opus-tango/http-server-in-c
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fix invalid pointer free

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This commit is contained in:
Nayan
2025-05-07 22:34:24 -04:00
parent d25b2d0656
commit c62c63d325
2 changed files with 79 additions and 15 deletions
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88
http_stuff.c
View File

@@ -23,23 +23,70 @@ http_response* create_http_response() {
return res;
}
http_request* free_http_request(http_request* req) {
free(req->method);
free(req->url);
free(req->headers);
free(req->content_type);
free(req->body);
free(req);
void free_http_request(http_request* req) {
if (req == NULL) {
printf("Attempting to free NULL request\n");
return NULL;
}
if (req->method != NULL) {
printf("Freeing request method\n");
free(req->method);
req->method = NULL;
}
if (req->url != NULL) {
printf("Freeing request url\n");
free(req->url);
req->url = NULL;
}
if (req->headers != NULL) {
printf("Freeing request headers\n");
for (int i = 0; i < req->num_headers; i++) {
free(req->headers[i].key);
req->headers[i].key = NULL;
free(req->headers[i].value);
req->headers[i].value = NULL;
}
free(req->headers);
req->headers = NULL;
}
if (req->content_type != NULL) {
printf("Freeing request content type\n");
free(req->content_type);
req->content_type = NULL;
}
if (req->body != NULL) {
printf("Freeing request body\n");
free(req->body);
req->body = NULL;
}
printf("Freeing request\n");
free(req);
req = NULL;
}
http_response* free_http_response(http_response* res) {
free(res->status_line);
free(res->headers);
free(res->content_type);
free(res->body);
free(res);
void free_http_response(http_response* res) {
if (res == NULL) {
printf("Attempting to free NULL response\n");
return NULL;
}
if (res->status_line != NULL) {
free(res->status_line);
}
if (res->headers != NULL) {
for (int i = 0; i < res->num_headers; i++) {
free(res->headers[i].key);
free(res->headers[i].value);
}
free(res->headers);
}
if (res->content_type != NULL) {
free(res->content_type);
}
if (res->body != NULL) {
free(res->body);
}
free(res);
res = NULL;
}
void print_http_request(http_request* req) {
@@ -111,11 +158,13 @@ char* reponse_to_string(http_response* res) {
}
char* get_header_value_request(http_request* req, char* key) {
// printf("Getting header value for key: %s\n", key);
for (int i = 0; i < req->num_headers; i++) {
if (strcmp(req->headers[i].key, key) == 0) {
return req->headers[i].value;
}
}
// printf("Header not found\n");
return NULL;
}
@@ -134,3 +183,16 @@ void request_add_header_n(http_request* req, char* key, size_t key_length,
void request_add_header(http_request* req, char* key, char* value) {
request_add_header_n(req, key, strlen(key), value, strlen(value));
}
void request_info_print(http_request* req) {
printf("Method: %d\n", (int)req->method);
printf("URL: %d\n", (int)req->url);
printf("Headers:\n");
for (int i = 0; i < req->num_headers; i++) {
printf("%d: %d\n", (int)req->headers[i].key,
(int)req->headers[i].value);
}
printf("Content-Type: %d\n", (int)req->content_type);
printf("Content-Length: %zu\n", req->content_length);
printf("Body:\n%d\n", (int)req->body);
}

6
http_stuff.h
View File

@@ -81,7 +81,7 @@ http_response* create_http_response();
*
* @return NULL
*/
http_request* free_http_request(http_request* req);
void free_http_request(http_request* req);
/**
* Frees the memory associated with an http_response struct. This function is
@@ -100,7 +100,7 @@ http_request* free_http_request(http_request* req);
* @details
*
*/
http_response* free_http_response(http_response* res);
void free_http_response(http_response* res);
/**
* Prints a formatted version of an http_request struct to stdout. This function
@@ -173,4 +173,6 @@ void request_add_header_n(http_request* req, char* key, size_t key_length,
*/
void request_add_header(http_request* req, char* key, char* value);
void request_info_print(http_request* req);
#endif