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Alternative to mg_upload (Step 8/?)

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This commit is contained in:
bel
2016-01-11 21:41:47 +01:00
parent b08b61d0d2
commit 76b327b1d0
2 changed files with 57 additions and 5 deletions
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22
examples/embedded_c/embedded_c.c
View File

@@ -26,7 +26,7 @@
#endif
#else
#ifdef USE_IPV6
#define PORT "[::]:8888r,[::]:8843s"
#define PORT "[::]:8888r,[::]:8843s,8884"
#else
#define PORT "8888r,8843s"
#endif
@@ -156,8 +156,13 @@ FileHandler(struct mg_connection *conn, void *cbdata)
struct mg_form_data_handler {
int (*field_found)(const char *key, const char *value, void *user_data);
int (*field_found)(const char *key,
size_t keylen,
const char *value,
size_t vallen,
void *user_data);
int (*file_found)(const char *key,
size_t keylen,
const char *filename,
int *disposition,
void *user_data);
@@ -165,13 +170,24 @@ struct mg_form_data_handler {
};
int
field_found(const char *key,
size_t keylen,
const char *value,
size_t vallen,
void *user_data)
{
return 0;
}
int
FormHandler(struct mg_connection *conn, void *cbdata)
{
/* Handler may access the request info using mg_get_request_info */
const struct mg_request_info *req_info = mg_get_request_info(conn);
int ret;
struct mg_form_data_handler fdh = {0, 0, 0};
struct mg_form_data_handler fdh = {field_found, 0, 0};
/* TODO: Checks before calling handle_form_data ? */
(void)req_info;

40
src/handle_form.inl
View File

@@ -39,8 +39,13 @@ mirror_body___dev_helper(struct mg_connection *conn)
struct mg_form_data_handler {
int (*field_found)(const char *key, const char *value, void *user_data);
int (*field_found)(const char *key,
size_t keylen,
const char *value,
size_t vallen,
void *user_data);
int (*file_found)(const char *key,
size_t keylen,
const char *filename,
int *disposition,
void *user_data);
@@ -78,7 +83,38 @@ mg_handle_form_data(struct mg_connection *conn,
/* GET request: form data is in the query string. */
data = conn->request_info.query_string;
/* TODO: split data in a=1&b&c=3&c=4 ... */
if (!data) {
/* No query string. */
return 0;
}
/* Split data in a=1&b&c=3&c=4 ... */
while (*data) {
const char *val = strchr(data, '=');
const char *next;
ptrdiff_t keylen, vallen;
if (!val) {
break;
}
keylen = val - data;
val++;
next = strchr(val, '&');
if (next) {
vallen = next - val;
next++;
} else {
vallen = strlen(val);
}
/* Call callback */
fdh->field_found(
data, (size_t)keylen, val, (size_t)vallen, fdh->user_data);
/* Proceed to next entry */
data = val + vallen;
}
return 0;
}