FreeCalypso > hg > freecalypso-tools
changeset 121:4070847293a9
fc-tmsh: RF table reading code implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sun, 19 Feb 2017 08:32:37 +0000 |
parents | 12dbb47ad3f7 |
children | cad9129d0f03 |
files | rvinterf/include/l1tm.h rvinterf/tmsh/Makefile rvinterf/tmsh/rftablerd.c |
diffstat | 3 files changed, 370 insertions(+), 1 deletions(-) [+] |
line wrap: on
line diff
--- a/rvinterf/include/l1tm.h Sat Feb 18 08:02:22 2017 +0000 +++ b/rvinterf/include/l1tm.h Sun Feb 19 08:32:37 2017 +0000 @@ -189,3 +189,5 @@ RX_TX_MON_TCH = 19, RX_TX_MON = 27 }; + +#define MAX_RF_TABLE_SIZE 128
--- a/rvinterf/tmsh/Makefile Sat Feb 18 08:02:22 2017 +0000 +++ b/rvinterf/tmsh/Makefile Sun Feb 19 08:32:37 2017 +0000 @@ -2,7 +2,7 @@ CFLAGS= -O2 -I../include PROG= fc-tmsh OBJS= abb.o audiocmd.o etmbasic.o ffs2.o ffs2resp.o init.o l1cmd.o main.o \ - misc.o omr.o oneshot.o pktsort.o tmcore.o usercmd.o + misc.o omr.o oneshot.o pktsort.o rftablerd.o tmcore.o usercmd.o LIBS= ../libasync/libasync.a INSTBIN=/opt/freecalypso/bin
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/rvinterf/tmsh/rftablerd.c Sun Feb 19 08:32:37 2017 +0000 @@ -0,0 +1,367 @@ +/* + * Reading RF tables from formatted ASCII files for the rftw command + */ + +#include <sys/types.h> +#include <ctype.h> +#include <stdio.h> +#include <string.h> +#include <strings.h> +#include <stdlib.h> +#include "localtypes.h" +#include "l1tm.h" +#include "exitcodes.h" + +#define MAX_FIELDS_PER_LINE 64 + +static char *filename; +static FILE *rdfile; +static unsigned lineno; +static char linebuf[256], *line_fields[MAX_FIELDS_PER_LINE]; +static unsigned line_nfields, line_field_ptr; +static char *format; +static u_char *writeptr; +static unsigned written_size; + +static int +read_line() +{ + char *cp; + + if (!fgets(linebuf, sizeof linebuf, rdfile)) + return(0); + lineno++; + cp = linebuf; + for (line_nfields = 0; ; ) { + while (isspace(*cp)) + cp++; + if (*cp == '\0' || *cp == '#') + break; + if (line_nfields >= MAX_FIELDS_PER_LINE) { + printf("%s line %d: too many fields on one line\n", + filename, lineno); + return(-1); + } + line_fields[line_nfields++] = cp; + while (*cp && !isspace(*cp)) + cp++; + if (*cp) + *cp++ = '\0'; + } + return(1); +} + +static +get_field(retp) + char **retp; +{ + int rc; + + if (line_field_ptr < line_nfields) { + *retp = line_fields[line_field_ptr++]; + return(1); + } + do { + rc = read_line(); + if (rc <= 0) + return(rc); + } while (!line_nfields); + *retp = line_fields[0]; + line_field_ptr = 1; + return(1); +} + +static +process_number(size) +{ + char *field; + int rc; + u_long number; + + rc = get_field(&field); + if (rc < 0) + return(ERROR_USAGE); + if (!rc) { + printf("error: %s is too short for table format %s\n", + filename, format); + return(ERROR_USAGE); + } + if (field[0] == '-') + number = strtol(field, 0, 0); + else + number = strtoul(field, 0, 0); + switch (size) { + case 1: + *writeptr++ = number; + break; + case 2: + *writeptr++ = number; + *writeptr++ = number >> 8; + break; + case 4: + *writeptr++ = number; + *writeptr++ = number >> 8; + *writeptr++ = number >> 16; + *writeptr++ = number >> 24; + break; + default: + abort(); + } + written_size += size; + return(0); +} + +static +ensure_eof() +{ + char *field; + int rc; + + rc = get_field(&field); + if (rc < 0) + return(ERROR_USAGE); + if (rc) { + printf("error: %s is too long for table format %s\n", + filename, format); + return(ERROR_USAGE); + } + return(0); +} + +static +read_agc_table() +{ + int i, rc; + + for (i = 0; i < 20; i++) { + rc = process_number(2); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_afcparams() +{ + int i, rc; + + for (i = 0; i < 4; i++) { + rc = process_number(4); + if (rc) + return(rc); + } + for (i = 0; i < 4; i++) { + rc = process_number(2); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_agc_global_params() +{ + int i, rc; + + for (i = 0; i < 4; i++) { + rc = process_number(2); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_il2agc() +{ + int i, rc; + + for (i = 0; i < 121; i++) { + rc = process_number(1); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_tx_levels() +{ + int i, rc; + + for (i = 0; i < 32; i++) { + rc = process_number(2); + if (rc) + return(rc); + rc = process_number(1); + if (rc) + return(rc); + rc = process_number(1); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_tx_calchan() +{ + int i, rc; + + for (i = 0; i < 64; i++) { + rc = process_number(2); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_tx_caltemp() +{ + int i, rc; + + for (i = 0; i < 20; i++) { + rc = process_number(2); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_rx_calchan() +{ + int i, rc; + + for (i = 0; i < 20; i++) { + rc = process_number(2); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_rx_caltemp() +{ + int i, rc; + + for (i = 0; i < 22; i++) { + rc = process_number(2); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_rx_agc_params() +{ + int i, rc; + + for (i = 0; i < 4; i++) { + rc = process_number(2); + if (rc) + return(rc); + } + return ensure_eof(); +} + +static +read_raw_table() +{ + int rc; + char *field; + u_long number; + + for (;;) { + rc = get_field(&field); + if (rc < 0) + return(ERROR_USAGE); + if (!rc) + break; + number = strtoul(field, 0, 16); + if (written_size >= MAX_RF_TABLE_SIZE) { + printf("error: raw table %s exceeds maximum size\n", + filename); + return(ERROR_USAGE); + } + *writeptr++ = number; + written_size++; + } + if (!written_size) { + printf("error: raw table %s is empty\n", filename); + return(ERROR_USAGE); + } + return(0); +} + +static struct table_format { + char *kw; + int (*handler)(); +} table_formats[] = { + {"agc-table", read_agc_table}, + {"afcparams", read_afcparams}, + {"agc-global-params", read_agc_global_params}, + {"il2agc", read_il2agc}, + {"tx-levels", read_tx_levels}, + {"tx-calchan", read_tx_calchan}, + {"tx-caltemp", read_tx_caltemp}, + {"rx-calchan", read_rx_calchan}, + {"rx-caltemp", read_rx_caltemp}, + {"rx-agc-params", read_rx_agc_params}, + {"raw", read_raw_table}, + {0, 0} +}; + +read_rf_table(filename_arg, rdbuf, format_ret, size_ret) + char *filename_arg; + u_char *rdbuf; + char **format_ret; + unsigned *size_ret; +{ + char *field; + int rc; + struct table_format *tp; + + filename = filename_arg; + rdfile = fopen(filename, "r"); + if (!rdfile) { + perror(filename); + return(ERROR_UNIX); + } + lineno = 0; + line_nfields = 0; + rc = get_field(&field); + if (rc <= 0) { +not_valid_rftable: + printf("error: %s is not a valid RF table file\n", filename); + fclose(rdfile); + return(ERROR_USAGE); + } + if (strcmp(field, "rf_table")) + goto not_valid_rftable; + rc = get_field(&field); + if (rc <= 0) + goto not_valid_rftable; + for (tp = table_formats; tp->kw; tp++) + if (!strcmp(tp->kw, field)) + break; + if (!tp->kw) { + printf("error: table format \"%s\" not recognized\n", field); + fclose(rdfile); + return(ERROR_USAGE); + } + format = tp->kw; + if (format_ret) + *format_ret = format; + writeptr = rdbuf; + written_size = 0; + rc = tp->handler(); + fclose(rdfile); + if (size_ret) + *size_ret = written_size; + return(rc); +}