Cleanup (most) memory leaks
This commit is contained in:
parent
c3fbec73fb
commit
81108e7653
@ -161,6 +161,7 @@ int search_name_hashtable(const char *key)
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{
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unsigned int probe_address = 0;
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unsigned int probe_decrement = 0;
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// char *temp;
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make_hash(key, &probe_address, &probe_decrement, NAME_HASH_PRIME);
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while(name_hashtable[probe_address] != NULL) {
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@ -174,7 +175,6 @@ int search_name_hashtable(const char *key)
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}
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}
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name_hashtable[probe_address] = xstrdup(key);
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return(probe_address);
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}
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@ -212,6 +212,7 @@ int version_compare_part(const char *version1, const char *version2)
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int tmp_int;
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int ver_num1;
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int ver_num2;
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int ret;
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if (version1 == NULL) {
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version1 = xstrdup("");
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@ -234,7 +235,8 @@ int version_compare_part(const char *version1, const char *version2)
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free(name1_char);
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free(name2_char);
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if (tmp_int != 0) {
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return(tmp_int);
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ret = tmp_int;
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goto cleanup_version_compare_part;
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}
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/* Compare digits */
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@ -249,13 +251,17 @@ int version_compare_part(const char *version1, const char *version2)
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free(name1_char);
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free(name2_char);
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if (ver_num1 < ver_num2) {
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return(-1);
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ret = -1;
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goto cleanup_version_compare_part;
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}
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else if (ver_num1 > ver_num2) {
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return(1);
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ret = 1;
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goto cleanup_version_compare_part;
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}
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}
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return(0);
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ret = 0;
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cleanup_version_compare_part:
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return(ret);
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}
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/* if ver1 < ver2 return -1,
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@ -499,54 +505,61 @@ unsigned int fill_package_struct(char *control_buffer)
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{
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common_node_t *new_node = (common_node_t *) xcalloc(1, sizeof(common_node_t));
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char *field_name = xmalloc(sizeof(char *));
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char *field_value = xmalloc(sizeof(char *));
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char **field_name = xmalloc(sizeof(char *));
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char **field_value = xmalloc(sizeof(char *));
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int field_start = 0;
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int num = -1;
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int buffer_length = strlen(control_buffer);
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new_node->version = search_name_hashtable("unknown");
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while (field_start < buffer_length) {
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field_start += read_package_field(&control_buffer[field_start], &field_name, &field_value);
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field_start += read_package_field(&control_buffer[field_start], field_name, field_value);
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if (field_name == NULL) {
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if (*field_name == NULL) {
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goto fill_package_struct_cleanup; // Oh no, the dreaded goto statement !!
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}
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if (strcmp(field_name, "Package") == 0) {
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new_node->name = search_name_hashtable(field_value);
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if (strcmp(*field_name, "Package") == 0) {
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new_node->name = search_name_hashtable(*field_value);
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}
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else if (strcmp(field_name, "Version") == 0) {
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new_node->version = search_name_hashtable(field_value);
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else if (strcmp(*field_name, "Version") == 0) {
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new_node->version = search_name_hashtable(*field_value);
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}
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else if (strcmp(field_name, "Pre-Depends") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_PRE_DEPENDS);
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else if (strcmp(*field_name, "Pre-Depends") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_PRE_DEPENDS);
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}
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else if (strcmp(field_name, "Depends") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_DEPENDS);
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else if (strcmp(*field_name, "Depends") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_DEPENDS);
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}
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else if (strcmp(field_name, "Replaces") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_REPLACES);
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else if (strcmp(*field_name, "Replaces") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_REPLACES);
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}
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else if (strcmp(field_name, "Provides") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_PROVIDES);
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else if (strcmp(*field_name, "Provides") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_PROVIDES);
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}
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else if (strcmp(field_name, "Conflicts") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_CONFLICTS);
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else if (strcmp(*field_name, "Conflicts") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_CONFLICTS);
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}
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else if (strcmp(field_name, "Suggests") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_SUGGESTS);
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else if (strcmp(*field_name, "Suggests") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_SUGGESTS);
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}
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else if (strcmp(field_name, "Recommends") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_RECOMMENDS);
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else if (strcmp(*field_name, "Recommends") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_RECOMMENDS);
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}
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else if (strcmp(field_name, "Enhances") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_ENHANCES);
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else if (strcmp(*field_name, "Enhances") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_ENHANCES);
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}
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fill_package_struct_cleanup:
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free(field_name);
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free(field_value);
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if (*field_name) {
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free(*field_name);
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}
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if (*field_value) {
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free(*field_value);
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}
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}
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free(field_name);
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free(field_value);
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if (new_node->version == search_name_hashtable("unknown")) {
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free_package(new_node);
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return(-1);
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@ -615,6 +628,7 @@ void set_status(const unsigned int status_node_num, const char *new_value, const
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new_status = (char *) xmalloc(want_len + flag_len + status_len + 3);
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sprintf(new_status, "%s %s %s", name_hashtable[want], name_hashtable[flag], name_hashtable[status]);
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status_hashtable[status_node_num]->status = search_name_hashtable(new_status);
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free(new_status);
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return;
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}
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@ -819,7 +833,6 @@ void write_status_file(deb_file_t **deb_file)
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}
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else if (strcmp("config-files", name_hashtable[state_status]) == 0) {
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/* only change the status line */
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// buffer_length = strlen(control_buffer);
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while (1) {
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char *field_name;
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char *field_value;
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@ -1003,6 +1016,7 @@ int check_deps(deb_file_t **deb_file, int deb_start, int dep_max_count)
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}
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i++;
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}
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free(conflicts);
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return(TRUE);
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}
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@ -1091,8 +1105,10 @@ int run_package_script(const char *package_name, const char *script_type)
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/* If the file doesnt exist is isnt a fatal */
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if (lstat(script_path, &path_stat) < 0) {
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free(script_path);
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return(EXIT_SUCCESS);
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} else {
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free(script_path);
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return(system(script_path));
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}
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}
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@ -1236,6 +1252,8 @@ void unpack_package(deb_file_t *deb_file)
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/* change status */
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set_status(status_num, "install", 1);
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set_status(status_num, "unpacked", 3);
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free(info_prefix);
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}
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void configure_package(deb_file_t *deb_file)
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@ -1399,6 +1417,13 @@ extern int dpkg_main(int argc, char **argv)
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write_status_file(deb_file);
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for (i = 0; i < deb_count; i++) {
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free(deb_file[i]->control_file);
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free(deb_file[i]->filename);
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free(deb_file[i]);
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}
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free(deb_file);
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for (i = 0; i < NAME_HASH_PRIME; i++) {
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if (name_hashtable[i] != NULL) {
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free(name_hashtable[i]);
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89
dpkg.c
89
dpkg.c
@ -161,6 +161,7 @@ int search_name_hashtable(const char *key)
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{
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unsigned int probe_address = 0;
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unsigned int probe_decrement = 0;
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// char *temp;
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make_hash(key, &probe_address, &probe_decrement, NAME_HASH_PRIME);
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while(name_hashtable[probe_address] != NULL) {
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@ -174,7 +175,6 @@ int search_name_hashtable(const char *key)
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}
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}
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name_hashtable[probe_address] = xstrdup(key);
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return(probe_address);
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}
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@ -212,6 +212,7 @@ int version_compare_part(const char *version1, const char *version2)
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int tmp_int;
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int ver_num1;
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int ver_num2;
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int ret;
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if (version1 == NULL) {
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version1 = xstrdup("");
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@ -234,7 +235,8 @@ int version_compare_part(const char *version1, const char *version2)
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free(name1_char);
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free(name2_char);
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if (tmp_int != 0) {
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return(tmp_int);
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ret = tmp_int;
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goto cleanup_version_compare_part;
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}
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/* Compare digits */
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@ -249,13 +251,17 @@ int version_compare_part(const char *version1, const char *version2)
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free(name1_char);
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free(name2_char);
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if (ver_num1 < ver_num2) {
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return(-1);
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ret = -1;
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goto cleanup_version_compare_part;
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}
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else if (ver_num1 > ver_num2) {
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return(1);
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ret = 1;
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goto cleanup_version_compare_part;
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}
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}
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return(0);
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ret = 0;
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cleanup_version_compare_part:
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return(ret);
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}
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/* if ver1 < ver2 return -1,
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@ -499,54 +505,61 @@ unsigned int fill_package_struct(char *control_buffer)
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{
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common_node_t *new_node = (common_node_t *) xcalloc(1, sizeof(common_node_t));
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char *field_name = xmalloc(sizeof(char *));
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char *field_value = xmalloc(sizeof(char *));
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char **field_name = xmalloc(sizeof(char *));
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char **field_value = xmalloc(sizeof(char *));
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int field_start = 0;
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int num = -1;
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int buffer_length = strlen(control_buffer);
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new_node->version = search_name_hashtable("unknown");
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while (field_start < buffer_length) {
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field_start += read_package_field(&control_buffer[field_start], &field_name, &field_value);
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field_start += read_package_field(&control_buffer[field_start], field_name, field_value);
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if (field_name == NULL) {
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if (*field_name == NULL) {
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goto fill_package_struct_cleanup; // Oh no, the dreaded goto statement !!
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}
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if (strcmp(field_name, "Package") == 0) {
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new_node->name = search_name_hashtable(field_value);
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if (strcmp(*field_name, "Package") == 0) {
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new_node->name = search_name_hashtable(*field_value);
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}
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else if (strcmp(field_name, "Version") == 0) {
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new_node->version = search_name_hashtable(field_value);
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else if (strcmp(*field_name, "Version") == 0) {
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new_node->version = search_name_hashtable(*field_value);
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}
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else if (strcmp(field_name, "Pre-Depends") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_PRE_DEPENDS);
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else if (strcmp(*field_name, "Pre-Depends") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_PRE_DEPENDS);
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}
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else if (strcmp(field_name, "Depends") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_DEPENDS);
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else if (strcmp(*field_name, "Depends") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_DEPENDS);
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}
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else if (strcmp(field_name, "Replaces") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_REPLACES);
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else if (strcmp(*field_name, "Replaces") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_REPLACES);
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}
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else if (strcmp(field_name, "Provides") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_PROVIDES);
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else if (strcmp(*field_name, "Provides") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_PROVIDES);
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}
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else if (strcmp(field_name, "Conflicts") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_CONFLICTS);
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else if (strcmp(*field_name, "Conflicts") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_CONFLICTS);
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}
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else if (strcmp(field_name, "Suggests") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_SUGGESTS);
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else if (strcmp(*field_name, "Suggests") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_SUGGESTS);
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}
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else if (strcmp(field_name, "Recommends") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_RECOMMENDS);
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else if (strcmp(*field_name, "Recommends") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_RECOMMENDS);
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}
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else if (strcmp(field_name, "Enhances") == 0) {
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add_split_dependencies(new_node, field_value, EDGE_ENHANCES);
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else if (strcmp(*field_name, "Enhances") == 0) {
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add_split_dependencies(new_node, *field_value, EDGE_ENHANCES);
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}
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fill_package_struct_cleanup:
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free(field_name);
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free(field_value);
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if (*field_name) {
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free(*field_name);
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}
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if (*field_value) {
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free(*field_value);
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}
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}
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free(field_name);
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free(field_value);
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if (new_node->version == search_name_hashtable("unknown")) {
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free_package(new_node);
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return(-1);
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@ -615,6 +628,7 @@ void set_status(const unsigned int status_node_num, const char *new_value, const
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new_status = (char *) xmalloc(want_len + flag_len + status_len + 3);
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sprintf(new_status, "%s %s %s", name_hashtable[want], name_hashtable[flag], name_hashtable[status]);
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status_hashtable[status_node_num]->status = search_name_hashtable(new_status);
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free(new_status);
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return;
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}
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@ -819,7 +833,6 @@ void write_status_file(deb_file_t **deb_file)
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}
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else if (strcmp("config-files", name_hashtable[state_status]) == 0) {
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/* only change the status line */
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// buffer_length = strlen(control_buffer);
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while (1) {
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char *field_name;
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char *field_value;
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@ -1003,6 +1016,7 @@ int check_deps(deb_file_t **deb_file, int deb_start, int dep_max_count)
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}
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i++;
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}
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free(conflicts);
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return(TRUE);
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}
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@ -1091,8 +1105,10 @@ int run_package_script(const char *package_name, const char *script_type)
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/* If the file doesnt exist is isnt a fatal */
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if (lstat(script_path, &path_stat) < 0) {
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free(script_path);
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return(EXIT_SUCCESS);
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} else {
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free(script_path);
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return(system(script_path));
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}
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}
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@ -1236,6 +1252,8 @@ void unpack_package(deb_file_t *deb_file)
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/* change status */
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set_status(status_num, "install", 1);
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set_status(status_num, "unpacked", 3);
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free(info_prefix);
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}
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void configure_package(deb_file_t *deb_file)
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@ -1399,6 +1417,13 @@ extern int dpkg_main(int argc, char **argv)
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write_status_file(deb_file);
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for (i = 0; i < deb_count; i++) {
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free(deb_file[i]->control_file);
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free(deb_file[i]->filename);
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free(deb_file[i]);
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}
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free(deb_file);
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for (i = 0; i < NAME_HASH_PRIME; i++) {
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if (name_hashtable[i] != NULL) {
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free(name_hashtable[i]);
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