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Use Perl memory methods 

FossilOrigin-Name: 1337944567f1c048fd4292a8acdab472328f5fb9559e9e1727ab53b86d895075
This commit is contained in:
nekobit 2022-10-15 20:45:08 +00:00
parent bf8785674f
commit 4ad40369e9
16 changed files with 70 additions and 55 deletions
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4
src/account.c
View File

@ -436,7 +436,7 @@ void content_account_blocked(PATH_ARGS)
};
render_base_page(&b, req, ssn, api);
free(result);
Safefree(result);
}
void content_account_muted(PATH_ARGS)
@ -468,7 +468,7 @@ void content_account_muted(PATH_ARGS)
};
render_base_page(&b, req, ssn, api);
free(result);
Safefree(result);
}
void content_account_favourites(PATH_ARGS)

26
src/attachments.c
View File

@ -45,10 +45,10 @@ int try_upload_media(struct mstdnt_storage** storage,
return 1;
if (media_ids)
*media_ids = malloc(sizeof(char*) * size);
*media_ids = safemalloc(sizeof(char*) * size);
*attachments = malloc(sizeof(struct mstdnt_attachment) * size);
*storage = calloc(1, sizeof(struct mstdnt_storage) * size);
*attachments = safemalloc(sizeof(struct mstdnt_attachment) * size);
*storage = safecalloc(1, sizeof(struct mstdnt_storage) * size);
for (int i = 0; i < size; ++i)
{
@ -72,26 +72,26 @@ int try_upload_media(struct mstdnt_storage** storage,
{
for (size_t j = 0; j < i; ++j)
{
if (media_ids) free((*media_ids)[j]);
if (media_ids) Safefree((*media_ids)[j]);
mstdnt_storage_cleanup(*storage + j);
}
if (media_ids)
{
free(*media_ids);
Safefree(*media_ids);
*media_ids = NULL;
}
free(*attachments);
Safefree(*attachments);
*attachments = NULL;
free(*storage);
Safefree(*storage);
*storage = NULL;
return 1;
}
if (media_ids)
{
(*media_ids)[i] = malloc(strlen((*attachments)[i].id)+1);
(*media_ids)[i] = safemalloc(strlen((*attachments)[i].id)+1);
strcpy((*media_ids)[i], (*attachments)[i].id);
}
}
@ -104,7 +104,7 @@ void cleanup_media_storages(struct session* ssn, struct mstdnt_storage* storage)
if (!FILES_READY(ssn)) return;
for (size_t i = 0; i < keyfile(ssn->post.files).array_size; ++i)
mstdnt_storage_cleanup(storage + i);
free(storage);
Safefree(storage);
}
void cleanup_media_ids(struct session* ssn, char** media_ids)
@ -112,8 +112,8 @@ void cleanup_media_ids(struct session* ssn, char** media_ids)
if (!FILES_READY(ssn)) return;
if (!media_ids) return;
for (size_t i = 0; i < keyfile(ssn->post.files).array_size; ++i)
free(media_ids[i]);
free(media_ids);
Safefree(media_ids[i]);
Safefree(media_ids);
}
HV* perlify_attachment(const struct mstdnt_attachment* const attachment)
@ -153,7 +153,7 @@ void api_attachment_create(PATH_ARGS)
{
string = cJSON_Print(root);
send_result(req, NULL, "application/json", string, 0);
free(string);
Safefree(string);
}
else
send_result(req, NULL, "application/json", "{\"status\":\"Couldn't\"}", 0);
@ -161,6 +161,6 @@ void api_attachment_create(PATH_ARGS)
// Cleanup media stuff
cleanup_media_storages(ssn, att_storage);
cleanup_media_ids(ssn, media_ids);
free(attachments);
Safefree(attachments);
cJSON_Delete(root);
}

2
src/cookie.c
View File

@ -36,7 +36,7 @@ char* read_cookies_env(REQUEST_T req, struct cookie_values* cookies)
if (!cookies_env)
return NULL;
char* cookies_str = malloc(strlen(cookies_env) + 1);
char* cookies_str = safemalloc(strlen(cookies_env) + 1);
if (!cookies_str)
{
perror("malloc");

3
src/easprintf.c
View File

@ -18,6 +18,7 @@
#include <fcgi_stdio.h>
#include <stdlib.h>
#include "global_perl.h"
#include "easprintf.h"
int evasprintf(char** ret, const char* format, va_list ap)
@ -28,7 +29,7 @@ int evasprintf(char** ret, const char* format, va_list ap)
int sz = vsnprintf(NULL, 0, format, ap);
va_end(ap);
*ret = malloc(sz + 1);
*ret = safemalloc(sz + 1);
if(*ret == NULL)
{
perror("malloc");

4
src/emoji.c
View File

@ -72,7 +72,7 @@ void content_emoji_picker(PATH_ARGS)
send_result(req, NULL, NULL, picker, 0);
free(picker);
Safefree(picker);
}
char* construct_emoji_picker(char* status_id, size_t* size)
@ -119,7 +119,7 @@ char* construct_emoji_picker(char* status_id, size_t* size)
// Cleanup
for (size_t i = 0; i < EMO_CAT_LEN; ++i)
free(emojis[i]);
Safefree(emojis[i]);
return dup;
}

5
src/key.c
View File

@ -16,6 +16,7 @@
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "global_perl.h"
#include <stdlib.h>
#include <limits.h>
#include "key.h"
@ -46,13 +47,13 @@ void key_files(char* val, struct file_content* form, struct key* arg)
struct file_array* arr = &(arg->type.f);
char* content_cpy;
arr->content = realloc(arr->content,
arr->content = saferealloc(arr->content,
sizeof(struct file_content) * ++(arr->array_size));
if (!(arr->content))
return;
// Make a copy so we can remember it later
if (!(content_cpy = malloc(form->content_size+1)))
if (!(content_cpy = safemalloc(form->content_size+1)))
return;
memcpy(content_cpy, val, form->content_size+1);

8
src/login.c
View File

@ -105,7 +105,7 @@ void content_login_oauth(PATH_ARGS)
PRINTF("Set-Cookie: client_secret=%s; Path=/; Max-Age=3153600\r\n", app.client_secret);
redirect(req, REDIRECT_303, url);
free(url);
Safefree(url);
curl_free(encode_id);
}
}
@ -117,7 +117,7 @@ void content_login_oauth(PATH_ARGS)
mstdnt_storage_cleanup(&storage);
mstdnt_storage_cleanup(&oauth_storage);
if (urlify_redirect_url) free(urlify_redirect_url);
if (urlify_redirect_url) Safefree(urlify_redirect_url);
if (decode_url) curl_free(decode_url);
}
@ -192,7 +192,7 @@ void content_login(PATH_ARGS)
PUT("Set-Cookie: instance_url=; Path=/; Max-Age=-1\r\n");
apply_access_token(req, token.access_token);
free(url_link);
Safefree(url_link);
return;
}
}
@ -201,7 +201,7 @@ void content_login(PATH_ARGS)
{
// Restore and cleanup, an error occured
m_args.url = orig_url;
free(url_link);
Safefree(url_link);
}
}

16
src/main.c
View File

@ -176,9 +176,9 @@ static void application(mstdnt_t* api, REQUEST_T req)
handle_paths(req, &ssn, api, paths, sizeof(paths)/sizeof(paths[0]));
// Cleanup
if (cookies_str) free(cookies_str);
if (post_str) free(post_str);
if (get_str) free(get_str);
if (cookies_str) Safefree(cookies_str);
if (post_str) Safefree(post_str);
if (get_str) Safefree(get_str);
free_files(&(keyfile(ssn.post.files)));
if (ssn.logged_in) mstdnt_cleanup_account(&(ssn.acct));
mstdnt_storage_cleanup(&(ssn.acct_storage));
@ -251,6 +251,16 @@ int main(int argc, char **argv, char **env)
init_template_files(aTHX);
// Setup mstdnt hooks
struct mstdnt_hooks hooks = {
.malloc = safemalloc,
// Not sure how this differs from Safefree?
.free = safefree,
.calloc = safecalloc,
.realloc = saferealloc,
};
mstdnt_set_hooks(&hooks);
// Initiate mstdnt library
mstdnt_t api;
mstdnt_init(&api);

5
src/mime.c
View File

@ -17,6 +17,7 @@
*/
#include <ctype.h>
#include "global_perl.h"
#include <fcgi_stdio.h>
#include <string.h>
#include <stdlib.h>
@ -33,7 +34,7 @@ char* get_mime_boundary(char* content_type_str, char** bound)
char* content = content_type_str;
// Data gets changed in place
char* content_type = malloc(strlen(content)+1);
char* content_type = safemalloc(strlen(content)+1);
if (!content_type)
{
perror("malloc");
@ -66,7 +67,7 @@ char* get_mime_boundary(char* content_type_str, char** bound)
return content_type;
error:
free(content_type);
Safefree(content_type);
return NULL;
}

8
src/path.c
View File

@ -63,11 +63,11 @@ int parse_path(REQUEST_T req,
read_len = (size_t)after_str - (size_t)(p2 + i);
// Copy in new data from the string we just read
tmp = malloc(read_len+1);
tmp = safemalloc(read_len+1);
strncpy(tmp, after_str - read_len, read_len);
tmp[read_len] = '\0';
// Add our new string
data = realloc(data, ++size * sizeof(tmp));
data = saferealloc(data, ++size * sizeof(tmp));
data[size-1] = tmp;
// Move ahead (-1 because we move again)
i += read_len - 1;
@ -95,9 +95,9 @@ breakpt:
// Cleanup
for (size_t i = 0; i < size; ++i)
{
free(data[i]);
Safefree(data[i]);
}
if (data) free(data);
if (data) Safefree(data);
return res;
}

12
src/query.c
View File

@ -43,7 +43,7 @@ char* read_get_data(REQUEST_T req, struct get_values* query)
if (query_string)
{
get_query = malloc(strlen(query_string) + 1);
get_query = safemalloc(strlen(query_string) + 1);
if (!get_query)
{
perror("malloc");
@ -135,7 +135,7 @@ char* read_post_data(REQUEST_T req, struct post_values* post)
char* mime_boundary;
char* mime_mem = get_mime_boundary(GET_ENV("CONTENT_TYPE", req), &mime_boundary);
int content_length = atoi(GET_ENV("CONTENT_LENGTH", req));
post_query = malloc(content_length + 1);
post_query = safemalloc(content_length + 1);
if (!post_query)
{
perror("malloc");
@ -188,7 +188,7 @@ char* read_post_data(REQUEST_T req, struct post_values* post)
}
while (p_query_read);
if (mime_mem) free(mime_mem);
if (mime_mem) Safefree(mime_mem);
}
// Free me afterwards!
@ -226,7 +226,7 @@ char* try_handle_post(REQUEST_T req, void (*call)(struct http_query_info*, void*
if (request_method && (strcmp("POST", request_method) == 0))
{
int content_length = atoi(GET_ENV("CONTENT_LENGTH", req));
post_query = malloc(content_length + 1);
post_query = safemalloc(content_length + 1);
if (!post_query)
{
puts("Malloc error!");
@ -265,9 +265,9 @@ void free_files(struct file_array* files)
struct file_content* content = files->content;
for (size_t i = 0; i < files->array_size; ++i)
{
free(content[i].content);
Safefree(content[i].content);
}
free(content);
Safefree(content);
}
// TODO use hvstores_XXX macros

2
src/search.c
View File

@ -70,7 +70,7 @@ void content_search_all(PATH_ARGS)
redirect(req, REDIRECT_303, url);
break;
}
free(url);
Safefree(url);
curl_free(query);
return;
}

10
src/status.c
View File

@ -70,7 +70,7 @@ int try_post_status(struct session* ssn, mstdnt_t* api)
json_ids_len = cJSON_GetArraySize(json_ids);
if (json_ids_len)
{
media_ids = malloc(json_ids_len * sizeof(char*));
media_ids = safemalloc(json_ids_len * sizeof(char*));
// TODO error
cJSON* id;
int i = 0;
@ -110,11 +110,11 @@ int try_post_status(struct session* ssn, mstdnt_t* api)
cleanup_media_storages(ssn, att_storage);
if (json_ids)
free(media_ids);
Safefree(media_ids);
else
cleanup_media_ids(ssn, media_ids);
free(attachments);
Safefree(attachments);
if (json_ids) cJSON_Delete(json_ids);
return 0;
}
@ -403,7 +403,7 @@ void content_status(PATH_ARGS, uint8_t flags)
mstdnt_storage_cleanup(&storage);
mstdnt_storage_cleanup(&status_storage);
Safefree(dup);
free(picker);
Safefree(picker);
}
void notice_redirect(PATH_ARGS)
@ -411,7 +411,7 @@ void notice_redirect(PATH_ARGS)
char* url;
easprintf(&url, "%s/status/%s", config_url_prefix, data[0]);
redirect(req, REDIRECT_303, url);
free(url);
Safefree(url);
}
HV* perlify_status_pleroma(const struct mstdnt_status_pleroma* pleroma)

9
src/string.c
View File

@ -20,6 +20,7 @@
#define _DEFAULT_SOURCE
#include <time.h>
#include <math.h>
#include "global_perl.h"
#include "easprintf.h"
#include <stdlib.h>
#include <stddef.h>
@ -110,7 +111,7 @@ char* strrepl(char* source, char* find, char* repl, int flags)
str_size += curr - last;
// Create and copy
result = realloc(result, str_size + (!is_last ? repl_len : 0) + 1);
result = saferealloc(result, str_size + (!is_last ? repl_len : 0) + 1);
strncpy(result + last_str_size, last, curr - last);
if (!is_last)
{
@ -134,9 +135,9 @@ char* sanitize_html(char* html)
char* left = strrepl(amp, "<", "&lt;", STRREPL_ALL);
char* right = strrepl(left, ">", "&gt;", STRREPL_ALL);
char* quot = strrepl(right, "\"", "&quot;", STRREPL_ALL);
if (quot != right && right != html && right != left) free(right);
if (left != html && left != amp) free(left);
if (amp != html) free(amp);
if (quot != right && right != html && right != left) Safefree(right);
if (left != html && left != amp) Safefree(left);
if (amp != html) Safefree(amp);
return quot;
}

9
src/string_helpers.c
View File

@ -17,6 +17,7 @@
*/
#include <fcgi_stdio.h>
#include "global_perl.h"
#include <string.h>
#include <stdlib.h>
#include "string_helpers.h"
@ -42,24 +43,24 @@ char* construct_func_strings(char* (*func)(void*, size_t, size_t*),
if (parse_size == -1) /* Malloc error */
{
if (result) free(result);
if (result) Safefree(result);
return NULL;
}
last_parse_size = curr_parse_size;
curr_parse_size += parse_size;
result = realloc(result, curr_parse_size + 1);
result = saferealloc(result, curr_parse_size + 1);
if (result == NULL)
{
perror("malloc");
free(res_html);
Safefree(res_html);
return NULL;
}
// Copy res_html to result in correct position
strncpy(result + last_parse_size, res_html, parse_size);
// Cleanup
free(res_html);
Safefree(res_html);
}
if (result)

2
src/timeline.c
View File

@ -221,7 +221,7 @@ void tl_tag(REQUEST_T req, struct session* ssn, mstdnt_t* api, char* tag_id)
easprintf(&header, "Hashtag - #%s", tag_id);
content_timeline(req, ssn, api, &storage, statuses, statuses_len, BASE_CAT_NONE, header, 0, 0);
free(header);
Safefree(header);
}
void content_tl_home(PATH_ARGS)