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mirror of https://git.libssh.org/projects/libssh.git synced 2025-11-27 13:21:11 +03:00

Move doxygen tags into C files

This commit is contained in:
Aris Adamantiadis
2009-07-04 13:47:57 +02:00
parent 708c0d32a2
commit 5ba33438f3
2 changed files with 115 additions and 123 deletions

View File

@@ -394,142 +394,21 @@ typedef struct ssh_poll SSH_POLL;
typedef int (*ssh_poll_callback)(SSH_POLL *p, int fd, int revents, typedef int (*ssh_poll_callback)(SSH_POLL *p, int fd, int revents,
void *userdata); void *userdata);
/**
* @brief Allocate a new poll object, which could be used within a poll context.
*
* @param fd Socket that will be polled.
* @param events Poll events that will be monitored for the socket. i.e.
* POLLIN, POLLPRI, POLLOUT, POLLERR, POLLHUP, POLLNVAL
* @param cb Function to be called if any of the events are set.
* @param userdata Userdata to be passed to the callback function. NULL if
* not needed.
*
* @return A new poll object, NULL on error
*/
SSH_POLL *ssh_poll_new(socket_t fd, short events, ssh_poll_callback cb, SSH_POLL *ssh_poll_new(socket_t fd, short events, ssh_poll_callback cb,
void *userdata); void *userdata);
/**
* @brief Free a poll object.
*
* @param p Pointer to an already allocated poll object.
*/
void ssh_poll_free(SSH_POLL *p); void ssh_poll_free(SSH_POLL *p);
/**
* @brief Get the poll context of a poll object.
*
* @param p Pointer to an already allocated poll object.
*
* @return Poll context or NULL if the poll object isn't attached.
*/
SSH_POLL_CTX *ssh_poll_get_ctx(SSH_POLL *p); SSH_POLL_CTX *ssh_poll_get_ctx(SSH_POLL *p);
/**
* @brief Get the events of a poll object.
*
* @param p Pointer to an already allocated poll object.
*
* @return Poll events.
*/
short ssh_poll_get_events(SSH_POLL *p); short ssh_poll_get_events(SSH_POLL *p);
/**
* @brief Set the events of a poll object. The events will also be propagated
* to an associated poll context.
*
* @param p Pointer to an already allocated poll object.
* @param events Poll events.
*/
void ssh_poll_set_events(SSH_POLL *p, short events); void ssh_poll_set_events(SSH_POLL *p, short events);
/**
* @brief Add extra events to a poll object. Duplicates are ignored.
* The events will also be propagated to an associated poll context.
*
* @param p Pointer to an already allocated poll object.
* @param events Poll events.
*/
void ssh_poll_add_events(SSH_POLL *p, short events); void ssh_poll_add_events(SSH_POLL *p, short events);
/**
* @brief Remove events from a poll object. Non-existent are ignored.
* The events will also be propagated to an associated poll context.
*
* @param p Pointer to an already allocated poll object.
* @param events Poll events.
*/
void ssh_poll_remove_events(SSH_POLL *p, short events); void ssh_poll_remove_events(SSH_POLL *p, short events);
/**
* @brief Get the raw socket of a poll object.
*
* @param p Pointer to an already allocated poll object.
*
* @return Raw socket.
*/
int ssh_poll_get_fd(SSH_POLL *p); int ssh_poll_get_fd(SSH_POLL *p);
/**
* @brief Set the callback of a poll object.
*
* @param p Pointer to an already allocated poll object.
* @param cb Function to be called if any of the events are set.
* @param userdata Userdata to be passed to the callback function. NULL if
* not needed.
*/
void ssh_poll_set_callback(SSH_POLL *p, ssh_poll_callback cb, void *userdata); void ssh_poll_set_callback(SSH_POLL *p, ssh_poll_callback cb, void *userdata);
/**
* @brief Create a new poll context. It could be associated with many poll object
* which are going to be polled at the same time as the poll context. You
* would need a single poll context per thread.
*
* @param chunk_size The size of the memory chunk that will be allocated, when
* more memory is needed. This is for efficiency reasons,
* i.e. don't allocate memory for each new poll object, but
* for the next 5. Set it to 0 if you want to use the
* library's default value.
*/
SSH_POLL_CTX *ssh_poll_ctx_new(size_t chunk_size); SSH_POLL_CTX *ssh_poll_ctx_new(size_t chunk_size);
/**
* @brief Free a poll context.
*
* @param ctx Pointer to an already allocated poll context.
*/
void ssh_poll_ctx_free(SSH_POLL_CTX *ctx); void ssh_poll_ctx_free(SSH_POLL_CTX *ctx);
/**
* @brief Add a poll object to a poll context.
*
* @param ctx Pointer to an already allocated poll context.
* @param p Pointer to an already allocated poll object.
*
* @return 0 on success, < 0 on error
*/
int ssh_poll_ctx_add(SSH_POLL_CTX *ctx, SSH_POLL *p); int ssh_poll_ctx_add(SSH_POLL_CTX *ctx, SSH_POLL *p);
/**
* @brief Remove a poll object from a poll context.
*
* @param ctx Pointer to an already allocated poll context.
* @param p Pointer to an already allocated poll object.
*/
void ssh_poll_ctx_remove(SSH_POLL_CTX *ctx, SSH_POLL *p); void ssh_poll_ctx_remove(SSH_POLL_CTX *ctx, SSH_POLL *p);
/**
* @brief Poll all the sockets associated through a poll object with a
* poll context. If any of the events are set after the poll, the
* call back function of the socket will be called.
* This function should be called once within the programs main loop.
*
* @param ctx Pointer to an already allocated poll context.
* @param timeout An upper limit on the time for which ssh_poll_ctx() will
* block, in milliseconds. Specifying a negative value
* means an infinite timeout. This parameter is passed to
* the poll() function.
*/
int ssh_poll_ctx(SSH_POLL_CTX *ctx, int timeout); int ssh_poll_ctx(SSH_POLL_CTX *ctx, int timeout);
/* init.c */ /* init.c */

View File

@@ -226,6 +226,19 @@ int ssh_poll(pollfd_t *fds, nfds_t nfds, int timeout) {
#endif /* HAVE_POLL */ #endif /* HAVE_POLL */
/**
* @brief Allocate a new poll object, which could be used within a poll context.
*
* @param fd Socket that will be polled.
* @param events Poll events that will be monitored for the socket. i.e.
* POLLIN, POLLPRI, POLLOUT, POLLERR, POLLHUP, POLLNVAL
* @param cb Function to be called if any of the events are set.
* @param userdata Userdata to be passed to the callback function. NULL if
* not needed.
*
* @return A new poll object, NULL on error
*/
SSH_POLL *ssh_poll_new(socket_t fd, short events, ssh_poll_callback cb, SSH_POLL *ssh_poll_new(socket_t fd, short events, ssh_poll_callback cb,
void *userdata) { void *userdata) {
SSH_POLL *p; SSH_POLL *p;
@@ -242,18 +255,46 @@ SSH_POLL *ssh_poll_new(socket_t fd, short events, ssh_poll_callback cb,
return p; return p;
} }
/**
* @brief Free a poll object.
*
* @param p Pointer to an already allocated poll object.
*/
void ssh_poll_free(SSH_POLL *p) { void ssh_poll_free(SSH_POLL *p) {
SAFE_FREE(p); SAFE_FREE(p);
} }
/**
* @brief Get the poll context of a poll object.
*
* @param p Pointer to an already allocated poll object.
*
* @return Poll context or NULL if the poll object isn't attached.
*/
SSH_POLL_CTX *ssh_poll_get_ctx(SSH_POLL *p) { SSH_POLL_CTX *ssh_poll_get_ctx(SSH_POLL *p) {
return p->ctx; return p->ctx;
} }
/**
* @brief Get the events of a poll object.
*
* @param p Pointer to an already allocated poll object.
*
* @return Poll events.
*/
short ssh_poll_get_events(SSH_POLL *p) { short ssh_poll_get_events(SSH_POLL *p) {
return p->events; return p->events;
} }
/**
* @brief Set the events of a poll object. The events will also be propagated
* to an associated poll context.
*
* @param p Pointer to an already allocated poll object.
* @param events Poll events.
*/
void ssh_poll_set_events(SSH_POLL *p, short events) { void ssh_poll_set_events(SSH_POLL *p, short events) {
p->events = events; p->events = events;
if (p->ctx != NULL) { if (p->ctx != NULL) {
@@ -261,14 +302,36 @@ void ssh_poll_set_events(SSH_POLL *p, short events) {
} }
} }
/**
* @brief Add extra events to a poll object. Duplicates are ignored.
* The events will also be propagated to an associated poll context.
*
* @param p Pointer to an already allocated poll object.
* @param events Poll events.
*/
void ssh_poll_add_events(SSH_POLL *p, short events) { void ssh_poll_add_events(SSH_POLL *p, short events) {
ssh_poll_set_events(p, ssh_poll_get_events(p) | events); ssh_poll_set_events(p, ssh_poll_get_events(p) | events);
} }
/**
* @brief Remove events from a poll object. Non-existent are ignored.
* The events will also be propagated to an associated poll context.
*
* @param p Pointer to an already allocated poll object.
* @param events Poll events.
*/
void ssh_poll_remove_events(SSH_POLL *p, short events) { void ssh_poll_remove_events(SSH_POLL *p, short events) {
ssh_poll_set_events(p, ssh_poll_get_events(p) & ~events); ssh_poll_set_events(p, ssh_poll_get_events(p) & ~events);
} }
/**
* @brief Get the raw socket of a poll object.
*
* @param p Pointer to an already allocated poll object.
*
* @return Raw socket.
*/
int ssh_poll_get_fd(SSH_POLL *p) { int ssh_poll_get_fd(SSH_POLL *p) {
if (p->ctx != NULL) { if (p->ctx != NULL) {
return p->ctx->pollfds[p->idx].fd; return p->ctx->pollfds[p->idx].fd;
@@ -276,7 +339,14 @@ int ssh_poll_get_fd(SSH_POLL *p) {
return p->fd; return p->fd;
} }
/**
* @brief Set the callback of a poll object.
*
* @param p Pointer to an already allocated poll object.
* @param cb Function to be called if any of the events are set.
* @param userdata Userdata to be passed to the callback function. NULL if
* not needed.
*/
void ssh_poll_set_callback(SSH_POLL *p, ssh_poll_callback cb, void *userdata) { void ssh_poll_set_callback(SSH_POLL *p, ssh_poll_callback cb, void *userdata) {
if (cb != NULL) { if (cb != NULL) {
p->cb = cb; p->cb = cb;
@@ -284,6 +354,17 @@ void ssh_poll_set_callback(SSH_POLL *p, ssh_poll_callback cb, void *userdata) {
} }
} }
/**
* @brief Create a new poll context. It could be associated with many poll object
* which are going to be polled at the same time as the poll context. You
* would need a single poll context per thread.
*
* @param chunk_size The size of the memory chunk that will be allocated, when
* more memory is needed. This is for efficiency reasons,
* i.e. don't allocate memory for each new poll object, but
* for the next 5. Set it to 0 if you want to use the
* library's default value.
*/
SSH_POLL_CTX *ssh_poll_ctx_new(size_t chunk_size) { SSH_POLL_CTX *ssh_poll_ctx_new(size_t chunk_size) {
SSH_POLL_CTX *ctx; SSH_POLL_CTX *ctx;
@@ -303,6 +384,11 @@ SSH_POLL_CTX *ssh_poll_ctx_new(size_t chunk_size) {
return ctx; return ctx;
} }
/**
* @brief Free a poll context.
*
* @param ctx Pointer to an already allocated poll context.
*/
void ssh_poll_ctx_free(SSH_POLL_CTX *ctx) { void ssh_poll_ctx_free(SSH_POLL_CTX *ctx) {
if (ctx->polls_allocated > 0) { if (ctx->polls_allocated > 0) {
register size_t i, used; register size_t i, used;
@@ -349,6 +435,14 @@ static int ssh_poll_ctx_resize(SSH_POLL_CTX *ctx, size_t new_size) {
return 0; return 0;
} }
/**
* @brief Add a poll object to a poll context.
*
* @param ctx Pointer to an already allocated poll context.
* @param p Pointer to an already allocated poll object.
*
* @return 0 on success, < 0 on error
*/
int ssh_poll_ctx_add(SSH_POLL_CTX *ctx, SSH_POLL *p) { int ssh_poll_ctx_add(SSH_POLL_CTX *ctx, SSH_POLL *p) {
int fd; int fd;
@@ -373,6 +467,12 @@ int ssh_poll_ctx_add(SSH_POLL_CTX *ctx, SSH_POLL *p) {
return 0; return 0;
} }
/**
* @brief Remove a poll object from a poll context.
*
* @param ctx Pointer to an already allocated poll context.
* @param p Pointer to an already allocated poll object.
*/
void ssh_poll_ctx_remove(SSH_POLL_CTX *ctx, SSH_POLL *p) { void ssh_poll_ctx_remove(SSH_POLL_CTX *ctx, SSH_POLL *p) {
size_t i; size_t i;
@@ -394,6 +494,19 @@ void ssh_poll_ctx_remove(SSH_POLL_CTX *ctx, SSH_POLL *p) {
} }
} }
/**
* @brief Poll all the sockets associated through a poll object with a
* poll context. If any of the events are set after the poll, the
* call back function of the socket will be called.
* This function should be called once within the programs main loop.
*
* @param ctx Pointer to an already allocated poll context.
* @param timeout An upper limit on the time for which ssh_poll_ctx() will
* block, in milliseconds. Specifying a negative value
* means an infinite timeout. This parameter is passed to
* the poll() function.
*/
int ssh_poll_ctx(SSH_POLL_CTX *ctx, int timeout) { int ssh_poll_ctx(SSH_POLL_CTX *ctx, int timeout) {
int rc; int rc;