Mercurial > trustbridge > nss-cmake-static
diff nss/lib/base/nssbase.h @ 0:1e5118fa0cb1
This is NSS with a Cmake Buildsyste
To compile a static NSS library for Windows we've used the
Chromium-NSS fork and added a Cmake buildsystem to compile
it statically for Windows. See README.chromium for chromium
changes and README.trustbridge for our modifications.
author | Andre Heinecke <andre.heinecke@intevation.de> |
---|---|
date | Mon, 28 Jul 2014 10:47:06 +0200 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/nss/lib/base/nssbase.h Mon Jul 28 10:47:06 2014 +0200 @@ -0,0 +1,266 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef NSSBASE_H +#define NSSBASE_H + +/* + * nssbase.h + * + * This header file contains the prototypes of the basic public + * NSS routines. + */ + +#ifndef NSSBASET_H +#include "nssbaset.h" +#endif /* NSSBASET_H */ + +PR_BEGIN_EXTERN_C + +/* + * NSSArena + * + * The public methods relating to this type are: + * + * NSSArena_Create -- constructor + * NSSArena_Destroy + * NSS_ZAlloc + * NSS_ZRealloc + * NSS_ZFreeIf + */ + +/* + * NSSArena_Create + * + * This routine creates a new memory arena. This routine may return + * NULL upon error, in which case it will have created an error stack. + * + * The top-level error may be one of the following values: + * NSS_ERROR_NO_MEMORY + * + * Return value: + * NULL upon error + * A pointer to an NSSArena upon success + */ + +NSS_EXTERN NSSArena * +NSSArena_Create +( + void +); + +extern const NSSError NSS_ERROR_NO_MEMORY; + +/* + * NSSArena_Destroy + * + * This routine will destroy the specified arena, freeing all memory + * allocated from it. This routine returns a PRStatus value; if + * successful, it will return PR_SUCCESS. If unsuccessful, it will + * create an error stack and return PR_FAILURE. + * + * The top-level error may be one of the following values: + * NSS_ERROR_INVALID_ARENA + * + * Return value: + * PR_SUCCESS upon success + * PR_FAILURE upon failure + */ + +NSS_EXTERN PRStatus +NSSArena_Destroy +( + NSSArena *arena +); + +extern const NSSError NSS_ERROR_INVALID_ARENA; + +/* + * The error stack + * + * The public methods relating to the error stack are: + * + * NSS_GetError + * NSS_GetErrorStack + */ + +/* + * NSS_GetError + * + * This routine returns the highest-level (most general) error set + * by the most recent NSS library routine called by the same thread + * calling this routine. + * + * This routine cannot fail. It may return NSS_ERROR_NO_ERROR, which + * indicates that the previous NSS library call did not set an error. + * + * Return value: + * 0 if no error has been set + * A nonzero error number + */ + +NSS_EXTERN NSSError +NSS_GetError +( + void +); + +extern const NSSError NSS_ERROR_NO_ERROR; + +/* + * NSS_GetErrorStack + * + * This routine returns a pointer to an array of NSSError values, + * containingthe entire sequence or "stack" of errors set by the most + * recent NSS library routine called by the same thread calling this + * routine. NOTE: the caller DOES NOT OWN the memory pointed to by + * the return value. The pointer will remain valid until the calling + * thread calls another NSS routine. The lowest-level (most specific) + * error is first in the array, and the highest-level is last. The + * array is zero-terminated. This routine may return NULL upon error; + * this indicates a low-memory situation. + * + * Return value: + * NULL upon error, which is an implied NSS_ERROR_NO_MEMORY + * A NON-caller-owned pointer to an array of NSSError values + */ + +NSS_EXTERN NSSError * +NSS_GetErrorStack +( + void +); + +/* + * NSS_ZNEW + * + * This preprocessor macro will allocate memory for a new object + * of the specified type with nss_ZAlloc, and will cast the + * return value appropriately. If the optional arena argument is + * non-null, the memory will be obtained from that arena; otherwise, + * the memory will be obtained from the heap. This routine may + * return NULL upon error, in which case it will have set an error + * upon the error stack. + * + * The error may be one of the following values: + * NSS_ERROR_INVALID_ARENA + * NSS_ERROR_NO_MEMORY + * + * Return value: + * NULL upon error + * A pointer to the new segment of zeroed memory + */ + +/* The following line exceeds 72 characters, but emacs barfs if we split it. */ +#define NSS_ZNEW(arenaOpt, type) ((type *)NSS_ZAlloc((arenaOpt), sizeof(type))) + +/* + * NSS_ZNEWARRAY + * + * This preprocessor macro will allocate memory for an array of + * new objects, and will cast the return value appropriately. + * If the optional arena argument is non-null, the memory will + * be obtained from that arena; otherwise, the memory will be + * obtained from the heap. This routine may return NULL upon + * error, in which case it will have set an error upon the error + * stack. The array size may be specified as zero. + * + * The error may be one of the following values: + * NSS_ERROR_INVALID_ARENA + * NSS_ERROR_NO_MEMORY + * + * Return value: + * NULL upon error + * A pointer to the new segment of zeroed memory + */ + +/* The following line exceeds 72 characters, but emacs barfs if we split it. */ +#define NSS_ZNEWARRAY(arenaOpt, type, quantity) ((type *)NSS_ZAlloc((arenaOpt), sizeof(type) * (quantity))) + + +/* + * NSS_ZAlloc + * + * This routine allocates and zeroes a section of memory of the + * size, and returns to the caller a pointer to that memory. If + * the optional arena argument is non-null, the memory will be + * obtained from that arena; otherwise, the memory will be obtained + * from the heap. This routine may return NULL upon error, in + * which case it will have set an error upon the error stack. The + * value specified for size may be zero; in which case a valid + * zero-length block of memory will be allocated. This block may + * be expanded by calling NSS_ZRealloc. + * + * The error may be one of the following values: + * NSS_ERROR_INVALID_ARENA + * NSS_ERROR_NO_MEMORY + * NSS_ERROR_ARENA_MARKED_BY_ANOTHER_THREAD + * + * Return value: + * NULL upon error + * A pointer to the new segment of zeroed memory + */ + +NSS_EXTERN void * +NSS_ZAlloc +( + NSSArena *arenaOpt, + PRUint32 size +); + +/* + * NSS_ZRealloc + * + * This routine reallocates a block of memory obtained by calling + * nss_ZAlloc or nss_ZRealloc. The portion of memory + * between the new and old sizes -- which is either being newly + * obtained or released -- is in either case zeroed. This routine + * may return NULL upon failure, in which case it will have placed + * an error on the error stack. + * + * The error may be one of the following values: + * NSS_ERROR_INVALID_POINTER + * NSS_ERROR_NO_MEMORY + * NSS_ERROR_ARENA_MARKED_BY_ANOTHER_THREAD + * + * Return value: + * NULL upon error + * A pointer to the replacement segment of memory + */ + +NSS_EXTERN void * +NSS_ZRealloc +( + void *pointer, + PRUint32 newSize +); + + +/* + * NSS_ZFreeIf + * + * If the specified pointer is non-null, then the region of memory + * to which it points -- which must have been allocated with + * nss_ZAlloc -- will be zeroed and released. This routine + * returns a PRStatus value; if successful, it will return PR_SUCCESS. + * If unsuccessful, it will set an error on the error stack and return + * PR_FAILURE. + * + * The error may be one of the following values: + * NSS_ERROR_INVALID_POINTER + * + * Return value: + * PR_SUCCESS + * PR_FAILURE + */ + +NSS_EXTERN PRStatus +NSS_ZFreeIf +( + void *pointer +); + +PR_END_EXTERN_C + +#endif /* NSSBASE_H */