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compat.c
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compat.c
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/**
* @file
* @brief compatability sac I/O and manipulation
*/
#include <stdio.h>
#include <string.h>
#include "sacio.h"
#include "strip.h"
#include "defs.h"
#define ERROR_SAC_FILE_NOT_EVENLY_SPACED 801 /**< @brief sac file not evenly spaced */
#define ERROR_SAC_FILE_NOT_UNEVENLY_SPACED 802 /**< @brief sac file not unevenly spaced */
#define ERROR_SAC_DATA_TRUNCATED_ON_READ 803 /**< @brief sac file truncated during read */
#define ERROR_ILLEGAL_DATA_FILE_LIST_NUMBER 1301 /**< @brief no sac file was defined for operation */
#define ERROR_ILLEGAL_HEADER_FIELD_NAME 1337 /**< @brief unknown header keyword */
#define ERROR_UNDEFINED_HEADER_FIELD_VALUE 1336 /**< @brief header value was undefined */
#define ERROR_ILLEGAL_ENUMERATED_VALUE 1365 /**< @brief illegal enumerated value */
/**
* @brief Current sac header used in Fortran compatibility layer
*
* @details Current sac header used in Fortran compatibility layer .
* There can be only one.
*
* @private
*/
sac *current = NULL;
/**
* @defgroup sac-iris sac-iris
* @brief Compatability routines for fortran style sacio
*/
/**
* Older sac I/O routines, written orignally for Fortran 77
* @private
*/
struct sac_iris {};
/**
* @brief Copy a character string
*
* @details Copy a string from src to dst assuming the src is from fortran
*
* @private
* @ingroup sac-iris
* @memberof sac_iris
*
* @param dst Output character string
* @param ndst Length of dst
* @param src Input character string
* @param nsrc Length of src, if <= 0, assume a C string with terminator
* otherwise assume a fortran string with length
*
* @code
* void fstrcpy(char *dst, size_t ndst, char *src, int nsrc);
* char dst[32] = {0};
* char small[4] = {0};
* char *src = "hello there ";
*
* fstrcpy(dst, sizeof dst, "hello", 5);
* assert_eq(strcmp(dst, "hello"), 0);
*
* fstrcpy(dst, sizeof dst, "hello", -1);
* assert_eq(strcmp(dst, "hello"), 0);
*
* fstrcpy(dst, sizeof dst, "hello", 4);
* assert_eq(strcmp(dst, "hell"), 0);
*
* fstrcpy(dst, sizeof dst, "hello ", 5);
* assert_eq(strcmp(dst, "hello"), 0);
*
* fstrcpy(small, sizeof small, src, 11);
* assert_eq(strcmp(small, "hel"), 0);
*
* @endcode
*/
void
fstrcpy(char *dst, size_t ndst, char *src, int nsrc) {
size_t n = 0, ns = 0;
if(ndst == 0) {
return;
}
if(nsrc < 0) { // Likely C Path
sacio_strlcpy(dst, src, ndst);
} else { // Likely Fortran Path
ns = (size_t) nsrc;
n = (ns < ndst) ? ns : ndst - 1;
memset(dst, 0, ndst);
memcpy(dst, src, n);
}
sacio_rstrip(dst);
}
/**
* @brief Copy a character string right padded with spaces
*
* @details Copy a character string right padded assuming the dst is
* a fortran string
*
* @private
* @ingroup sac-iris
* @memberof sac_iris
*
* @param dst Output character string, padded with spaces
* @param ndst Length of dst
* @param src Input character string
* @param nsrc Length of src
*
* @code
* void fstrput(char *dst, int ndst, char *src, size_t nsrc, int null_terminate);
*
* char dst[16] = {0};
* char src[32] = {0};
* strcpy(src, "hello there");
*
* fstrput(dst, sizeof dst, src, strlen(src), 0);
* assert_eq(memcmp(dst, "hello there ", sizeof dst), 0);
*
* fstrput(dst, sizeof dst, src, strlen(src), 1);
* assert_eq(memcmp(dst, "hello there\0 ", sizeof dst), 0);
*
* fstrput(dst, sizeof dst, "v", 1, 0);
* assert_eq(memcmp(dst, "v ", sizeof dst), 0);
*
* fstrput(dst, sizeof dst, "v", 1, 1);
* assert_eq(memcmp(dst, "v\0 ", sizeof dst), 0);
*
* fstrput(dst, sizeof dst, "123456789012345678901234567890", 30, 0);
* assert_eq(memcmp(dst, "1234567890123456", sizeof dst), 0);
*
* fstrput(dst, sizeof dst, "123456789012345678901234567890", 30, 1);
* assert_eq(memcmp(dst, "123456789012345\0", sizeof dst), 0);
*
* @endcode
*/
void
fstrput(char *dst, int ndst, char *src, size_t nsrc, int null_terminate) {
size_t n = 0, nd = 0;
if(ndst <= 0 || nsrc == 0) {
return;
}
nd = (size_t) ndst;
memset(dst, ' ', nd);
n = (nsrc < nd) ? nsrc : nd;
memcpy(dst, src, n);
if(null_terminate) {
n = (nsrc < nd-1) ? nsrc : nd-1;
dst[n] = 0;
}
}
/**
* @brief Convert a keyword to a Header Type and Location
*
* @details Determine the Hedaer Type and location from a keyword
*
* @private
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Keyword to find header location and type of
* @param nerr Status code, 0 in success, non-zero on failure
* @param kname_s Length of keyword
*
* @return struct hid with name, type, and header id
*/
struct hid *
get_hid(char *kname, int *nerr, int kname_s) {
struct hid *h = NULL;
char name[32] = {0};
*nerr = 0;
fstrcpy(name, sizeof(name), kname, kname_s);
if(!(h = sac_keyword_to_header(name, strlen(name)))) {
*nerr = ERROR_ILLEGAL_HEADER_FIELD_NAME;
}
return h;
}
/**
* @brief Get the current old fortran style sac header
*
* @private
* @ingroup sac_iris
* @memberof sac-iris
*
* @details Get the current old fortran style sac header
*
* @param nerr status code, 0 on success, non-zero on failure
*
* @return sac current sac header
*/
sac *
get_current(int *nerr) {
if(current == NULL) {
*nerr = ERROR_ILLEGAL_DATA_FILE_LIST_NUMBER;
}
return current;
}
/**
* @brief Read an evenly spaced sac file
*
* @details Read an evenly spaced sac file
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of sac file to read
* @param yarray Output dependent variable
* @param nlen Output length of \p yarray. If the data length is
* greater than the space specificed by \p max_,
* nlen is set to \p max_, \p nerr is set to -803,
* and only the first \p max_ points are returned
* @param beg Output begin value
* @param del Output sampling for the independent variable
* @param max_ Length of yarray
* @param nerr Status code, 0 on success, non-zero on failure
* @param kname_s Length of kname
*
* @code
* #define MAX 2000
*
* int nlen = 0, max = MAX, nerr = 0;
* float y[MAX], beg = 0.0, del = 0.0;
*
* rsac1("t/test_io_small.sac", y, &nlen, &beg, &del, &max, &nerr, -1);
* assert_eq(nerr, 0);
* assert_eq(beg, 0.0);
* assert_eq(del, 1.0);
* assert_eq(nlen, 100);
* @endcode
*
* An error occurs, -803, if the input arrays are not big enough
* but the data for the first portion of the file is available
*
* @code
* #define MAX 2000
* int nlen = 0, max = MAX, nerr = 0;
* float y[MAX];
* float beg = 0.0, del = 0.0;
* max = 10;
* rsac1("t/test_io_small.sac", y, &nlen, &beg, &del, &max, &nerr, -1);
* assert_eq(nerr, -803);
* @endcode
*
* If the file does not exist, nerr = 801
* @code
* #define MAX 2000
* int nerr = 0, max = MAX, nlen = 0;
* float y[MAX] = {0}, beg = 0.0, del = 0.0;
* rsac1("t/test_uneven_small.sac", y, &nlen, &beg, &del, &max, &nerr, -1);
* assert_eq(nerr, 801);
* @endcode
*
* If the file does not exist, nerr = 108
* @code
* #define MAX 2000
* int nerr = 0, max = MAX, nlen = 0;
* float y[MAX] = {0}, beg = 0.0, del = 0.0;
* rsac1("t/unicorns.sac", y, &nlen, &beg, &del, &max, &nerr, -1);
* assert_eq(nerr, 108);
* @endcode
*/
void
rsac1(char *kname,
float yarray[],
int *nlen,
float *beg,
float *del,
int *max_,
int *nerr,
int kname_s) {
double b = SAC_FLOAT_UNDEFINED;
double dt = SAC_FLOAT_UNDEFINED;
char name[4096] = {0};
fstrcpy(name, sizeof(name), kname, kname_s);
sac *s = sac_read(name, nerr);
if(*nerr != 0) {
return;
}
if(!s->h->leven) {
*nerr = ERROR_SAC_FILE_NOT_EVENLY_SPACED;
return;
}
sac_get_float(s, SAC_B, &b);
sac_get_float(s, SAC_DELTA, &dt);
*beg = (float) b;
*del = (float) dt;
if(s->h->npts <= *max_) {
*nlen = s->h->npts;
} else {
*nlen = *max_;
*nerr = -ERROR_SAC_DATA_TRUNCATED_ON_READ;
}
memcpy(yarray, s->y, (size_t) *nlen * sizeof(float));
current = s;
}
/**
* @brief Read an unevenly spaced sac file
*
* @details Read an unevenly spaced sac file
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of sac file to read
* @param yarray Output dependent variable
* @param nlen Output length of \p yarray and \p xarray
* @param xarray Output independent variable
* @param max_ Length of yarray
* @param nerr Status code, 0 on success, non-zero on failure
* @param kname_s Length of kname
*
* @code
* #define MAX 2000
* float y[MAX] = {0}, x[MAX] = {0};
* int nlen = 0, nerr = 0, max = MAX;
* rsac2("t/test_uneven_big.sac", y, &nlen, x, &max, &nerr, -1);
* assert_eq(nerr, 0);
* @endcode
*
* An error occurs, -803, if the input arrays are not big enough
* but the data for the first portion of the file is available
* @code
* #define MAX 2000
* int nerr = 0, max = MAX, nlen = 0;
* float y[MAX] = {0}, x[MAX] = {0};
* max = 10;
* rsac2("t/test_uneven_big.sac", y, &nlen, x, &max, &nerr, -1);
* assert_eq(nerr, -803);
* @endcode
*
* If the file read is not unevenly spaced, nerr = 802
* @code
* #define MAX 2000
* int nerr = 0, max = MAX, nlen = 0;
* float y[MAX] = {0}, x[MAX] = {0};
* rsac2("t/test_io_big.sac", y, &nlen, x, &max, &nerr, -1);
* assert_eq(nerr, 802);
* @endcode
*
* If the file does not exist, nerr = 108
* @code
* #define MAX 2000
* int nerr = 0, max = MAX, nlen = 0;
* float y[MAX] = {0}, x[MAX] = {0};
* rsac2("t/unicorns.sac", y, &nlen, x, &max, &nerr, -1);
* assert_eq(nerr, 108);
* @endcode
*
*/
void
rsac2(char *kname,
float *yarray,
int *nlen,
float *xarray,
int *max_,
int *nerr,
int kname_s) {
char name[4096] = {0};
fstrcpy(name, sizeof(name), kname, kname_s);
sac *s = sac_read(name, nerr);
if(*nerr != 0) {
return;
}
if(s->h->leven) {
*nerr = ERROR_SAC_FILE_NOT_UNEVENLY_SPACED;
return;
}
if(s->h->npts <= *max_) {
*nlen = s->h->npts;
} else {
*nlen = *max_;
*nerr = -ERROR_SAC_DATA_TRUNCATED_ON_READ;
}
memcpy(yarray, s->y, (size_t) *nlen * sizeof(float));
memcpy(xarray, s->x, (size_t) *nlen * sizeof(float));
s->h->npts = *nlen;
sac_be(s);
current = s;
}
/**
* @brief Create a new sac header to store in memory
*
* @details Creates a new, empy sac header in memory
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @note The header is held in memory and fields are accessible
* throught getfhv(), getihv(), getkhv(), getnhv(), getlhv()
* and settable from setfhv(), setihv(), setkhv(), setnhv(),
* setlhv(). This active header is used during writes in
* wsac0(), wsac1(), wsac2(), and wsac3().
*
* @code
* int nerr = 0, even = 0, nvhdr = 0;
* float dt = 0.0;
* char ftype[16] = {0};
* newhdr();
* getlhv("leven", &even, &nerr, -1);
* assert_eq(even, 1);
*
* getihv("iftype", ftype, &nerr, -1, sizeof ftype);
* assert_eq(strcmp(ftype, "ITIME "), 0);
*
* getnhv("nvhdr", &nvhdr, &nerr, -1);
* assert_eq(nvhdr, 6);
*
* getfhv("delta", &dt, &nerr, -1);
* assert_eq(dt, SAC_FLOAT_UNDEFINED);
*
* @endcode
*/
void
newhdr() {
sac *s = sac_new();
s->m->filename = strdup("new_hdr_file.sac");
if(current) {
sac_free(current);
current = NULL;
}
current = s;
}
/**
* @brief Read a sac file header
*
* @details Read a sac file header
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of sac file header to read
* @param nerr Status code, 0 on succes, non-zero on failure
* @param kname_s Length of kname
*
* @code
* int nerr = 0;
* int nvhdr = 0;
* char ftype[16] = {0};
* float dt = 0.0;
*
* rsach("t/test_io_small.sac", &nerr, -1);
* assert_eq(nerr, 0);
*
* getihv("iftype", ftype, &nerr, -1, sizeof ftype);
* assert_eq(strcmp(ftype, "ITIME "), 0);
*
* getnhv("nvhdr", &nvhdr, &nerr, -1);
* assert_eq(nvhdr, 6);
*
* getfhv("delta", &dt, &nerr, -1);
* assert_eq(dt, 1.0);
*
* @endcode
*
*/
void
rsach(char *kname,
int *nerr,
int kname_s) {
char name[4096] = {0};
fstrcpy(name, sizeof(name), kname, kname_s);
sac *s = sac_read_header(name, nerr);
if(*nerr != 0) {
return;
}
sac_be(s);
current = s;
}
/**
* @brief Write a sac file
*
* @details Write a sac file using the existing header in memory
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of sac file to write
* @param yarray Input independent varaible, e.g. x, time, real, amp
* @param xarray Input dependedent variable, e.g. amplitude, imag, phase
* @param nerr Status code, 0 on success, non-zero on failue
* @param kname_s Length of kname
*
* Example of writing a time series file from scratch.
* It is probably better to use wsac1()
* @code
* int nerr = 0, npts = 0;
* float x[MAX] = {0}, y[MAX] = {0}, b = 0.0, dt = 0.0;
* newhdr();
*
* npts = 3;
* setnhv("npts", &npts, &nerr, -1);
* assert_eq(nerr, 0);
*
* setihv("iftype", "itime", &nerr, -1, -1);
* assert_eq(nerr, 0);
*
* b = 0.0;
* setfhv("b", &b, &nerr, -1);
* assert_eq(nerr, 0);
*
* dt = 1.0;
* setfhv("delta", &dt, &nerr, -1);
* assert_eq(nerr, 0);
*
* y[0] = 0.0;
* y[1] = 1.0;
* y[2] = 2.0;
*
* wsac0("t/test.wsac0.sac.tmp", x, y, &nerr, -1);
* assert_eq(nerr, 0);
*
* @endcode
*
* Example of writing a spectral file from scratch.
* It is probably better to use wsac2()
* This is an 3 point impulse, otherwise known
* as a triangle; y = (0, 1, 0)
*
* @code
* #define PI M_PI
* int i = 0;
* int nerr = 0, npts = 0;
* float x[MAX] = {0}, y[MAX] = {0}, b = 0.0, dt = 0.0;
* newhdr();
*
* npts = 8;
* setnhv("npts", &npts, &nerr, -1);
* npts = 3; // Saved NPTS
* setnhv("nsnpts", &npts, &nerr, -1);
*
* setihv("iftype", "iamph", &nerr, -1, -1);
*
* b = 0.0;
* setfhv("b", &b, &nerr, -1);
* setfhv("sb", &b, &nerr, -1);
*
* dt = 0.125;
* setfhv("delta", &dt, &nerr, -1);
* dt = 1.0; // Saved delta
* setfhv("sdelta", &dt, &nerr, -1);
*
* for(i = 0; i < 8; i++) {
* y[i] = 1.0;
* }
* for(i = 1; i < 4; i++) {
* x[ i] = -((double) i) * PI/4.0;
* x[8-i] = ((double) i) * PI/4.0;
* }
* x[0] = 0.0;
* x[4] = PI;
*
* wsac0("t/test.wsac0.sac.tmp", x, y, &nerr, -1);
* assert_eq(nerr, 0);
*
* @endcode
*/
void
wsac0(char *kname,
float *xarray,
float *yarray,
int *nerr,
int kname_s) {
char name[4096] = {0};
float *x = NULL, *y = NULL;
sac *s = NULL;
if((s = get_current(nerr)) == NULL) {
return;
}
fstrcpy(name, sizeof(name), kname, kname_s);
x = s->x;
y = s->y;
s->x = xarray;
s->y = yarray;
sac_be(s);
sac_write(s, name, nerr);
s->x = x;
s->y = y;
}
/**
* @brief Write a sac file
*
* @details Write a sac file using the existing header in memory
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of sac file to write
* @param yarray Input independent varaible, e.g. x, time, real, amp
* @param xarray Input dependedent variable, e.g. amplitude, imag, phase
* @param nerr Status code, 0 on success, non-zero on failue
* @param kname_s Length of kname
*
* @note This is a simple wrapper around wsac0().
*/
void
wsac3(char *kname,
float *xarray,
float *yarray,
int *nerr,
int kname_s) {
wsac0(kname, xarray, yarray, nerr, kname_s);
}
/**
* @brief Write an evenly spaced sac file
*
* @details Write an evenly spaced sac file using the header in memory
* A new header is created just before writing.
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of sac file to write
* @param yarray Input dependent variable, e.g. amplitude
* @param nlen Length of yarray
* @param beg Begin value
* @param del dependent variable sampling
* @param nerr Status code, 0 on success, non-zero on failure
* @param kname_s Length of kname
*
* @code
* int nerr = 0, npts = 0;
* float y[MAX] = {0}, b = 0.0, dt = 0.0;
* newhdr();
*
* setihv("iftype", "itime", &nerr, -1, -1);
* assert_eq(nerr, 0);
*
* npts = 3;
* b = 0.0;
* dt = 1.0;
* y[0] = 0.0;
* y[1] = 1.0;
* y[2] = 2.0;
*
* wsac1("t/test.wsac1.sac.tmp", y, &npts, &b, &dt, &nerr, -1);
* assert_eq(nerr, 0);
*
* @endcode
*
*/
void
wsac1(char *kname,
float *yarray,
int *nlen,
float *beg,
float *del,
int *nerr,
int kname_s) {
char name[4096] = {0};
float *y = NULL;
sac *s = NULL;
newhdr();
if((s = get_current(nerr)) == NULL) {
return;
}
fstrcpy(name, sizeof(name), kname, kname_s);
y = s->y;
s->y = yarray;
sac_set_float(s, SAC_DELTA, (double) *del);
sac_set_float(s, SAC_B, (double) *beg);
s->h->npts = *nlen;
s->h->leven = TRUE;
sac_be(s);
sac_write(s, name, nerr);
s->y = y;
}
/**
* @brief Write an unevenly spaced sac file
*
* @details Write an unevenly spaced sac file using the header in memory
* A new header is created just before writing.
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of sac file to write
* @param yarray Input dependent variable
* @param nlen Length of \p yarray and \p xarray
* @param xarray Input independent variable
* @param nerr Status code, 0 on success, non-zero on failure
* @param kname_s Length of kname
*
* @code
* #define PI M_PI
* int i = 0;
* int nerr = 0, npts = 0;
* float x[MAX] = {0}, y[MAX] = {0}, b = 0.0, dt = 0.0;
* newhdr();
*
* npts = 3; // Saved NPTS
* setnhv("nsnpts", &npts, &nerr, -1);
* npts = 8;
* setnhv("npts", &npts, &nerr, -1);
*
* setihv("iftype", "iamph", &nerr, -1, -1);
*
* b = 0.0;
* setfhv("b", &b, &nerr, -1);
* setfhv("sb", &b, &nerr, -1);
*
* dt = 0.125;
* setfhv("delta", &dt, &nerr, -1);
* dt = 1.0; // Saved delta
* setfhv("sdelta", &dt, &nerr, -1);
*
* for(i = 0; i < 8; i++) {
* y[i] = 1.0;
* }
* for(i = 1; i < 4; i++) {
* x[ i] = -((double) i) * PI/4.0;
* x[8-i] = ((double) i) * PI/4.0;
* }
* x[0] = 0.0;
* x[4] = PI;
*
* wsac2("t/test.wsac2.sac.tmp", y, &npts, x, &nerr, -1);
* assert_eq(nerr, 0);
*
* @endcode
*
*/
void
wsac2(char *kname,
float *yarray,
int *nlen,
float *xarray,
int *nerr,
int kname_s) {
char name[4096] = {0};
float *y = NULL, *x = NULL;
sac *s = NULL;
newhdr();
if((s = get_current(nerr)) == NULL) {
return;
}
fstrcpy(name, sizeof(name), kname, kname_s);
y = s->y;
x = s->x;
s->y = yarray;
s->x = xarray;
s->h->npts = *nlen;
s->h->leven = FALSE;
sac_be(s);
sac_write(s, name, nerr);
s->y = y;
s->x = x;
}
/**
* @brief Get a floating point header value
*
* @details Get a floating point header value from the sac header
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of header value
* @param fvalue Output header value
* @param nerr Status, 0 on success, non-zero on failure
* @param kname_s Length of kname
*
* @note This routine requires an internal, global sac file from
* rsac1(), rsac2() or newhdr()
*
*
* @code
* #define MAX 2000
* int nlen = 0, max = MAX, nerr = 0;
* float y[MAX];
* float beg = 0.0, del = 0.0;
* double del8 = 0.0;
* rsac1("t/test_io_small.sac", y, &nlen, &beg, &del, &max, &nerr, -1);
* assert_eq(nerr, 0);
*
* getdhv("delta", &del8, &nerr, -1);
* assert_eq(nerr, 0);
* assert_eq(del8, 1.0);
* @endcode
*
*/
void
getdhv(char *kname, double *fvalue, int *nerr, int kname_s) {
double v = SAC_FLOAT_UNDEFINED;
sac *s = NULL;
struct hid *h = NULL;
*nerr = 0;
if((s = get_current(nerr)) == NULL) {
return;
}
if((h = get_hid(kname, nerr, kname_s)) == NULL) {
return;
}
if(h->type != SAC_FLOAT_TYPE) {
*nerr = ERROR_ILLEGAL_HEADER_FIELD_NAME;
*fvalue = SAC_FLOAT_UNDEFINED;
return;
}
sac_get_float(current, h->id, &v);
if(v == SAC_FLOAT_UNDEFINED) {
*nerr = ERROR_UNDEFINED_HEADER_FIELD_VALUE;
}
*fvalue = v;
}
/**
* @brief Get a floating point header value
*
* @details Get a floating point header value from the sac header
*
* @ingroup sac-iris
* @memberof sac_iris
*
* @param kname Name of header value
* @param fvalue Output header value
* @param nerr Status, 0 on success, non-zero on failure
* @param kname_s Length of kname
*
* @note This routine requires an internal, global sac file from
* rsac1(), rsac2() or newhdr()
*
* @code
* #define MAX 2000
* int nlen = 0, max = MAX, nerr = 0;
* float y[MAX];
* float beg = 0.0, del = 0.0;
* float del4 = 0.0;
* rsac1("t/test_io_small.sac", y, &nlen, &beg, &del, &max, &nerr, -1);
* assert_eq(nerr, 0);
*
* getfhv("delta", &del4, &nerr, -1);
* assert_eq(nerr, 0);
* assert_eq(del4, 1.0);
* assert_eq(del4, del);
* @endcode
*/
void
getfhv(char *kname, float *fvalue, int *nerr, int kname_s) {
double v;
getdhv(kname, &v, nerr, kname_s);
*fvalue = (float) v;
}
/**
* @brief Enumerated values to use in getihv() and setihv()
*
* @ingroup sac0iris
* @memberof sac_iris
*
*/
char *enum_values[] = {
"ITIME ",
"IRLIM ",
"IAMPH ",
"IXY ",
"IUNKN ",
"IDISP ",
"IVEL ",
"IACC ",
"IB ",
"IDAY ",
"IO ",
"IA ",
"IT0 ",
"IT1 ",
"IT2 ",
"IT3 ",
"IT4 ",
"IT5 ",
"IT6 ",
"IT7 ",
"IT8 ",
"IT9 ",
"IRADNV ",
"ITANNV ",
"IRADEV ",
"ITANEV ",
"INORTH ",
"IEAST ",
"IHORZA ",
"IDOWN ",
"IUP ",
"ILLLBB ",
"IWWSN1 ",
"IWWSN2 ",
"IHGLP ",
"ISRO ",
"INUCL ",
"IPREN ",
"IPOSTN ",
"IQUAKE ",
"IPREQ ",
"IPOSTQ ",
"ICHEM ",
"IOTHER ",
"IGOOD ",
"IGLCH ",
"IDROP ",
"ILOWSN ",
"IRLDTA ",
"IVOLTS ",
"IXYZ ",
"IMB ",
"IMS ",
"IML ",
"IMW ",
"IMD ",
"IMX ",
"INEIC ",
"IPDEQ ",
"IPDEW ",
"IPDE ",
"IISC ",
"IREB ",
"IUSGS ",
"IBRK ",
"ICALTECH",
"ILLNL ",
"IEVLOC ",
"IJSOP ",
"IUSER ",
"IUNKNOWN",
"IQB ",
"IQB1 ",
"IQB2 ",
"IQBX ",
"IQMT ",
"IEQ ",
"IEQ1 ",
"IEQ2 ",
"IME ",
"IEX ",
"INU ",
"INC ",
"IO_ ",
"IL ",
"IR ",
"IT ",
"IU ",
"IEQ3 ",
"IEQ0 ",
"IEX0 ",
"IQC ",
"IQB0 ",
"IGEY ",
"ILIT ",
"IMET ",
"IODOR ",
"ISUN ",
"IMERCURY",
"IVENUS ",
"IEARTH ",
"IMOON ",
"IMARS ",
};
/**
* @brief Get a enumerated header value
*
* @details Get a enumerated header value from the sac header
*
* @ingroup sac-iris
* @memberof sac_iris
* @private
*
* @param kname Name of header value
* @param kvalue Output enumerated value as a string
* @param nerr Status, 0 on success, non-zero on failure
* @param kname_s Length of kname
* @param kvalue_s Length of kvalue
*
* @note This routine requires an internal, global sac file from
* rsac1(), rsac2() or newhdr()
*/
void
getihv_internal(char *kname, char *kvalue, int *nerr, int kname_s, int kvalue_s, int null_terminate) {
sac *s = NULL;
size_t n = 0;
struct hid *h = NULL;