X-Git-Url: http://sjero.net/git/?p=wget;a=blobdiff_plain;f=vms%2Fvms.c;fp=vms%2Fvms.c;h=8104d1377705e431da94eb3eb98eacdbd4e5fa05;hp=0000000000000000000000000000000000000000;hb=b7cef9f642b9e8f4d89b3489e53893884b6fca9e;hpb=c0721917c879a1aa8c6411c2f3e3b75641338b64 diff --git a/vms/vms.c b/vms/vms.c new file mode 100644 index 00000000..8104d137 --- /dev/null +++ b/vms/vms.c @@ -0,0 +1,1050 @@ +/* + * VMS supplement for "wget". + * + *====================================================================== + * + * vms_init() + * + * On non-VAX systems, uses LIB$INITIALIZE to set a collection of C + * RTL features without using the DECC$* logical name method. + * + *---------------------------------------------------------------------- + * + * vms_arch() + * + * Returns (run-time) VMS architecture string. + * + *---------------------------------------------------------------------- + * + * vms_ver() + * + * Returns (run-time) VMS version string. + * + *---------------------------------------------------------------------- + * + * set_ods5_dest() + * + * Sets a global flag ("ods5_dest") according to the file system type + * of the destination device. + * + *---------------------------------------------------------------------- + * + * ods_conform() + * + * Simplifies a fancy URL-derived file name into an ODS2- or + * ODS5-compatible file name. + * + *---------------------------------------------------------------------- + * + * utime() + * + * VMS C RTL before V7.3 lacks utime(). In V7.3, utime() sets only + * the modified (revised) date, not the created date of a file. + * + * UNIX "ls -l" reports the modified time. VMS "DIRECTORY /DATE" + * reports the creation time. Reconciling these in FTP DIR reports + * is non-trivial. + * + * UNIX utime() sets revision and access times. VMS does not always + * maintain access times, so this utime() replacement sets the + * creation and revision times to the specified revision (or + * creation?) time. Any access time is ignored. + * + *---------------------------------------------------------------------- + * + * getpwuid() + * + * VMS C RTL before V7.0 lacks getpwuid(). + * + *---------------------------------------------------------------------- + * + */ + +#include "vms.h" + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* Use if available. Otherwise declare IOSB here. */ + +#if !defined( __VAX) && (__CRTL_VER >= 70000000) +#include +#else /* __CRTL_VER >= 70000000 */ +typedef struct _iosb { + unsigned short int iosb$w_status; /* Final I/O status */ + unsigned short int iosb$w_bcnt; /* 16-bit byte count */ + unsigned int iosb$l_dev_depend; /* 32-bit dev dependent */ + } IOSB; +#endif /* !defined( __VAX) && (__CRTL_VER >= 70000000) */ + +/* Ugly work-around for bad type in VAX . */ + +#ifdef __VAX +#define UWA (unsigned int) +#else /* def __VAX */ +#define UWA +#endif /* def __VAX */ + +#include "config.h" +#include "wget.h" +#include "utils.h" + +/*--------------------------------------------------------------------*/ + +/* Global storage. */ + +/* Flag for an ODS5 destination directory. */ + +int ods5_dest = -1; + +/* Flag to sense if vms_init() was called. */ + +int vms_init_done = -1; + +/*--------------------------------------------------------------------*/ + +#if !defined( __VAX) && (__CRTL_VER >= 70301000) + +/* vms_init() + + Uses LIB$INITIALIZE to set a collection of C RTL features without + requiring the user to define the corresponding logical names. +*/ + +/* Structure to hold a DECC$* feature name and its desired value. */ + +typedef struct + { + char *name; + int value; + } decc_feat_t; + +/* Array of DECC$* feature names and their desired values. */ + +decc_feat_t decc_feat_array[] = { + /* Preserve command-line case with SET PROCESS/PARSE_STYLE=EXTENDED */ + { "DECC$ARGV_PARSE_STYLE", 1 }, + /* Preserve case for file names on ODS5 disks. */ + { "DECC$EFS_CASE_PRESERVE", 1 }, + /* Enable multiple dots (and most characters) in ODS5 file names, + while preserving VMS-ness of ";version". */ + { "DECC$EFS_CHARSET", 1 }, + /* List terminator. */ + { (char *)NULL, 0 } }; + +/* LIB$INITIALIZE initialization function. */ + +static void vms_init( void) +{ +int feat_index; +int feat_value; +int feat_value_max; +int feat_value_min; +int i; +int sts; + +/* Set the global flag to indicate that LIB$INITIALIZE worked. */ + +vms_init_done = 1; + +/* Loop through all items in the decc_feat_array[]. */ + +for (i = 0; decc_feat_array[ i].name != NULL; i++) + { + /* Get the feature index. */ + feat_index = decc$feature_get_index( decc_feat_array[ i].name); + if (feat_index >= 0) + { + /* Valid item. Collect its properties. */ + feat_value = decc$feature_get_value( feat_index, 1); + feat_value_min = decc$feature_get_value( feat_index, 2); + feat_value_max = decc$feature_get_value( feat_index, 3); + + if ((decc_feat_array[ i].value >= feat_value_min) && + (decc_feat_array[ i].value <= feat_value_max)) + { + /* Valid value. Set it if necessary. */ + if (feat_value != decc_feat_array[ i].value) + { + sts = decc$feature_set_value( feat_index, + 1, + decc_feat_array[ i].value); + } + } + else + { + /* Invalid DECC feature value. */ + printf( " INVALID DECC FEATURE VALUE, %d: %d <= %s <= %d.\n", + feat_value, + feat_value_min, decc_feat_array[ i].name, feat_value_max); + } + } + else + { + /* Invalid DECC feature name. */ + printf( " UNKNOWN DECC FEATURE: %s.\n", decc_feat_array[ i].name); + } + } +} + +/* Get "vms_init()" into a valid, loaded LIB$INITIALIZE PSECT. */ + +#pragma nostandard + +/* Establish the LIB$INITIALIZE PSECTs, with proper alignment and + other attributes. Note that "nopic" is significant only on VAX. +*/ +#pragma extern_model save + +#pragma extern_model strict_refdef "LIB$INITIALIZE" 2, nopic, nowrt +void (*const x_vms_init)() = vms_init; + +#pragma extern_model strict_refdef "LIB$INITIALIZ" 2, nopic, nowrt +const int spare[ 8] = { 0 }; + +#pragma extern_model restore + +/* Fake reference to ensure loading the LIB$INITIALIZE PSECT. */ + +#pragma extern_model save +int lib$initialize(void); +#pragma extern_model strict_refdef +int dmy_lib$initialize = (int) lib$initialize; +#pragma extern_model restore + +#pragma standard + +#endif /* !defined( __VAX) && (__CRTL_VER >= 70301000) */ + +/*--------------------------------------------------------------------*/ + +/* vms_arch() + + Returns (run-time) VMS architecture string. +*/ + +char *vms_arch( void) +{ +#define ARCH_SIZE 15 + +static int sts = 0; +static char arch[ ARCH_SIZE+ 1] = "VAX"; /* Only VAX could fail. */ +unsigned short arch_len; + +struct dsc$descriptor_s arch_descr = + { ARCH_SIZE, DSC$K_DTYPE_T, DSC$K_CLASS_S, arch }; + +if (sts == 0) + { + sts = lib$getsyi( &SYI$_ARCH_NAME, 0, &arch_descr, &arch_len, 0, 0); + if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { + arch[ arch_len] = '\0'; + + /* Trim trailing spaces. */ + while ((arch_len > 0) && (arch[ arch_len- 1] == ' ')) + { + arch[ --arch_len] = '\0'; + } + } + } +return arch; +} + +/*--------------------------------------------------------------------*/ + +/* vms_vers() + + Returns (run-time) VMS version string. +*/ + +char *vms_vers( void) +{ +#define VERS_SIZE 8 + +static int sts = 0; +static char vers[ VERS_SIZE+ 1] = ""; +unsigned short vers_len; + +struct dsc$descriptor_s vers_descr = + { VERS_SIZE, DSC$K_DTYPE_T, DSC$K_CLASS_S, vers }; + +if (sts == 0) + { + sts = lib$getsyi( &SYI$_VERSION, 0, &vers_descr, &vers_len, 0, 0); + if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { + vers[ vers_len] = '\0'; + + /* Trim trailing spaces. */ + while ((vers_len > 0) && (vers[ vers_len- 1] == ' ')) + { + vers[ --vers_len] = '\0'; + } + } + } +return vers; +} + +/*--------------------------------------------------------------------*/ + +/* set_ods5_dest() + + Sets global "ods5_dest" according to the file system type of the + argument: 0 for ODS2, 1 for ODS5. (No change if other/unknown or + failure.) + + Return value: Status from sys$getdvi(). +*/ + +int set_ods5_dest( char *path) +{ +#ifdef DVI$C_ACP_F11V5 + +/* Should know about ODS5 file system. Do actual check. + (This should be non-VAX with __CRTL_VER >= 70200000.) +*/ + +struct dsc$descriptor_s dev_descr = + { 0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0 }; + +int acp_code; +int sts; + +/* Load path argument into device descriptor. + Default to current default device. +*/ +if (path == NULL) + { + dev_descr.dsc$a_pointer = "SYS$DISK"; + } +else + { + dev_descr.dsc$a_pointer = path; + } +dev_descr.dsc$w_length = strlen( dev_descr.dsc$a_pointer); + +/* Get filesystem type code. + (Text results for this item code have been unreliable.) +*/ +sts = lib$getdvi( &((int) DVI$_ACPTYPE), + 0, + &dev_descr, + &acp_code, + 0, + 0); + +if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { + if (acp_code == DVI$C_ACP_F11V2) + { + ods5_dest = 0; + } + else if (acp_code == DVI$C_ACP_F11V5) + { + ods5_dest = 1; + } + } + +return sts; + +#else /* def DVI$C_ACP_F11V5 */ + +/* Too old for ODS5 file system. Do nothing. */ + +return STS$K_SUCCESS; + +#endif /* def DVI$C_ACP_F11V5 */ +} + +/*--------------------------------------------------------------------*/ + +/* ods2_conform() + + Replace ODS2-troublesome characters in the argument, overwriting the + original string. Replace "~" with "-", "@" with "$", and invalid + dots and other characters with "_". (Invalid dots are any in a + directory name, and all but the last in a file name.) + + Return value: path. (Someday this function could be written to leave + the original string unchanged, and to return a freshly allocated + string, possibly of a dfferent length.) + + 2005-02-23 SMS. + Changed to use char_prop[] look-up table, and to convert more invalid + characters to "_". +*/ + +static +char *ods2_conform( char *path) +{ +char *p; +char *prd; +char *prs; +char *prv; +unsigned char uchr; +unsigned char prop; + +/* Locate the last slash. */ +prs = rindex( path, '/'); +if (prs == NULL) + { + prs = path; + } + +/* Locate the last dot after the last slash. */ +prd = rindex( prs, '.'); +if (prd == NULL) + { + prd = prs; + } + +/* Locate the version (after the last slash and dot). */ +for (prv = prs+ strlen( prs) ; (--prv > prs) && isdigit( *prv); ); +if ((*prv != ';') || (*(prv- 1) == '^')) + { + prv = prs+ strlen( prs); + } + +for (p = path ; p < prv; p++) + { + prop = char_prop[ uchr = *p]; + if ((prop& 4)) + { /* Dot. */ + if (p < prd) + { /* Before last dot in name. */ + *p = '_'; /* Convert to "_". */ + } + } + else if ((prop& (32+ 16)) == 0) + { /* ODS2-invalid. */ + if (uchr == '~') + { + *p = '-'; /* Convert to "-". */ + } + else if (uchr == '@') + { + *p = '$'; /* Convert to "$". */ + } + else if (uchr != '/') /* Leave "/" as-is. */ + { + *p = '_'; /* Convert to "_". */ + } + } + } +return path; +} + +/*--------------------------------------------------------------------*/ + +/* ods_conform() + + Replace troublesome characters for the destination file system (ODS2 + or ODS5) with more legal characters. + + For ODS5, this is simply "?" -> "!" and "*" -> "#". + + For ODS2, see ods2_conform(). + + Return value: path. (Someday this function could be written to leave + the original string unchanged, and to return a freshly allocated + string, possibly of a dfferent length.) +*/ + +char *ods_conform( char *path) +{ +char *p; + +/* Replacements for invalid (printing) ODS5 characters. */ +#define ODS5_QUESTION '!' +#define ODS5_ASTERISK '#' + +if (ods5_dest <= 0) + { + /* Return ODS2-conformant file name. */ + return ods2_conform( path); + } +else + { + /* Return ODS5-conformant file name. ("?" -> "!", "*" -> "#".) */ + for (p = path; *p != '\0'; p++) + { + if (*p == '?') + { + *p = ODS5_QUESTION; + } + else if (*p == '*') + { + *p = ODS5_ASTERISK; + } + } + return path; + } +} + +/*--------------------------------------------------------------------*/ + +/* Wget-private utime() code. */ + +/* Use long name (NAML) structure only where available. + (This should be non-VAX with __CRTL_VER >= 70200000.) +*/ + +#ifdef NAML$C_BID + +/* Use long name (NAML) structure. */ + +#define FAB$L_NAMX fab$l_naml +#define NAMX NAML +#define NAMX$C_MAXRSS NAML$C_MAXRSS +#define NAMX$B_DEV naml$l_long_dev_size +#define NAMX$L_DEV naml$l_long_dev +#define NAMX$L_ESA naml$l_long_expand +#define NAMX$B_ESL naml$l_long_expand_size +#define NAMX$B_ESS naml$l_long_expand_alloc +#define NAMX$W_FID naml$w_fid +#define NAMX$L_RSA naml$l_long_result +#define NAMX$B_RSL naml$l_long_result_size +#define NAMX$B_RSS naml$l_long_result_alloc +#define CC$RMS_NAMX cc$rms_naml + +#else /* def NAML$C_BID */ + +/* Use short name (NAM) structure. */ + +#define FAB$L_NAMX fab$l_nam +#define NAMX NAM +#define NAMX$C_MAXRSS NAM$C_MAXRSS +#define NAMX$B_DEV nam$b_dev +#define NAMX$L_DEV nam$l_dev +#define NAMX$L_ESA nam$l_esa +#define NAMX$B_ESL nam$b_esl +#define NAMX$B_ESS nam$b_ess +#define NAMX$W_FID nam$w_fid +#define NAMX$L_RSA nam$l_rsa +#define NAMX$B_RSL nam$b_rsl +#define NAMX$B_RSS nam$b_rss +#define CC$RMS_NAMX cc$rms_nam + +#endif /* def NAML$C_BID */ + +/*--------------------------------------------------------------------*/ + +/* Wget-private utime() code. */ + +/* Action routine for decc$to_vms(), in utime(). */ + +char vms_path[ NAMX$C_MAXRSS+ 1]; + +int set_vms_name( char *name, int type) +{ + strncpy( vms_path, name, NAMX$C_MAXRSS); + vms_path[ NAMX$C_MAXRSS] = '\0'; + return 1; +} + +/*--------------------------------------------------------------------*/ + +/* utime() replacement. */ + +int utime( const char *path, const struct utimbuf *times) +{ +time_t utc_unsigned; + +int chan, i; +int sts, sts2; + +unsigned short int vms_num_vec_time[ 7]; +static unsigned int vms_abs_time[ 2]; +struct tm *tms; +struct _iosb iosb_q; + +/* QIOW item list used to set creation and revision dates. */ + +struct atrdef ut_atr[ 3] = { + {sizeof( vms_abs_time), ATR$C_CREDATE, UWA vms_abs_time}, + {sizeof( vms_abs_time), ATR$C_REVDATE, UWA vms_abs_time}, + {0,0,0}}; + +/* Various RMS structures used for file access. */ + +struct FAB ut_fab = cc$rms_fab; +struct RAB ut_rab = cc$rms_rab; +struct NAMX ut_namx = CC$RMS_NAMX; +static struct fibdef ut_fib; + +/* Device and file name buffers and their descriptors. */ + +static char dev_namx[ NAMX$C_MAXRSS+ 1]; +char esa_namx[ NAMX$C_MAXRSS+ 1]; +char rsa_namx[ NAMX$C_MAXRSS+ 1]; + +struct dsc$descriptor dev_dsc = + {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, dev_namx}; + +struct dsc$descriptor fib_dsc = + {sizeof( ut_fib), DSC$K_DTYPE_T, DSC$K_CLASS_S, (char *) &ut_fib}; + +/* "wget" provides a UNIX-like path name. With "-O", a user may provide + a VMS-like path name. If a slash is found in the name, assume that + it's UNIX-like, and convert it to VMS form. Otherwise, use it as-is. +*/ + +if (strchr( path, '/') != NULL) + { + sts = decc$to_vms( path, set_vms_name, 0, 0); + path = vms_path; + } + +/* Install the VMS file specification into the FAB. */ + +ut_fab.fab$l_fna = (char *) path; +ut_fab.fab$b_fns = (unsigned char) strlen( path); + +ut_fab.fab$l_dna = ""; +ut_fab.fab$b_dns = 0; + +/* Point the FAB to the NAMX. */ + +ut_fab.FAB$L_NAMX = &ut_namx; + +/* Install the name buffers into the NAM. */ + +ut_namx.NAMX$L_ESA = esa_namx; +ut_namx.NAMX$B_ESL = 0; +ut_namx.NAMX$B_ESS = sizeof( esa_namx)- 1; + +ut_namx.NAMX$L_RSA = rsa_namx; +ut_namx.NAMX$B_RSL = 0; +ut_namx.NAMX$B_RSS = sizeof( rsa_namx)- 1; + +/* Convert the modification time (UTC time_t) to local "tm" time. */ + +tms = localtime( &(times-> modtime)); + +/* Move (translate) "tm" structure local time to VMS vector time. */ + +if (tms != NULL) + { + vms_num_vec_time[ 0] = tms-> tm_year+ 1900; + vms_num_vec_time[ 1] = tms-> tm_mon+ 1; + vms_num_vec_time[ 2] = tms-> tm_mday; + vms_num_vec_time[ 3] = tms-> tm_hour; + vms_num_vec_time[ 4] = tms-> tm_min; + vms_num_vec_time[ 5] = tms-> tm_sec; + vms_num_vec_time[ 6] = 0; /* centiseconds */ + +/* Convert VMS vector time to VMS absolute time (quadword). */ + + sts = lib$cvt_vectim( vms_num_vec_time, vms_abs_time); + + if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { +/* Parse the file specification. */ + + sts = sys$parse( &ut_fab, 0, 0); + + if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { +/* Locate the file. (Gets the FID.) */ + + sts = sys$search( &ut_fab, 0, 0); + + if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { +/* Form the device name descriptor. */ + + dev_dsc.dsc$w_length = ut_namx.NAMX$B_DEV; + dev_dsc.dsc$a_pointer = (char *) ut_namx.NAMX$L_DEV; + +/* Assign a channel to the disk device. */ + + sts = sys$assign( &dev_dsc, &chan, 0, 0); + + if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { +/* Move the FID (and not the DID) into the FIB. */ + + memset( (void *) &ut_fib, 0, sizeof( ut_fib)); + + for (i = 0; i < 3; i++) + { + ut_fib.fib$w_fid[ i] = ut_namx.NAMX$W_FID[ i]; + ut_fib.fib$w_did[ i] = 0; + } + +/* Prevent this QIOW from setting the revision time to now. */ + + ut_fib.fib$l_acctl = FIB$M_NORECORD; + +/* Set the file dates. */ + + sts = sys$qiow( 0, + chan, + IO$_MODIFY, + &iosb_q, + 0, + 0, + &fib_dsc, + 0, + 0, + 0, + ut_atr, + 0); + + if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { + sts = iosb_q.iosb$w_status; + } + sts2 = sys$dassgn( chan); + + if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { + sts = sts2; + } + } + } + } + } + } + +/* Convert successful VMS status to zero = success status. + If failure, set errno and vaxc$errno, and return -1 = failure status. +*/ + +if ((sts& STS$M_SEVERITY) == STS$K_SUCCESS) + { + sts = 0; + } +else + { + errno = EVMSERR; + vaxc$errno = sts; + sts = -1; + } + +return sts; +} + +/*--------------------------------------------------------------------*/ + +/* 2005-04-14 SMS. + * + * vms_init_diag(). + * + * Get Wget debug option value. + */ + +int vms_init_diag( void) +{ +#ifdef ENABLE_DEBUG +return (opt.debug > 0); +#else /* def ENABLE_DEBUG */ +return 0; +#endif /* def ENABLE_DEBUG */ +} + +/*--------------------------------------------------------------------*/ + +/* 2004-11-23 SMS. + * + * get_rms_defaults(). + * + * Get user-specified values from (DCL) SET RMS_DEFAULT. FAB/RAB + * items of particular interest are: + * + * fab$w_deq default extension quantity (blocks) (write). + * rab$b_mbc multi-block count. + * rab$b_mbf multi-buffer count (used with rah and wbh). + */ + +/* Default RMS parameter values. */ + +#define RMS_DEQ_DEFAULT 16384 /* About 1/4 the max (65535 blocks). */ +#define RMS_MBC_DEFAULT 127 /* The max, */ +#define RMS_MBF_DEFAULT 2 /* Enough to enable rah and wbh. */ + +/* GETJPI item descriptor structure. */ +typedef struct + { + short buf_len; + short itm_cod; + void *buf; + int *ret_len; + } jpi_item_t; + +/* Durable storage */ + +static int rms_defaults_known = 0; + +/* JPI item buffers. */ +static unsigned short rms_ext; +static char rms_mbc; +static unsigned char rms_mbf; + +/* Active RMS item values. */ +unsigned short rms_ext_active; +char rms_mbc_active; +unsigned char rms_mbf_active; + +/* GETJPI item lengths. */ +static int rms_ext_len; /* Should come back 2. */ +static int rms_mbc_len; /* Should come back 1. */ +static int rms_mbf_len; /* Should come back 1. */ + +/* Desperation attempts to define unknown macros. Probably doomed. + * If these get used, expect sys$getjpiw() to return %x00000014 = + * %SYSTEM-F-BADPARAM, bad parameter value. + * They keep compilers with old header files quiet, though. + */ +#ifndef JPI$_RMS_EXTEND_SIZE +# define JPI$_RMS_EXTEND_SIZE 542 +#endif /* ndef JPI$_RMS_EXTEND_SIZE */ + +#ifndef JPI$_RMS_DFMBC +# define JPI$_RMS_DFMBC 535 +#endif /* ndef JPI$_RMS_DFMBC */ + +#ifndef JPI$_RMS_DFMBFSDK +# define JPI$_RMS_DFMBFSDK 536 +#endif /* ndef JPI$_RMS_DFMBFSDK */ + +/* GETJPI item descriptor set. */ + +struct + { + jpi_item_t rms_ext_itm; + jpi_item_t rms_mbc_itm; + jpi_item_t rms_mbf_itm; + int term; + } jpi_itm_lst = + { { 2, JPI$_RMS_EXTEND_SIZE, &rms_ext, &rms_ext_len }, + { 1, JPI$_RMS_DFMBC, &rms_mbc, &rms_mbc_len }, + { 1, JPI$_RMS_DFMBFSDK, &rms_mbf, &rms_mbf_len }, + 0 + }; + +int get_rms_defaults() +{ +int sts; + +/* Get process RMS_DEFAULT values. */ + +sts = sys$getjpiw( 0, 0, 0, &jpi_itm_lst, 0, 0, 0); +if ((sts& STS$M_SEVERITY) != STS$M_SUCCESS) + { + /* Failed. Don't try again. */ + rms_defaults_known = -1; + } +else + { + /* Fine, but don't come back. */ + rms_defaults_known = 1; + } + +/* Limit the active values according to the RMS_DEFAULT values. */ + +if (rms_defaults_known > 0) + { + /* Set the default values. */ + + rms_ext_active = RMS_DEQ_DEFAULT; + rms_mbc_active = RMS_MBC_DEFAULT; + rms_mbf_active = RMS_MBF_DEFAULT; + + /* Default extend quantity. Use the user value, if set. */ + if (rms_ext > 0) + { + rms_ext_active = rms_ext; + } + + /* Default multi-block count. Use the user value, if set. */ + if (rms_mbc > 0) + { + rms_mbc_active = rms_mbc; + } + + /* Default multi-buffer count. Use the user value, if set. */ + if (rms_mbf > 0) + { + rms_mbf_active = rms_mbf; + } + } + +if (vms_init_diag() > 0) + { + fprintf( stderr, + "Get RMS defaults. getjpi sts = %%x%08x.\n", + sts); + + if (rms_defaults_known > 0) + { + fprintf( stderr, + " Default: deq = %6d, mbc = %3d, mbf = %3d.\n", + rms_ext, rms_mbc, rms_mbf); + } + } +return sts; +} + +/*--------------------------------------------------------------------*/ + +/* 2004-11-23 SMS. + * + * acc_cb(), access callback function for DEC C [f]open(). + * + * Set some RMS FAB/RAB items, with consideration of user-specified + * values from (DCL) SET RMS_DEFAULT. Items of particular interest are: + * + * fab$w_deq default extension quantity (blocks). + * rab$b_mbc multi-block count. + * rab$b_mbf multi-buffer count (used with rah and wbh). + * + * See also the FOP* macros in OSDEP.H. Currently, no notice is + * taken of the caller-ID value, but options could be set differently + * for read versus write access. (I assume that specifying fab$w_deq, + * for example, for a read-only file has no ill effects.) + */ + +/* acc_cb() */ + +int acc_cb( int *id_arg, struct FAB *fab, struct RAB *rab) +{ +int sts; + +/* Get process RMS_DEFAULT values, if not already done. */ +if (rms_defaults_known == 0) + { + get_rms_defaults(); + } + +/* If RMS_DEFAULT (and adjusted active) values are available, then set + * the FAB/RAB parameters. If RMS_DEFAULT values are not available, + * suffer with the default parameters. + */ +if (rms_defaults_known > 0) + { + /* Set the FAB/RAB parameters accordingly. */ + fab-> fab$w_deq = rms_ext_active; + rab-> rab$b_mbc = rms_mbc_active; + rab-> rab$b_mbf = rms_mbf_active; + + /* Truncate at EOF on close, as we'll probably over-extend. */ + fab-> fab$v_tef = 1; + + /* If using multiple buffers, enable read-ahead and write-behind. */ + if (rms_mbf_active > 1) + { + rab-> rab$v_rah = 1; + rab-> rab$v_wbh = 1; + } + + if (vms_init_diag() > 0) + { + fprintf( stderr, + "Open callback. ID = %d, deq = %6d, mbc = %3d, mbf = %3d.\n", + *id_arg, fab-> fab$w_deq, rab-> rab$b_mbc, rab-> rab$b_mbf); + } + } + +/* Declare success. */ +return 0; +} + +/*--------------------------------------------------------------------*/ + +/* Added J.Lauret 05-Dec-1999 . Copied from Mosaic distribution */ + +/* + * Here is a replacement for getpwuid for VMS. It returns pointers + * to userid (*pw_name) and owner (*pw_gecos) only. Other fields + * may be added later. + * Note that sys$getuai returns owner as a counted string. + */ + +#if __CRTL_VER < 70000000 + +#include + +static struct passwd vms_passwd; +static char vms_userid[16]; +static char vms_owner[40]; + +struct passwd *getpwuid() +{ +struct dsc$descriptor_s +{ + unsigned short dsc$w_length; + unsigned char dsc$b_dtype; + unsigned char dsc$b_class; + char *dsc$a_pointer; +} user_desc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, NULL}; + + char *t_userid, owner[40]; + int status, length; + struct { + short buffer_length; + short item_code; + int buffer_address; + int return_length_address; + int terminator; + } itmlst; + +#ifdef __GNUC__ + (int)t_userid = cuserid((char *) NULL); +#else + t_userid = cuserid((char *) NULL); +#endif /* GNU C is strange, GEC */ + user_desc.dsc$w_length = strlen(t_userid); + user_desc.dsc$a_pointer = t_userid; + itmlst.buffer_length = sizeof(owner); + itmlst.item_code = UAI$_OWNER; + itmlst.buffer_address = (int)owner; + itmlst.return_length_address = (int)&length; + itmlst.terminator = 0; + status = sys$getuai(0, 0, &user_desc, &itmlst, 0, 0, 0); + if ((stats& STS$M_SEVERITY) == STS$K_SUCCESS) { + length = (int)owner[0]; + owner[length+1] = '\0'; + strcpy(vms_userid, t_userid); + strcpy(vms_owner, &owner[1]); + } else { + vms_userid[0] = '\0'; + vms_owner[0] = '\0'; + } + vms_passwd.pw_name = vms_userid; + vms_passwd.pw_gecos = vms_owner; + return (&vms_passwd); +} + +/* Approximate localtime_r as best we can in its absence. */ +struct tm * +localtime_r (t, tp) + const time_t *t; + struct tm *tp; +{ + struct tm *l = localtime (t); + if (! l) + return 0; + *tp = *l; + return tp; +} + +#endif /* __CRTL_VER < 70000000 */ +