SysTutorials Posts

NAME cap_from_text, cap_to_text, cap_to_name, cap_from_name – capability state textual representation translation SYNOPSIS #include <sys/capability.h> cap_t cap_from_text(const char *buf_p); char *cap_to_text(cap_t caps, ssize_t *length_p); int cap_from_name(const char *name, cap_value_t *cap_p); char *cap_to_name(cap_value_t cap); Link with -lcap. DESCRIPTION These functions translate a capability state between an internal representation and a textual one. The internal representation is managed…

NAME cap_copy_ext, cap_size, cap_copy_int – capability state external representation translation SYNOPSIS #include <sys/capability.h> ssize_t cap_size(cap_t cap_p); ssize_t cap_copy_ext(void *ext_p, cap_t cap_p, ssize_t size); cap_t cap_copy_int(const void *ext_p); Link with -lcap. DESCRIPTION These functions translate between internal and external representations of a capability state. The external representation is an exportable, contiguous, persistent representation of a capability…

NAME cap_get_proc, cap_set_proc, capgetp, cap_get_bound, cap_drop_bound – capability manipulation on processes SYNOPSIS #include <sys/capability.h> cap_t cap_get_proc(void); int cap_set_proc(cap_t cap_p); int cap_get_bound(cap_value_t cap); CAP_IS_SUPPORTED(cap_value_t cap); int cap_drop_bound(cap_value_t cap); #include <sys/types.h> cap_t cap_get_pid(pid_t pid); Link with -lcap. DESCRIPTION cap_get_proc() allocates a capability state in working storage, sets its state to that of the calling process, and returns…

NAME cap_clear, cap_clear_flag, cap_get_flag, cap_set_flag, cap_compare – capability data object manipulation SYNOPSIS #include <sys/capability.h> int cap_clear(cap_t cap_p); int cap_clear_flag(cap_t cap_p, cap_flag_t flag); int cap_get_flag(cap_t cap_p, cap_value_t cap, cap_flag_t flag, cap_flag_value_t *value_p); int cap_set_flag(cap_t cap_p, cap_flag_t flag, int ncap, const cap_value_t *caps, cap_flag_value_t value); int cap_compare(cap_t cap_a, cap_t cap_b); Link with – lcap. DESCRIPTION These functions…

NAME cap_get_file, cap_set_file, cap_get_fd, cap_set_fd – capability manipulation on files SYNOPSIS #include <sys/capability.h> cap_t cap_get_file(const char *path_p); int cap_set_file(const char *path_p, cap_t cap_p); cap_t cap_get_fd(int fd); int cap_set_fd(int fd, cap_t caps); Link with -lcap. DESCRIPTION cap_get_file() and cap_get_fd() allocate a capability state in working storage and set it to represent the capability state of the…

NAME cap_get_file, cap_set_file, cap_get_fd, cap_set_fd – capability manipulation on files SYNOPSIS #include <sys/capability.h> cap_t cap_get_file(const char *path_p); int cap_set_file(const char *path_p, cap_t cap_p); cap_t cap_get_fd(int fd); int cap_set_fd(int fd, cap_t caps); Link with -lcap. DESCRIPTION cap_get_file() and cap_get_fd() allocate a capability state in working storage and set it to represent the capability state of the…

NAME cap_init, cap_free, cap_dup – capability data object storage management SYNOPSIS #include <sys/capability.h> cap_t cap_init(void); int cap_free(void *obj_d); cap_t cap_dup(cap_t cap_p); Link with -lcap. DESCRIPTION The capabilities associated with a file or process are never edited directly. Instead, working storage is allocated to contain a representation of the capability state. Capabilities are edited and manipulated…

NAME cap_get_proc, cap_set_proc, capgetp, cap_get_bound, cap_drop_bound – capability manipulation on processes SYNOPSIS #include <sys/capability.h> cap_t cap_get_proc(void); int cap_set_proc(cap_t cap_p); int cap_get_bound(cap_value_t cap); CAP_IS_SUPPORTED(cap_value_t cap); int cap_drop_bound(cap_value_t cap); #include <sys/types.h> cap_t cap_get_pid(pid_t pid); Link with -lcap. DESCRIPTION cap_get_proc() allocates a capability state in working storage, sets its state to that of the calling process, and returns…

NAME cap_get_proc, cap_set_proc, capgetp, cap_get_bound, cap_drop_bound – capability manipulation on processes SYNOPSIS #include <sys/capability.h> cap_t cap_get_proc(void); int cap_set_proc(cap_t cap_p); int cap_get_bound(cap_value_t cap); CAP_IS_SUPPORTED(cap_value_t cap); int cap_drop_bound(cap_value_t cap); #include <sys/types.h> cap_t cap_get_pid(pid_t pid); Link with -lcap. DESCRIPTION cap_get_proc() allocates a capability state in working storage, sets its state to that of the calling process, and returns…

NAME cap_clear, cap_clear_flag, cap_get_flag, cap_set_flag, cap_compare – capability data object manipulation SYNOPSIS #include <sys/capability.h> int cap_clear(cap_t cap_p); int cap_clear_flag(cap_t cap_p, cap_flag_t flag); int cap_get_flag(cap_t cap_p, cap_value_t cap, cap_flag_t flag, cap_flag_value_t *value_p); int cap_set_flag(cap_t cap_p, cap_flag_t flag, int ncap, const cap_value_t *caps, cap_flag_value_t value); int cap_compare(cap_t cap_a, cap_t cap_b); Link with – lcap. DESCRIPTION These functions…

NAME cap_get_file, cap_set_file, cap_get_fd, cap_set_fd – capability manipulation on files SYNOPSIS #include <sys/capability.h> cap_t cap_get_file(const char *path_p); int cap_set_file(const char *path_p, cap_t cap_p); cap_t cap_get_fd(int fd); int cap_set_fd(int fd, cap_t caps); Link with -lcap. DESCRIPTION cap_get_file() and cap_get_fd() allocate a capability state in working storage and set it to represent the capability state of the…

NAME cap_get_file, cap_set_file, cap_get_fd, cap_set_fd – capability manipulation on files SYNOPSIS #include <sys/capability.h> cap_t cap_get_file(const char *path_p); int cap_set_file(const char *path_p, cap_t cap_p); cap_t cap_get_fd(int fd); int cap_set_fd(int fd, cap_t caps); Link with -lcap. DESCRIPTION cap_get_file() and cap_get_fd() allocate a capability state in working storage and set it to represent the capability state of the…

NAME cap_get_proc, cap_set_proc, capgetp, cap_get_bound, cap_drop_bound – capability manipulation on processes SYNOPSIS #include <sys/capability.h> cap_t cap_get_proc(void); int cap_set_proc(cap_t cap_p); int cap_get_bound(cap_value_t cap); CAP_IS_SUPPORTED(cap_value_t cap); int cap_drop_bound(cap_value_t cap); #include <sys/types.h> cap_t cap_get_pid(pid_t pid); Link with -lcap. DESCRIPTION cap_get_proc() allocates a capability state in working storage, sets its state to that of the calling process, and returns…

NAME cap_from_text, cap_to_text, cap_to_name, cap_from_name – capability state textual representation translation SYNOPSIS #include <sys/capability.h> cap_t cap_from_text(const char *buf_p); char *cap_to_text(cap_t caps, ssize_t *length_p); int cap_from_name(const char *name, cap_value_t *cap_p); char *cap_to_name(cap_value_t cap); Link with -lcap. DESCRIPTION These functions translate a capability state between an internal representation and a textual one. The internal representation is managed…

NAME cap_from_text, cap_to_text, cap_to_name, cap_from_name – capability state textual representation translation SYNOPSIS #include <sys/capability.h> cap_t cap_from_text(const char *buf_p); char *cap_to_text(cap_t caps, ssize_t *length_p); int cap_from_name(const char *name, cap_value_t *cap_p); char *cap_to_name(cap_value_t cap); Link with -lcap. DESCRIPTION These functions translate a capability state between an internal representation and a textual one. The internal representation is managed…

NAME cap_init, cap_free, cap_dup – capability data object storage management SYNOPSIS #include <sys/capability.h> cap_t cap_init(void); int cap_free(void *obj_d); cap_t cap_dup(cap_t cap_p); Link with -lcap. DESCRIPTION The capabilities associated with a file or process are never edited directly. Instead, working storage is allocated to contain a representation of the capability state. Capabilities are edited and manipulated…

NAME cap_init, cap_free, cap_dup – capability data object storage management SYNOPSIS #include <sys/capability.h> cap_t cap_init(void); int cap_free(void *obj_d); cap_t cap_dup(cap_t cap_p); Link with -lcap. DESCRIPTION The capabilities associated with a file or process are never edited directly. Instead, working storage is allocated to contain a representation of the capability state. Capabilities are edited and manipulated…

NAME cap_get_proc, cap_set_proc, capgetp, cap_get_bound, cap_drop_bound – capability manipulation on processes SYNOPSIS #include <sys/capability.h> cap_t cap_get_proc(void); int cap_set_proc(cap_t cap_p); int cap_get_bound(cap_value_t cap); CAP_IS_SUPPORTED(cap_value_t cap); int cap_drop_bound(cap_value_t cap); #include <sys/types.h> cap_t cap_get_pid(pid_t pid); Link with -lcap. DESCRIPTION cap_get_proc() allocates a capability state in working storage, sets its state to that of the calling process, and returns…

NAME cap_copy_ext, cap_size, cap_copy_int – capability state external representation translation SYNOPSIS #include <sys/capability.h> ssize_t cap_size(cap_t cap_p); ssize_t cap_copy_ext(void *ext_p, cap_t cap_p, ssize_t size); cap_t cap_copy_int(const void *ext_p); Link with -lcap. DESCRIPTION These functions translate between internal and external representations of a capability state. The external representation is an exportable, contiguous, persistent representation of a capability…

NAME cap_copy_ext, cap_size, cap_copy_int – capability state external representation translation SYNOPSIS #include <sys/capability.h> ssize_t cap_size(cap_t cap_p); ssize_t cap_copy_ext(void *ext_p, cap_t cap_p, ssize_t size); cap_t cap_copy_int(const void *ext_p); Link with -lcap. DESCRIPTION These functions translate between internal and external representations of a capability state. The external representation is an exportable, contiguous, persistent representation of a capability…