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Add ocspget

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This commit is contained in:
Zhi Guan
2026-06-19 12:14:38 +08:00
parent 47c9fa8e4f
commit 3173fb45f3
9 changed files with 513 additions and 2 deletions
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91
src/http.c
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@@ -107,6 +107,12 @@ int http_parse_response(char *buf, size_t buflen, uint8_t **content, size_t *con
#define HTTP_GET_TEMPLATE "GET %s HTTP/1.1\r\n" "Host: %s\r\n" "\r\n\r\n"
#define HTTP_POST_TEMPLATE \
"POST %s HTTP/1.1\r\n" \
"Host: %s\r\n" \
"Content-Type: %s\r\n" \
"Content-Length: %zu\r\n" \
"\r\n"
int http_get(const char *uri, uint8_t *buf, size_t *contentlen, size_t buflen)
{
@@ -183,3 +189,88 @@ end:
if (tls_socket_is_valid(sock)) tls_socket_close(sock);
return ret;
}
int http_post(const char *uri, const char *content_type,
const uint8_t *req, size_t reqlen,
uint8_t *buf, size_t *contentlen, size_t buflen)
{
int ret = -1;
char host[128];
int port;
char path[256];
struct hostent *hp;
struct sockaddr_in server;
tls_socket_t sock = tls_socket_invalid();
char post[1024];
int postlen;
char response[1024];
uint8_t *p;
tls_ret_t len;
size_t left;
if (!content_type || !req || !reqlen || !contentlen) {
error_print();
return -1;
}
if (http_parse_uri(uri, host, &port, path) != 1) {
error_print();
return -1;
}
if ((postlen = snprintf(post, sizeof(post), HTTP_POST_TEMPLATE,
path, host, content_type, reqlen)) <= 0
|| postlen >= (int)sizeof(post)) {
error_print();
return -1;
}
if (!(hp = gethostbyname(host))) {
error_print();
return -1;
}
server.sin_addr = *((struct in_addr *)hp->h_addr_list[0]);
server.sin_family = AF_INET;
server.sin_port = htons(port);
if (tls_socket_create(&sock, AF_INET, SOCK_STREAM, 0) != 1) {
error_print();
return -1;
}
if (tls_socket_connect(sock, &server) != 1) {
error_print();
goto end;
}
if (tls_socket_send(sock, post, strlen(post), 0) != postlen) {
error_print();
goto end;
}
if (tls_socket_send(sock, req, reqlen, 0) != (tls_ret_t)reqlen) {
error_print();
goto end;
}
if ((len = tls_socket_recv(sock, response, sizeof(response) - 1, 0)) <= 0) {
error_print();
goto end;
}
response[len] = 0;
if (http_parse_response(response, (size_t)len, &p, contentlen, &left) != 1) {
error_print();
goto end;
}
if (!buf || buflen < *contentlen) {
ret = 0;
goto end;
}
memcpy(buf, p, *contentlen - left);
if (left) {
if (socket_recv_all(sock, buf + *contentlen - left, left) != 1) {
error_print();
goto end;
}
}
ret = 1;
end:
if (tls_socket_is_valid(sock)) tls_socket_close(sock);
return ret;
}