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adopted monhoose.h to Google style

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mongoose.h
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/*
* Copyright (c) 2004-2009 Sergey Lyubka
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* $Id: mongoose.h 517 2010-05-03 12:54:59Z valenok $
*/
// Copyright (c) 2004-2010 Sergey Lyubka
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#ifndef MONGOOSE_HEADER_INCLUDED
#define MONGOOSE_HEADER_INCLUDED
#define MONGOOSE_HEADER_INCLUDED
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif // __cplusplus
struct mg_context; /* Handle for the HTTP service itself */
struct mg_connection; /* Handle for the individual connection */
struct mg_context; // Handle for the HTTP service itself
struct mg_connection; // Handle for the individual connection
/*
* This structure contains full information about the HTTP request.
* It is passed to the user-specified callback function as a parameter.
*/
// This structure contains full information about the HTTP request.
// It is passed to the user-specified callback function as a parameter.
struct mg_request_info {
char *request_method; /* "GET", "POST", etc */
char *uri; /* Normalized URI */
char *http_version; /* E.g. "1.0", "1.1" */
char *query_string; /* \0 - terminated */
char *post_data; /* POST data buffer */
char *remote_user; /* Authenticated user */
char *log_message; /* Mongoose error log message */
long remote_ip; /* Client's IP address */
int remote_port; /* Client's port */
int post_data_len; /* POST buffer length */
int status_code; /* HTTP status code */
int is_ssl; /* 1 if SSL-ed, 0 if not */
int num_headers; /* Number of headers */
struct mg_header {
char *name; /* HTTP header name */
char *value; /* HTTP header value */
} http_headers[64]; /* Maximum 64 headers */
char *request_method; // "GET", "POST", etc
char *uri; // URL-decoded URI
char *http_version; // E.g. "1.0", "1.1"
char *query_string; // \0 - terminated
char *post_data; // POST data buffer
char *remote_user; // Authenticated user
char *log_message; // Mongoose error log message
long remote_ip; // Client's IP address
int remote_port; // Client's port
int post_data_len; // POST buffer length
int status_code; // HTTP status code
int is_ssl; // 1 if SSL-ed, 0 if not
int num_headers; // Number of headers
struct mg_header {
char *name; // HTTP header name
char *value; // HTTP header value
} http_headers[64]; // Maximum 64 headers
};
/*
* User-defined handler function. It must return MG_SUCCESS or MG_ERROR.
*
* If handler returns MG_SUCCESS, that means that handler has processed the
* request by sending appropriate HTTP reply to the client. Mongoose treats
* the request as served.
*
* If callback returns MG_ERROR, that means that callback has not processed
* the request. Handler must not send any data to the client in this case.
* Mongoose proceeds with request handling as if nothing happened.
*
* NOTE: ssl_password_handler must have the following prototype:
* int (*)(char *, int, int, void *)
* Refer to OpenSSL documentation for more details.
*/
// User-defined handler function. It must return MG_SUCCESS or MG_ERROR.
//
// If handler returns MG_SUCCESS, that means that handler has processed the
// request by sending appropriate HTTP reply to the client. Mongoose treats
// the request as served.
//
// If callback returns MG_ERROR, that means that callback has not processed
// the request. Handler must not send any data to the client in this case.
// Mongoose proceeds with request handling as if nothing happened.
//
// NOTE: ssl_password_handler must have the following prototype:
// int (*)(char *, int, int, void *)
// Refer to OpenSSL documentation for more details.
enum mg_error_t {
MG_ERROR,
MG_SUCCESS,
MG_NOT_FOUND,
MG_BUFFER_TOO_SMALL
MG_ERROR,
MG_SUCCESS,
MG_NOT_FOUND,
MG_BUFFER_TOO_SMALL
};
typedef enum mg_error_t (*mg_callback_t)(struct mg_connection *,
const struct mg_request_info *);
const struct mg_request_info *);
/*
* This structure describes Mongoose configuration.
*/
// This structure describes Mongoose configuration.
struct mg_config {
char *document_root;
char *index_files;
char *ssl_certificate;
char *listening_ports;
char *cgi_extensions;
char *cgi_interpreter;
char *cgi_environment;
char *ssi_extensions;
char *auth_domain;
char *protect;
char *global_passwords_file;
char *put_delete_passwords_file;
char *access_log_file;
char *error_log_file;
char *acl;
char *uid;
char *mime_types;
char *enable_directory_listing;
char *num_threads;
char *document_root;
char *index_files;
char *ssl_certificate;
char *listening_ports;
char *cgi_extensions;
char *cgi_interpreter;
char *cgi_environment;
char *ssi_extensions;
char *auth_domain;
char *protect;
char *global_passwords_file;
char *put_delete_passwords_file;
char *access_log_file;
char *error_log_file;
char *acl;
char *uid;
char *mime_types;
char *enable_directory_listing;
char *num_threads;
mg_callback_t new_request_handler;
mg_callback_t http_error_handler;
mg_callback_t event_log_handler;
mg_callback_t ssl_password_handler;
mg_callback_t new_request_handler;
mg_callback_t http_error_handler;
mg_callback_t event_log_handler;
mg_callback_t ssl_password_handler;
};
/*
* Start the web server.
*
* This must be the first function called by the application.
* It creates a serving thread, and returns a context structure that
* can be used to stop the server.
* After calling mg_start(), configuration data must not be changed.
*/
// Start the web server.
//
// This must be the first function called by the application.
// It creates a serving thread, and returns a context structure that
// can be used to stop the server.
// After calling mg_start(), configuration data must not be changed.
struct mg_context *mg_start(struct mg_config *);
/*
* Stop the web server.
*
* Must be called last, when an application wants to stop the web server and
* release all associated resources. This function blocks until all Mongoose
* threads are stopped. Context pointer becomes invalid.
*/
// Stop the web server.
//
// Must be called last, when an application wants to stop the web server and
// release all associated resources. This function blocks until all Mongoose
// threads are stopped. Context pointer becomes invalid.
void mg_stop(struct mg_context *);
/*
* Add, edit or delete the entry in the passwords file.
*
* This function allows an application to manipulate .htpasswd files on the
* fly by adding, deleting and changing user records. This is one of the
* several ways of implementing authentication on the server side. For another,
* cookie-based way please refer to the examples/chat.c in the source tree.
*
* If password is not NULL, entry is added (or modified if already exists).
* If password is NULL, entry is deleted.
*
* Return:
* MG_ERROR, MG_SUCCESS
*/
// Add, edit or delete the entry in the passwords file.
//
// This function allows an application to manipulate .htpasswd files on the
// fly by adding, deleting and changing user records. This is one of the
// several ways of implementing authentication on the server side. For another,
// cookie-based way please refer to the examples/chat.c in the source tree.
//
// If password is not NULL, entry is added (or modified if already exists).
// If password is NULL, entry is deleted.
//
// Return:
// MG_ERROR, MG_SUCCESS
enum mg_error_t mg_modify_passwords_file(struct mg_context *ctx,
const char *file_name, const char *user, const char *password);
const char *file_name, const char *user, const char *password);
/*
* Send data to the client.
*/
// Send data to the client.
int mg_write(struct mg_connection *, const void *buf, size_t len);
/*
* Send data to the browser using printf() semantics.
*
* Works exactly like mg_write(), but allows to do message formatting.
* Note that mg_printf() uses internal buffer of size IO_BUF_SIZE
* (8 Kb by default) as temporary message storage for formatting. Do not
* print data that is bigger than that, otherwise it will be truncated.
*/
// Send data to the browser using printf() semantics.
//
// Works exactly like mg_write(), but allows to do message formatting.
// Note that mg_printf() uses internal buffer of size IO_BUF_SIZE
// (8 Kb by default) as temporary message storage for formatting. Do not
// print data that is bigger than that, otherwise it will be truncated.
int mg_printf(struct mg_connection *, const char *fmt, ...);
/*
* Read data from the remote or local end.
*/
// Read data from the remote or local end.
int mg_read(struct mg_connection *, void *buf, size_t len);
/*
* Get the value of particular HTTP header.
*
* This is a helper function. It traverses request_info->http_headers array,
* and if the header is present in the array, returns its value. If it is
* not present, NULL is returned.
*/
// Get the value of particular HTTP header.
//
// This is a helper function. It traverses request_info->http_headers array,
// and if the header is present in the array, returns its value. If it is
// not present, NULL is returned.
const char *mg_get_header(const struct mg_connection *, const char *name);
/*
* Get a value of particular form variable.
*
* Either request_info->query_string or read POST data can be scanned.
* mg_get_qsvar() is convenience method to get variable from the query string.
* Destination buffer is guaranteed to be '\0' - terminated. In case of
* failure, dst[0] == '\0'.
*
* Return:
* MG_SUCCESS Variable value was successfully copied in the buffer.
* MG_NOT_FOUND Requested variable not found.
* MG_BUFFER_TOO_SMALL Destination buffer is too small to hold the value.
*/
// Get a value of particular form variable.
//
// Either request_info->query_string or read POST data can be scanned.
// mg_get_qsvar() is convenience method to get variable from the query string.
// Destination buffer is guaranteed to be '\0' - terminated. In case of
// failure, dst[0] == '\0'.
//
// Return:
// MG_SUCCESS Variable value was successfully copied in the buffer.
// MG_NOT_FOUND Requested variable not found.
// MG_BUFFER_TOO_SMALL Destination buffer is too small to hold the value.
enum mg_error_t mg_get_var(const char *data, size_t data_len,
const char *var_name, char *buf, size_t buf_len);
const char *var_name, char *buf, size_t buf_len);
enum mg_error_t mg_get_qsvar(const struct mg_request_info *,
const char *var_name, char *buf, size_t buf_len);
const char *var_name, char *buf, size_t buf_len);
/*
* Fetch value of certain cookie variable into the destination buffer.
*
* Destination buffer is guaranteed to be '\0' - terminated. In case of
* failure, dst[0] == '\0'. Note that RFC allows many occurences of the same
* parameter. This function returns only first occurance.
*
* Return:
* MG_SUCCESS Cookie parameter was successfully copied in the buffer.
* MG_NOT_FOUND Either "Cookie:" header is not present at all, or the
* requested parameter is not found.
* MG_BUFFER_TOO_SMALL Destination buffer is too small to hold the value.
*/
// Fetch value of certain cookie variable into the destination buffer.
//
// Destination buffer is guaranteed to be '\0' - terminated. In case of
// failure, dst[0] == '\0'. Note that RFC allows many occurences of the same
// parameter. This function returns only first occurance.
//
// Return:
// MG_SUCCESS Cookie parameter was successfully copied in the buffer.
// MG_NOT_FOUND Either "Cookie:" header is not present at all, or the
// requested parameter is not found.
// MG_BUFFER_TOO_SMALL Destination buffer is too small to hold the value.
enum mg_error_t mg_get_cookie(const struct mg_connection *,
const char *cookie_name, char *buf, size_t buf_len);
const char *cookie_name, char *buf, size_t buf_len);
/*
* Return Mongoose version.
*/
// Return Mongoose version.
const char *mg_version(void);
/*
* MD5 hash given strings.
* Buffer 'buf' must be 33 bytes long. Varargs is a NULL terminated list of
* asciiz strings. When function returns, buf will contain human-readable
* MD5 hash. Example:
* char buf[33];
* mg_md5(buf, "aa", "bb", NULL);
*/
// MD5 hash given strings.
// Buffer 'buf' must be 33 bytes long. Varargs is a NULL terminated list of
// asciiz strings. When function returns, buf will contain human-readable
// MD5 hash. Example:
// char buf[33];
// mg_md5(buf, "aa", "bb", NULL);
void mg_md5(char *buf, ...);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif // __cplusplus
#endif /* MONGOOSE_HEADER_INCLUDED */
#endif // MONGOOSE_HEADER_INCLUDED