double val) static void write_raw_data(GByteArray * bplist, uint8_t mark, uint8_t * val, uint64_t size) { + uint8_t *buff = NULL; uint8_t marker = mark | (size < 15 ? size : 0xf); g_byte_array_append(bplist, &marker, sizeof(uint8_t)); if (size >= 15) { @@ -647,7 +667,7 @@ static void write_raw_data(GByteArray * bplist, uint8_t mark, uint8_t * val, uin g_byte_array_append(bplist, int_buff->data, int_buff->len); g_byte_array_free(int_buff, TRUE); } - uint8_t *buff = (uint8_t *) malloc(size); + buff = (uint8_t *) malloc(size); memcpy(buff, val, size); g_byte_array_append(bplist, buff, size); free(buff); @@ -677,6 +697,12 @@ static void write_unicode(GByteArray * bplist, gunichar2 * val, uint64_t size) static void write_array(GByteArray * bplist, GNode * node, GHashTable * ref_table, uint8_t dict_param_size) { + uint64_t idx = 0; + uint8_t *buff = NULL; + + GNode *cur = NULL; + uint64_t i = 0; + uint64_t size = g_node_n_children(node); uint8_t marker = BPLIST_ARRAY | (size < 15 ? size : 0xf); g_byte_array_append(bplist, &marker, sizeof(uint8_t)); @@ -687,11 +713,8 @@ static void write_array(GByteArray * bplist, GNode * node, GHashTable * ref_tabl g_byte_array_free(int_buff, TRUE); } - uint64_t idx = 0; - uint8_t *buff = (uint8_t *) malloc(size * dict_param_size); + buff = (uint8_t *) malloc(size * dict_param_size); - GNode *cur = NULL; - uint64_t i = 0; for (i = 0, cur = node->children; cur && i < size; cur = cur->next, i++) { idx = *(uint64_t *) (g_hash_table_lookup(ref_table, cur)); memcpy(buff + i * dict_param_size, &idx, dict_param_size); @@ -706,6 +729,13 @@ static void write_array(GByteArray * bplist, GNode * node, GHashTable * ref_tabl static void write_dict(GByteArray * bplist, GNode * node, GHashTable * ref_table, uint8_t dict_param_size) { + uint64_t idx1 = 0; + uint64_t idx2 = 0; + uint8_t *buff = NULL; + + GNode *cur = NULL; + uint64_t i = 0; + uint64_t size = g_node_n_children(node) / 2; uint8_t marker = BPLIST_DICT | (size < 15 ? size : 0xf); g_byte_array_append(bplist, &marker, sizeof(uint8_t)); @@ -716,12 +746,8 @@ static void write_dict(GByteArray * bplist, GNode * node, GHashTable * ref_table g_byte_array_free(int_buff, TRUE); } - uint64_t idx1 = 0; - uint64_t idx2 = 0; - uint8_t *buff = (uint8_t *) malloc(size * 2 * dict_param_size); + buff = (uint8_t *) malloc(size * 2 * dict_param_size); - GNode *cur = NULL; - uint64_t i = 0; for (i = 0, cur = node->children; cur && i < size; cur = cur->next->next, i++) { idx1 = GPOINTER_TO_UINT(g_hash_table_lookup(ref_table, cur)); memcpy(buff + i * dict_param_size, &idx1, dict_param_size); @@ -740,41 +766,55 @@ static void write_dict(GByteArray * bplist, GNode * node, GHashTable * ref_table void plist_to_bin(plist_t plist, char **plist_bin, uint32_t * length) { + GPtrArray *objects = NULL; + GHashTable *ref_table = NULL; + struct serialize_s ser_s; + uint8_t offset_size = 0; + uint8_t dict_param_size = 0; + uint64_t num_objects = 0; + uint64_t root_object = 0; + uint64_t offset_table_index = 0; + GByteArray *bplist_buff = NULL; + uint64_t i = 0; + uint8_t *buff = NULL; + uint64_t *offsets = NULL; + uint8_t pad[6] = { 0, 0, 0, 0, 0, 0 }; + uint8_t trailer[BPLIST_TRL_SIZE]; + //check for valid input if (!plist || !plist_bin || *plist_bin || !length) return; //list of objects - GPtrArray *objects = g_ptr_array_new(); + objects = g_ptr_array_new(); //hashtable to write only once same nodes - GHashTable *ref_table = g_hash_table_new(plist_data_hash, plist_data_compare); + ref_table = g_hash_table_new(plist_data_hash, plist_data_compare); //serialize plist - struct serialize_s ser_s = { objects, ref_table }; + ser_s.objects = objects; + ser_s.ref_table = ref_table; serialize_plist(plist, &ser_s); //now stream to output buffer - uint8_t offset_size = 0; //unknown yet - uint8_t dict_param_size = get_needed_bytes(objects->len); - uint64_t num_objects = objects->len; - uint64_t root_object = 0; //root is first in list - uint64_t offset_table_index = 0; //unknown yet + offset_size = 0; //unknown yet + dict_param_size = get_needed_bytes(objects->len); + num_objects = objects->len; + root_object = 0; //root is first in list + offset_table_index = 0; //unknown yet //setup a dynamic bytes array to store bplist in - GByteArray *bplist_buff = g_byte_array_new(); + bplist_buff = g_byte_array_new(); //set magic number and version g_byte_array_append(bplist_buff, BPLIST_MAGIC, BPLIST_MAGIC_SIZE); g_byte_array_append(bplist_buff, BPLIST_VERSION, BPLIST_VERSION_SIZE); //write objects and table - uint64_t i = 0; - uint8_t *buff = NULL; - uint64_t offsets[num_objects]; + offsets = (uint64_t *) malloc(num_objects * sizeof(uint64_t)); for (i = 0; i < num_objects; i++) { - offsets[i] = bplist_buff->len; plist_data_t data = plist_get_data(g_ptr_array_index(objects, i)); + offsets[i] = bplist_buff->len; switch (data->type) { case PLIST_BOOLEAN: @@ -830,7 +870,6 @@ void plist_to_bin(plist_t plist, char **plist_bin, uint32_t * length) } //experimental pad to reflect apple's files - uint8_t pad[6] = { 0, 0, 0, 0, 0, 0 }; g_byte_array_append(bplist_buff, pad, 6); //setup trailer @@ -838,7 +877,6 @@ void plist_to_bin(plist_t plist, char **plist_bin, uint32_t * length) root_object = GUINT64_FROM_BE(root_object); offset_table_index = GUINT64_FROM_BE(offset_table_index); - uint8_t trailer[BPLIST_TRL_SIZE]; memcpy(trailer + BPLIST_TRL_OFFSIZE_IDX, &offset_size, sizeof(uint8_t)); memcpy(trailer + BPLIST_TRL_PARMSIZE_IDX, &dict_param_size, sizeof(uint8_t)); memcpy(trailer + BPLIST_TRL_NUMOBJ_IDX, &num_objects, sizeof(uint64_t)); @@ -853,4 +891,5 @@ void plist_to_bin(plist_t plist, char **plist_bin, uint32_t * length) *length = bplist_buff->len; g_byte_array_free(bplist_buff, TRUE); + free(offsets); } -- cgit v1.1-32-gdbae